1use std::any::Any;
   2use std::collections::BTreeSet;
   3use std::path::PathBuf;
   4use std::sync::Arc;
   5
   6use editor::Editor;
   7use file_finder::OpenPathDelegate;
   8use futures::FutureExt;
   9use futures::channel::oneshot;
  10use futures::future::Shared;
  11use gpui::ClipboardItem;
  12use gpui::Task;
  13use gpui::WeakEntity;
  14use gpui::canvas;
  15use gpui::{
  16    AnyElement, App, Context, DismissEvent, Entity, EventEmitter, FocusHandle, Focusable,
  17    PromptLevel, ScrollHandle, Window,
  18};
  19use picker::Picker;
  20use project::Project;
  21use remote::SshConnectionOptions;
  22use remote::SshRemoteClient;
  23use remote::ssh_session::ConnectionIdentifier;
  24use settings::Settings;
  25use settings::update_settings_file;
  26use ui::Navigable;
  27use ui::NavigableEntry;
  28use ui::{
  29    IconButtonShape, List, ListItem, ListSeparator, Modal, ModalHeader, Scrollbar, ScrollbarState,
  30    Section, Tooltip, prelude::*,
  31};
  32use util::ResultExt;
  33use workspace::OpenOptions;
  34use workspace::Toast;
  35use workspace::notifications::NotificationId;
  36use workspace::{
  37    ModalView, Workspace, notifications::DetachAndPromptErr,
  38    open_ssh_project_with_existing_connection,
  39};
  40
  41use crate::OpenRemote;
  42use crate::ssh_connections::RemoteSettingsContent;
  43use crate::ssh_connections::SshConnection;
  44use crate::ssh_connections::SshConnectionHeader;
  45use crate::ssh_connections::SshConnectionModal;
  46use crate::ssh_connections::SshProject;
  47use crate::ssh_connections::SshPrompt;
  48use crate::ssh_connections::SshSettings;
  49use crate::ssh_connections::connect_over_ssh;
  50use crate::ssh_connections::open_ssh_project;
  51
  52mod navigation_base {}
  53pub struct RemoteServerProjects {
  54    mode: Mode,
  55    focus_handle: FocusHandle,
  56    workspace: WeakEntity<Workspace>,
  57    retained_connections: Vec<Entity<SshRemoteClient>>,
  58}
  59
  60struct CreateRemoteServer {
  61    address_editor: Entity<Editor>,
  62    address_error: Option<SharedString>,
  63    ssh_prompt: Option<Entity<SshPrompt>>,
  64    _creating: Option<Task<Option<()>>>,
  65}
  66
  67impl CreateRemoteServer {
  68    fn new(window: &mut Window, cx: &mut App) -> Self {
  69        let address_editor = cx.new(|cx| Editor::single_line(window, cx));
  70        address_editor.update(cx, |this, cx| {
  71            this.focus_handle(cx).focus(window);
  72        });
  73        Self {
  74            address_editor,
  75            address_error: None,
  76            ssh_prompt: None,
  77            _creating: None,
  78        }
  79    }
  80}
  81
  82struct ProjectPicker {
  83    connection_string: SharedString,
  84    nickname: Option<SharedString>,
  85    picker: Entity<Picker<OpenPathDelegate>>,
  86    _path_task: Shared<Task<Option<()>>>,
  87}
  88
  89struct EditNicknameState {
  90    index: usize,
  91    editor: Entity<Editor>,
  92}
  93
  94impl EditNicknameState {
  95    fn new(index: usize, window: &mut Window, cx: &mut App) -> Self {
  96        let this = Self {
  97            index,
  98            editor: cx.new(|cx| Editor::single_line(window, cx)),
  99        };
 100        let starting_text = SshSettings::get_global(cx)
 101            .ssh_connections()
 102            .nth(index)
 103            .and_then(|state| state.nickname.clone())
 104            .filter(|text| !text.is_empty());
 105        this.editor.update(cx, |this, cx| {
 106            this.set_placeholder_text("Add a nickname for this server", cx);
 107            if let Some(starting_text) = starting_text {
 108                this.set_text(starting_text, window, cx);
 109            }
 110        });
 111        this.editor.focus_handle(cx).focus(window);
 112        this
 113    }
 114}
 115
 116impl Focusable for ProjectPicker {
 117    fn focus_handle(&self, cx: &App) -> FocusHandle {
 118        self.picker.focus_handle(cx)
 119    }
 120}
 121
 122impl ProjectPicker {
 123    fn new(
 124        ix: usize,
 125        connection: SshConnectionOptions,
 126        project: Entity<Project>,
 127        workspace: WeakEntity<Workspace>,
 128        window: &mut Window,
 129        cx: &mut Context<RemoteServerProjects>,
 130    ) -> Entity<Self> {
 131        let (tx, rx) = oneshot::channel();
 132        let lister = project::DirectoryLister::Project(project.clone());
 133        let query = lister.default_query(cx);
 134        let delegate = file_finder::OpenPathDelegate::new(tx, lister);
 135
 136        let picker = cx.new(|cx| {
 137            let picker = Picker::uniform_list(delegate, window, cx)
 138                .width(rems(34.))
 139                .modal(false);
 140            picker.set_query(query, window, cx);
 141            picker
 142        });
 143        let connection_string = connection.connection_string().into();
 144        let nickname = connection.nickname.clone().map(|nick| nick.into());
 145        let _path_task = cx
 146            .spawn_in(window, {
 147                let workspace = workspace.clone();
 148                async move |this, cx| {
 149                    let Ok(Some(paths)) = rx.await else {
 150                        workspace
 151                            .update_in(cx, |workspace, window, cx| {
 152                                let weak = cx.entity().downgrade();
 153                                workspace.toggle_modal(window, cx, |window, cx| {
 154                                    RemoteServerProjects::new(window, cx, weak)
 155                                });
 156                            })
 157                            .log_err()?;
 158                        return None;
 159                    };
 160
 161                    let app_state = workspace
 162                        .update(cx, |workspace, _| workspace.app_state().clone())
 163                        .ok()?;
 164
 165                    cx.update(|_, cx| {
 166                        let fs = app_state.fs.clone();
 167                        update_settings_file::<SshSettings>(fs, cx, {
 168                            let paths = paths
 169                                .iter()
 170                                .map(|path| path.to_string_lossy().to_string())
 171                                .collect();
 172                            move |setting, _| {
 173                                if let Some(server) = setting
 174                                    .ssh_connections
 175                                    .as_mut()
 176                                    .and_then(|connections| connections.get_mut(ix))
 177                                {
 178                                    server.projects.insert(SshProject { paths });
 179                                }
 180                            }
 181                        });
 182                    })
 183                    .log_err();
 184
 185                    let options = cx
 186                        .update(|_, cx| (app_state.build_window_options)(None, cx))
 187                        .log_err()?;
 188                    let window = cx
 189                        .open_window(options, |window, cx| {
 190                            cx.new(|cx| {
 191                                telemetry::event!("SSH Project Created");
 192                                Workspace::new(None, project.clone(), app_state.clone(), window, cx)
 193                            })
 194                        })
 195                        .log_err()?;
 196
 197                    open_ssh_project_with_existing_connection(
 198                        connection, project, paths, app_state, window, cx,
 199                    )
 200                    .await
 201                    .log_err();
 202
 203                    this.update(cx, |_, cx| {
 204                        cx.emit(DismissEvent);
 205                    })
 206                    .ok();
 207                    Some(())
 208                }
 209            })
 210            .shared();
 211        cx.new(|_| Self {
 212            _path_task,
 213            picker,
 214            connection_string,
 215            nickname,
 216        })
 217    }
 218}
 219
 220impl gpui::Render for ProjectPicker {
 221    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
 222        v_flex()
 223            .child(
 224                SshConnectionHeader {
 225                    connection_string: self.connection_string.clone(),
 226                    paths: Default::default(),
 227                    nickname: self.nickname.clone(),
 228                }
 229                .render(window, cx),
 230            )
 231            .child(
 232                div()
 233                    .border_t_1()
 234                    .border_color(cx.theme().colors().border_variant)
 235                    .child(self.picker.clone()),
 236            )
 237    }
 238}
 239
 240#[derive(Clone)]
 241struct ProjectEntry {
 242    open_folder: NavigableEntry,
 243    projects: Vec<(NavigableEntry, SshProject)>,
 244    configure: NavigableEntry,
 245    connection: SshConnection,
 246}
 247
 248#[derive(Clone)]
 249struct DefaultState {
 250    scrollbar: ScrollbarState,
 251    add_new_server: NavigableEntry,
 252    servers: Vec<ProjectEntry>,
 253}
 254impl DefaultState {
 255    fn new(cx: &mut App) -> Self {
 256        let handle = ScrollHandle::new();
 257        let scrollbar = ScrollbarState::new(handle.clone());
 258        let add_new_server = NavigableEntry::new(&handle, cx);
 259        let servers = SshSettings::get_global(cx)
 260            .ssh_connections()
 261            .map(|connection| {
 262                let open_folder = NavigableEntry::new(&handle, cx);
 263                let configure = NavigableEntry::new(&handle, cx);
 264                let projects = connection
 265                    .projects
 266                    .iter()
 267                    .map(|project| (NavigableEntry::new(&handle, cx), project.clone()))
 268                    .collect();
 269                ProjectEntry {
 270                    open_folder,
 271                    configure,
 272                    projects,
 273                    connection,
 274                }
 275            })
 276            .collect();
 277        Self {
 278            scrollbar,
 279            add_new_server,
 280            servers,
 281        }
 282    }
 283}
 284
 285#[derive(Clone)]
 286struct ViewServerOptionsState {
 287    server_index: usize,
 288    connection: SshConnection,
 289    entries: [NavigableEntry; 4],
 290}
 291enum Mode {
 292    Default(DefaultState),
 293    ViewServerOptions(ViewServerOptionsState),
 294    EditNickname(EditNicknameState),
 295    ProjectPicker(Entity<ProjectPicker>),
 296    CreateRemoteServer(CreateRemoteServer),
 297}
 298
 299impl Mode {
 300    fn default_mode(cx: &mut App) -> Self {
 301        Self::Default(DefaultState::new(cx))
 302    }
 303}
 304impl RemoteServerProjects {
 305    pub fn register(
 306        workspace: &mut Workspace,
 307        _window: Option<&mut Window>,
 308        _: &mut Context<Workspace>,
 309    ) {
 310        workspace.register_action(|workspace, _: &OpenRemote, window, cx| {
 311            let handle = cx.entity().downgrade();
 312            workspace.toggle_modal(window, cx, |window, cx| Self::new(window, cx, handle))
 313        });
 314    }
 315
 316    pub fn open(workspace: Entity<Workspace>, window: &mut Window, cx: &mut App) {
 317        workspace.update(cx, |workspace, cx| {
 318            let handle = cx.entity().downgrade();
 319            workspace.toggle_modal(window, cx, |window, cx| Self::new(window, cx, handle))
 320        })
 321    }
 322
 323    pub fn new(
 324        window: &mut Window,
 325        cx: &mut Context<Self>,
 326        workspace: WeakEntity<Workspace>,
 327    ) -> Self {
 328        let focus_handle = cx.focus_handle();
 329
 330        let mut base_style = window.text_style();
 331        base_style.refine(&gpui::TextStyleRefinement {
 332            color: Some(cx.theme().colors().editor_foreground),
 333            ..Default::default()
 334        });
 335
 336        Self {
 337            mode: Mode::default_mode(cx),
 338            focus_handle,
 339            workspace,
 340            retained_connections: Vec::new(),
 341        }
 342    }
 343
 344    pub fn project_picker(
 345        ix: usize,
 346        connection_options: remote::SshConnectionOptions,
 347        project: Entity<Project>,
 348        window: &mut Window,
 349        cx: &mut Context<Self>,
 350        workspace: WeakEntity<Workspace>,
 351    ) -> Self {
 352        let mut this = Self::new(window, cx, workspace.clone());
 353        this.mode = Mode::ProjectPicker(ProjectPicker::new(
 354            ix,
 355            connection_options,
 356            project,
 357            workspace,
 358            window,
 359            cx,
 360        ));
 361        cx.notify();
 362
 363        this
 364    }
 365
 366    fn create_ssh_server(
 367        &mut self,
 368        editor: Entity<Editor>,
 369        window: &mut Window,
 370        cx: &mut Context<Self>,
 371    ) {
 372        let input = get_text(&editor, cx);
 373        if input.is_empty() {
 374            return;
 375        }
 376
 377        let connection_options = match SshConnectionOptions::parse_command_line(&input) {
 378            Ok(c) => c,
 379            Err(e) => {
 380                self.mode = Mode::CreateRemoteServer(CreateRemoteServer {
 381                    address_editor: editor,
 382                    address_error: Some(format!("could not parse: {:?}", e).into()),
 383                    ssh_prompt: None,
 384                    _creating: None,
 385                });
 386                return;
 387            }
 388        };
 389        let ssh_prompt = cx.new(|cx| SshPrompt::new(&connection_options, window, cx));
 390
 391        let connection = connect_over_ssh(
 392            ConnectionIdentifier::setup(),
 393            connection_options.clone(),
 394            ssh_prompt.clone(),
 395            window,
 396            cx,
 397        )
 398        .prompt_err("Failed to connect", window, cx, |_, _, _| None);
 399
 400        let address_editor = editor.clone();
 401        let creating = cx.spawn(async move |this, cx| {
 402            match connection.await {
 403                Some(Some(client)) => this
 404                    .update(cx, |this, cx| {
 405                        telemetry::event!("SSH Server Created");
 406                        this.retained_connections.push(client);
 407                        this.add_ssh_server(connection_options, cx);
 408                        this.mode = Mode::default_mode(cx);
 409                        cx.notify()
 410                    })
 411                    .log_err(),
 412                _ => this
 413                    .update(cx, |this, cx| {
 414                        address_editor.update(cx, |this, _| {
 415                            this.set_read_only(false);
 416                        });
 417                        this.mode = Mode::CreateRemoteServer(CreateRemoteServer {
 418                            address_editor,
 419                            address_error: None,
 420                            ssh_prompt: None,
 421                            _creating: None,
 422                        });
 423                        cx.notify()
 424                    })
 425                    .log_err(),
 426            };
 427            None
 428        });
 429
 430        editor.update(cx, |this, _| {
 431            this.set_read_only(true);
 432        });
 433        self.mode = Mode::CreateRemoteServer(CreateRemoteServer {
 434            address_editor: editor,
 435            address_error: None,
 436            ssh_prompt: Some(ssh_prompt.clone()),
 437            _creating: Some(creating),
 438        });
 439    }
 440
 441    fn view_server_options(
 442        &mut self,
 443        (server_index, connection): (usize, SshConnection),
 444        window: &mut Window,
 445        cx: &mut Context<Self>,
 446    ) {
 447        self.mode = Mode::ViewServerOptions(ViewServerOptionsState {
 448            server_index,
 449            connection,
 450            entries: std::array::from_fn(|_| NavigableEntry::focusable(cx)),
 451        });
 452        self.focus_handle(cx).focus(window);
 453        cx.notify();
 454    }
 455
 456    fn create_ssh_project(
 457        &mut self,
 458        ix: usize,
 459        ssh_connection: SshConnection,
 460        window: &mut Window,
 461        cx: &mut Context<Self>,
 462    ) {
 463        let Some(workspace) = self.workspace.upgrade() else {
 464            return;
 465        };
 466
 467        let connection_options = ssh_connection.into();
 468        workspace.update(cx, |_, cx| {
 469            cx.defer_in(window, move |workspace, window, cx| {
 470                workspace.toggle_modal(window, cx, |window, cx| {
 471                    SshConnectionModal::new(&connection_options, Vec::new(), window, cx)
 472                });
 473                let prompt = workspace
 474                    .active_modal::<SshConnectionModal>(cx)
 475                    .unwrap()
 476                    .read(cx)
 477                    .prompt
 478                    .clone();
 479
 480                let connect = connect_over_ssh(
 481                    ConnectionIdentifier::setup(),
 482                    connection_options.clone(),
 483                    prompt,
 484                    window,
 485                    cx,
 486                )
 487                .prompt_err("Failed to connect", window, cx, |_, _, _| None);
 488
 489                cx.spawn_in(window, async move |workspace, cx| {
 490                    let session = connect.await;
 491
 492                    workspace
 493                        .update(cx, |workspace, cx| {
 494                            if let Some(prompt) = workspace.active_modal::<SshConnectionModal>(cx) {
 495                                prompt.update(cx, |prompt, cx| prompt.finished(cx))
 496                            }
 497                        })
 498                        .ok();
 499
 500                    let Some(Some(session)) = session else {
 501                        workspace
 502                            .update_in(cx, |workspace, window, cx| {
 503                                let weak = cx.entity().downgrade();
 504                                workspace.toggle_modal(window, cx, |window, cx| {
 505                                    RemoteServerProjects::new(window, cx, weak)
 506                                });
 507                            })
 508                            .log_err();
 509                        return;
 510                    };
 511
 512                    workspace
 513                        .update_in(cx, |workspace, window, cx| {
 514                            let app_state = workspace.app_state().clone();
 515                            let weak = cx.entity().downgrade();
 516                            let project = project::Project::ssh(
 517                                session,
 518                                app_state.client.clone(),
 519                                app_state.node_runtime.clone(),
 520                                app_state.user_store.clone(),
 521                                app_state.languages.clone(),
 522                                app_state.fs.clone(),
 523                                cx,
 524                            );
 525                            workspace.toggle_modal(window, cx, |window, cx| {
 526                                RemoteServerProjects::project_picker(
 527                                    ix,
 528                                    connection_options,
 529                                    project,
 530                                    window,
 531                                    cx,
 532                                    weak,
 533                                )
 534                            });
 535                        })
 536                        .ok();
 537                })
 538                .detach()
 539            })
 540        })
 541    }
 542
 543    fn confirm(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 544        match &self.mode {
 545            Mode::Default(_) | Mode::ViewServerOptions(_) => {}
 546            Mode::ProjectPicker(_) => {}
 547            Mode::CreateRemoteServer(state) => {
 548                if let Some(prompt) = state.ssh_prompt.as_ref() {
 549                    prompt.update(cx, |prompt, cx| {
 550                        prompt.confirm(window, cx);
 551                    });
 552                    return;
 553                }
 554
 555                self.create_ssh_server(state.address_editor.clone(), window, cx);
 556            }
 557            Mode::EditNickname(state) => {
 558                let text = Some(state.editor.read(cx).text(cx)).filter(|text| !text.is_empty());
 559                let index = state.index;
 560                self.update_settings_file(cx, move |setting, _| {
 561                    if let Some(connections) = setting.ssh_connections.as_mut() {
 562                        if let Some(connection) = connections.get_mut(index) {
 563                            connection.nickname = text;
 564                        }
 565                    }
 566                });
 567                self.mode = Mode::default_mode(cx);
 568                self.focus_handle.focus(window);
 569            }
 570        }
 571    }
 572
 573    fn cancel(&mut self, _: &menu::Cancel, window: &mut Window, cx: &mut Context<Self>) {
 574        match &self.mode {
 575            Mode::Default(_) => cx.emit(DismissEvent),
 576            Mode::CreateRemoteServer(state) if state.ssh_prompt.is_some() => {
 577                let new_state = CreateRemoteServer::new(window, cx);
 578                let old_prompt = state.address_editor.read(cx).text(cx);
 579                new_state.address_editor.update(cx, |this, cx| {
 580                    this.set_text(old_prompt, window, cx);
 581                });
 582
 583                self.mode = Mode::CreateRemoteServer(new_state);
 584                cx.notify();
 585            }
 586            _ => {
 587                self.mode = Mode::default_mode(cx);
 588                self.focus_handle(cx).focus(window);
 589                cx.notify();
 590            }
 591        }
 592    }
 593
 594    fn render_ssh_connection(
 595        &mut self,
 596        ix: usize,
 597        ssh_server: ProjectEntry,
 598        window: &mut Window,
 599        cx: &mut Context<Self>,
 600    ) -> impl IntoElement {
 601        let (main_label, aux_label) = if let Some(nickname) = ssh_server.connection.nickname.clone()
 602        {
 603            let aux_label = SharedString::from(format!("({})", ssh_server.connection.host));
 604            (nickname.into(), Some(aux_label))
 605        } else {
 606            (ssh_server.connection.host.clone(), None)
 607        };
 608        v_flex()
 609            .w_full()
 610            .child(ListSeparator)
 611            .child(
 612                h_flex()
 613                    .group("ssh-server")
 614                    .w_full()
 615                    .pt_0p5()
 616                    .px_3()
 617                    .gap_1()
 618                    .overflow_hidden()
 619                    .child(
 620                        div().max_w_96().overflow_hidden().text_ellipsis().child(
 621                            Label::new(main_label)
 622                                .size(LabelSize::Small)
 623                                .color(Color::Muted),
 624                        ),
 625                    )
 626                    .children(
 627                        aux_label.map(|label| {
 628                            Label::new(label).size(LabelSize::Small).color(Color::Muted)
 629                        }),
 630                    ),
 631            )
 632            .child(
 633                List::new()
 634                    .empty_message("No projects.")
 635                    .children(ssh_server.projects.iter().enumerate().map(|(pix, p)| {
 636                        v_flex().gap_0p5().child(self.render_ssh_project(
 637                            ix,
 638                            &ssh_server,
 639                            pix,
 640                            p,
 641                            window,
 642                            cx,
 643                        ))
 644                    }))
 645                    .child(
 646                        h_flex()
 647                            .id(("new-remote-project-container", ix))
 648                            .track_focus(&ssh_server.open_folder.focus_handle)
 649                            .anchor_scroll(ssh_server.open_folder.scroll_anchor.clone())
 650                            .on_action(cx.listener({
 651                                let ssh_connection = ssh_server.clone();
 652                                move |this, _: &menu::Confirm, window, cx| {
 653                                    this.create_ssh_project(
 654                                        ix,
 655                                        ssh_connection.connection.clone(),
 656                                        window,
 657                                        cx,
 658                                    );
 659                                }
 660                            }))
 661                            .child(
 662                                ListItem::new(("new-remote-project", ix))
 663                                    .toggle_state(
 664                                        ssh_server
 665                                            .open_folder
 666                                            .focus_handle
 667                                            .contains_focused(window, cx),
 668                                    )
 669                                    .inset(true)
 670                                    .spacing(ui::ListItemSpacing::Sparse)
 671                                    .start_slot(Icon::new(IconName::Plus).color(Color::Muted))
 672                                    .child(Label::new("Open Folder"))
 673                                    .on_click(cx.listener({
 674                                        let ssh_connection = ssh_server.clone();
 675                                        move |this, _, window, cx| {
 676                                            this.create_ssh_project(
 677                                                ix,
 678                                                ssh_connection.connection.clone(),
 679                                                window,
 680                                                cx,
 681                                            );
 682                                        }
 683                                    })),
 684                            ),
 685                    )
 686                    .child(
 687                        h_flex()
 688                            .id(("server-options-container", ix))
 689                            .track_focus(&ssh_server.configure.focus_handle)
 690                            .anchor_scroll(ssh_server.configure.scroll_anchor.clone())
 691                            .on_action(cx.listener({
 692                                let ssh_connection = ssh_server.clone();
 693                                move |this, _: &menu::Confirm, window, cx| {
 694                                    this.view_server_options(
 695                                        (ix, ssh_connection.connection.clone()),
 696                                        window,
 697                                        cx,
 698                                    );
 699                                }
 700                            }))
 701                            .child(
 702                                ListItem::new(("server-options", ix))
 703                                    .toggle_state(
 704                                        ssh_server
 705                                            .configure
 706                                            .focus_handle
 707                                            .contains_focused(window, cx),
 708                                    )
 709                                    .inset(true)
 710                                    .spacing(ui::ListItemSpacing::Sparse)
 711                                    .start_slot(Icon::new(IconName::Settings).color(Color::Muted))
 712                                    .child(Label::new("View Server Options"))
 713                                    .on_click(cx.listener({
 714                                        let ssh_connection = ssh_server.clone();
 715                                        move |this, _, window, cx| {
 716                                            this.view_server_options(
 717                                                (ix, ssh_connection.connection.clone()),
 718                                                window,
 719                                                cx,
 720                                            );
 721                                        }
 722                                    })),
 723                            ),
 724                    ),
 725            )
 726    }
 727
 728    fn render_ssh_project(
 729        &mut self,
 730        server_ix: usize,
 731        server: &ProjectEntry,
 732        ix: usize,
 733        (navigation, project): &(NavigableEntry, SshProject),
 734        window: &mut Window,
 735        cx: &mut Context<Self>,
 736    ) -> impl IntoElement {
 737        let server = server.clone();
 738        let element_id_base = SharedString::from(format!("remote-project-{server_ix}"));
 739        let container_element_id_base =
 740            SharedString::from(format!("remote-project-container-{element_id_base}"));
 741
 742        let callback = Arc::new({
 743            let project = project.clone();
 744            move |this: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
 745                let Some(app_state) = this
 746                    .workspace
 747                    .update(cx, |workspace, _| workspace.app_state().clone())
 748                    .log_err()
 749                else {
 750                    return;
 751                };
 752                let project = project.clone();
 753                let server = server.connection.clone();
 754                cx.emit(DismissEvent);
 755                cx.spawn_in(window, async move |_, cx| {
 756                    let result = open_ssh_project(
 757                        server.into(),
 758                        project.paths.into_iter().map(PathBuf::from).collect(),
 759                        app_state,
 760                        OpenOptions::default(),
 761                        cx,
 762                    )
 763                    .await;
 764                    if let Err(e) = result {
 765                        log::error!("Failed to connect: {:?}", e);
 766                        cx.prompt(
 767                            gpui::PromptLevel::Critical,
 768                            "Failed to connect",
 769                            Some(&e.to_string()),
 770                            &["Ok"],
 771                        )
 772                        .await
 773                        .ok();
 774                    }
 775                })
 776                .detach();
 777            }
 778        });
 779
 780        div()
 781            .id((container_element_id_base, ix))
 782            .track_focus(&navigation.focus_handle)
 783            .anchor_scroll(navigation.scroll_anchor.clone())
 784            .on_action(cx.listener({
 785                let callback = callback.clone();
 786                move |this, _: &menu::Confirm, window, cx| {
 787                    callback(this, window, cx);
 788                }
 789            }))
 790            .child(
 791                ListItem::new((element_id_base, ix))
 792                    .toggle_state(navigation.focus_handle.contains_focused(window, cx))
 793                    .inset(true)
 794                    .spacing(ui::ListItemSpacing::Sparse)
 795                    .start_slot(
 796                        Icon::new(IconName::Folder)
 797                            .color(Color::Muted)
 798                            .size(IconSize::Small),
 799                    )
 800                    .child(Label::new(project.paths.join(", ")))
 801                    .on_click(cx.listener(move |this, _, window, cx| callback(this, window, cx)))
 802                    .end_hover_slot::<AnyElement>(Some(
 803                        div()
 804                            .mr_2()
 805                            .child({
 806                                let project = project.clone();
 807                                // Right-margin to offset it from the Scrollbar
 808                                IconButton::new("remove-remote-project", IconName::TrashAlt)
 809                                    .icon_size(IconSize::Small)
 810                                    .shape(IconButtonShape::Square)
 811                                    .size(ButtonSize::Large)
 812                                    .tooltip(Tooltip::text("Delete Remote Project"))
 813                                    .on_click(cx.listener(move |this, _, _, cx| {
 814                                        this.delete_ssh_project(server_ix, &project, cx)
 815                                    }))
 816                            })
 817                            .into_any_element(),
 818                    )),
 819            )
 820    }
 821
 822    fn update_settings_file(
 823        &mut self,
 824        cx: &mut Context<Self>,
 825        f: impl FnOnce(&mut RemoteSettingsContent, &App) + Send + Sync + 'static,
 826    ) {
 827        let Some(fs) = self
 828            .workspace
 829            .update(cx, |workspace, _| workspace.app_state().fs.clone())
 830            .log_err()
 831        else {
 832            return;
 833        };
 834        update_settings_file::<SshSettings>(fs, cx, move |setting, cx| f(setting, cx));
 835    }
 836
 837    fn delete_ssh_server(&mut self, server: usize, cx: &mut Context<Self>) {
 838        self.update_settings_file(cx, move |setting, _| {
 839            if let Some(connections) = setting.ssh_connections.as_mut() {
 840                connections.remove(server);
 841            }
 842        });
 843    }
 844
 845    fn delete_ssh_project(&mut self, server: usize, project: &SshProject, cx: &mut Context<Self>) {
 846        let project = project.clone();
 847        self.update_settings_file(cx, move |setting, _| {
 848            if let Some(server) = setting
 849                .ssh_connections
 850                .as_mut()
 851                .and_then(|connections| connections.get_mut(server))
 852            {
 853                server.projects.remove(&project);
 854            }
 855        });
 856    }
 857
 858    fn add_ssh_server(
 859        &mut self,
 860        connection_options: remote::SshConnectionOptions,
 861        cx: &mut Context<Self>,
 862    ) {
 863        self.update_settings_file(cx, move |setting, _| {
 864            setting
 865                .ssh_connections
 866                .get_or_insert(Default::default())
 867                .push(SshConnection {
 868                    host: SharedString::from(connection_options.host),
 869                    username: connection_options.username,
 870                    port: connection_options.port,
 871                    projects: BTreeSet::<SshProject>::new(),
 872                    nickname: None,
 873                    args: connection_options.args.unwrap_or_default(),
 874                    upload_binary_over_ssh: None,
 875                    port_forwards: connection_options.port_forwards,
 876                })
 877        });
 878    }
 879
 880    fn render_create_remote_server(
 881        &self,
 882        state: &CreateRemoteServer,
 883        cx: &mut Context<Self>,
 884    ) -> impl IntoElement {
 885        let ssh_prompt = state.ssh_prompt.clone();
 886
 887        state.address_editor.update(cx, |editor, cx| {
 888            if editor.text(cx).is_empty() {
 889                editor.set_placeholder_text("ssh user@example -p 2222", cx);
 890            }
 891        });
 892
 893        let theme = cx.theme();
 894
 895        v_flex()
 896            .track_focus(&self.focus_handle(cx))
 897            .id("create-remote-server")
 898            .overflow_hidden()
 899            .size_full()
 900            .flex_1()
 901            .child(
 902                div()
 903                    .p_2()
 904                    .border_b_1()
 905                    .border_color(theme.colors().border_variant)
 906                    .child(state.address_editor.clone()),
 907            )
 908            .child(
 909                h_flex()
 910                    .bg(theme.colors().editor_background)
 911                    .rounded_b_sm()
 912                    .w_full()
 913                    .map(|this| {
 914                        if let Some(ssh_prompt) = ssh_prompt {
 915                            this.child(h_flex().w_full().child(ssh_prompt))
 916                        } else if let Some(address_error) = &state.address_error {
 917                            this.child(
 918                                h_flex().p_2().w_full().gap_2().child(
 919                                    Label::new(address_error.clone())
 920                                        .size(LabelSize::Small)
 921                                        .color(Color::Error),
 922                                ),
 923                            )
 924                        } else {
 925                            this.child(
 926                                h_flex()
 927                                    .p_2()
 928                                    .w_full()
 929                                    .gap_1()
 930                                    .child(
 931                                        Label::new(
 932                                            "Enter the command you use to SSH into this server.",
 933                                        )
 934                                        .color(Color::Muted)
 935                                        .size(LabelSize::Small),
 936                                    )
 937                                    .child(
 938                                        Button::new("learn-more", "Learn more…")
 939                                            .label_size(LabelSize::Small)
 940                                            .size(ButtonSize::None)
 941                                            .color(Color::Accent)
 942                                            .style(ButtonStyle::Transparent)
 943                                            .on_click(|_, _, cx| {
 944                                                cx.open_url(
 945                                                    "https://zed.dev/docs/remote-development",
 946                                                );
 947                                            }),
 948                                    ),
 949                            )
 950                        }
 951                    }),
 952            )
 953    }
 954
 955    fn render_view_options(
 956        &mut self,
 957        ViewServerOptionsState {
 958            server_index,
 959            connection,
 960            entries,
 961        }: ViewServerOptionsState,
 962        window: &mut Window,
 963        cx: &mut Context<Self>,
 964    ) -> impl IntoElement {
 965        let connection_string = connection.host.clone();
 966
 967        let mut view = Navigable::new(
 968            div()
 969                .track_focus(&self.focus_handle(cx))
 970                .size_full()
 971                .child(
 972                    SshConnectionHeader {
 973                        connection_string: connection_string.clone(),
 974                        paths: Default::default(),
 975                        nickname: connection.nickname.clone().map(|s| s.into()),
 976                    }
 977                    .render(window, cx),
 978                )
 979                .child(
 980                    v_flex()
 981                        .pb_1()
 982                        .child(ListSeparator)
 983                        .child({
 984                            let label = if connection.nickname.is_some() {
 985                                "Edit Nickname"
 986                            } else {
 987                                "Add Nickname to Server"
 988                            };
 989                            div()
 990                                .id("ssh-options-add-nickname")
 991                                .track_focus(&entries[0].focus_handle)
 992                                .on_action(cx.listener(
 993                                    move |this, _: &menu::Confirm, window, cx| {
 994                                        this.mode = Mode::EditNickname(EditNicknameState::new(
 995                                            server_index,
 996                                            window,
 997                                            cx,
 998                                        ));
 999                                        cx.notify();
1000                                    },
1001                                ))
1002                                .child(
1003                                    ListItem::new("add-nickname")
1004                                        .toggle_state(
1005                                            entries[0].focus_handle.contains_focused(window, cx),
1006                                        )
1007                                        .inset(true)
1008                                        .spacing(ui::ListItemSpacing::Sparse)
1009                                        .start_slot(Icon::new(IconName::Pencil).color(Color::Muted))
1010                                        .child(Label::new(label))
1011                                        .on_click(cx.listener(move |this, _, window, cx| {
1012                                            this.mode = Mode::EditNickname(EditNicknameState::new(
1013                                                server_index,
1014                                                window,
1015                                                cx,
1016                                            ));
1017                                            cx.notify();
1018                                        })),
1019                                )
1020                        })
1021                        .child({
1022                            let workspace = self.workspace.clone();
1023                            fn callback(
1024                                workspace: WeakEntity<Workspace>,
1025                                connection_string: SharedString,
1026                                cx: &mut App,
1027                            ) {
1028                                cx.write_to_clipboard(ClipboardItem::new_string(
1029                                    connection_string.to_string(),
1030                                ));
1031                                workspace
1032                                    .update(cx, |this, cx| {
1033                                        struct SshServerAddressCopiedToClipboard;
1034                                        let notification = format!(
1035                                            "Copied server address ({}) to clipboard",
1036                                            connection_string
1037                                        );
1038
1039                                        this.show_toast(
1040                                            Toast::new(
1041                                                NotificationId::composite::<
1042                                                    SshServerAddressCopiedToClipboard,
1043                                                >(
1044                                                    connection_string.clone()
1045                                                ),
1046                                                notification,
1047                                            )
1048                                            .autohide(),
1049                                            cx,
1050                                        );
1051                                    })
1052                                    .ok();
1053                            }
1054                            div()
1055                                .id("ssh-options-copy-server-address")
1056                                .track_focus(&entries[1].focus_handle)
1057                                .on_action({
1058                                    let connection_string = connection_string.clone();
1059                                    let workspace = self.workspace.clone();
1060                                    move |_: &menu::Confirm, _, cx| {
1061                                        callback(workspace.clone(), connection_string.clone(), cx);
1062                                    }
1063                                })
1064                                .child(
1065                                    ListItem::new("copy-server-address")
1066                                        .toggle_state(
1067                                            entries[1].focus_handle.contains_focused(window, cx),
1068                                        )
1069                                        .inset(true)
1070                                        .spacing(ui::ListItemSpacing::Sparse)
1071                                        .start_slot(Icon::new(IconName::Copy).color(Color::Muted))
1072                                        .child(Label::new("Copy Server Address"))
1073                                        .end_hover_slot(
1074                                            Label::new(connection_string.clone())
1075                                                .color(Color::Muted),
1076                                        )
1077                                        .on_click({
1078                                            let connection_string = connection_string.clone();
1079                                            move |_, _, cx| {
1080                                                callback(
1081                                                    workspace.clone(),
1082                                                    connection_string.clone(),
1083                                                    cx,
1084                                                );
1085                                            }
1086                                        }),
1087                                )
1088                        })
1089                        .child({
1090                            fn remove_ssh_server(
1091                                remote_servers: Entity<RemoteServerProjects>,
1092                                index: usize,
1093                                connection_string: SharedString,
1094                                window: &mut Window,
1095                                cx: &mut App,
1096                            ) {
1097                                let prompt_message =
1098                                    format!("Remove server `{}`?", connection_string);
1099
1100                                let confirmation = window.prompt(
1101                                    PromptLevel::Warning,
1102                                    &prompt_message,
1103                                    None,
1104                                    &["Yes, remove it", "No, keep it"],
1105                                    cx,
1106                                );
1107
1108                                cx.spawn(async move |cx| {
1109                                    if confirmation.await.ok() == Some(0) {
1110                                        remote_servers
1111                                            .update(cx, |this, cx| {
1112                                                this.delete_ssh_server(index, cx);
1113                                            })
1114                                            .ok();
1115                                        remote_servers
1116                                            .update(cx, |this, cx| {
1117                                                this.mode = Mode::default_mode(cx);
1118                                                cx.notify();
1119                                            })
1120                                            .ok();
1121                                    }
1122                                    anyhow::Ok(())
1123                                })
1124                                .detach_and_log_err(cx);
1125                            }
1126                            div()
1127                                .id("ssh-options-copy-server-address")
1128                                .track_focus(&entries[2].focus_handle)
1129                                .on_action(cx.listener({
1130                                    let connection_string = connection_string.clone();
1131                                    move |_, _: &menu::Confirm, window, cx| {
1132                                        remove_ssh_server(
1133                                            cx.entity().clone(),
1134                                            server_index,
1135                                            connection_string.clone(),
1136                                            window,
1137                                            cx,
1138                                        );
1139                                        cx.focus_self(window);
1140                                    }
1141                                }))
1142                                .child(
1143                                    ListItem::new("remove-server")
1144                                        .toggle_state(
1145                                            entries[2].focus_handle.contains_focused(window, cx),
1146                                        )
1147                                        .inset(true)
1148                                        .spacing(ui::ListItemSpacing::Sparse)
1149                                        .start_slot(Icon::new(IconName::Trash).color(Color::Error))
1150                                        .child(Label::new("Remove Server").color(Color::Error))
1151                                        .on_click(cx.listener(move |_, _, window, cx| {
1152                                            remove_ssh_server(
1153                                                cx.entity().clone(),
1154                                                server_index,
1155                                                connection_string.clone(),
1156                                                window,
1157                                                cx,
1158                                            );
1159                                            cx.focus_self(window);
1160                                        })),
1161                                )
1162                        })
1163                        .child(ListSeparator)
1164                        .child({
1165                            div()
1166                                .id("ssh-options-copy-server-address")
1167                                .track_focus(&entries[3].focus_handle)
1168                                .on_action(cx.listener(|this, _: &menu::Confirm, window, cx| {
1169                                    this.mode = Mode::default_mode(cx);
1170                                    cx.focus_self(window);
1171                                    cx.notify();
1172                                }))
1173                                .child(
1174                                    ListItem::new("go-back")
1175                                        .toggle_state(
1176                                            entries[3].focus_handle.contains_focused(window, cx),
1177                                        )
1178                                        .inset(true)
1179                                        .spacing(ui::ListItemSpacing::Sparse)
1180                                        .start_slot(
1181                                            Icon::new(IconName::ArrowLeft).color(Color::Muted),
1182                                        )
1183                                        .child(Label::new("Go Back"))
1184                                        .on_click(cx.listener(|this, _, window, cx| {
1185                                            this.mode = Mode::default_mode(cx);
1186                                            cx.focus_self(window);
1187                                            cx.notify()
1188                                        })),
1189                                )
1190                        }),
1191                )
1192                .into_any_element(),
1193        );
1194        for entry in entries {
1195            view = view.entry(entry);
1196        }
1197
1198        view.render(window, cx).into_any_element()
1199    }
1200
1201    fn render_edit_nickname(
1202        &self,
1203        state: &EditNicknameState,
1204        window: &mut Window,
1205        cx: &mut Context<Self>,
1206    ) -> impl IntoElement {
1207        let Some(connection) = SshSettings::get_global(cx)
1208            .ssh_connections()
1209            .nth(state.index)
1210        else {
1211            return v_flex()
1212                .id("ssh-edit-nickname")
1213                .track_focus(&self.focus_handle(cx));
1214        };
1215
1216        let connection_string = connection.host.clone();
1217        let nickname = connection.nickname.clone().map(|s| s.into());
1218
1219        v_flex()
1220            .id("ssh-edit-nickname")
1221            .track_focus(&self.focus_handle(cx))
1222            .child(
1223                SshConnectionHeader {
1224                    connection_string,
1225                    paths: Default::default(),
1226                    nickname,
1227                }
1228                .render(window, cx),
1229            )
1230            .child(
1231                h_flex()
1232                    .p_2()
1233                    .border_t_1()
1234                    .border_color(cx.theme().colors().border_variant)
1235                    .child(state.editor.clone()),
1236            )
1237    }
1238
1239    fn render_default(
1240        &mut self,
1241        mut state: DefaultState,
1242        window: &mut Window,
1243        cx: &mut Context<Self>,
1244    ) -> impl IntoElement {
1245        if SshSettings::get_global(cx)
1246            .ssh_connections
1247            .as_ref()
1248            .map_or(false, |connections| {
1249                state
1250                    .servers
1251                    .iter()
1252                    .map(|server| &server.connection)
1253                    .ne(connections.iter())
1254            })
1255        {
1256            self.mode = Mode::default_mode(cx);
1257            if let Mode::Default(new_state) = &self.mode {
1258                state = new_state.clone();
1259            }
1260        }
1261        let scroll_state = state.scrollbar.parent_entity(&cx.entity());
1262        let connect_button = div()
1263            .id("ssh-connect-new-server-container")
1264            .track_focus(&state.add_new_server.focus_handle)
1265            .anchor_scroll(state.add_new_server.scroll_anchor.clone())
1266            .child(
1267                ListItem::new("register-remove-server-button")
1268                    .toggle_state(
1269                        state
1270                            .add_new_server
1271                            .focus_handle
1272                            .contains_focused(window, cx),
1273                    )
1274                    .inset(true)
1275                    .spacing(ui::ListItemSpacing::Sparse)
1276                    .start_slot(Icon::new(IconName::Plus).color(Color::Muted))
1277                    .child(Label::new("Connect New Server"))
1278                    .on_click(cx.listener(|this, _, window, cx| {
1279                        let state = CreateRemoteServer::new(window, cx);
1280                        this.mode = Mode::CreateRemoteServer(state);
1281
1282                        cx.notify();
1283                    })),
1284            )
1285            .on_action(cx.listener(|this, _: &menu::Confirm, window, cx| {
1286                let state = CreateRemoteServer::new(window, cx);
1287                this.mode = Mode::CreateRemoteServer(state);
1288
1289                cx.notify();
1290            }));
1291
1292        let handle = &**scroll_state.scroll_handle() as &dyn Any;
1293        let Some(scroll_handle) = handle.downcast_ref::<ScrollHandle>() else {
1294            unreachable!()
1295        };
1296
1297        let mut modal_section = Navigable::new(
1298            v_flex()
1299                .track_focus(&self.focus_handle(cx))
1300                .id("ssh-server-list")
1301                .overflow_y_scroll()
1302                .track_scroll(&scroll_handle)
1303                .size_full()
1304                .child(connect_button)
1305                .child(
1306                    List::new()
1307                        .empty_message(
1308                            v_flex()
1309                                .child(
1310                                    div().px_3().child(
1311                                        Label::new("No remote servers registered yet.")
1312                                            .color(Color::Muted),
1313                                    ),
1314                                )
1315                                .into_any_element(),
1316                        )
1317                        .children(state.servers.iter().enumerate().map(|(ix, connection)| {
1318                            self.render_ssh_connection(ix, connection.clone(), window, cx)
1319                                .into_any_element()
1320                        })),
1321                )
1322                .into_any_element(),
1323        )
1324        .entry(state.add_new_server.clone());
1325
1326        for server in &state.servers {
1327            for (navigation_state, _) in &server.projects {
1328                modal_section = modal_section.entry(navigation_state.clone());
1329            }
1330            modal_section = modal_section
1331                .entry(server.open_folder.clone())
1332                .entry(server.configure.clone());
1333        }
1334        let mut modal_section = modal_section.render(window, cx).into_any_element();
1335
1336        Modal::new("remote-projects", None)
1337            .header(
1338                ModalHeader::new()
1339                    .child(Headline::new("Remote Projects").size(HeadlineSize::XSmall)),
1340            )
1341            .section(
1342                Section::new().padded(false).child(
1343                    v_flex()
1344                        .min_h(rems(20.))
1345                        .size_full()
1346                        .relative()
1347                        .child(ListSeparator)
1348                        .child(
1349                            canvas(
1350                                |bounds, window, cx| {
1351                                    modal_section.prepaint_as_root(
1352                                        bounds.origin,
1353                                        bounds.size.into(),
1354                                        window,
1355                                        cx,
1356                                    );
1357                                    modal_section
1358                                },
1359                                |_, mut modal_section, window, cx| {
1360                                    modal_section.paint(window, cx);
1361                                },
1362                            )
1363                            .size_full(),
1364                        )
1365                        .child(
1366                            div()
1367                                .occlude()
1368                                .h_full()
1369                                .absolute()
1370                                .top_1()
1371                                .bottom_1()
1372                                .right_1()
1373                                .w(px(8.))
1374                                .children(Scrollbar::vertical(scroll_state)),
1375                        ),
1376                ),
1377            )
1378            .into_any_element()
1379    }
1380}
1381
1382fn get_text(element: &Entity<Editor>, cx: &mut App) -> String {
1383    element.read(cx).text(cx).trim().to_string()
1384}
1385
1386impl ModalView for RemoteServerProjects {}
1387
1388impl Focusable for RemoteServerProjects {
1389    fn focus_handle(&self, cx: &App) -> FocusHandle {
1390        match &self.mode {
1391            Mode::ProjectPicker(picker) => picker.focus_handle(cx),
1392            _ => self.focus_handle.clone(),
1393        }
1394    }
1395}
1396
1397impl EventEmitter<DismissEvent> for RemoteServerProjects {}
1398
1399impl Render for RemoteServerProjects {
1400    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
1401        div()
1402            .elevation_3(cx)
1403            .w(rems(34.))
1404            .key_context("RemoteServerModal")
1405            .on_action(cx.listener(Self::cancel))
1406            .on_action(cx.listener(Self::confirm))
1407            .capture_any_mouse_down(cx.listener(|this, _, window, cx| {
1408                this.focus_handle(cx).focus(window);
1409            }))
1410            .on_mouse_down_out(cx.listener(|this, _, _, cx| {
1411                if matches!(this.mode, Mode::Default(_)) {
1412                    cx.emit(DismissEvent)
1413                }
1414            }))
1415            .child(match &self.mode {
1416                Mode::Default(state) => self
1417                    .render_default(state.clone(), window, cx)
1418                    .into_any_element(),
1419                Mode::ViewServerOptions(state) => self
1420                    .render_view_options(state.clone(), window, cx)
1421                    .into_any_element(),
1422                Mode::ProjectPicker(element) => element.clone().into_any_element(),
1423                Mode::CreateRemoteServer(state) => self
1424                    .render_create_remote_server(state, cx)
1425                    .into_any_element(),
1426                Mode::EditNickname(state) => self
1427                    .render_edit_nickname(state, window, cx)
1428                    .into_any_element(),
1429            })
1430    }
1431}