collab_panel.rs

   1// mod channel_modal;
   2// mod contact_finder;
   3
   4// use crate::{
   5//     channel_view::{self, ChannelView},
   6//     chat_panel::ChatPanel,
   7//     face_pile::FacePile,
   8//     panel_settings, CollaborationPanelSettings,
   9// };
  10// use anyhow::Result;
  11// use call::ActiveCall;
  12// use channel::{Channel, ChannelEvent, ChannelId, ChannelStore};
  13// use channel_modal::ChannelModal;
  14// use client::{
  15//     proto::{self, PeerId},
  16//     Client, Contact, User, UserStore,
  17// };
  18// use contact_finder::ContactFinder;
  19// use context_menu::{ContextMenu, ContextMenuItem};
  20// use db::kvp::KEY_VALUE_STORE;
  21// use drag_and_drop::{DragAndDrop, Draggable};
  22// use editor::{Cancel, Editor};
  23// use feature_flags::{ChannelsAlpha, FeatureFlagAppExt, FeatureFlagViewExt};
  24// use futures::StreamExt;
  25// use fuzzy::{match_strings, StringMatchCandidate};
  26// use gpui::{
  27//     actions,
  28//     elements::{
  29//         Canvas, ChildView, Component, ContainerStyle, Empty, Flex, Image, Label, List, ListOffset,
  30//         ListState, MouseEventHandler, Orientation, OverlayPositionMode, Padding, ParentElement,
  31//         SafeStylable, Stack, Svg,
  32//     },
  33//     fonts::TextStyle,
  34//     geometry::{
  35//         rect::RectF,
  36//         vector::{vec2f, Vector2F},
  37//     },
  38//     impl_actions,
  39//     platform::{CursorStyle, MouseButton, PromptLevel},
  40//     serde_json, AnyElement, AppContext, AsyncAppContext, ClipboardItem, Element, Entity, FontCache,
  41//     ModelHandle, Subscription, Task, View, ViewContext, ViewHandle, WeakViewHandle,
  42// };
  43// use menu::{Confirm, SelectNext, SelectPrev};
  44// use project::{Fs, Project};
  45// use serde_derive::{Deserialize, Serialize};
  46// use settings::SettingsStore;
  47// use std::{borrow::Cow, hash::Hash, mem, sync::Arc};
  48// use theme::{components::ComponentExt, IconButton, Interactive};
  49// use util::{maybe, ResultExt, TryFutureExt};
  50// use workspace::{
  51//     dock::{DockPosition, Panel},
  52//     item::ItemHandle,
  53//     FollowNextCollaborator, Workspace,
  54// };
  55
  56// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  57// struct ToggleCollapse {
  58//     location: ChannelId,
  59// }
  60
  61// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  62// struct NewChannel {
  63//     location: ChannelId,
  64// }
  65
  66// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  67// struct RenameChannel {
  68//     channel_id: ChannelId,
  69// }
  70
  71// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  72// struct ToggleSelectedIx {
  73//     ix: usize,
  74// }
  75
  76// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  77// struct RemoveChannel {
  78//     channel_id: ChannelId,
  79// }
  80
  81// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  82// struct InviteMembers {
  83//     channel_id: ChannelId,
  84// }
  85
  86// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  87// struct ManageMembers {
  88//     channel_id: ChannelId,
  89// }
  90
  91// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  92// pub struct OpenChannelNotes {
  93//     pub channel_id: ChannelId,
  94// }
  95
  96// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
  97// pub struct JoinChannelCall {
  98//     pub channel_id: u64,
  99// }
 100
 101// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
 102// pub struct JoinChannelChat {
 103//     pub channel_id: u64,
 104// }
 105
 106// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
 107// pub struct CopyChannelLink {
 108//     pub channel_id: u64,
 109// }
 110
 111// #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
 112// struct StartMoveChannelFor {
 113//     channel_id: ChannelId,
 114// }
 115
 116// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
 117// struct MoveChannel {
 118//     to: ChannelId,
 119// }
 120
 121actions!(
 122    ToggleFocus,
 123    Remove,
 124    Secondary,
 125    CollapseSelectedChannel,
 126    ExpandSelectedChannel,
 127    StartMoveChannel,
 128    MoveSelected,
 129    InsertSpace,
 130);
 131
 132// impl_actions!(
 133//     collab_panel,
 134//     [
 135//         RemoveChannel,
 136//         NewChannel,
 137//         InviteMembers,
 138//         ManageMembers,
 139//         RenameChannel,
 140//         ToggleCollapse,
 141//         OpenChannelNotes,
 142//         JoinChannelCall,
 143//         JoinChannelChat,
 144//         CopyChannelLink,
 145//         StartMoveChannelFor,
 146//         MoveChannel,
 147//         ToggleSelectedIx
 148//     ]
 149// );
 150
 151// #[derive(Debug, Copy, Clone, PartialEq, Eq)]
 152// struct ChannelMoveClipboard {
 153//     channel_id: ChannelId,
 154// }
 155
 156const COLLABORATION_PANEL_KEY: &'static str = "CollaborationPanel";
 157
 158use std::sync::Arc;
 159
 160use db::kvp::KEY_VALUE_STORE;
 161use gpui::{
 162    actions, div, serde_json, AppContext, AsyncWindowContext, Div, EventEmitter, FocusHandle,
 163    Focusable, FocusableView, InteractiveElement, ParentElement, Render, View, ViewContext,
 164    VisualContext, WeakView,
 165};
 166use project::Fs;
 167use serde_derive::{Deserialize, Serialize};
 168use settings::Settings;
 169use util::ResultExt;
 170use workspace::{
 171    dock::{DockPosition, Panel, PanelEvent},
 172    Workspace,
 173};
 174
 175use crate::CollaborationPanelSettings;
 176
 177pub fn init(cx: &mut AppContext) {
 178    cx.observe_new_views(|workspace: &mut Workspace, _| {
 179        workspace.register_action(|workspace, _: &ToggleFocus, cx| {
 180            workspace.toggle_panel_focus::<CollabPanel>(cx);
 181        });
 182    })
 183    .detach();
 184    //     contact_finder::init(cx);
 185    //     channel_modal::init(cx);
 186    //     channel_view::init(cx);
 187
 188    //     cx.add_action(CollabPanel::cancel);
 189    //     cx.add_action(CollabPanel::select_next);
 190    //     cx.add_action(CollabPanel::select_prev);
 191    //     cx.add_action(CollabPanel::confirm);
 192    //     cx.add_action(CollabPanel::insert_space);
 193    //     cx.add_action(CollabPanel::remove);
 194    //     cx.add_action(CollabPanel::remove_selected_channel);
 195    //     cx.add_action(CollabPanel::show_inline_context_menu);
 196    //     cx.add_action(CollabPanel::new_subchannel);
 197    //     cx.add_action(CollabPanel::invite_members);
 198    //     cx.add_action(CollabPanel::manage_members);
 199    //     cx.add_action(CollabPanel::rename_selected_channel);
 200    //     cx.add_action(CollabPanel::rename_channel);
 201    //     cx.add_action(CollabPanel::toggle_channel_collapsed_action);
 202    //     cx.add_action(CollabPanel::collapse_selected_channel);
 203    //     cx.add_action(CollabPanel::expand_selected_channel);
 204    //     cx.add_action(CollabPanel::open_channel_notes);
 205    //     cx.add_action(CollabPanel::join_channel_chat);
 206    //     cx.add_action(CollabPanel::copy_channel_link);
 207
 208    //     cx.add_action(
 209    //         |panel: &mut CollabPanel, action: &ToggleSelectedIx, cx: &mut ViewContext<CollabPanel>| {
 210    //             if panel.selection.take() != Some(action.ix) {
 211    //                 panel.selection = Some(action.ix)
 212    //             }
 213
 214    //             cx.notify();
 215    //         },
 216    //     );
 217
 218    //     cx.add_action(
 219    //         |panel: &mut CollabPanel,
 220    //          action: &StartMoveChannelFor,
 221    //          _: &mut ViewContext<CollabPanel>| {
 222    //             panel.channel_clipboard = Some(ChannelMoveClipboard {
 223    //                 channel_id: action.channel_id,
 224    //             });
 225    //         },
 226    //     );
 227
 228    //     cx.add_action(
 229    //         |panel: &mut CollabPanel, _: &StartMoveChannel, _: &mut ViewContext<CollabPanel>| {
 230    //             if let Some(channel) = panel.selected_channel() {
 231    //                 panel.channel_clipboard = Some(ChannelMoveClipboard {
 232    //                     channel_id: channel.id,
 233    //                 })
 234    //             }
 235    //         },
 236    //     );
 237
 238    //     cx.add_action(
 239    //         |panel: &mut CollabPanel, _: &MoveSelected, cx: &mut ViewContext<CollabPanel>| {
 240    //             let Some(clipboard) = panel.channel_clipboard.take() else {
 241    //                 return;
 242    //             };
 243    //             let Some(selected_channel) = panel.selected_channel() else {
 244    //                 return;
 245    //             };
 246
 247    //             panel
 248    //                 .channel_store
 249    //                 .update(cx, |channel_store, cx| {
 250    //                     channel_store.move_channel(clipboard.channel_id, Some(selected_channel.id), cx)
 251    //                 })
 252    //                 .detach_and_log_err(cx)
 253    //         },
 254    //     );
 255
 256    //     cx.add_action(
 257    //         |panel: &mut CollabPanel, action: &MoveChannel, cx: &mut ViewContext<CollabPanel>| {
 258    //             if let Some(clipboard) = panel.channel_clipboard.take() {
 259    //                 panel.channel_store.update(cx, |channel_store, cx| {
 260    //                     channel_store
 261    //                         .move_channel(clipboard.channel_id, Some(action.to), cx)
 262    //                         .detach_and_log_err(cx)
 263    //                 })
 264    //             }
 265    //         },
 266    //     );
 267}
 268
 269// #[derive(Debug)]
 270// pub enum ChannelEditingState {
 271//     Create {
 272//         location: Option<ChannelId>,
 273//         pending_name: Option<String>,
 274//     },
 275//     Rename {
 276//         location: ChannelId,
 277//         pending_name: Option<String>,
 278//     },
 279// }
 280
 281// impl ChannelEditingState {
 282//     fn pending_name(&self) -> Option<&str> {
 283//         match self {
 284//             ChannelEditingState::Create { pending_name, .. } => pending_name.as_deref(),
 285//             ChannelEditingState::Rename { pending_name, .. } => pending_name.as_deref(),
 286//         }
 287//     }
 288// }
 289
 290pub struct CollabPanel {
 291    width: Option<f32>,
 292    fs: Arc<dyn Fs>,
 293    focus_handle: FocusHandle,
 294    // channel_clipboard: Option<ChannelMoveClipboard>,
 295    // pending_serialization: Task<Option<()>>,
 296    // context_menu: ViewHandle<ContextMenu>,
 297    // filter_editor: ViewHandle<Editor>,
 298    // channel_name_editor: ViewHandle<Editor>,
 299    // channel_editing_state: Option<ChannelEditingState>,
 300    // entries: Vec<ListEntry>,
 301    // selection: Option<usize>,
 302    // user_store: ModelHandle<UserStore>,
 303    // client: Arc<Client>,
 304    // channel_store: ModelHandle<ChannelStore>,
 305    // project: ModelHandle<Project>,
 306    // match_candidates: Vec<StringMatchCandidate>,
 307    // list_state: ListState<Self>,
 308    // subscriptions: Vec<Subscription>,
 309    // collapsed_sections: Vec<Section>,
 310    // collapsed_channels: Vec<ChannelId>,
 311    // drag_target_channel: ChannelDragTarget,
 312    _workspace: WeakView<Workspace>,
 313    // context_menu_on_selected: bool,
 314}
 315
 316// #[derive(PartialEq, Eq)]
 317// enum ChannelDragTarget {
 318//     None,
 319//     Root,
 320//     Channel(ChannelId),
 321// }
 322
 323#[derive(Serialize, Deserialize)]
 324struct SerializedCollabPanel {
 325    width: Option<f32>,
 326    collapsed_channels: Option<Vec<u64>>,
 327}
 328
 329// #[derive(Debug)]
 330// pub enum Event {
 331//     DockPositionChanged,
 332//     Focus,
 333//     Dismissed,
 334// }
 335
 336// #[derive(Clone, Copy, PartialEq, Eq, Debug, PartialOrd, Ord)]
 337// enum Section {
 338//     ActiveCall,
 339//     Channels,
 340//     ChannelInvites,
 341//     ContactRequests,
 342//     Contacts,
 343//     Online,
 344//     Offline,
 345// }
 346
 347// #[derive(Clone, Debug)]
 348// enum ListEntry {
 349//     Header(Section),
 350//     CallParticipant {
 351//         user: Arc<User>,
 352//         peer_id: Option<PeerId>,
 353//         is_pending: bool,
 354//     },
 355//     ParticipantProject {
 356//         project_id: u64,
 357//         worktree_root_names: Vec<String>,
 358//         host_user_id: u64,
 359//         is_last: bool,
 360//     },
 361//     ParticipantScreen {
 362//         peer_id: Option<PeerId>,
 363//         is_last: bool,
 364//     },
 365//     IncomingRequest(Arc<User>),
 366//     OutgoingRequest(Arc<User>),
 367//     ChannelInvite(Arc<Channel>),
 368//     Channel {
 369//         channel: Arc<Channel>,
 370//         depth: usize,
 371//         has_children: bool,
 372//     },
 373//     ChannelNotes {
 374//         channel_id: ChannelId,
 375//     },
 376//     ChannelChat {
 377//         channel_id: ChannelId,
 378//     },
 379//     ChannelEditor {
 380//         depth: usize,
 381//     },
 382//     Contact {
 383//         contact: Arc<Contact>,
 384//         calling: bool,
 385//     },
 386//     ContactPlaceholder,
 387// }
 388
 389// impl Entity for CollabPanel {
 390//     type Event = Event;
 391// }
 392
 393impl CollabPanel {
 394    pub fn new(workspace: &mut Workspace, cx: &mut ViewContext<Workspace>) -> View<Self> {
 395        cx.build_view(|cx| {
 396            //             let view_id = cx.view_id();
 397
 398            //             let filter_editor = cx.add_view(|cx| {
 399            //                 let mut editor = Editor::single_line(
 400            //                     Some(Arc::new(|theme| {
 401            //                         theme.collab_panel.user_query_editor.clone()
 402            //                     })),
 403            //                     cx,
 404            //                 );
 405            //                 editor.set_placeholder_text("Filter channels, contacts", cx);
 406            //                 editor
 407            //             });
 408
 409            //             cx.subscribe(&filter_editor, |this, _, event, cx| {
 410            //                 if let editor::Event::BufferEdited = event {
 411            //                     let query = this.filter_editor.read(cx).text(cx);
 412            //                     if !query.is_empty() {
 413            //                         this.selection.take();
 414            //                     }
 415            //                     this.update_entries(true, cx);
 416            //                     if !query.is_empty() {
 417            //                         this.selection = this
 418            //                             .entries
 419            //                             .iter()
 420            //                             .position(|entry| !matches!(entry, ListEntry::Header(_)));
 421            //                     }
 422            //                 } else if let editor::Event::Blurred = event {
 423            //                     let query = this.filter_editor.read(cx).text(cx);
 424            //                     if query.is_empty() {
 425            //                         this.selection.take();
 426            //                         this.update_entries(true, cx);
 427            //                     }
 428            //                 }
 429            //             })
 430            //             .detach();
 431
 432            //             let channel_name_editor = cx.add_view(|cx| {
 433            //                 Editor::single_line(
 434            //                     Some(Arc::new(|theme| {
 435            //                         theme.collab_panel.user_query_editor.clone()
 436            //                     })),
 437            //                     cx,
 438            //                 )
 439            //             });
 440
 441            //             cx.subscribe(&channel_name_editor, |this, _, event, cx| {
 442            //                 if let editor::Event::Blurred = event {
 443            //                     if let Some(state) = &this.channel_editing_state {
 444            //                         if state.pending_name().is_some() {
 445            //                             return;
 446            //                         }
 447            //                     }
 448            //                     this.take_editing_state(cx);
 449            //                     this.update_entries(false, cx);
 450            //                     cx.notify();
 451            //                 }
 452            //             })
 453            //             .detach();
 454
 455            //             let list_state =
 456            //                 ListState::<Self>::new(0, Orientation::Top, 1000., move |this, ix, cx| {
 457            //                     let theme = theme::current(cx).clone();
 458            //                     let is_selected = this.selection == Some(ix);
 459            //                     let current_project_id = this.project.read(cx).remote_id();
 460
 461            //                     match &this.entries[ix] {
 462            //                         ListEntry::Header(section) => {
 463            //                             let is_collapsed = this.collapsed_sections.contains(section);
 464            //                             this.render_header(*section, &theme, is_selected, is_collapsed, cx)
 465            //                         }
 466            //                         ListEntry::CallParticipant {
 467            //                             user,
 468            //                             peer_id,
 469            //                             is_pending,
 470            //                         } => Self::render_call_participant(
 471            //                             user,
 472            //                             *peer_id,
 473            //                             this.user_store.clone(),
 474            //                             *is_pending,
 475            //                             is_selected,
 476            //                             &theme,
 477            //                             cx,
 478            //                         ),
 479            //                         ListEntry::ParticipantProject {
 480            //                             project_id,
 481            //                             worktree_root_names,
 482            //                             host_user_id,
 483            //                             is_last,
 484            //                         } => Self::render_participant_project(
 485            //                             *project_id,
 486            //                             worktree_root_names,
 487            //                             *host_user_id,
 488            //                             Some(*project_id) == current_project_id,
 489            //                             *is_last,
 490            //                             is_selected,
 491            //                             &theme,
 492            //                             cx,
 493            //                         ),
 494            //                         ListEntry::ParticipantScreen { peer_id, is_last } => {
 495            //                             Self::render_participant_screen(
 496            //                                 *peer_id,
 497            //                                 *is_last,
 498            //                                 is_selected,
 499            //                                 &theme.collab_panel,
 500            //                                 cx,
 501            //                             )
 502            //                         }
 503            //                         ListEntry::Channel {
 504            //                             channel,
 505            //                             depth,
 506            //                             has_children,
 507            //                         } => {
 508            //                             let channel_row = this.render_channel(
 509            //                                 &*channel,
 510            //                                 *depth,
 511            //                                 &theme,
 512            //                                 is_selected,
 513            //                                 *has_children,
 514            //                                 ix,
 515            //                                 cx,
 516            //                             );
 517
 518            //                             if is_selected && this.context_menu_on_selected {
 519            //                                 Stack::new()
 520            //                                     .with_child(channel_row)
 521            //                                     .with_child(
 522            //                                         ChildView::new(&this.context_menu, cx)
 523            //                                             .aligned()
 524            //                                             .bottom()
 525            //                                             .right(),
 526            //                                     )
 527            //                                     .into_any()
 528            //                             } else {
 529            //                                 return channel_row;
 530            //                             }
 531            //                         }
 532            //                         ListEntry::ChannelNotes { channel_id } => this.render_channel_notes(
 533            //                             *channel_id,
 534            //                             &theme.collab_panel,
 535            //                             is_selected,
 536            //                             ix,
 537            //                             cx,
 538            //                         ),
 539            //                         ListEntry::ChannelChat { channel_id } => this.render_channel_chat(
 540            //                             *channel_id,
 541            //                             &theme.collab_panel,
 542            //                             is_selected,
 543            //                             ix,
 544            //                             cx,
 545            //                         ),
 546            //                         ListEntry::ChannelInvite(channel) => Self::render_channel_invite(
 547            //                             channel.clone(),
 548            //                             this.channel_store.clone(),
 549            //                             &theme.collab_panel,
 550            //                             is_selected,
 551            //                             cx,
 552            //                         ),
 553            //                         ListEntry::IncomingRequest(user) => Self::render_contact_request(
 554            //                             user.clone(),
 555            //                             this.user_store.clone(),
 556            //                             &theme.collab_panel,
 557            //                             true,
 558            //                             is_selected,
 559            //                             cx,
 560            //                         ),
 561            //                         ListEntry::OutgoingRequest(user) => Self::render_contact_request(
 562            //                             user.clone(),
 563            //                             this.user_store.clone(),
 564            //                             &theme.collab_panel,
 565            //                             false,
 566            //                             is_selected,
 567            //                             cx,
 568            //                         ),
 569            //                         ListEntry::Contact { contact, calling } => Self::render_contact(
 570            //                             contact,
 571            //                             *calling,
 572            //                             &this.project,
 573            //                             &theme,
 574            //                             is_selected,
 575            //                             cx,
 576            //                         ),
 577            //                         ListEntry::ChannelEditor { depth } => {
 578            //                             this.render_channel_editor(&theme, *depth, cx)
 579            //                         }
 580            //                         ListEntry::ContactPlaceholder => {
 581            //                             this.render_contact_placeholder(&theme.collab_panel, is_selected, cx)
 582            //                         }
 583            //                     }
 584            //                 });
 585
 586            let this = Self {
 587                width: None,
 588                focus_handle: cx.focus_handle(),
 589                //                 channel_clipboard: None,
 590                fs: workspace.app_state().fs.clone(),
 591                //                 pending_serialization: Task::ready(None),
 592                //                 context_menu: cx.add_view(|cx| ContextMenu::new(view_id, cx)),
 593                //                 channel_name_editor,
 594                //                 filter_editor,
 595                //                 entries: Vec::default(),
 596                //                 channel_editing_state: None,
 597                //                 selection: None,
 598                //                 user_store: workspace.user_store().clone(),
 599                //                 channel_store: ChannelStore::global(cx),
 600                //                 project: workspace.project().clone(),
 601                //                 subscriptions: Vec::default(),
 602                //                 match_candidates: Vec::default(),
 603                //                 collapsed_sections: vec![Section::Offline],
 604                //                 collapsed_channels: Vec::default(),
 605                _workspace: workspace.weak_handle(),
 606                //                 client: workspace.app_state().client.clone(),
 607                //                 context_menu_on_selected: true,
 608                //                 drag_target_channel: ChannelDragTarget::None,
 609                //                 list_state,
 610            };
 611
 612            //             this.update_entries(false, cx);
 613
 614            //             // Update the dock position when the setting changes.
 615            //             let mut old_dock_position = this.position(cx);
 616            //             this.subscriptions
 617            //                 .push(
 618            //                     cx.observe_global::<SettingsStore, _>(move |this: &mut Self, cx| {
 619            //                         let new_dock_position = this.position(cx);
 620            //                         if new_dock_position != old_dock_position {
 621            //                             old_dock_position = new_dock_position;
 622            //                             cx.emit(Event::DockPositionChanged);
 623            //                         }
 624            //                         cx.notify();
 625            //                     }),
 626            //                 );
 627
 628            //             let active_call = ActiveCall::global(cx);
 629            //             this.subscriptions
 630            //                 .push(cx.observe(&this.user_store, |this, _, cx| {
 631            //                     this.update_entries(true, cx)
 632            //                 }));
 633            //             this.subscriptions
 634            //                 .push(cx.observe(&this.channel_store, |this, _, cx| {
 635            //                     this.update_entries(true, cx)
 636            //                 }));
 637            //             this.subscriptions
 638            //                 .push(cx.observe(&active_call, |this, _, cx| this.update_entries(true, cx)));
 639            //             this.subscriptions
 640            //                 .push(cx.observe_flag::<ChannelsAlpha, _>(move |_, this, cx| {
 641            //                     this.update_entries(true, cx)
 642            //                 }));
 643            //             this.subscriptions.push(cx.subscribe(
 644            //                 &this.channel_store,
 645            //                 |this, _channel_store, e, cx| match e {
 646            //                     ChannelEvent::ChannelCreated(channel_id)
 647            //                     | ChannelEvent::ChannelRenamed(channel_id) => {
 648            //                         if this.take_editing_state(cx) {
 649            //                             this.update_entries(false, cx);
 650            //                             this.selection = this.entries.iter().position(|entry| {
 651            //                                 if let ListEntry::Channel { channel, .. } = entry {
 652            //                                     channel.id == *channel_id
 653            //                                 } else {
 654            //                                     false
 655            //                                 }
 656            //                             });
 657            //                         }
 658            //                     }
 659            //                 },
 660            //             ));
 661
 662            this
 663        })
 664    }
 665
 666    pub async fn load(
 667        workspace: WeakView<Workspace>,
 668        mut cx: AsyncWindowContext,
 669    ) -> anyhow::Result<View<Self>> {
 670        let serialized_panel = cx
 671            .background_executor()
 672            .spawn(async move { KEY_VALUE_STORE.read_kvp(COLLABORATION_PANEL_KEY) })
 673            .await
 674            .map_err(|_| anyhow::anyhow!("Failed to read collaboration panel from key value store"))
 675            .log_err()
 676            .flatten()
 677            .map(|panel| serde_json::from_str::<SerializedCollabPanel>(&panel))
 678            .transpose()
 679            .log_err()
 680            .flatten();
 681
 682        workspace.update(&mut cx, |workspace, cx| {
 683            let panel = CollabPanel::new(workspace, cx);
 684            if let Some(serialized_panel) = serialized_panel {
 685                panel.update(cx, |panel, cx| {
 686                    panel.width = serialized_panel.width;
 687                    //todo!(collapsed_channels)
 688                    // panel.collapsed_channels = serialized_panel
 689                    //     .collapsed_channels
 690                    //     .unwrap_or_else(|| Vec::new());
 691                    cx.notify();
 692                });
 693            }
 694            panel
 695        })
 696    }
 697
 698    //     fn serialize(&mut self, cx: &mut ViewContext<Self>) {
 699    //         let width = self.width;
 700    //         let collapsed_channels = self.collapsed_channels.clone();
 701    //         self.pending_serialization = cx.background().spawn(
 702    //             async move {
 703    //                 KEY_VALUE_STORE
 704    //                     .write_kvp(
 705    //                         COLLABORATION_PANEL_KEY.into(),
 706    //                         serde_json::to_string(&SerializedCollabPanel {
 707    //                             width,
 708    //                             collapsed_channels: Some(collapsed_channels),
 709    //                         })?,
 710    //                     )
 711    //                     .await?;
 712    //                 anyhow::Ok(())
 713    //             }
 714    //             .log_err(),
 715    //         );
 716    //     }
 717
 718    //     fn update_entries(&mut self, select_same_item: bool, cx: &mut ViewContext<Self>) {
 719    //         let channel_store = self.channel_store.read(cx);
 720    //         let user_store = self.user_store.read(cx);
 721    //         let query = self.filter_editor.read(cx).text(cx);
 722    //         let executor = cx.background().clone();
 723
 724    //         let prev_selected_entry = self.selection.and_then(|ix| self.entries.get(ix).cloned());
 725    //         let old_entries = mem::take(&mut self.entries);
 726    //         let mut scroll_to_top = false;
 727
 728    //         if let Some(room) = ActiveCall::global(cx).read(cx).room() {
 729    //             self.entries.push(ListEntry::Header(Section::ActiveCall));
 730    //             if !old_entries
 731    //                 .iter()
 732    //                 .any(|entry| matches!(entry, ListEntry::Header(Section::ActiveCall)))
 733    //             {
 734    //                 scroll_to_top = true;
 735    //             }
 736
 737    //             if !self.collapsed_sections.contains(&Section::ActiveCall) {
 738    //                 let room = room.read(cx);
 739
 740    //                 if let Some(channel_id) = room.channel_id() {
 741    //                     self.entries.push(ListEntry::ChannelNotes { channel_id });
 742    //                     self.entries.push(ListEntry::ChannelChat { channel_id })
 743    //                 }
 744
 745    //                 // Populate the active user.
 746    //                 if let Some(user) = user_store.current_user() {
 747    //                     self.match_candidates.clear();
 748    //                     self.match_candidates.push(StringMatchCandidate {
 749    //                         id: 0,
 750    //                         string: user.github_login.clone(),
 751    //                         char_bag: user.github_login.chars().collect(),
 752    //                     });
 753    //                     let matches = executor.block(match_strings(
 754    //                         &self.match_candidates,
 755    //                         &query,
 756    //                         true,
 757    //                         usize::MAX,
 758    //                         &Default::default(),
 759    //                         executor.clone(),
 760    //                     ));
 761    //                     if !matches.is_empty() {
 762    //                         let user_id = user.id;
 763    //                         self.entries.push(ListEntry::CallParticipant {
 764    //                             user,
 765    //                             peer_id: None,
 766    //                             is_pending: false,
 767    //                         });
 768    //                         let mut projects = room.local_participant().projects.iter().peekable();
 769    //                         while let Some(project) = projects.next() {
 770    //                             self.entries.push(ListEntry::ParticipantProject {
 771    //                                 project_id: project.id,
 772    //                                 worktree_root_names: project.worktree_root_names.clone(),
 773    //                                 host_user_id: user_id,
 774    //                                 is_last: projects.peek().is_none() && !room.is_screen_sharing(),
 775    //                             });
 776    //                         }
 777    //                         if room.is_screen_sharing() {
 778    //                             self.entries.push(ListEntry::ParticipantScreen {
 779    //                                 peer_id: None,
 780    //                                 is_last: true,
 781    //                             });
 782    //                         }
 783    //                     }
 784    //                 }
 785
 786    //                 // Populate remote participants.
 787    //                 self.match_candidates.clear();
 788    //                 self.match_candidates
 789    //                     .extend(room.remote_participants().iter().map(|(_, participant)| {
 790    //                         StringMatchCandidate {
 791    //                             id: participant.user.id as usize,
 792    //                             string: participant.user.github_login.clone(),
 793    //                             char_bag: participant.user.github_login.chars().collect(),
 794    //                         }
 795    //                     }));
 796    //                 let matches = executor.block(match_strings(
 797    //                     &self.match_candidates,
 798    //                     &query,
 799    //                     true,
 800    //                     usize::MAX,
 801    //                     &Default::default(),
 802    //                     executor.clone(),
 803    //                 ));
 804    //                 for mat in matches {
 805    //                     let user_id = mat.candidate_id as u64;
 806    //                     let participant = &room.remote_participants()[&user_id];
 807    //                     self.entries.push(ListEntry::CallParticipant {
 808    //                         user: participant.user.clone(),
 809    //                         peer_id: Some(participant.peer_id),
 810    //                         is_pending: false,
 811    //                     });
 812    //                     let mut projects = participant.projects.iter().peekable();
 813    //                     while let Some(project) = projects.next() {
 814    //                         self.entries.push(ListEntry::ParticipantProject {
 815    //                             project_id: project.id,
 816    //                             worktree_root_names: project.worktree_root_names.clone(),
 817    //                             host_user_id: participant.user.id,
 818    //                             is_last: projects.peek().is_none()
 819    //                                 && participant.video_tracks.is_empty(),
 820    //                         });
 821    //                     }
 822    //                     if !participant.video_tracks.is_empty() {
 823    //                         self.entries.push(ListEntry::ParticipantScreen {
 824    //                             peer_id: Some(participant.peer_id),
 825    //                             is_last: true,
 826    //                         });
 827    //                     }
 828    //                 }
 829
 830    //                 // Populate pending participants.
 831    //                 self.match_candidates.clear();
 832    //                 self.match_candidates
 833    //                     .extend(room.pending_participants().iter().enumerate().map(
 834    //                         |(id, participant)| StringMatchCandidate {
 835    //                             id,
 836    //                             string: participant.github_login.clone(),
 837    //                             char_bag: participant.github_login.chars().collect(),
 838    //                         },
 839    //                     ));
 840    //                 let matches = executor.block(match_strings(
 841    //                     &self.match_candidates,
 842    //                     &query,
 843    //                     true,
 844    //                     usize::MAX,
 845    //                     &Default::default(),
 846    //                     executor.clone(),
 847    //                 ));
 848    //                 self.entries
 849    //                     .extend(matches.iter().map(|mat| ListEntry::CallParticipant {
 850    //                         user: room.pending_participants()[mat.candidate_id].clone(),
 851    //                         peer_id: None,
 852    //                         is_pending: true,
 853    //                     }));
 854    //             }
 855    //         }
 856
 857    //         let mut request_entries = Vec::new();
 858
 859    //         if cx.has_flag::<ChannelsAlpha>() {
 860    //             self.entries.push(ListEntry::Header(Section::Channels));
 861
 862    //             if channel_store.channel_count() > 0 || self.channel_editing_state.is_some() {
 863    //                 self.match_candidates.clear();
 864    //                 self.match_candidates
 865    //                     .extend(channel_store.ordered_channels().enumerate().map(
 866    //                         |(ix, (_, channel))| StringMatchCandidate {
 867    //                             id: ix,
 868    //                             string: channel.name.clone(),
 869    //                             char_bag: channel.name.chars().collect(),
 870    //                         },
 871    //                     ));
 872    //                 let matches = executor.block(match_strings(
 873    //                     &self.match_candidates,
 874    //                     &query,
 875    //                     true,
 876    //                     usize::MAX,
 877    //                     &Default::default(),
 878    //                     executor.clone(),
 879    //                 ));
 880    //                 if let Some(state) = &self.channel_editing_state {
 881    //                     if matches!(state, ChannelEditingState::Create { location: None, .. }) {
 882    //                         self.entries.push(ListEntry::ChannelEditor { depth: 0 });
 883    //                     }
 884    //                 }
 885    //                 let mut collapse_depth = None;
 886    //                 for mat in matches {
 887    //                     let channel = channel_store.channel_at_index(mat.candidate_id).unwrap();
 888    //                     let depth = channel.parent_path.len();
 889
 890    //                     if collapse_depth.is_none() && self.is_channel_collapsed(channel.id) {
 891    //                         collapse_depth = Some(depth);
 892    //                     } else if let Some(collapsed_depth) = collapse_depth {
 893    //                         if depth > collapsed_depth {
 894    //                             continue;
 895    //                         }
 896    //                         if self.is_channel_collapsed(channel.id) {
 897    //                             collapse_depth = Some(depth);
 898    //                         } else {
 899    //                             collapse_depth = None;
 900    //                         }
 901    //                     }
 902
 903    //                     let has_children = channel_store
 904    //                         .channel_at_index(mat.candidate_id + 1)
 905    //                         .map_or(false, |next_channel| {
 906    //                             next_channel.parent_path.ends_with(&[channel.id])
 907    //                         });
 908
 909    //                     match &self.channel_editing_state {
 910    //                         Some(ChannelEditingState::Create {
 911    //                             location: parent_id,
 912    //                             ..
 913    //                         }) if *parent_id == Some(channel.id) => {
 914    //                             self.entries.push(ListEntry::Channel {
 915    //                                 channel: channel.clone(),
 916    //                                 depth,
 917    //                                 has_children: false,
 918    //                             });
 919    //                             self.entries
 920    //                                 .push(ListEntry::ChannelEditor { depth: depth + 1 });
 921    //                         }
 922    //                         Some(ChannelEditingState::Rename {
 923    //                             location: parent_id,
 924    //                             ..
 925    //                         }) if parent_id == &channel.id => {
 926    //                             self.entries.push(ListEntry::ChannelEditor { depth });
 927    //                         }
 928    //                         _ => {
 929    //                             self.entries.push(ListEntry::Channel {
 930    //                                 channel: channel.clone(),
 931    //                                 depth,
 932    //                                 has_children,
 933    //                             });
 934    //                         }
 935    //                     }
 936    //                 }
 937    //             }
 938
 939    //             let channel_invites = channel_store.channel_invitations();
 940    //             if !channel_invites.is_empty() {
 941    //                 self.match_candidates.clear();
 942    //                 self.match_candidates
 943    //                     .extend(channel_invites.iter().enumerate().map(|(ix, channel)| {
 944    //                         StringMatchCandidate {
 945    //                             id: ix,
 946    //                             string: channel.name.clone(),
 947    //                             char_bag: channel.name.chars().collect(),
 948    //                         }
 949    //                     }));
 950    //                 let matches = executor.block(match_strings(
 951    //                     &self.match_candidates,
 952    //                     &query,
 953    //                     true,
 954    //                     usize::MAX,
 955    //                     &Default::default(),
 956    //                     executor.clone(),
 957    //                 ));
 958    //                 request_entries.extend(matches.iter().map(|mat| {
 959    //                     ListEntry::ChannelInvite(channel_invites[mat.candidate_id].clone())
 960    //                 }));
 961
 962    //                 if !request_entries.is_empty() {
 963    //                     self.entries
 964    //                         .push(ListEntry::Header(Section::ChannelInvites));
 965    //                     if !self.collapsed_sections.contains(&Section::ChannelInvites) {
 966    //                         self.entries.append(&mut request_entries);
 967    //                     }
 968    //                 }
 969    //             }
 970    //         }
 971
 972    //         self.entries.push(ListEntry::Header(Section::Contacts));
 973
 974    //         request_entries.clear();
 975    //         let incoming = user_store.incoming_contact_requests();
 976    //         if !incoming.is_empty() {
 977    //             self.match_candidates.clear();
 978    //             self.match_candidates
 979    //                 .extend(
 980    //                     incoming
 981    //                         .iter()
 982    //                         .enumerate()
 983    //                         .map(|(ix, user)| StringMatchCandidate {
 984    //                             id: ix,
 985    //                             string: user.github_login.clone(),
 986    //                             char_bag: user.github_login.chars().collect(),
 987    //                         }),
 988    //                 );
 989    //             let matches = executor.block(match_strings(
 990    //                 &self.match_candidates,
 991    //                 &query,
 992    //                 true,
 993    //                 usize::MAX,
 994    //                 &Default::default(),
 995    //                 executor.clone(),
 996    //             ));
 997    //             request_entries.extend(
 998    //                 matches
 999    //                     .iter()
1000    //                     .map(|mat| ListEntry::IncomingRequest(incoming[mat.candidate_id].clone())),
1001    //             );
1002    //         }
1003
1004    //         let outgoing = user_store.outgoing_contact_requests();
1005    //         if !outgoing.is_empty() {
1006    //             self.match_candidates.clear();
1007    //             self.match_candidates
1008    //                 .extend(
1009    //                     outgoing
1010    //                         .iter()
1011    //                         .enumerate()
1012    //                         .map(|(ix, user)| StringMatchCandidate {
1013    //                             id: ix,
1014    //                             string: user.github_login.clone(),
1015    //                             char_bag: user.github_login.chars().collect(),
1016    //                         }),
1017    //                 );
1018    //             let matches = executor.block(match_strings(
1019    //                 &self.match_candidates,
1020    //                 &query,
1021    //                 true,
1022    //                 usize::MAX,
1023    //                 &Default::default(),
1024    //                 executor.clone(),
1025    //             ));
1026    //             request_entries.extend(
1027    //                 matches
1028    //                     .iter()
1029    //                     .map(|mat| ListEntry::OutgoingRequest(outgoing[mat.candidate_id].clone())),
1030    //             );
1031    //         }
1032
1033    //         if !request_entries.is_empty() {
1034    //             self.entries
1035    //                 .push(ListEntry::Header(Section::ContactRequests));
1036    //             if !self.collapsed_sections.contains(&Section::ContactRequests) {
1037    //                 self.entries.append(&mut request_entries);
1038    //             }
1039    //         }
1040
1041    //         let contacts = user_store.contacts();
1042    //         if !contacts.is_empty() {
1043    //             self.match_candidates.clear();
1044    //             self.match_candidates
1045    //                 .extend(
1046    //                     contacts
1047    //                         .iter()
1048    //                         .enumerate()
1049    //                         .map(|(ix, contact)| StringMatchCandidate {
1050    //                             id: ix,
1051    //                             string: contact.user.github_login.clone(),
1052    //                             char_bag: contact.user.github_login.chars().collect(),
1053    //                         }),
1054    //                 );
1055
1056    //             let matches = executor.block(match_strings(
1057    //                 &self.match_candidates,
1058    //                 &query,
1059    //                 true,
1060    //                 usize::MAX,
1061    //                 &Default::default(),
1062    //                 executor.clone(),
1063    //             ));
1064
1065    //             let (online_contacts, offline_contacts) = matches
1066    //                 .iter()
1067    //                 .partition::<Vec<_>, _>(|mat| contacts[mat.candidate_id].online);
1068
1069    //             for (matches, section) in [
1070    //                 (online_contacts, Section::Online),
1071    //                 (offline_contacts, Section::Offline),
1072    //             ] {
1073    //                 if !matches.is_empty() {
1074    //                     self.entries.push(ListEntry::Header(section));
1075    //                     if !self.collapsed_sections.contains(&section) {
1076    //                         let active_call = &ActiveCall::global(cx).read(cx);
1077    //                         for mat in matches {
1078    //                             let contact = &contacts[mat.candidate_id];
1079    //                             self.entries.push(ListEntry::Contact {
1080    //                                 contact: contact.clone(),
1081    //                                 calling: active_call.pending_invites().contains(&contact.user.id),
1082    //                             });
1083    //                         }
1084    //                     }
1085    //                 }
1086    //             }
1087    //         }
1088
1089    //         if incoming.is_empty() && outgoing.is_empty() && contacts.is_empty() {
1090    //             self.entries.push(ListEntry::ContactPlaceholder);
1091    //         }
1092
1093    //         if select_same_item {
1094    //             if let Some(prev_selected_entry) = prev_selected_entry {
1095    //                 self.selection.take();
1096    //                 for (ix, entry) in self.entries.iter().enumerate() {
1097    //                     if *entry == prev_selected_entry {
1098    //                         self.selection = Some(ix);
1099    //                         break;
1100    //                     }
1101    //                 }
1102    //             }
1103    //         } else {
1104    //             self.selection = self.selection.and_then(|prev_selection| {
1105    //                 if self.entries.is_empty() {
1106    //                     None
1107    //                 } else {
1108    //                     Some(prev_selection.min(self.entries.len() - 1))
1109    //                 }
1110    //             });
1111    //         }
1112
1113    //         let old_scroll_top = self.list_state.logical_scroll_top();
1114
1115    //         self.list_state.reset(self.entries.len());
1116
1117    //         if scroll_to_top {
1118    //             self.list_state.scroll_to(ListOffset::default());
1119    //         } else {
1120    //             // Attempt to maintain the same scroll position.
1121    //             if let Some(old_top_entry) = old_entries.get(old_scroll_top.item_ix) {
1122    //                 let new_scroll_top = self
1123    //                     .entries
1124    //                     .iter()
1125    //                     .position(|entry| entry == old_top_entry)
1126    //                     .map(|item_ix| ListOffset {
1127    //                         item_ix,
1128    //                         offset_in_item: old_scroll_top.offset_in_item,
1129    //                     })
1130    //                     .or_else(|| {
1131    //                         let entry_after_old_top = old_entries.get(old_scroll_top.item_ix + 1)?;
1132    //                         let item_ix = self
1133    //                             .entries
1134    //                             .iter()
1135    //                             .position(|entry| entry == entry_after_old_top)?;
1136    //                         Some(ListOffset {
1137    //                             item_ix,
1138    //                             offset_in_item: 0.,
1139    //                         })
1140    //                     })
1141    //                     .or_else(|| {
1142    //                         let entry_before_old_top =
1143    //                             old_entries.get(old_scroll_top.item_ix.saturating_sub(1))?;
1144    //                         let item_ix = self
1145    //                             .entries
1146    //                             .iter()
1147    //                             .position(|entry| entry == entry_before_old_top)?;
1148    //                         Some(ListOffset {
1149    //                             item_ix,
1150    //                             offset_in_item: 0.,
1151    //                         })
1152    //                     });
1153
1154    //                 self.list_state
1155    //                     .scroll_to(new_scroll_top.unwrap_or(old_scroll_top));
1156    //             }
1157    //         }
1158
1159    //         cx.notify();
1160    //     }
1161
1162    //     fn render_call_participant(
1163    //         user: &User,
1164    //         peer_id: Option<PeerId>,
1165    //         user_store: ModelHandle<UserStore>,
1166    //         is_pending: bool,
1167    //         is_selected: bool,
1168    //         theme: &theme::Theme,
1169    //         cx: &mut ViewContext<Self>,
1170    //     ) -> AnyElement<Self> {
1171    //         enum CallParticipant {}
1172    //         enum CallParticipantTooltip {}
1173    //         enum LeaveCallButton {}
1174    //         enum LeaveCallTooltip {}
1175
1176    //         let collab_theme = &theme.collab_panel;
1177
1178    //         let is_current_user =
1179    //             user_store.read(cx).current_user().map(|user| user.id) == Some(user.id);
1180
1181    //         let content = MouseEventHandler::new::<CallParticipant, _>(
1182    //             user.id as usize,
1183    //             cx,
1184    //             |mouse_state, cx| {
1185    //                 let style = if is_current_user {
1186    //                     *collab_theme
1187    //                         .contact_row
1188    //                         .in_state(is_selected)
1189    //                         .style_for(&mut Default::default())
1190    //                 } else {
1191    //                     *collab_theme
1192    //                         .contact_row
1193    //                         .in_state(is_selected)
1194    //                         .style_for(mouse_state)
1195    //                 };
1196
1197    //                 Flex::row()
1198    //                     .with_children(user.avatar.clone().map(|avatar| {
1199    //                         Image::from_data(avatar)
1200    //                             .with_style(collab_theme.contact_avatar)
1201    //                             .aligned()
1202    //                             .left()
1203    //                     }))
1204    //                     .with_child(
1205    //                         Label::new(
1206    //                             user.github_login.clone(),
1207    //                             collab_theme.contact_username.text.clone(),
1208    //                         )
1209    //                         .contained()
1210    //                         .with_style(collab_theme.contact_username.container)
1211    //                         .aligned()
1212    //                         .left()
1213    //                         .flex(1., true),
1214    //                     )
1215    //                     .with_children(if is_pending {
1216    //                         Some(
1217    //                             Label::new("Calling", collab_theme.calling_indicator.text.clone())
1218    //                                 .contained()
1219    //                                 .with_style(collab_theme.calling_indicator.container)
1220    //                                 .aligned()
1221    //                                 .into_any(),
1222    //                         )
1223    //                     } else if is_current_user {
1224    //                         Some(
1225    //                             MouseEventHandler::new::<LeaveCallButton, _>(0, cx, |state, _| {
1226    //                                 render_icon_button(
1227    //                                     theme
1228    //                                         .collab_panel
1229    //                                         .leave_call_button
1230    //                                         .style_for(is_selected, state),
1231    //                                     "icons/exit.svg",
1232    //                                 )
1233    //                             })
1234    //                             .with_cursor_style(CursorStyle::PointingHand)
1235    //                             .on_click(MouseButton::Left, |_, _, cx| {
1236    //                                 Self::leave_call(cx);
1237    //                             })
1238    //                             .with_tooltip::<LeaveCallTooltip>(
1239    //                                 0,
1240    //                                 "Leave call",
1241    //                                 None,
1242    //                                 theme.tooltip.clone(),
1243    //                                 cx,
1244    //                             )
1245    //                             .into_any(),
1246    //                         )
1247    //                     } else {
1248    //                         None
1249    //                     })
1250    //                     .constrained()
1251    //                     .with_height(collab_theme.row_height)
1252    //                     .contained()
1253    //                     .with_style(style)
1254    //             },
1255    //         );
1256
1257    //         if is_current_user || is_pending || peer_id.is_none() {
1258    //             return content.into_any();
1259    //         }
1260
1261    //         let tooltip = format!("Follow {}", user.github_login);
1262
1263    //         content
1264    //             .on_click(MouseButton::Left, move |_, this, cx| {
1265    //                 if let Some(workspace) = this.workspace.upgrade(cx) {
1266    //                     workspace
1267    //                         .update(cx, |workspace, cx| workspace.follow(peer_id.unwrap(), cx))
1268    //                         .map(|task| task.detach_and_log_err(cx));
1269    //                 }
1270    //             })
1271    //             .with_cursor_style(CursorStyle::PointingHand)
1272    //             .with_tooltip::<CallParticipantTooltip>(
1273    //                 user.id as usize,
1274    //                 tooltip,
1275    //                 Some(Box::new(FollowNextCollaborator)),
1276    //                 theme.tooltip.clone(),
1277    //                 cx,
1278    //             )
1279    //             .into_any()
1280    //     }
1281
1282    //     fn render_participant_project(
1283    //         project_id: u64,
1284    //         worktree_root_names: &[String],
1285    //         host_user_id: u64,
1286    //         is_current: bool,
1287    //         is_last: bool,
1288    //         is_selected: bool,
1289    //         theme: &theme::Theme,
1290    //         cx: &mut ViewContext<Self>,
1291    //     ) -> AnyElement<Self> {
1292    //         enum JoinProject {}
1293    //         enum JoinProjectTooltip {}
1294
1295    //         let collab_theme = &theme.collab_panel;
1296    //         let host_avatar_width = collab_theme
1297    //             .contact_avatar
1298    //             .width
1299    //             .or(collab_theme.contact_avatar.height)
1300    //             .unwrap_or(0.);
1301    //         let tree_branch = collab_theme.tree_branch;
1302    //         let project_name = if worktree_root_names.is_empty() {
1303    //             "untitled".to_string()
1304    //         } else {
1305    //             worktree_root_names.join(", ")
1306    //         };
1307
1308    //         let content =
1309    //             MouseEventHandler::new::<JoinProject, _>(project_id as usize, cx, |mouse_state, cx| {
1310    //                 let tree_branch = *tree_branch.in_state(is_selected).style_for(mouse_state);
1311    //                 let row = if is_current {
1312    //                     collab_theme
1313    //                         .project_row
1314    //                         .in_state(true)
1315    //                         .style_for(&mut Default::default())
1316    //                 } else {
1317    //                     collab_theme
1318    //                         .project_row
1319    //                         .in_state(is_selected)
1320    //                         .style_for(mouse_state)
1321    //                 };
1322
1323    //                 Flex::row()
1324    //                     .with_child(render_tree_branch(
1325    //                         tree_branch,
1326    //                         &row.name.text,
1327    //                         is_last,
1328    //                         vec2f(host_avatar_width, collab_theme.row_height),
1329    //                         cx.font_cache(),
1330    //                     ))
1331    //                     .with_child(
1332    //                         Svg::new("icons/file_icons/folder.svg")
1333    //                             .with_color(collab_theme.channel_hash.color)
1334    //                             .constrained()
1335    //                             .with_width(collab_theme.channel_hash.width)
1336    //                             .aligned()
1337    //                             .left(),
1338    //                     )
1339    //                     .with_child(
1340    //                         Label::new(project_name.clone(), row.name.text.clone())
1341    //                             .aligned()
1342    //                             .left()
1343    //                             .contained()
1344    //                             .with_style(row.name.container)
1345    //                             .flex(1., false),
1346    //                     )
1347    //                     .constrained()
1348    //                     .with_height(collab_theme.row_height)
1349    //                     .contained()
1350    //                     .with_style(row.container)
1351    //             });
1352
1353    //         if is_current {
1354    //             return content.into_any();
1355    //         }
1356
1357    //         content
1358    //             .with_cursor_style(CursorStyle::PointingHand)
1359    //             .on_click(MouseButton::Left, move |_, this, cx| {
1360    //                 if let Some(workspace) = this.workspace.upgrade(cx) {
1361    //                     let app_state = workspace.read(cx).app_state().clone();
1362    //                     workspace::join_remote_project(project_id, host_user_id, app_state, cx)
1363    //                         .detach_and_log_err(cx);
1364    //                 }
1365    //             })
1366    //             .with_tooltip::<JoinProjectTooltip>(
1367    //                 project_id as usize,
1368    //                 format!("Open {}", project_name),
1369    //                 None,
1370    //                 theme.tooltip.clone(),
1371    //                 cx,
1372    //             )
1373    //             .into_any()
1374    //     }
1375
1376    //     fn render_participant_screen(
1377    //         peer_id: Option<PeerId>,
1378    //         is_last: bool,
1379    //         is_selected: bool,
1380    //         theme: &theme::CollabPanel,
1381    //         cx: &mut ViewContext<Self>,
1382    //     ) -> AnyElement<Self> {
1383    //         enum OpenSharedScreen {}
1384
1385    //         let host_avatar_width = theme
1386    //             .contact_avatar
1387    //             .width
1388    //             .or(theme.contact_avatar.height)
1389    //             .unwrap_or(0.);
1390    //         let tree_branch = theme.tree_branch;
1391
1392    //         let handler = MouseEventHandler::new::<OpenSharedScreen, _>(
1393    //             peer_id.map(|id| id.as_u64()).unwrap_or(0) as usize,
1394    //             cx,
1395    //             |mouse_state, cx| {
1396    //                 let tree_branch = *tree_branch.in_state(is_selected).style_for(mouse_state);
1397    //                 let row = theme
1398    //                     .project_row
1399    //                     .in_state(is_selected)
1400    //                     .style_for(mouse_state);
1401
1402    //                 Flex::row()
1403    //                     .with_child(render_tree_branch(
1404    //                         tree_branch,
1405    //                         &row.name.text,
1406    //                         is_last,
1407    //                         vec2f(host_avatar_width, theme.row_height),
1408    //                         cx.font_cache(),
1409    //                     ))
1410    //                     .with_child(
1411    //                         Svg::new("icons/desktop.svg")
1412    //                             .with_color(theme.channel_hash.color)
1413    //                             .constrained()
1414    //                             .with_width(theme.channel_hash.width)
1415    //                             .aligned()
1416    //                             .left(),
1417    //                     )
1418    //                     .with_child(
1419    //                         Label::new("Screen", row.name.text.clone())
1420    //                             .aligned()
1421    //                             .left()
1422    //                             .contained()
1423    //                             .with_style(row.name.container)
1424    //                             .flex(1., false),
1425    //                     )
1426    //                     .constrained()
1427    //                     .with_height(theme.row_height)
1428    //                     .contained()
1429    //                     .with_style(row.container)
1430    //             },
1431    //         );
1432    //         if peer_id.is_none() {
1433    //             return handler.into_any();
1434    //         }
1435    //         handler
1436    //             .with_cursor_style(CursorStyle::PointingHand)
1437    //             .on_click(MouseButton::Left, move |_, this, cx| {
1438    //                 if let Some(workspace) = this.workspace.upgrade(cx) {
1439    //                     workspace.update(cx, |workspace, cx| {
1440    //                         workspace.open_shared_screen(peer_id.unwrap(), cx)
1441    //                     });
1442    //                 }
1443    //             })
1444    //             .into_any()
1445    //     }
1446
1447    //     fn take_editing_state(&mut self, cx: &mut ViewContext<Self>) -> bool {
1448    //         if let Some(_) = self.channel_editing_state.take() {
1449    //             self.channel_name_editor.update(cx, |editor, cx| {
1450    //                 editor.set_text("", cx);
1451    //             });
1452    //             true
1453    //         } else {
1454    //             false
1455    //         }
1456    //     }
1457
1458    //     fn render_header(
1459    //         &self,
1460    //         section: Section,
1461    //         theme: &theme::Theme,
1462    //         is_selected: bool,
1463    //         is_collapsed: bool,
1464    //         cx: &mut ViewContext<Self>,
1465    //     ) -> AnyElement<Self> {
1466    //         enum Header {}
1467    //         enum LeaveCallContactList {}
1468    //         enum AddChannel {}
1469
1470    //         let tooltip_style = &theme.tooltip;
1471    //         let mut channel_link = None;
1472    //         let mut channel_tooltip_text = None;
1473    //         let mut channel_icon = None;
1474    //         let mut is_dragged_over = false;
1475
1476    //         let text = match section {
1477    //             Section::ActiveCall => {
1478    //                 let channel_name = maybe!({
1479    //                     let channel_id = ActiveCall::global(cx).read(cx).channel_id(cx)?;
1480
1481    //                     let channel = self.channel_store.read(cx).channel_for_id(channel_id)?;
1482
1483    //                     channel_link = Some(channel.link());
1484    //                     (channel_icon, channel_tooltip_text) = match channel.visibility {
1485    //                         proto::ChannelVisibility::Public => {
1486    //                             (Some("icons/public.svg"), Some("Copy public channel link."))
1487    //                         }
1488    //                         proto::ChannelVisibility::Members => {
1489    //                             (Some("icons/hash.svg"), Some("Copy private channel link."))
1490    //                         }
1491    //                     };
1492
1493    //                     Some(channel.name.as_str())
1494    //                 });
1495
1496    //                 if let Some(name) = channel_name {
1497    //                     Cow::Owned(format!("{}", name))
1498    //                 } else {
1499    //                     Cow::Borrowed("Current Call")
1500    //                 }
1501    //             }
1502    //             Section::ContactRequests => Cow::Borrowed("Requests"),
1503    //             Section::Contacts => Cow::Borrowed("Contacts"),
1504    //             Section::Channels => Cow::Borrowed("Channels"),
1505    //             Section::ChannelInvites => Cow::Borrowed("Invites"),
1506    //             Section::Online => Cow::Borrowed("Online"),
1507    //             Section::Offline => Cow::Borrowed("Offline"),
1508    //         };
1509
1510    //         enum AddContact {}
1511    //         let button = match section {
1512    //             Section::ActiveCall => channel_link.map(|channel_link| {
1513    //                 let channel_link_copy = channel_link.clone();
1514    //                 MouseEventHandler::new::<AddContact, _>(0, cx, |state, _| {
1515    //                     render_icon_button(
1516    //                         theme
1517    //                             .collab_panel
1518    //                             .leave_call_button
1519    //                             .style_for(is_selected, state),
1520    //                         "icons/link.svg",
1521    //                     )
1522    //                 })
1523    //                 .with_cursor_style(CursorStyle::PointingHand)
1524    //                 .on_click(MouseButton::Left, move |_, _, cx| {
1525    //                     let item = ClipboardItem::new(channel_link_copy.clone());
1526    //                     cx.write_to_clipboard(item)
1527    //                 })
1528    //                 .with_tooltip::<AddContact>(
1529    //                     0,
1530    //                     channel_tooltip_text.unwrap(),
1531    //                     None,
1532    //                     tooltip_style.clone(),
1533    //                     cx,
1534    //                 )
1535    //             }),
1536    //             Section::Contacts => Some(
1537    //                 MouseEventHandler::new::<LeaveCallContactList, _>(0, cx, |state, _| {
1538    //                     render_icon_button(
1539    //                         theme
1540    //                             .collab_panel
1541    //                             .add_contact_button
1542    //                             .style_for(is_selected, state),
1543    //                         "icons/plus.svg",
1544    //                     )
1545    //                 })
1546    //                 .with_cursor_style(CursorStyle::PointingHand)
1547    //                 .on_click(MouseButton::Left, |_, this, cx| {
1548    //                     this.toggle_contact_finder(cx);
1549    //                 })
1550    //                 .with_tooltip::<LeaveCallContactList>(
1551    //                     0,
1552    //                     "Search for new contact",
1553    //                     None,
1554    //                     tooltip_style.clone(),
1555    //                     cx,
1556    //                 ),
1557    //             ),
1558    //             Section::Channels => {
1559    //                 if cx
1560    //                     .global::<DragAndDrop<Workspace>>()
1561    //                     .currently_dragged::<Channel>(cx.window())
1562    //                     .is_some()
1563    //                     && self.drag_target_channel == ChannelDragTarget::Root
1564    //                 {
1565    //                     is_dragged_over = true;
1566    //                 }
1567
1568    //                 Some(
1569    //                     MouseEventHandler::new::<AddChannel, _>(0, cx, |state, _| {
1570    //                         render_icon_button(
1571    //                             theme
1572    //                                 .collab_panel
1573    //                                 .add_contact_button
1574    //                                 .style_for(is_selected, state),
1575    //                             "icons/plus.svg",
1576    //                         )
1577    //                     })
1578    //                     .with_cursor_style(CursorStyle::PointingHand)
1579    //                     .on_click(MouseButton::Left, |_, this, cx| this.new_root_channel(cx))
1580    //                     .with_tooltip::<AddChannel>(
1581    //                         0,
1582    //                         "Create a channel",
1583    //                         None,
1584    //                         tooltip_style.clone(),
1585    //                         cx,
1586    //                     ),
1587    //                 )
1588    //             }
1589    //             _ => None,
1590    //         };
1591
1592    //         let can_collapse = match section {
1593    //             Section::ActiveCall | Section::Channels | Section::Contacts => false,
1594    //             Section::ChannelInvites
1595    //             | Section::ContactRequests
1596    //             | Section::Online
1597    //             | Section::Offline => true,
1598    //         };
1599    //         let icon_size = (&theme.collab_panel).section_icon_size;
1600    //         let mut result = MouseEventHandler::new::<Header, _>(section as usize, cx, |state, _| {
1601    //             let header_style = if can_collapse {
1602    //                 theme
1603    //                     .collab_panel
1604    //                     .subheader_row
1605    //                     .in_state(is_selected)
1606    //                     .style_for(state)
1607    //             } else {
1608    //                 &theme.collab_panel.header_row
1609    //             };
1610
1611    //             Flex::row()
1612    //                 .with_children(if can_collapse {
1613    //                     Some(
1614    //                         Svg::new(if is_collapsed {
1615    //                             "icons/chevron_right.svg"
1616    //                         } else {
1617    //                             "icons/chevron_down.svg"
1618    //                         })
1619    //                         .with_color(header_style.text.color)
1620    //                         .constrained()
1621    //                         .with_max_width(icon_size)
1622    //                         .with_max_height(icon_size)
1623    //                         .aligned()
1624    //                         .constrained()
1625    //                         .with_width(icon_size)
1626    //                         .contained()
1627    //                         .with_margin_right(
1628    //                             theme.collab_panel.contact_username.container.margin.left,
1629    //                         ),
1630    //                     )
1631    //                 } else if let Some(channel_icon) = channel_icon {
1632    //                     Some(
1633    //                         Svg::new(channel_icon)
1634    //                             .with_color(header_style.text.color)
1635    //                             .constrained()
1636    //                             .with_max_width(icon_size)
1637    //                             .with_max_height(icon_size)
1638    //                             .aligned()
1639    //                             .constrained()
1640    //                             .with_width(icon_size)
1641    //                             .contained()
1642    //                             .with_margin_right(
1643    //                                 theme.collab_panel.contact_username.container.margin.left,
1644    //                             ),
1645    //                     )
1646    //                 } else {
1647    //                     None
1648    //                 })
1649    //                 .with_child(
1650    //                     Label::new(text, header_style.text.clone())
1651    //                         .aligned()
1652    //                         .left()
1653    //                         .flex(1., true),
1654    //                 )
1655    //                 .with_children(button.map(|button| button.aligned().right()))
1656    //                 .constrained()
1657    //                 .with_height(theme.collab_panel.row_height)
1658    //                 .contained()
1659    //                 .with_style(if is_dragged_over {
1660    //                     theme.collab_panel.dragged_over_header
1661    //                 } else {
1662    //                     header_style.container
1663    //                 })
1664    //         });
1665
1666    //         result = result
1667    //             .on_move(move |_, this, cx| {
1668    //                 if cx
1669    //                     .global::<DragAndDrop<Workspace>>()
1670    //                     .currently_dragged::<Channel>(cx.window())
1671    //                     .is_some()
1672    //                 {
1673    //                     this.drag_target_channel = ChannelDragTarget::Root;
1674    //                     cx.notify()
1675    //                 }
1676    //             })
1677    //             .on_up(MouseButton::Left, move |_, this, cx| {
1678    //                 if let Some((_, dragged_channel)) = cx
1679    //                     .global::<DragAndDrop<Workspace>>()
1680    //                     .currently_dragged::<Channel>(cx.window())
1681    //                 {
1682    //                     this.channel_store
1683    //                         .update(cx, |channel_store, cx| {
1684    //                             channel_store.move_channel(dragged_channel.id, None, cx)
1685    //                         })
1686    //                         .detach_and_log_err(cx)
1687    //                 }
1688    //             });
1689
1690    //         if can_collapse {
1691    //             result = result
1692    //                 .with_cursor_style(CursorStyle::PointingHand)
1693    //                 .on_click(MouseButton::Left, move |_, this, cx| {
1694    //                     if can_collapse {
1695    //                         this.toggle_section_expanded(section, cx);
1696    //                     }
1697    //                 })
1698    //         }
1699
1700    //         result.into_any()
1701    //     }
1702
1703    //     fn render_contact(
1704    //         contact: &Contact,
1705    //         calling: bool,
1706    //         project: &ModelHandle<Project>,
1707    //         theme: &theme::Theme,
1708    //         is_selected: bool,
1709    //         cx: &mut ViewContext<Self>,
1710    //     ) -> AnyElement<Self> {
1711    //         enum ContactTooltip {}
1712
1713    //         let collab_theme = &theme.collab_panel;
1714    //         let online = contact.online;
1715    //         let busy = contact.busy || calling;
1716    //         let user_id = contact.user.id;
1717    //         let github_login = contact.user.github_login.clone();
1718    //         let initial_project = project.clone();
1719
1720    //         let event_handler =
1721    //             MouseEventHandler::new::<Contact, _>(contact.user.id as usize, cx, |state, cx| {
1722    //                 Flex::row()
1723    //                     .with_children(contact.user.avatar.clone().map(|avatar| {
1724    //                         let status_badge = if contact.online {
1725    //                             Some(
1726    //                                 Empty::new()
1727    //                                     .collapsed()
1728    //                                     .contained()
1729    //                                     .with_style(if busy {
1730    //                                         collab_theme.contact_status_busy
1731    //                                     } else {
1732    //                                         collab_theme.contact_status_free
1733    //                                     })
1734    //                                     .aligned(),
1735    //                             )
1736    //                         } else {
1737    //                             None
1738    //                         };
1739    //                         Stack::new()
1740    //                             .with_child(
1741    //                                 Image::from_data(avatar)
1742    //                                     .with_style(collab_theme.contact_avatar)
1743    //                                     .aligned()
1744    //                                     .left(),
1745    //                             )
1746    //                             .with_children(status_badge)
1747    //                     }))
1748    //                     .with_child(
1749    //                         Label::new(
1750    //                             contact.user.github_login.clone(),
1751    //                             collab_theme.contact_username.text.clone(),
1752    //                         )
1753    //                         .contained()
1754    //                         .with_style(collab_theme.contact_username.container)
1755    //                         .aligned()
1756    //                         .left()
1757    //                         .flex(1., true),
1758    //                     )
1759    //                     .with_children(if state.hovered() {
1760    //                         Some(
1761    //                             MouseEventHandler::new::<Cancel, _>(
1762    //                                 contact.user.id as usize,
1763    //                                 cx,
1764    //                                 |mouse_state, _| {
1765    //                                     let button_style =
1766    //                                         collab_theme.contact_button.style_for(mouse_state);
1767    //                                     render_icon_button(button_style, "icons/x.svg")
1768    //                                         .aligned()
1769    //                                         .flex_float()
1770    //                                 },
1771    //                             )
1772    //                             .with_padding(Padding::uniform(2.))
1773    //                             .with_cursor_style(CursorStyle::PointingHand)
1774    //                             .on_click(MouseButton::Left, move |_, this, cx| {
1775    //                                 this.remove_contact(user_id, &github_login, cx);
1776    //                             })
1777    //                             .flex_float(),
1778    //                         )
1779    //                     } else {
1780    //                         None
1781    //                     })
1782    //                     .with_children(if calling {
1783    //                         Some(
1784    //                             Label::new("Calling", collab_theme.calling_indicator.text.clone())
1785    //                                 .contained()
1786    //                                 .with_style(collab_theme.calling_indicator.container)
1787    //                                 .aligned(),
1788    //                         )
1789    //                     } else {
1790    //                         None
1791    //                     })
1792    //                     .constrained()
1793    //                     .with_height(collab_theme.row_height)
1794    //                     .contained()
1795    //                     .with_style(
1796    //                         *collab_theme
1797    //                             .contact_row
1798    //                             .in_state(is_selected)
1799    //                             .style_for(state),
1800    //                     )
1801    //             });
1802
1803    //         if online && !busy {
1804    //             let room = ActiveCall::global(cx).read(cx).room();
1805    //             let label = if room.is_some() {
1806    //                 format!("Invite {} to join call", contact.user.github_login)
1807    //             } else {
1808    //                 format!("Call {}", contact.user.github_login)
1809    //             };
1810
1811    //             event_handler
1812    //                 .on_click(MouseButton::Left, move |_, this, cx| {
1813    //                     this.call(user_id, Some(initial_project.clone()), cx);
1814    //                 })
1815    //                 .with_cursor_style(CursorStyle::PointingHand)
1816    //                 .with_tooltip::<ContactTooltip>(
1817    //                     contact.user.id as usize,
1818    //                     label,
1819    //                     None,
1820    //                     theme.tooltip.clone(),
1821    //                     cx,
1822    //                 )
1823    //                 .into_any()
1824    //         } else {
1825    //             event_handler
1826    //                 .with_tooltip::<ContactTooltip>(
1827    //                     contact.user.id as usize,
1828    //                     format!(
1829    //                         "{} is {}",
1830    //                         contact.user.github_login,
1831    //                         if busy { "on a call" } else { "offline" }
1832    //                     ),
1833    //                     None,
1834    //                     theme.tooltip.clone(),
1835    //                     cx,
1836    //                 )
1837    //                 .into_any()
1838    //         }
1839    //     }
1840
1841    //     fn render_contact_placeholder(
1842    //         &self,
1843    //         theme: &theme::CollabPanel,
1844    //         is_selected: bool,
1845    //         cx: &mut ViewContext<Self>,
1846    //     ) -> AnyElement<Self> {
1847    //         enum AddContacts {}
1848    //         MouseEventHandler::new::<AddContacts, _>(0, cx, |state, _| {
1849    //             let style = theme.list_empty_state.style_for(is_selected, state);
1850    //             Flex::row()
1851    //                 .with_child(
1852    //                     Svg::new("icons/plus.svg")
1853    //                         .with_color(theme.list_empty_icon.color)
1854    //                         .constrained()
1855    //                         .with_width(theme.list_empty_icon.width)
1856    //                         .aligned()
1857    //                         .left(),
1858    //                 )
1859    //                 .with_child(
1860    //                     Label::new("Add a contact", style.text.clone())
1861    //                         .contained()
1862    //                         .with_style(theme.list_empty_label_container),
1863    //                 )
1864    //                 .align_children_center()
1865    //                 .contained()
1866    //                 .with_style(style.container)
1867    //                 .into_any()
1868    //         })
1869    //         .on_click(MouseButton::Left, |_, this, cx| {
1870    //             this.toggle_contact_finder(cx);
1871    //         })
1872    //         .into_any()
1873    //     }
1874
1875    //     fn render_channel_editor(
1876    //         &self,
1877    //         theme: &theme::Theme,
1878    //         depth: usize,
1879    //         cx: &AppContext,
1880    //     ) -> AnyElement<Self> {
1881    //         Flex::row()
1882    //             .with_child(
1883    //                 Empty::new()
1884    //                     .constrained()
1885    //                     .with_width(theme.collab_panel.disclosure.button_space()),
1886    //             )
1887    //             .with_child(
1888    //                 Svg::new("icons/hash.svg")
1889    //                     .with_color(theme.collab_panel.channel_hash.color)
1890    //                     .constrained()
1891    //                     .with_width(theme.collab_panel.channel_hash.width)
1892    //                     .aligned()
1893    //                     .left(),
1894    //             )
1895    //             .with_child(
1896    //                 if let Some(pending_name) = self
1897    //                     .channel_editing_state
1898    //                     .as_ref()
1899    //                     .and_then(|state| state.pending_name())
1900    //                 {
1901    //                     Label::new(
1902    //                         pending_name.to_string(),
1903    //                         theme.collab_panel.contact_username.text.clone(),
1904    //                     )
1905    //                     .contained()
1906    //                     .with_style(theme.collab_panel.contact_username.container)
1907    //                     .aligned()
1908    //                     .left()
1909    //                     .flex(1., true)
1910    //                     .into_any()
1911    //                 } else {
1912    //                     ChildView::new(&self.channel_name_editor, cx)
1913    //                         .aligned()
1914    //                         .left()
1915    //                         .contained()
1916    //                         .with_style(theme.collab_panel.channel_editor)
1917    //                         .flex(1.0, true)
1918    //                         .into_any()
1919    //                 },
1920    //             )
1921    //             .align_children_center()
1922    //             .constrained()
1923    //             .with_height(theme.collab_panel.row_height)
1924    //             .contained()
1925    //             .with_style(ContainerStyle {
1926    //                 background_color: Some(theme.editor.background),
1927    //                 ..*theme.collab_panel.contact_row.default_style()
1928    //             })
1929    //             .with_padding_left(
1930    //                 theme.collab_panel.contact_row.default_style().padding.left
1931    //                     + theme.collab_panel.channel_indent * depth as f32,
1932    //             )
1933    //             .into_any()
1934    //     }
1935
1936    //     fn render_channel(
1937    //         &self,
1938    //         channel: &Channel,
1939    //         depth: usize,
1940    //         theme: &theme::Theme,
1941    //         is_selected: bool,
1942    //         has_children: bool,
1943    //         ix: usize,
1944    //         cx: &mut ViewContext<Self>,
1945    //     ) -> AnyElement<Self> {
1946    //         let channel_id = channel.id;
1947    //         let collab_theme = &theme.collab_panel;
1948    //         let is_public = self
1949    //             .channel_store
1950    //             .read(cx)
1951    //             .channel_for_id(channel_id)
1952    //             .map(|channel| channel.visibility)
1953    //             == Some(proto::ChannelVisibility::Public);
1954    //         let other_selected = self.selected_channel().map(|channel| channel.id) == Some(channel.id);
1955    //         let disclosed =
1956    //             has_children.then(|| !self.collapsed_channels.binary_search(&channel.id).is_ok());
1957
1958    //         let is_active = maybe!({
1959    //             let call_channel = ActiveCall::global(cx)
1960    //                 .read(cx)
1961    //                 .room()?
1962    //                 .read(cx)
1963    //                 .channel_id()?;
1964    //             Some(call_channel == channel_id)
1965    //         })
1966    //         .unwrap_or(false);
1967
1968    //         const FACEPILE_LIMIT: usize = 3;
1969
1970    //         enum ChannelCall {}
1971    //         enum ChannelNote {}
1972    //         enum NotesTooltip {}
1973    //         enum ChatTooltip {}
1974    //         enum ChannelTooltip {}
1975
1976    //         let mut is_dragged_over = false;
1977    //         if cx
1978    //             .global::<DragAndDrop<Workspace>>()
1979    //             .currently_dragged::<Channel>(cx.window())
1980    //             .is_some()
1981    //             && self.drag_target_channel == ChannelDragTarget::Channel(channel_id)
1982    //         {
1983    //             is_dragged_over = true;
1984    //         }
1985
1986    //         let has_messages_notification = channel.unseen_message_id.is_some();
1987
1988    //         MouseEventHandler::new::<Channel, _>(ix, cx, |state, cx| {
1989    //             let row_hovered = state.hovered();
1990
1991    //             let mut select_state = |interactive: &Interactive<ContainerStyle>| {
1992    //                 if state.clicked() == Some(MouseButton::Left) && interactive.clicked.is_some() {
1993    //                     interactive.clicked.as_ref().unwrap().clone()
1994    //                 } else if state.hovered() || other_selected {
1995    //                     interactive
1996    //                         .hovered
1997    //                         .as_ref()
1998    //                         .unwrap_or(&interactive.default)
1999    //                         .clone()
2000    //                 } else {
2001    //                     interactive.default.clone()
2002    //                 }
2003    //             };
2004
2005    //             Flex::<Self>::row()
2006    //                 .with_child(
2007    //                     Svg::new(if is_public {
2008    //                         "icons/public.svg"
2009    //                     } else {
2010    //                         "icons/hash.svg"
2011    //                     })
2012    //                     .with_color(collab_theme.channel_hash.color)
2013    //                     .constrained()
2014    //                     .with_width(collab_theme.channel_hash.width)
2015    //                     .aligned()
2016    //                     .left(),
2017    //                 )
2018    //                 .with_child({
2019    //                     let style = collab_theme.channel_name.inactive_state();
2020    //                     Flex::row()
2021    //                         .with_child(
2022    //                             Label::new(channel.name.clone(), style.text.clone())
2023    //                                 .contained()
2024    //                                 .with_style(style.container)
2025    //                                 .aligned()
2026    //                                 .left()
2027    //                                 .with_tooltip::<ChannelTooltip>(
2028    //                                     ix,
2029    //                                     "Join channel",
2030    //                                     None,
2031    //                                     theme.tooltip.clone(),
2032    //                                     cx,
2033    //                                 ),
2034    //                         )
2035    //                         .with_children({
2036    //                             let participants =
2037    //                                 self.channel_store.read(cx).channel_participants(channel_id);
2038
2039    //                             if !participants.is_empty() {
2040    //                                 let extra_count = participants.len().saturating_sub(FACEPILE_LIMIT);
2041
2042    //                                 let result = FacePile::new(collab_theme.face_overlap)
2043    //                                     .with_children(
2044    //                                         participants
2045    //                                             .iter()
2046    //                                             .filter_map(|user| {
2047    //                                                 Some(
2048    //                                                     Image::from_data(user.avatar.clone()?)
2049    //                                                         .with_style(collab_theme.channel_avatar),
2050    //                                                 )
2051    //                                             })
2052    //                                             .take(FACEPILE_LIMIT),
2053    //                                     )
2054    //                                     .with_children((extra_count > 0).then(|| {
2055    //                                         Label::new(
2056    //                                             format!("+{}", extra_count),
2057    //                                             collab_theme.extra_participant_label.text.clone(),
2058    //                                         )
2059    //                                         .contained()
2060    //                                         .with_style(collab_theme.extra_participant_label.container)
2061    //                                     }));
2062
2063    //                                 Some(result)
2064    //                             } else {
2065    //                                 None
2066    //                             }
2067    //                         })
2068    //                         .with_spacing(8.)
2069    //                         .align_children_center()
2070    //                         .flex(1., true)
2071    //                 })
2072    //                 .with_child(
2073    //                     MouseEventHandler::new::<ChannelNote, _>(ix, cx, move |mouse_state, _| {
2074    //                         let container_style = collab_theme
2075    //                             .disclosure
2076    //                             .button
2077    //                             .style_for(mouse_state)
2078    //                             .container;
2079
2080    //                         if channel.unseen_message_id.is_some() {
2081    //                             Svg::new("icons/conversations.svg")
2082    //                                 .with_color(collab_theme.channel_note_active_color)
2083    //                                 .constrained()
2084    //                                 .with_width(collab_theme.channel_hash.width)
2085    //                                 .contained()
2086    //                                 .with_style(container_style)
2087    //                                 .with_uniform_padding(4.)
2088    //                                 .into_any()
2089    //                         } else if row_hovered {
2090    //                             Svg::new("icons/conversations.svg")
2091    //                                 .with_color(collab_theme.channel_hash.color)
2092    //                                 .constrained()
2093    //                                 .with_width(collab_theme.channel_hash.width)
2094    //                                 .contained()
2095    //                                 .with_style(container_style)
2096    //                                 .with_uniform_padding(4.)
2097    //                                 .into_any()
2098    //                         } else {
2099    //                             Empty::new().into_any()
2100    //                         }
2101    //                     })
2102    //                     .on_click(MouseButton::Left, move |_, this, cx| {
2103    //                         this.join_channel_chat(&JoinChannelChat { channel_id }, cx);
2104    //                     })
2105    //                     .with_tooltip::<ChatTooltip>(
2106    //                         ix,
2107    //                         "Open channel chat",
2108    //                         None,
2109    //                         theme.tooltip.clone(),
2110    //                         cx,
2111    //                     )
2112    //                     .contained()
2113    //                     .with_margin_right(4.),
2114    //                 )
2115    //                 .with_child(
2116    //                     MouseEventHandler::new::<ChannelCall, _>(ix, cx, move |mouse_state, cx| {
2117    //                         let container_style = collab_theme
2118    //                             .disclosure
2119    //                             .button
2120    //                             .style_for(mouse_state)
2121    //                             .container;
2122    //                         if row_hovered || channel.unseen_note_version.is_some() {
2123    //                             Svg::new("icons/file.svg")
2124    //                                 .with_color(if channel.unseen_note_version.is_some() {
2125    //                                     collab_theme.channel_note_active_color
2126    //                                 } else {
2127    //                                     collab_theme.channel_hash.color
2128    //                                 })
2129    //                                 .constrained()
2130    //                                 .with_width(collab_theme.channel_hash.width)
2131    //                                 .contained()
2132    //                                 .with_style(container_style)
2133    //                                 .with_uniform_padding(4.)
2134    //                                 .with_margin_right(collab_theme.channel_hash.container.margin.left)
2135    //                                 .with_tooltip::<NotesTooltip>(
2136    //                                     ix as usize,
2137    //                                     "Open channel notes",
2138    //                                     None,
2139    //                                     theme.tooltip.clone(),
2140    //                                     cx,
2141    //                                 )
2142    //                                 .into_any()
2143    //                         } else if has_messages_notification {
2144    //                             Empty::new()
2145    //                                 .constrained()
2146    //                                 .with_width(collab_theme.channel_hash.width)
2147    //                                 .contained()
2148    //                                 .with_uniform_padding(4.)
2149    //                                 .with_margin_right(collab_theme.channel_hash.container.margin.left)
2150    //                                 .into_any()
2151    //                         } else {
2152    //                             Empty::new().into_any()
2153    //                         }
2154    //                     })
2155    //                     .on_click(MouseButton::Left, move |_, this, cx| {
2156    //                         this.open_channel_notes(&OpenChannelNotes { channel_id }, cx);
2157    //                     }),
2158    //                 )
2159    //                 .align_children_center()
2160    //                 .styleable_component()
2161    //                 .disclosable(
2162    //                     disclosed,
2163    //                     Box::new(ToggleCollapse {
2164    //                         location: channel.id.clone(),
2165    //                     }),
2166    //                 )
2167    //                 .with_id(ix)
2168    //                 .with_style(collab_theme.disclosure.clone())
2169    //                 .element()
2170    //                 .constrained()
2171    //                 .with_height(collab_theme.row_height)
2172    //                 .contained()
2173    //                 .with_style(select_state(
2174    //                     collab_theme
2175    //                         .channel_row
2176    //                         .in_state(is_selected || is_active || is_dragged_over),
2177    //                 ))
2178    //                 .with_padding_left(
2179    //                     collab_theme.channel_row.default_style().padding.left
2180    //                         + collab_theme.channel_indent * depth as f32,
2181    //                 )
2182    //         })
2183    //         .on_click(MouseButton::Left, move |_, this, cx| {
2184    //             if this.drag_target_channel == ChannelDragTarget::None {
2185    //                 if is_active {
2186    //                     this.open_channel_notes(&OpenChannelNotes { channel_id }, cx)
2187    //                 } else {
2188    //                     this.join_channel(channel_id, cx)
2189    //                 }
2190    //             }
2191    //         })
2192    //         .on_click(MouseButton::Right, {
2193    //             let channel = channel.clone();
2194    //             move |e, this, cx| {
2195    //                 this.deploy_channel_context_menu(Some(e.position), &channel, ix, cx);
2196    //             }
2197    //         })
2198    //         .on_up(MouseButton::Left, move |_, this, cx| {
2199    //             if let Some((_, dragged_channel)) = cx
2200    //                 .global::<DragAndDrop<Workspace>>()
2201    //                 .currently_dragged::<Channel>(cx.window())
2202    //             {
2203    //                 this.channel_store
2204    //                     .update(cx, |channel_store, cx| {
2205    //                         channel_store.move_channel(dragged_channel.id, Some(channel_id), cx)
2206    //                     })
2207    //                     .detach_and_log_err(cx)
2208    //             }
2209    //         })
2210    //         .on_move({
2211    //             let channel = channel.clone();
2212    //             move |_, this, cx| {
2213    //                 if let Some((_, dragged_channel)) = cx
2214    //                     .global::<DragAndDrop<Workspace>>()
2215    //                     .currently_dragged::<Channel>(cx.window())
2216    //                 {
2217    //                     if channel.id != dragged_channel.id {
2218    //                         this.drag_target_channel = ChannelDragTarget::Channel(channel.id);
2219    //                     }
2220    //                     cx.notify()
2221    //                 }
2222    //             }
2223    //         })
2224    //         .as_draggable::<_, Channel>(
2225    //             channel.clone(),
2226    //             move |_, channel, cx: &mut ViewContext<Workspace>| {
2227    //                 let theme = &theme::current(cx).collab_panel;
2228
2229    //                 Flex::<Workspace>::row()
2230    //                     .with_child(
2231    //                         Svg::new("icons/hash.svg")
2232    //                             .with_color(theme.channel_hash.color)
2233    //                             .constrained()
2234    //                             .with_width(theme.channel_hash.width)
2235    //                             .aligned()
2236    //                             .left(),
2237    //                     )
2238    //                     .with_child(
2239    //                         Label::new(channel.name.clone(), theme.channel_name.text.clone())
2240    //                             .contained()
2241    //                             .with_style(theme.channel_name.container)
2242    //                             .aligned()
2243    //                             .left(),
2244    //                     )
2245    //                     .align_children_center()
2246    //                     .contained()
2247    //                     .with_background_color(
2248    //                         theme
2249    //                             .container
2250    //                             .background_color
2251    //                             .unwrap_or(gpui::color::Color::transparent_black()),
2252    //                     )
2253    //                     .contained()
2254    //                     .with_padding_left(
2255    //                         theme.channel_row.default_style().padding.left
2256    //                             + theme.channel_indent * depth as f32,
2257    //                     )
2258    //                     .into_any()
2259    //             },
2260    //         )
2261    //         .with_cursor_style(CursorStyle::PointingHand)
2262    //         .into_any()
2263    //     }
2264
2265    //     fn render_channel_notes(
2266    //         &self,
2267    //         channel_id: ChannelId,
2268    //         theme: &theme::CollabPanel,
2269    //         is_selected: bool,
2270    //         ix: usize,
2271    //         cx: &mut ViewContext<Self>,
2272    //     ) -> AnyElement<Self> {
2273    //         enum ChannelNotes {}
2274    //         let host_avatar_width = theme
2275    //             .contact_avatar
2276    //             .width
2277    //             .or(theme.contact_avatar.height)
2278    //             .unwrap_or(0.);
2279
2280    //         MouseEventHandler::new::<ChannelNotes, _>(ix as usize, cx, |state, cx| {
2281    //             let tree_branch = *theme.tree_branch.in_state(is_selected).style_for(state);
2282    //             let row = theme.project_row.in_state(is_selected).style_for(state);
2283
2284    //             Flex::<Self>::row()
2285    //                 .with_child(render_tree_branch(
2286    //                     tree_branch,
2287    //                     &row.name.text,
2288    //                     false,
2289    //                     vec2f(host_avatar_width, theme.row_height),
2290    //                     cx.font_cache(),
2291    //                 ))
2292    //                 .with_child(
2293    //                     Svg::new("icons/file.svg")
2294    //                         .with_color(theme.channel_hash.color)
2295    //                         .constrained()
2296    //                         .with_width(theme.channel_hash.width)
2297    //                         .aligned()
2298    //                         .left(),
2299    //                 )
2300    //                 .with_child(
2301    //                     Label::new("notes", theme.channel_name.text.clone())
2302    //                         .contained()
2303    //                         .with_style(theme.channel_name.container)
2304    //                         .aligned()
2305    //                         .left()
2306    //                         .flex(1., true),
2307    //                 )
2308    //                 .constrained()
2309    //                 .with_height(theme.row_height)
2310    //                 .contained()
2311    //                 .with_style(*theme.channel_row.style_for(is_selected, state))
2312    //                 .with_padding_left(theme.channel_row.default_style().padding.left)
2313    //         })
2314    //         .on_click(MouseButton::Left, move |_, this, cx| {
2315    //             this.open_channel_notes(&OpenChannelNotes { channel_id }, cx);
2316    //         })
2317    //         .with_cursor_style(CursorStyle::PointingHand)
2318    //         .into_any()
2319    //     }
2320
2321    //     fn render_channel_chat(
2322    //         &self,
2323    //         channel_id: ChannelId,
2324    //         theme: &theme::CollabPanel,
2325    //         is_selected: bool,
2326    //         ix: usize,
2327    //         cx: &mut ViewContext<Self>,
2328    //     ) -> AnyElement<Self> {
2329    //         enum ChannelChat {}
2330    //         let host_avatar_width = theme
2331    //             .contact_avatar
2332    //             .width
2333    //             .or(theme.contact_avatar.height)
2334    //             .unwrap_or(0.);
2335
2336    //         MouseEventHandler::new::<ChannelChat, _>(ix as usize, cx, |state, cx| {
2337    //             let tree_branch = *theme.tree_branch.in_state(is_selected).style_for(state);
2338    //             let row = theme.project_row.in_state(is_selected).style_for(state);
2339
2340    //             Flex::<Self>::row()
2341    //                 .with_child(render_tree_branch(
2342    //                     tree_branch,
2343    //                     &row.name.text,
2344    //                     true,
2345    //                     vec2f(host_avatar_width, theme.row_height),
2346    //                     cx.font_cache(),
2347    //                 ))
2348    //                 .with_child(
2349    //                     Svg::new("icons/conversations.svg")
2350    //                         .with_color(theme.channel_hash.color)
2351    //                         .constrained()
2352    //                         .with_width(theme.channel_hash.width)
2353    //                         .aligned()
2354    //                         .left(),
2355    //                 )
2356    //                 .with_child(
2357    //                     Label::new("chat", theme.channel_name.text.clone())
2358    //                         .contained()
2359    //                         .with_style(theme.channel_name.container)
2360    //                         .aligned()
2361    //                         .left()
2362    //                         .flex(1., true),
2363    //                 )
2364    //                 .constrained()
2365    //                 .with_height(theme.row_height)
2366    //                 .contained()
2367    //                 .with_style(*theme.channel_row.style_for(is_selected, state))
2368    //                 .with_padding_left(theme.channel_row.default_style().padding.left)
2369    //         })
2370    //         .on_click(MouseButton::Left, move |_, this, cx| {
2371    //             this.join_channel_chat(&JoinChannelChat { channel_id }, cx);
2372    //         })
2373    //         .with_cursor_style(CursorStyle::PointingHand)
2374    //         .into_any()
2375    //     }
2376
2377    //     fn render_channel_invite(
2378    //         channel: Arc<Channel>,
2379    //         channel_store: ModelHandle<ChannelStore>,
2380    //         theme: &theme::CollabPanel,
2381    //         is_selected: bool,
2382    //         cx: &mut ViewContext<Self>,
2383    //     ) -> AnyElement<Self> {
2384    //         enum Decline {}
2385    //         enum Accept {}
2386
2387    //         let channel_id = channel.id;
2388    //         let is_invite_pending = channel_store
2389    //             .read(cx)
2390    //             .has_pending_channel_invite_response(&channel);
2391    //         let button_spacing = theme.contact_button_spacing;
2392
2393    //         Flex::row()
2394    //             .with_child(
2395    //                 Svg::new("icons/hash.svg")
2396    //                     .with_color(theme.channel_hash.color)
2397    //                     .constrained()
2398    //                     .with_width(theme.channel_hash.width)
2399    //                     .aligned()
2400    //                     .left(),
2401    //             )
2402    //             .with_child(
2403    //                 Label::new(channel.name.clone(), theme.contact_username.text.clone())
2404    //                     .contained()
2405    //                     .with_style(theme.contact_username.container)
2406    //                     .aligned()
2407    //                     .left()
2408    //                     .flex(1., true),
2409    //             )
2410    //             .with_child(
2411    //                 MouseEventHandler::new::<Decline, _>(channel.id as usize, cx, |mouse_state, _| {
2412    //                     let button_style = if is_invite_pending {
2413    //                         &theme.disabled_button
2414    //                     } else {
2415    //                         theme.contact_button.style_for(mouse_state)
2416    //                     };
2417    //                     render_icon_button(button_style, "icons/x.svg").aligned()
2418    //                 })
2419    //                 .with_cursor_style(CursorStyle::PointingHand)
2420    //                 .on_click(MouseButton::Left, move |_, this, cx| {
2421    //                     this.respond_to_channel_invite(channel_id, false, cx);
2422    //                 })
2423    //                 .contained()
2424    //                 .with_margin_right(button_spacing),
2425    //             )
2426    //             .with_child(
2427    //                 MouseEventHandler::new::<Accept, _>(channel.id as usize, cx, |mouse_state, _| {
2428    //                     let button_style = if is_invite_pending {
2429    //                         &theme.disabled_button
2430    //                     } else {
2431    //                         theme.contact_button.style_for(mouse_state)
2432    //                     };
2433    //                     render_icon_button(button_style, "icons/check.svg")
2434    //                         .aligned()
2435    //                         .flex_float()
2436    //                 })
2437    //                 .with_cursor_style(CursorStyle::PointingHand)
2438    //                 .on_click(MouseButton::Left, move |_, this, cx| {
2439    //                     this.respond_to_channel_invite(channel_id, true, cx);
2440    //                 }),
2441    //             )
2442    //             .constrained()
2443    //             .with_height(theme.row_height)
2444    //             .contained()
2445    //             .with_style(
2446    //                 *theme
2447    //                     .contact_row
2448    //                     .in_state(is_selected)
2449    //                     .style_for(&mut Default::default()),
2450    //             )
2451    //             .with_padding_left(
2452    //                 theme.contact_row.default_style().padding.left + theme.channel_indent,
2453    //             )
2454    //             .into_any()
2455    //     }
2456
2457    //     fn render_contact_request(
2458    //         user: Arc<User>,
2459    //         user_store: ModelHandle<UserStore>,
2460    //         theme: &theme::CollabPanel,
2461    //         is_incoming: bool,
2462    //         is_selected: bool,
2463    //         cx: &mut ViewContext<Self>,
2464    //     ) -> AnyElement<Self> {
2465    //         enum Decline {}
2466    //         enum Accept {}
2467    //         enum Cancel {}
2468
2469    //         let mut row = Flex::row()
2470    //             .with_children(user.avatar.clone().map(|avatar| {
2471    //                 Image::from_data(avatar)
2472    //                     .with_style(theme.contact_avatar)
2473    //                     .aligned()
2474    //                     .left()
2475    //             }))
2476    //             .with_child(
2477    //                 Label::new(
2478    //                     user.github_login.clone(),
2479    //                     theme.contact_username.text.clone(),
2480    //                 )
2481    //                 .contained()
2482    //                 .with_style(theme.contact_username.container)
2483    //                 .aligned()
2484    //                 .left()
2485    //                 .flex(1., true),
2486    //             );
2487
2488    //         let user_id = user.id;
2489    //         let github_login = user.github_login.clone();
2490    //         let is_contact_request_pending = user_store.read(cx).is_contact_request_pending(&user);
2491    //         let button_spacing = theme.contact_button_spacing;
2492
2493    //         if is_incoming {
2494    //             row.add_child(
2495    //                 MouseEventHandler::new::<Decline, _>(user.id as usize, cx, |mouse_state, _| {
2496    //                     let button_style = if is_contact_request_pending {
2497    //                         &theme.disabled_button
2498    //                     } else {
2499    //                         theme.contact_button.style_for(mouse_state)
2500    //                     };
2501    //                     render_icon_button(button_style, "icons/x.svg").aligned()
2502    //                 })
2503    //                 .with_cursor_style(CursorStyle::PointingHand)
2504    //                 .on_click(MouseButton::Left, move |_, this, cx| {
2505    //                     this.respond_to_contact_request(user_id, false, cx);
2506    //                 })
2507    //                 .contained()
2508    //                 .with_margin_right(button_spacing),
2509    //             );
2510
2511    //             row.add_child(
2512    //                 MouseEventHandler::new::<Accept, _>(user.id as usize, cx, |mouse_state, _| {
2513    //                     let button_style = if is_contact_request_pending {
2514    //                         &theme.disabled_button
2515    //                     } else {
2516    //                         theme.contact_button.style_for(mouse_state)
2517    //                     };
2518    //                     render_icon_button(button_style, "icons/check.svg")
2519    //                         .aligned()
2520    //                         .flex_float()
2521    //                 })
2522    //                 .with_cursor_style(CursorStyle::PointingHand)
2523    //                 .on_click(MouseButton::Left, move |_, this, cx| {
2524    //                     this.respond_to_contact_request(user_id, true, cx);
2525    //                 }),
2526    //             );
2527    //         } else {
2528    //             row.add_child(
2529    //                 MouseEventHandler::new::<Cancel, _>(user.id as usize, cx, |mouse_state, _| {
2530    //                     let button_style = if is_contact_request_pending {
2531    //                         &theme.disabled_button
2532    //                     } else {
2533    //                         theme.contact_button.style_for(mouse_state)
2534    //                     };
2535    //                     render_icon_button(button_style, "icons/x.svg")
2536    //                         .aligned()
2537    //                         .flex_float()
2538    //                 })
2539    //                 .with_padding(Padding::uniform(2.))
2540    //                 .with_cursor_style(CursorStyle::PointingHand)
2541    //                 .on_click(MouseButton::Left, move |_, this, cx| {
2542    //                     this.remove_contact(user_id, &github_login, cx);
2543    //                 })
2544    //                 .flex_float(),
2545    //             );
2546    //         }
2547
2548    //         row.constrained()
2549    //             .with_height(theme.row_height)
2550    //             .contained()
2551    //             .with_style(
2552    //                 *theme
2553    //                     .contact_row
2554    //                     .in_state(is_selected)
2555    //                     .style_for(&mut Default::default()),
2556    //             )
2557    //             .into_any()
2558    //     }
2559
2560    //     fn has_subchannels(&self, ix: usize) -> bool {
2561    //         self.entries.get(ix).map_or(false, |entry| {
2562    //             if let ListEntry::Channel { has_children, .. } = entry {
2563    //                 *has_children
2564    //             } else {
2565    //                 false
2566    //             }
2567    //         })
2568    //     }
2569
2570    //     fn deploy_channel_context_menu(
2571    //         &mut self,
2572    //         position: Option<Vector2F>,
2573    //         channel: &Channel,
2574    //         ix: usize,
2575    //         cx: &mut ViewContext<Self>,
2576    //     ) {
2577    //         self.context_menu_on_selected = position.is_none();
2578
2579    //         let clipboard_channel_name = self.channel_clipboard.as_ref().and_then(|clipboard| {
2580    //             self.channel_store
2581    //                 .read(cx)
2582    //                 .channel_for_id(clipboard.channel_id)
2583    //                 .map(|channel| channel.name.clone())
2584    //         });
2585
2586    //         self.context_menu.update(cx, |context_menu, cx| {
2587    //             context_menu.set_position_mode(if self.context_menu_on_selected {
2588    //                 OverlayPositionMode::Local
2589    //             } else {
2590    //                 OverlayPositionMode::Window
2591    //             });
2592
2593    //             let mut items = Vec::new();
2594
2595    //             let select_action_name = if self.selection == Some(ix) {
2596    //                 "Unselect"
2597    //             } else {
2598    //                 "Select"
2599    //             };
2600
2601    //             items.push(ContextMenuItem::action(
2602    //                 select_action_name,
2603    //                 ToggleSelectedIx { ix },
2604    //             ));
2605
2606    //             if self.has_subchannels(ix) {
2607    //                 let expand_action_name = if self.is_channel_collapsed(channel.id) {
2608    //                     "Expand Subchannels"
2609    //                 } else {
2610    //                     "Collapse Subchannels"
2611    //                 };
2612    //                 items.push(ContextMenuItem::action(
2613    //                     expand_action_name,
2614    //                     ToggleCollapse {
2615    //                         location: channel.id,
2616    //                     },
2617    //                 ));
2618    //             }
2619
2620    //             items.push(ContextMenuItem::action(
2621    //                 "Open Notes",
2622    //                 OpenChannelNotes {
2623    //                     channel_id: channel.id,
2624    //                 },
2625    //             ));
2626
2627    //             items.push(ContextMenuItem::action(
2628    //                 "Open Chat",
2629    //                 JoinChannelChat {
2630    //                     channel_id: channel.id,
2631    //                 },
2632    //             ));
2633
2634    //             items.push(ContextMenuItem::action(
2635    //                 "Copy Channel Link",
2636    //                 CopyChannelLink {
2637    //                     channel_id: channel.id,
2638    //                 },
2639    //             ));
2640
2641    //             if self.channel_store.read(cx).is_channel_admin(channel.id) {
2642    //                 items.extend([
2643    //                     ContextMenuItem::Separator,
2644    //                     ContextMenuItem::action(
2645    //                         "New Subchannel",
2646    //                         NewChannel {
2647    //                             location: channel.id,
2648    //                         },
2649    //                     ),
2650    //                     ContextMenuItem::action(
2651    //                         "Rename",
2652    //                         RenameChannel {
2653    //                             channel_id: channel.id,
2654    //                         },
2655    //                     ),
2656    //                     ContextMenuItem::action(
2657    //                         "Move this channel",
2658    //                         StartMoveChannelFor {
2659    //                             channel_id: channel.id,
2660    //                         },
2661    //                     ),
2662    //                 ]);
2663
2664    //                 if let Some(channel_name) = clipboard_channel_name {
2665    //                     items.push(ContextMenuItem::Separator);
2666    //                     items.push(ContextMenuItem::action(
2667    //                         format!("Move '#{}' here", channel_name),
2668    //                         MoveChannel { to: channel.id },
2669    //                     ));
2670    //                 }
2671
2672    //                 items.extend([
2673    //                     ContextMenuItem::Separator,
2674    //                     ContextMenuItem::action(
2675    //                         "Invite Members",
2676    //                         InviteMembers {
2677    //                             channel_id: channel.id,
2678    //                         },
2679    //                     ),
2680    //                     ContextMenuItem::action(
2681    //                         "Manage Members",
2682    //                         ManageMembers {
2683    //                             channel_id: channel.id,
2684    //                         },
2685    //                     ),
2686    //                     ContextMenuItem::Separator,
2687    //                     ContextMenuItem::action(
2688    //                         "Delete",
2689    //                         RemoveChannel {
2690    //                             channel_id: channel.id,
2691    //                         },
2692    //                     ),
2693    //                 ]);
2694    //             }
2695
2696    //             context_menu.show(
2697    //                 position.unwrap_or_default(),
2698    //                 if self.context_menu_on_selected {
2699    //                     gpui::elements::AnchorCorner::TopRight
2700    //                 } else {
2701    //                     gpui::elements::AnchorCorner::BottomLeft
2702    //                 },
2703    //                 items,
2704    //                 cx,
2705    //             );
2706    //         });
2707
2708    //         cx.notify();
2709    //     }
2710
2711    //     fn cancel(&mut self, _: &Cancel, cx: &mut ViewContext<Self>) {
2712    //         if self.take_editing_state(cx) {
2713    //             cx.focus(&self.filter_editor);
2714    //         } else {
2715    //             self.filter_editor.update(cx, |editor, cx| {
2716    //                 if editor.buffer().read(cx).len(cx) > 0 {
2717    //                     editor.set_text("", cx);
2718    //                 }
2719    //             });
2720    //         }
2721
2722    //         self.update_entries(false, cx);
2723    //     }
2724
2725    //     fn select_next(&mut self, _: &SelectNext, cx: &mut ViewContext<Self>) {
2726    //         let ix = self.selection.map_or(0, |ix| ix + 1);
2727    //         if ix < self.entries.len() {
2728    //             self.selection = Some(ix);
2729    //         }
2730
2731    //         self.list_state.reset(self.entries.len());
2732    //         if let Some(ix) = self.selection {
2733    //             self.list_state.scroll_to(ListOffset {
2734    //                 item_ix: ix,
2735    //                 offset_in_item: 0.,
2736    //             });
2737    //         }
2738    //         cx.notify();
2739    //     }
2740
2741    //     fn select_prev(&mut self, _: &SelectPrev, cx: &mut ViewContext<Self>) {
2742    //         let ix = self.selection.take().unwrap_or(0);
2743    //         if ix > 0 {
2744    //             self.selection = Some(ix - 1);
2745    //         }
2746
2747    //         self.list_state.reset(self.entries.len());
2748    //         if let Some(ix) = self.selection {
2749    //             self.list_state.scroll_to(ListOffset {
2750    //                 item_ix: ix,
2751    //                 offset_in_item: 0.,
2752    //             });
2753    //         }
2754    //         cx.notify();
2755    //     }
2756
2757    //     fn confirm(&mut self, _: &Confirm, cx: &mut ViewContext<Self>) {
2758    //         if self.confirm_channel_edit(cx) {
2759    //             return;
2760    //         }
2761
2762    //         if let Some(selection) = self.selection {
2763    //             if let Some(entry) = self.entries.get(selection) {
2764    //                 match entry {
2765    //                     ListEntry::Header(section) => match section {
2766    //                         Section::ActiveCall => Self::leave_call(cx),
2767    //                         Section::Channels => self.new_root_channel(cx),
2768    //                         Section::Contacts => self.toggle_contact_finder(cx),
2769    //                         Section::ContactRequests
2770    //                         | Section::Online
2771    //                         | Section::Offline
2772    //                         | Section::ChannelInvites => {
2773    //                             self.toggle_section_expanded(*section, cx);
2774    //                         }
2775    //                     },
2776    //                     ListEntry::Contact { contact, calling } => {
2777    //                         if contact.online && !contact.busy && !calling {
2778    //                             self.call(contact.user.id, Some(self.project.clone()), cx);
2779    //                         }
2780    //                     }
2781    //                     ListEntry::ParticipantProject {
2782    //                         project_id,
2783    //                         host_user_id,
2784    //                         ..
2785    //                     } => {
2786    //                         if let Some(workspace) = self.workspace.upgrade(cx) {
2787    //                             let app_state = workspace.read(cx).app_state().clone();
2788    //                             workspace::join_remote_project(
2789    //                                 *project_id,
2790    //                                 *host_user_id,
2791    //                                 app_state,
2792    //                                 cx,
2793    //                             )
2794    //                             .detach_and_log_err(cx);
2795    //                         }
2796    //                     }
2797    //                     ListEntry::ParticipantScreen { peer_id, .. } => {
2798    //                         let Some(peer_id) = peer_id else {
2799    //                             return;
2800    //                         };
2801    //                         if let Some(workspace) = self.workspace.upgrade(cx) {
2802    //                             workspace.update(cx, |workspace, cx| {
2803    //                                 workspace.open_shared_screen(*peer_id, cx)
2804    //                             });
2805    //                         }
2806    //                     }
2807    //                     ListEntry::Channel { channel, .. } => {
2808    //                         let is_active = maybe!({
2809    //                             let call_channel = ActiveCall::global(cx)
2810    //                                 .read(cx)
2811    //                                 .room()?
2812    //                                 .read(cx)
2813    //                                 .channel_id()?;
2814
2815    //                             Some(call_channel == channel.id)
2816    //                         })
2817    //                         .unwrap_or(false);
2818    //                         if is_active {
2819    //                             self.open_channel_notes(
2820    //                                 &OpenChannelNotes {
2821    //                                     channel_id: channel.id,
2822    //                                 },
2823    //                                 cx,
2824    //                             )
2825    //                         } else {
2826    //                             self.join_channel(channel.id, cx)
2827    //                         }
2828    //                     }
2829    //                     ListEntry::ContactPlaceholder => self.toggle_contact_finder(cx),
2830    //                     _ => {}
2831    //                 }
2832    //             }
2833    //         }
2834    //     }
2835
2836    //     fn insert_space(&mut self, _: &InsertSpace, cx: &mut ViewContext<Self>) {
2837    //         if self.channel_editing_state.is_some() {
2838    //             self.channel_name_editor.update(cx, |editor, cx| {
2839    //                 editor.insert(" ", cx);
2840    //             });
2841    //         }
2842    //     }
2843
2844    //     fn confirm_channel_edit(&mut self, cx: &mut ViewContext<CollabPanel>) -> bool {
2845    //         if let Some(editing_state) = &mut self.channel_editing_state {
2846    //             match editing_state {
2847    //                 ChannelEditingState::Create {
2848    //                     location,
2849    //                     pending_name,
2850    //                     ..
2851    //                 } => {
2852    //                     if pending_name.is_some() {
2853    //                         return false;
2854    //                     }
2855    //                     let channel_name = self.channel_name_editor.read(cx).text(cx);
2856
2857    //                     *pending_name = Some(channel_name.clone());
2858
2859    //                     self.channel_store
2860    //                         .update(cx, |channel_store, cx| {
2861    //                             channel_store.create_channel(&channel_name, *location, cx)
2862    //                         })
2863    //                         .detach();
2864    //                     cx.notify();
2865    //                 }
2866    //                 ChannelEditingState::Rename {
2867    //                     location,
2868    //                     pending_name,
2869    //                 } => {
2870    //                     if pending_name.is_some() {
2871    //                         return false;
2872    //                     }
2873    //                     let channel_name = self.channel_name_editor.read(cx).text(cx);
2874    //                     *pending_name = Some(channel_name.clone());
2875
2876    //                     self.channel_store
2877    //                         .update(cx, |channel_store, cx| {
2878    //                             channel_store.rename(*location, &channel_name, cx)
2879    //                         })
2880    //                         .detach();
2881    //                     cx.notify();
2882    //                 }
2883    //             }
2884    //             cx.focus_self();
2885    //             true
2886    //         } else {
2887    //             false
2888    //         }
2889    //     }
2890
2891    //     fn toggle_section_expanded(&mut self, section: Section, cx: &mut ViewContext<Self>) {
2892    //         if let Some(ix) = self.collapsed_sections.iter().position(|s| *s == section) {
2893    //             self.collapsed_sections.remove(ix);
2894    //         } else {
2895    //             self.collapsed_sections.push(section);
2896    //         }
2897    //         self.update_entries(false, cx);
2898    //     }
2899
2900    //     fn collapse_selected_channel(
2901    //         &mut self,
2902    //         _: &CollapseSelectedChannel,
2903    //         cx: &mut ViewContext<Self>,
2904    //     ) {
2905    //         let Some(channel_id) = self.selected_channel().map(|channel| channel.id) else {
2906    //             return;
2907    //         };
2908
2909    //         if self.is_channel_collapsed(channel_id) {
2910    //             return;
2911    //         }
2912
2913    //         self.toggle_channel_collapsed(channel_id, cx);
2914    //     }
2915
2916    //     fn expand_selected_channel(&mut self, _: &ExpandSelectedChannel, cx: &mut ViewContext<Self>) {
2917    //         let Some(id) = self.selected_channel().map(|channel| channel.id) else {
2918    //             return;
2919    //         };
2920
2921    //         if !self.is_channel_collapsed(id) {
2922    //             return;
2923    //         }
2924
2925    //         self.toggle_channel_collapsed(id, cx)
2926    //     }
2927
2928    //     fn toggle_channel_collapsed_action(
2929    //         &mut self,
2930    //         action: &ToggleCollapse,
2931    //         cx: &mut ViewContext<Self>,
2932    //     ) {
2933    //         self.toggle_channel_collapsed(action.location, cx);
2934    //     }
2935
2936    //     fn toggle_channel_collapsed<'a>(&mut self, channel_id: ChannelId, cx: &mut ViewContext<Self>) {
2937    //         match self.collapsed_channels.binary_search(&channel_id) {
2938    //             Ok(ix) => {
2939    //                 self.collapsed_channels.remove(ix);
2940    //             }
2941    //             Err(ix) => {
2942    //                 self.collapsed_channels.insert(ix, channel_id);
2943    //             }
2944    //         };
2945    //         self.serialize(cx);
2946    //         self.update_entries(true, cx);
2947    //         cx.notify();
2948    //         cx.focus_self();
2949    //     }
2950
2951    //     fn is_channel_collapsed(&self, channel_id: ChannelId) -> bool {
2952    //         self.collapsed_channels.binary_search(&channel_id).is_ok()
2953    //     }
2954
2955    //     fn leave_call(cx: &mut ViewContext<Self>) {
2956    //         ActiveCall::global(cx)
2957    //             .update(cx, |call, cx| call.hang_up(cx))
2958    //             .detach_and_log_err(cx);
2959    //     }
2960
2961    //     fn toggle_contact_finder(&mut self, cx: &mut ViewContext<Self>) {
2962    //         if let Some(workspace) = self.workspace.upgrade(cx) {
2963    //             workspace.update(cx, |workspace, cx| {
2964    //                 workspace.toggle_modal(cx, |_, cx| {
2965    //                     cx.add_view(|cx| {
2966    //                         let mut finder = ContactFinder::new(self.user_store.clone(), cx);
2967    //                         finder.set_query(self.filter_editor.read(cx).text(cx), cx);
2968    //                         finder
2969    //                     })
2970    //                 });
2971    //             });
2972    //         }
2973    //     }
2974
2975    //     fn new_root_channel(&mut self, cx: &mut ViewContext<Self>) {
2976    //         self.channel_editing_state = Some(ChannelEditingState::Create {
2977    //             location: None,
2978    //             pending_name: None,
2979    //         });
2980    //         self.update_entries(false, cx);
2981    //         self.select_channel_editor();
2982    //         cx.focus(self.channel_name_editor.as_any());
2983    //         cx.notify();
2984    //     }
2985
2986    //     fn select_channel_editor(&mut self) {
2987    //         self.selection = self.entries.iter().position(|entry| match entry {
2988    //             ListEntry::ChannelEditor { .. } => true,
2989    //             _ => false,
2990    //         });
2991    //     }
2992
2993    //     fn new_subchannel(&mut self, action: &NewChannel, cx: &mut ViewContext<Self>) {
2994    //         self.collapsed_channels
2995    //             .retain(|channel| *channel != action.location);
2996    //         self.channel_editing_state = Some(ChannelEditingState::Create {
2997    //             location: Some(action.location.to_owned()),
2998    //             pending_name: None,
2999    //         });
3000    //         self.update_entries(false, cx);
3001    //         self.select_channel_editor();
3002    //         cx.focus(self.channel_name_editor.as_any());
3003    //         cx.notify();
3004    //     }
3005
3006    //     fn invite_members(&mut self, action: &InviteMembers, cx: &mut ViewContext<Self>) {
3007    //         self.show_channel_modal(action.channel_id, channel_modal::Mode::InviteMembers, cx);
3008    //     }
3009
3010    //     fn manage_members(&mut self, action: &ManageMembers, cx: &mut ViewContext<Self>) {
3011    //         self.show_channel_modal(action.channel_id, channel_modal::Mode::ManageMembers, cx);
3012    //     }
3013
3014    //     fn remove(&mut self, _: &Remove, cx: &mut ViewContext<Self>) {
3015    //         if let Some(channel) = self.selected_channel() {
3016    //             self.remove_channel(channel.id, cx)
3017    //         }
3018    //     }
3019
3020    //     fn rename_selected_channel(&mut self, _: &menu::SecondaryConfirm, cx: &mut ViewContext<Self>) {
3021    //         if let Some(channel) = self.selected_channel() {
3022    //             self.rename_channel(
3023    //                 &RenameChannel {
3024    //                     channel_id: channel.id,
3025    //                 },
3026    //                 cx,
3027    //             );
3028    //         }
3029    //     }
3030
3031    //     fn rename_channel(&mut self, action: &RenameChannel, cx: &mut ViewContext<Self>) {
3032    //         let channel_store = self.channel_store.read(cx);
3033    //         if !channel_store.is_channel_admin(action.channel_id) {
3034    //             return;
3035    //         }
3036    //         if let Some(channel) = channel_store.channel_for_id(action.channel_id).cloned() {
3037    //             self.channel_editing_state = Some(ChannelEditingState::Rename {
3038    //                 location: action.channel_id.to_owned(),
3039    //                 pending_name: None,
3040    //             });
3041    //             self.channel_name_editor.update(cx, |editor, cx| {
3042    //                 editor.set_text(channel.name.clone(), cx);
3043    //                 editor.select_all(&Default::default(), cx);
3044    //             });
3045    //             cx.focus(self.channel_name_editor.as_any());
3046    //             self.update_entries(false, cx);
3047    //             self.select_channel_editor();
3048    //         }
3049    //     }
3050
3051    //     fn open_channel_notes(&mut self, action: &OpenChannelNotes, cx: &mut ViewContext<Self>) {
3052    //         if let Some(workspace) = self.workspace.upgrade(cx) {
3053    //             ChannelView::open(action.channel_id, workspace, cx).detach();
3054    //         }
3055    //     }
3056
3057    //     fn show_inline_context_menu(&mut self, _: &menu::ShowContextMenu, cx: &mut ViewContext<Self>) {
3058    //         let Some(channel) = self.selected_channel() else {
3059    //             return;
3060    //         };
3061
3062    //         self.deploy_channel_context_menu(None, &channel.clone(), self.selection.unwrap(), cx);
3063    //     }
3064
3065    //     fn selected_channel(&self) -> Option<&Arc<Channel>> {
3066    //         self.selection
3067    //             .and_then(|ix| self.entries.get(ix))
3068    //             .and_then(|entry| match entry {
3069    //                 ListEntry::Channel { channel, .. } => Some(channel),
3070    //                 _ => None,
3071    //             })
3072    //     }
3073
3074    //     fn show_channel_modal(
3075    //         &mut self,
3076    //         channel_id: ChannelId,
3077    //         mode: channel_modal::Mode,
3078    //         cx: &mut ViewContext<Self>,
3079    //     ) {
3080    //         let workspace = self.workspace.clone();
3081    //         let user_store = self.user_store.clone();
3082    //         let channel_store = self.channel_store.clone();
3083    //         let members = self.channel_store.update(cx, |channel_store, cx| {
3084    //             channel_store.get_channel_member_details(channel_id, cx)
3085    //         });
3086
3087    //         cx.spawn(|_, mut cx| async move {
3088    //             let members = members.await?;
3089    //             workspace.update(&mut cx, |workspace, cx| {
3090    //                 workspace.toggle_modal(cx, |_, cx| {
3091    //                     cx.add_view(|cx| {
3092    //                         ChannelModal::new(
3093    //                             user_store.clone(),
3094    //                             channel_store.clone(),
3095    //                             channel_id,
3096    //                             mode,
3097    //                             members,
3098    //                             cx,
3099    //                         )
3100    //                     })
3101    //                 });
3102    //             })
3103    //         })
3104    //         .detach();
3105    //     }
3106
3107    //     fn remove_selected_channel(&mut self, action: &RemoveChannel, cx: &mut ViewContext<Self>) {
3108    //         self.remove_channel(action.channel_id, cx)
3109    //     }
3110
3111    //     fn remove_channel(&mut self, channel_id: ChannelId, cx: &mut ViewContext<Self>) {
3112    //         let channel_store = self.channel_store.clone();
3113    //         if let Some(channel) = channel_store.read(cx).channel_for_id(channel_id) {
3114    //             let prompt_message = format!(
3115    //                 "Are you sure you want to remove the channel \"{}\"?",
3116    //                 channel.name
3117    //             );
3118    //             let mut answer =
3119    //                 cx.prompt(PromptLevel::Warning, &prompt_message, &["Remove", "Cancel"]);
3120    //             let window = cx.window();
3121    //             cx.spawn(|this, mut cx| async move {
3122    //                 if answer.next().await == Some(0) {
3123    //                     if let Err(e) = channel_store
3124    //                         .update(&mut cx, |channels, _| channels.remove_channel(channel_id))
3125    //                         .await
3126    //                     {
3127    //                         window.prompt(
3128    //                             PromptLevel::Info,
3129    //                             &format!("Failed to remove channel: {}", e),
3130    //                             &["Ok"],
3131    //                             &mut cx,
3132    //                         );
3133    //                     }
3134    //                     this.update(&mut cx, |_, cx| cx.focus_self()).ok();
3135    //                 }
3136    //             })
3137    //             .detach();
3138    //         }
3139    //     }
3140
3141    //     // Should move to the filter editor if clicking on it
3142    //     // Should move selection to the channel editor if activating it
3143
3144    //     fn remove_contact(&mut self, user_id: u64, github_login: &str, cx: &mut ViewContext<Self>) {
3145    //         let user_store = self.user_store.clone();
3146    //         let prompt_message = format!(
3147    //             "Are you sure you want to remove \"{}\" from your contacts?",
3148    //             github_login
3149    //         );
3150    //         let mut answer = cx.prompt(PromptLevel::Warning, &prompt_message, &["Remove", "Cancel"]);
3151    //         let window = cx.window();
3152    //         cx.spawn(|_, mut cx| async move {
3153    //             if answer.next().await == Some(0) {
3154    //                 if let Err(e) = user_store
3155    //                     .update(&mut cx, |store, cx| store.remove_contact(user_id, cx))
3156    //                     .await
3157    //                 {
3158    //                     window.prompt(
3159    //                         PromptLevel::Info,
3160    //                         &format!("Failed to remove contact: {}", e),
3161    //                         &["Ok"],
3162    //                         &mut cx,
3163    //                     );
3164    //                 }
3165    //             }
3166    //         })
3167    //         .detach();
3168    //     }
3169
3170    //     fn respond_to_contact_request(
3171    //         &mut self,
3172    //         user_id: u64,
3173    //         accept: bool,
3174    //         cx: &mut ViewContext<Self>,
3175    //     ) {
3176    //         self.user_store
3177    //             .update(cx, |store, cx| {
3178    //                 store.respond_to_contact_request(user_id, accept, cx)
3179    //             })
3180    //             .detach();
3181    //     }
3182
3183    //     fn respond_to_channel_invite(
3184    //         &mut self,
3185    //         channel_id: u64,
3186    //         accept: bool,
3187    //         cx: &mut ViewContext<Self>,
3188    //     ) {
3189    //         self.channel_store
3190    //             .update(cx, |store, cx| {
3191    //                 store.respond_to_channel_invite(channel_id, accept, cx)
3192    //             })
3193    //             .detach();
3194    //     }
3195
3196    //     fn call(
3197    //         &mut self,
3198    //         recipient_user_id: u64,
3199    //         initial_project: Option<ModelHandle<Project>>,
3200    //         cx: &mut ViewContext<Self>,
3201    //     ) {
3202    //         ActiveCall::global(cx)
3203    //             .update(cx, |call, cx| {
3204    //                 call.invite(recipient_user_id, initial_project, cx)
3205    //             })
3206    //             .detach_and_log_err(cx);
3207    //     }
3208
3209    //     fn join_channel(&self, channel_id: u64, cx: &mut ViewContext<Self>) {
3210    //         let Some(workspace) = self.workspace.upgrade(cx) else {
3211    //             return;
3212    //         };
3213    //         let Some(handle) = cx.window().downcast::<Workspace>() else {
3214    //             return;
3215    //         };
3216    //         workspace::join_channel(
3217    //             channel_id,
3218    //             workspace.read(cx).app_state().clone(),
3219    //             Some(handle),
3220    //             cx,
3221    //         )
3222    //         .detach_and_log_err(cx)
3223    //     }
3224
3225    //     fn join_channel_chat(&mut self, action: &JoinChannelChat, cx: &mut ViewContext<Self>) {
3226    //         let channel_id = action.channel_id;
3227    //         if let Some(workspace) = self.workspace.upgrade(cx) {
3228    //             cx.app_context().defer(move |cx| {
3229    //                 workspace.update(cx, |workspace, cx| {
3230    //                     if let Some(panel) = workspace.focus_panel::<ChatPanel>(cx) {
3231    //                         panel.update(cx, |panel, cx| {
3232    //                             panel
3233    //                                 .select_channel(channel_id, None, cx)
3234    //                                 .detach_and_log_err(cx);
3235    //                         });
3236    //                     }
3237    //                 });
3238    //             });
3239    //         }
3240    //     }
3241
3242    //     fn copy_channel_link(&mut self, action: &CopyChannelLink, cx: &mut ViewContext<Self>) {
3243    //         let channel_store = self.channel_store.read(cx);
3244    //         let Some(channel) = channel_store.channel_for_id(action.channel_id) else {
3245    //             return;
3246    //         };
3247    //         let item = ClipboardItem::new(channel.link());
3248    //         cx.write_to_clipboard(item)
3249    //     }
3250}
3251
3252// fn render_tree_branch(
3253//     branch_style: theme::TreeBranch,
3254//     row_style: &TextStyle,
3255//     is_last: bool,
3256//     size: Vector2F,
3257//     font_cache: &FontCache,
3258// ) -> gpui::elements::ConstrainedBox<CollabPanel> {
3259//     let line_height = row_style.line_height(font_cache);
3260//     let cap_height = row_style.cap_height(font_cache);
3261//     let baseline_offset = row_style.baseline_offset(font_cache) + (size.y() - line_height) / 2.;
3262
3263//     Canvas::new(move |bounds, _, _, cx| {
3264//         cx.paint_layer(None, |cx| {
3265//             let start_x = bounds.min_x() + (bounds.width() / 2.) - (branch_style.width / 2.);
3266//             let end_x = bounds.max_x();
3267//             let start_y = bounds.min_y();
3268//             let end_y = bounds.min_y() + baseline_offset - (cap_height / 2.);
3269
3270//             cx.scene().push_quad(gpui::Quad {
3271//                 bounds: RectF::from_points(
3272//                     vec2f(start_x, start_y),
3273//                     vec2f(
3274//                         start_x + branch_style.width,
3275//                         if is_last { end_y } else { bounds.max_y() },
3276//                     ),
3277//                 ),
3278//                 background: Some(branch_style.color),
3279//                 border: gpui::Border::default(),
3280//                 corner_radii: (0.).into(),
3281//             });
3282//             cx.scene().push_quad(gpui::Quad {
3283//                 bounds: RectF::from_points(
3284//                     vec2f(start_x, end_y),
3285//                     vec2f(end_x, end_y + branch_style.width),
3286//                 ),
3287//                 background: Some(branch_style.color),
3288//                 border: gpui::Border::default(),
3289//                 corner_radii: (0.).into(),
3290//             });
3291//         })
3292//     })
3293//     .constrained()
3294//     .with_width(size.x())
3295// }
3296
3297impl Render for CollabPanel {
3298    type Element = Focusable<Div>;
3299
3300    fn render(&mut self, _cx: &mut ViewContext<Self>) -> Self::Element {
3301        div()
3302            .key_context("CollabPanel")
3303            .track_focus(&self.focus_handle)
3304            .child("COLLAB PANEL")
3305    }
3306}
3307
3308// impl View for CollabPanel {
3309//     fn ui_name() -> &'static str {
3310//         "CollabPanel"
3311//     }
3312
3313//     fn focus_in(&mut self, _: gpui::AnyViewHandle, cx: &mut ViewContext<Self>) {
3314//         if !self.has_focus {
3315//             self.has_focus = true;
3316//             if !self.context_menu.is_focused(cx) {
3317//                 if let Some(editing_state) = &self.channel_editing_state {
3318//                     if editing_state.pending_name().is_none() {
3319//                         cx.focus(&self.channel_name_editor);
3320//                     } else {
3321//                         cx.focus(&self.filter_editor);
3322//                     }
3323//                 } else {
3324//                     cx.focus(&self.filter_editor);
3325//                 }
3326//             }
3327//             cx.emit(Event::Focus);
3328//         }
3329//     }
3330
3331//     fn focus_out(&mut self, _: gpui::AnyViewHandle, _: &mut ViewContext<Self>) {
3332//         self.has_focus = false;
3333//     }
3334
3335//     fn render(&mut self, cx: &mut gpui::ViewContext<'_, '_, Self>) -> gpui::AnyElement<Self> {
3336//         let theme = &theme::current(cx).collab_panel;
3337
3338//         if self.user_store.read(cx).current_user().is_none() {
3339//             enum LogInButton {}
3340
3341//             return Flex::column()
3342//                 .with_child(
3343//                     MouseEventHandler::new::<LogInButton, _>(0, cx, |state, _| {
3344//                         let button = theme.log_in_button.style_for(state);
3345//                         Label::new("Sign in to collaborate", button.text.clone())
3346//                             .aligned()
3347//                             .left()
3348//                             .contained()
3349//                             .with_style(button.container)
3350//                     })
3351//                     .on_click(MouseButton::Left, |_, this, cx| {
3352//                         let client = this.client.clone();
3353//                         cx.spawn(|_, cx| async move {
3354//                             client.authenticate_and_connect(true, &cx).await.log_err();
3355//                         })
3356//                         .detach();
3357//                     })
3358//                     .with_cursor_style(CursorStyle::PointingHand),
3359//                 )
3360//                 .contained()
3361//                 .with_style(theme.container)
3362//                 .into_any();
3363//         }
3364
3365//         enum PanelFocus {}
3366//         MouseEventHandler::new::<PanelFocus, _>(0, cx, |_, cx| {
3367//             Stack::new()
3368//                 .with_child(
3369//                     Flex::column()
3370//                         .with_child(
3371//                             Flex::row().with_child(
3372//                                 ChildView::new(&self.filter_editor, cx)
3373//                                     .contained()
3374//                                     .with_style(theme.user_query_editor.container)
3375//                                     .flex(1.0, true),
3376//                             ),
3377//                         )
3378//                         .with_child(List::new(self.list_state.clone()).flex(1., true).into_any())
3379//                         .contained()
3380//                         .with_style(theme.container)
3381//                         .into_any(),
3382//                 )
3383//                 .with_children(
3384//                     (!self.context_menu_on_selected)
3385//                         .then(|| ChildView::new(&self.context_menu, cx)),
3386//                 )
3387//                 .into_any()
3388//         })
3389//         .on_click(MouseButton::Left, |_, _, cx| cx.focus_self())
3390//         .into_any_named("collab panel")
3391//     }
3392
3393//     fn update_keymap_context(
3394//         &self,
3395//         keymap: &mut gpui::keymap_matcher::KeymapContext,
3396//         _: &AppContext,
3397//     ) {
3398//         Self::reset_to_default_keymap_context(keymap);
3399//         if self.channel_editing_state.is_some() {
3400//             keymap.add_identifier("editing");
3401//         } else {
3402//             keymap.add_identifier("not_editing");
3403//         }
3404//     }
3405// }
3406
3407impl EventEmitter<PanelEvent> for CollabPanel {}
3408
3409impl Panel for CollabPanel {
3410    fn position(&self, cx: &gpui::WindowContext) -> DockPosition {
3411        CollaborationPanelSettings::get_global(cx).dock
3412    }
3413
3414    fn position_is_valid(&self, position: DockPosition) -> bool {
3415        matches!(position, DockPosition::Left | DockPosition::Right)
3416    }
3417
3418    fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
3419        settings::update_settings_file::<CollaborationPanelSettings>(
3420            self.fs.clone(),
3421            cx,
3422            move |settings| settings.dock = Some(position),
3423        );
3424    }
3425
3426    fn size(&self, cx: &gpui::WindowContext) -> f32 {
3427        self.width
3428            .unwrap_or_else(|| CollaborationPanelSettings::get_global(cx).default_width)
3429    }
3430
3431    fn set_size(&mut self, size: Option<f32>, cx: &mut ViewContext<Self>) {
3432        self.width = size;
3433        // todo!()
3434        // self.serialize(cx);
3435        cx.notify();
3436    }
3437
3438    fn icon(&self, cx: &gpui::WindowContext) -> Option<ui::Icon> {
3439        CollaborationPanelSettings::get_global(cx)
3440            .button
3441            .then(|| ui::Icon::Collab)
3442    }
3443
3444    fn toggle_action(&self) -> Box<dyn gpui::Action> {
3445        Box::new(ToggleFocus)
3446    }
3447
3448    fn has_focus(&self, cx: &gpui::WindowContext) -> bool {
3449        self.focus_handle.contains_focused(cx)
3450    }
3451
3452    fn persistent_name() -> &'static str {
3453        "CollabPanel"
3454    }
3455}
3456
3457impl FocusableView for CollabPanel {
3458    fn focus_handle(&self, _cx: &AppContext) -> gpui::FocusHandle {
3459        self.focus_handle.clone()
3460    }
3461}
3462
3463// impl PartialEq for ListEntry {
3464//     fn eq(&self, other: &Self) -> bool {
3465//         match self {
3466//             ListEntry::Header(section_1) => {
3467//                 if let ListEntry::Header(section_2) = other {
3468//                     return section_1 == section_2;
3469//                 }
3470//             }
3471//             ListEntry::CallParticipant { user: user_1, .. } => {
3472//                 if let ListEntry::CallParticipant { user: user_2, .. } = other {
3473//                     return user_1.id == user_2.id;
3474//                 }
3475//             }
3476//             ListEntry::ParticipantProject {
3477//                 project_id: project_id_1,
3478//                 ..
3479//             } => {
3480//                 if let ListEntry::ParticipantProject {
3481//                     project_id: project_id_2,
3482//                     ..
3483//                 } = other
3484//                 {
3485//                     return project_id_1 == project_id_2;
3486//                 }
3487//             }
3488//             ListEntry::ParticipantScreen {
3489//                 peer_id: peer_id_1, ..
3490//             } => {
3491//                 if let ListEntry::ParticipantScreen {
3492//                     peer_id: peer_id_2, ..
3493//                 } = other
3494//                 {
3495//                     return peer_id_1 == peer_id_2;
3496//                 }
3497//             }
3498//             ListEntry::Channel {
3499//                 channel: channel_1, ..
3500//             } => {
3501//                 if let ListEntry::Channel {
3502//                     channel: channel_2, ..
3503//                 } = other
3504//                 {
3505//                     return channel_1.id == channel_2.id;
3506//                 }
3507//             }
3508//             ListEntry::ChannelNotes { channel_id } => {
3509//                 if let ListEntry::ChannelNotes {
3510//                     channel_id: other_id,
3511//                 } = other
3512//                 {
3513//                     return channel_id == other_id;
3514//                 }
3515//             }
3516//             ListEntry::ChannelChat { channel_id } => {
3517//                 if let ListEntry::ChannelChat {
3518//                     channel_id: other_id,
3519//                 } = other
3520//                 {
3521//                     return channel_id == other_id;
3522//                 }
3523//             }
3524//             ListEntry::ChannelInvite(channel_1) => {
3525//                 if let ListEntry::ChannelInvite(channel_2) = other {
3526//                     return channel_1.id == channel_2.id;
3527//                 }
3528//             }
3529//             ListEntry::IncomingRequest(user_1) => {
3530//                 if let ListEntry::IncomingRequest(user_2) = other {
3531//                     return user_1.id == user_2.id;
3532//                 }
3533//             }
3534//             ListEntry::OutgoingRequest(user_1) => {
3535//                 if let ListEntry::OutgoingRequest(user_2) = other {
3536//                     return user_1.id == user_2.id;
3537//                 }
3538//             }
3539//             ListEntry::Contact {
3540//                 contact: contact_1, ..
3541//             } => {
3542//                 if let ListEntry::Contact {
3543//                     contact: contact_2, ..
3544//                 } = other
3545//                 {
3546//                     return contact_1.user.id == contact_2.user.id;
3547//                 }
3548//             }
3549//             ListEntry::ChannelEditor { depth } => {
3550//                 if let ListEntry::ChannelEditor { depth: other_depth } = other {
3551//                     return depth == other_depth;
3552//                 }
3553//             }
3554//             ListEntry::ContactPlaceholder => {
3555//                 if let ListEntry::ContactPlaceholder = other {
3556//                     return true;
3557//                 }
3558//             }
3559//         }
3560//         false
3561//     }
3562// }
3563
3564// fn render_icon_button(style: &IconButton, svg_path: &'static str) -> impl Element<CollabPanel> {
3565//     Svg::new(svg_path)
3566//         .with_color(style.color)
3567//         .constrained()
3568//         .with_width(style.icon_width)
3569//         .aligned()
3570//         .constrained()
3571//         .with_width(style.button_width)
3572//         .with_height(style.button_width)
3573//         .contained()
3574//         .with_style(style.container)
3575// }