1use crate::Project;
2use gpui2::{AnyWindowHandle, Context, Handle, ModelContext, WeakHandle};
3use std::path::{Path, PathBuf};
4use terminal2::{
5 terminal_settings::{self, TerminalSettings, VenvSettingsContent},
6 Terminal, TerminalBuilder,
7};
8
9#[cfg(target_os = "macos")]
10use std::os::unix::ffi::OsStrExt;
11
12pub struct Terminals {
13 pub(crate) local_handles: Vec<WeakHandle<terminal2::Terminal>>,
14}
15
16impl Project {
17 pub fn create_terminal(
18 &mut self,
19 working_directory: Option<PathBuf>,
20 window: AnyWindowHandle,
21 cx: &mut ModelContext<Self>,
22 ) -> anyhow::Result<Handle<Terminal>> {
23 if self.is_remote() {
24 return Err(anyhow::anyhow!(
25 "creating terminals as a guest is not supported yet"
26 ));
27 } else {
28 let settings = settings2::get::<TerminalSettings>(cx);
29 let python_settings = settings.detect_venv.clone();
30 let shell = settings.shell.clone();
31
32 let terminal = TerminalBuilder::new(
33 working_directory.clone(),
34 shell.clone(),
35 settings.env.clone(),
36 Some(settings.blinking.clone()),
37 settings.alternate_scroll,
38 window,
39 |index, cx| todo!("color_for_index"),
40 )
41 .map(|builder| {
42 let terminal_handle = cx.entity(|cx| builder.subscribe(cx));
43
44 self.terminals
45 .local_handles
46 .push(terminal_handle.downgrade());
47
48 let id = terminal_handle.entity_id();
49 cx.observe_release(&terminal_handle, move |project, _terminal, cx| {
50 let handles = &mut project.terminals.local_handles;
51
52 if let Some(index) = handles
53 .iter()
54 .position(|terminal| terminal.entity_id() == id)
55 {
56 handles.remove(index);
57 cx.notify();
58 }
59 })
60 .detach();
61
62 if let Some(python_settings) = &python_settings.as_option() {
63 let activate_script_path =
64 self.find_activate_script_path(&python_settings, working_directory);
65 self.activate_python_virtual_environment(
66 activate_script_path,
67 &terminal_handle,
68 cx,
69 );
70 }
71 terminal_handle
72 });
73
74 terminal
75 }
76 }
77
78 pub fn find_activate_script_path(
79 &mut self,
80 settings: &VenvSettingsContent,
81 working_directory: Option<PathBuf>,
82 ) -> Option<PathBuf> {
83 // When we are unable to resolve the working directory, the terminal builder
84 // defaults to '/'. We should probably encode this directly somewhere, but for
85 // now, let's just hard code it here.
86 let working_directory = working_directory.unwrap_or_else(|| Path::new("/").to_path_buf());
87 let activate_script_name = match settings.activate_script {
88 terminal_settings::ActivateScript::Default => "activate",
89 terminal_settings::ActivateScript::Csh => "activate.csh",
90 terminal_settings::ActivateScript::Fish => "activate.fish",
91 terminal_settings::ActivateScript::Nushell => "activate.nu",
92 };
93
94 for virtual_environment_name in settings.directories {
95 let mut path = working_directory.join(virtual_environment_name);
96 path.push("bin/");
97 path.push(activate_script_name);
98
99 if path.exists() {
100 return Some(path);
101 }
102 }
103
104 None
105 }
106
107 fn activate_python_virtual_environment(
108 &mut self,
109 activate_script: Option<PathBuf>,
110 terminal_handle: &Handle<Terminal>,
111 cx: &mut ModelContext<Project>,
112 ) {
113 if let Some(activate_script) = activate_script {
114 // Paths are not strings so we need to jump through some hoops to format the command without `format!`
115 let mut command = Vec::from("source ".as_bytes());
116 command.extend_from_slice(activate_script.as_os_str().as_bytes());
117 command.push(b'\n');
118
119 terminal_handle.update(cx, |this, _| this.input_bytes(command));
120 }
121 }
122
123 pub fn local_terminal_handles(&self) -> &Vec<WeakHandle<terminal2::Terminal>> {
124 &self.terminals.local_handles
125 }
126}
127
128// TODO: Add a few tests for adding and removing terminal tabs