session.rs

  1pub mod running;
  2
  3use dap::client::SessionId;
  4use gpui::{App, Entity, EventEmitter, FocusHandle, Focusable, Subscription, Task, WeakEntity};
  5use project::Project;
  6use project::debugger::{dap_store::DapStore, session::Session};
  7use project::worktree_store::WorktreeStore;
  8use rpc::proto::{self, PeerId};
  9use running::RunningState;
 10use ui::prelude::*;
 11use workspace::{
 12    FollowableItem, ViewId, Workspace,
 13    item::{self, Item},
 14};
 15
 16use crate::debugger_panel::DebugPanel;
 17
 18pub(crate) enum DebugSessionState {
 19    Running(Entity<running::RunningState>),
 20}
 21
 22impl DebugSessionState {
 23    pub(crate) fn as_running(&self) -> Option<&Entity<running::RunningState>> {
 24        match &self {
 25            DebugSessionState::Running(entity) => Some(entity),
 26        }
 27    }
 28}
 29
 30pub struct DebugSession {
 31    remote_id: Option<workspace::ViewId>,
 32    mode: DebugSessionState,
 33    dap_store: WeakEntity<DapStore>,
 34    _debug_panel: WeakEntity<DebugPanel>,
 35    _worktree_store: WeakEntity<WorktreeStore>,
 36    _workspace: WeakEntity<Workspace>,
 37    _subscriptions: [Subscription; 1],
 38}
 39
 40#[derive(Debug)]
 41pub enum DebugPanelItemEvent {
 42    Close,
 43    Stopped { go_to_stack_frame: bool },
 44}
 45
 46#[derive(Clone, Copy, PartialEq, Eq, Debug)]
 47pub enum ThreadItem {
 48    Console,
 49    LoadedSource,
 50    Modules,
 51    Variables,
 52}
 53
 54impl DebugSession {
 55    pub(crate) fn running(
 56        project: Entity<Project>,
 57        workspace: WeakEntity<Workspace>,
 58        session: Entity<Session>,
 59        _debug_panel: WeakEntity<DebugPanel>,
 60        window: &mut Window,
 61        cx: &mut App,
 62    ) -> Entity<Self> {
 63        let mode = cx.new(|cx| RunningState::new(session.clone(), workspace.clone(), window, cx));
 64
 65        cx.new(|cx| Self {
 66            _subscriptions: [cx.subscribe(&mode, |_, _, _, cx| {
 67                cx.notify();
 68            })],
 69            remote_id: None,
 70            mode: DebugSessionState::Running(mode),
 71            dap_store: project.read(cx).dap_store().downgrade(),
 72            _debug_panel,
 73            _worktree_store: project.read(cx).worktree_store().downgrade(),
 74            _workspace: workspace,
 75        })
 76    }
 77
 78    pub(crate) fn session_id(&self, cx: &App) -> Option<SessionId> {
 79        match &self.mode {
 80            DebugSessionState::Running(entity) => Some(entity.read(cx).session_id()),
 81        }
 82    }
 83
 84    pub(crate) fn shutdown(&mut self, cx: &mut Context<Self>) {
 85        match &self.mode {
 86            DebugSessionState::Running(state) => state.update(cx, |state, cx| state.shutdown(cx)),
 87        }
 88    }
 89
 90    pub(crate) fn mode(&self) -> &DebugSessionState {
 91        &self.mode
 92    }
 93
 94    pub(crate) fn label(&self, cx: &App) -> String {
 95        let session_id = match &self.mode {
 96            DebugSessionState::Running(running_state) => running_state.read(cx).session_id(),
 97        };
 98        let Ok(Some(session)) = self
 99            .dap_store
100            .read_with(cx, |store, _| store.session_by_id(session_id))
101        else {
102            return "".to_owned();
103        };
104        session
105            .read(cx)
106            .as_local()
107            .expect("Remote Debug Sessions are not implemented yet")
108            .label()
109    }
110}
111
112impl EventEmitter<DebugPanelItemEvent> for DebugSession {}
113
114impl Focusable for DebugSession {
115    fn focus_handle(&self, cx: &App) -> FocusHandle {
116        match &self.mode {
117            DebugSessionState::Running(running_state) => running_state.focus_handle(cx),
118        }
119    }
120}
121
122impl Item for DebugSession {
123    type Event = DebugPanelItemEvent;
124}
125
126impl FollowableItem for DebugSession {
127    fn remote_id(&self) -> Option<workspace::ViewId> {
128        self.remote_id
129    }
130
131    fn to_state_proto(&self, _window: &Window, _cx: &App) -> Option<proto::view::Variant> {
132        None
133    }
134
135    fn from_state_proto(
136        _workspace: Entity<Workspace>,
137        _remote_id: ViewId,
138        _state: &mut Option<proto::view::Variant>,
139        _window: &mut Window,
140        _cx: &mut App,
141    ) -> Option<gpui::Task<gpui::Result<Entity<Self>>>> {
142        None
143    }
144
145    fn add_event_to_update_proto(
146        &self,
147        _event: &Self::Event,
148        _update: &mut Option<proto::update_view::Variant>,
149        _window: &Window,
150        _cx: &App,
151    ) -> bool {
152        // update.get_or_insert_with(|| proto::update_view::Variant::DebugPanel(Default::default()));
153
154        true
155    }
156
157    fn apply_update_proto(
158        &mut self,
159        _project: &Entity<project::Project>,
160        _message: proto::update_view::Variant,
161        _window: &mut Window,
162        _cx: &mut Context<Self>,
163    ) -> gpui::Task<gpui::Result<()>> {
164        Task::ready(Ok(()))
165    }
166
167    fn set_leader_peer_id(
168        &mut self,
169        _leader_peer_id: Option<PeerId>,
170        _window: &mut Window,
171        _cx: &mut Context<Self>,
172    ) {
173    }
174
175    fn to_follow_event(_event: &Self::Event) -> Option<workspace::item::FollowEvent> {
176        None
177    }
178
179    fn dedup(&self, existing: &Self, _window: &Window, cx: &App) -> Option<workspace::item::Dedup> {
180        if existing.session_id(cx) == self.session_id(cx) {
181            Some(item::Dedup::KeepExisting)
182        } else {
183            None
184        }
185    }
186
187    fn is_project_item(&self, _window: &Window, _cx: &App) -> bool {
188        true
189    }
190}
191
192impl Render for DebugSession {
193    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
194        match &self.mode {
195            DebugSessionState::Running(running_state) => {
196                running_state.update(cx, |this, cx| this.render(window, cx).into_any_element())
197            }
198        }
199    }
200}