1use gpui::{ModelHandle, ViewContext};
 2use workspace::Workspace;
 3
 4use crate::{get_wd_for_workspace, DeployModal, Event, Terminal, TerminalConnection};
 5
 6struct StoredConnection(ModelHandle<TerminalConnection>);
 7
 8pub fn deploy_modal(workspace: &mut Workspace, _: &DeployModal, cx: &mut ViewContext<Workspace>) {
 9    // Pull the terminal connection out of the global if it has been stored
10    let possible_connection =
11        cx.update_default_global::<Option<StoredConnection>, _, _>(|possible_connection, _| {
12            possible_connection.take()
13        });
14
15    if let Some(StoredConnection(stored_connection)) = possible_connection {
16        // Create a view from the stored connection
17        workspace.toggle_modal(cx, |_, cx| {
18            cx.add_view(|cx| Terminal::from_connection(stored_connection, true, cx))
19        });
20    } else {
21        // No connection was stored, create a new terminal
22        if let Some(closed_terminal_handle) = workspace.toggle_modal(cx, |workspace, cx| {
23            let wd = get_wd_for_workspace(workspace, cx);
24            let this = cx.add_view(|cx| Terminal::new(wd, true, cx));
25            let connection_handle = this.read(cx).connection.clone();
26            cx.subscribe(&connection_handle, on_event).detach();
27            this
28        }) {
29            let connection = closed_terminal_handle.read(cx).connection.clone();
30            cx.set_global(Some(StoredConnection(connection)));
31        }
32    }
33}
34
35pub fn on_event(
36    workspace: &mut Workspace,
37    _: ModelHandle<TerminalConnection>,
38    event: &Event,
39    cx: &mut ViewContext<Workspace>,
40) {
41    // Dismiss the modal if the terminal quit
42    if let Event::CloseTerminal = event {
43        cx.set_global::<Option<StoredConnection>>(None);
44        if workspace
45            .modal()
46            .cloned()
47            .and_then(|modal| modal.downcast::<Terminal>())
48            .is_some()
49        {
50            workspace.dismiss_modal(cx)
51        }
52    }
53}