headless_project.rs

  1use ::proto::{FromProto, ToProto};
  2use anyhow::{anyhow, Context as _, Result};
  3use extension::ExtensionHostProxy;
  4use extension_host::headless_host::HeadlessExtensionStore;
  5use fs::Fs;
  6use git::repository::RepoPath;
  7use gpui::{App, AppContext as _, AsyncApp, Context, Entity, PromptLevel, SharedString};
  8use http_client::HttpClient;
  9use language::{proto::serialize_operation, Buffer, BufferEvent, LanguageRegistry};
 10use node_runtime::NodeRuntime;
 11use project::{
 12    buffer_store::{BufferStore, BufferStoreEvent},
 13    git::{GitState, Repository},
 14    project_settings::SettingsObserver,
 15    search::SearchQuery,
 16    task_store::TaskStore,
 17    worktree_store::WorktreeStore,
 18    LspStore, LspStoreEvent, PrettierStore, ProjectEntryId, ProjectPath, ToolchainStore,
 19    WorktreeId,
 20};
 21use remote::ssh_session::ChannelClient;
 22use rpc::{
 23    proto::{self, SSH_PEER_ID, SSH_PROJECT_ID},
 24    AnyProtoClient, TypedEnvelope,
 25};
 26
 27use settings::initial_server_settings_content;
 28use smol::stream::StreamExt;
 29use std::{
 30    path::{Path, PathBuf},
 31    sync::{atomic::AtomicUsize, Arc},
 32};
 33use util::ResultExt;
 34use worktree::Worktree;
 35
 36pub struct HeadlessProject {
 37    pub fs: Arc<dyn Fs>,
 38    pub session: AnyProtoClient,
 39    pub worktree_store: Entity<WorktreeStore>,
 40    pub buffer_store: Entity<BufferStore>,
 41    pub lsp_store: Entity<LspStore>,
 42    pub task_store: Entity<TaskStore>,
 43    pub settings_observer: Entity<SettingsObserver>,
 44    pub next_entry_id: Arc<AtomicUsize>,
 45    pub languages: Arc<LanguageRegistry>,
 46    pub extensions: Entity<HeadlessExtensionStore>,
 47    pub git_state: Entity<GitState>,
 48}
 49
 50pub struct HeadlessAppState {
 51    pub session: Arc<ChannelClient>,
 52    pub fs: Arc<dyn Fs>,
 53    pub http_client: Arc<dyn HttpClient>,
 54    pub node_runtime: NodeRuntime,
 55    pub languages: Arc<LanguageRegistry>,
 56    pub extension_host_proxy: Arc<ExtensionHostProxy>,
 57}
 58
 59impl HeadlessProject {
 60    pub fn init(cx: &mut App) {
 61        settings::init(cx);
 62        language::init(cx);
 63        project::Project::init_settings(cx);
 64    }
 65
 66    pub fn new(
 67        HeadlessAppState {
 68            session,
 69            fs,
 70            http_client,
 71            node_runtime,
 72            languages,
 73            extension_host_proxy: proxy,
 74        }: HeadlessAppState,
 75        cx: &mut Context<Self>,
 76    ) -> Self {
 77        language_extension::init(proxy.clone(), languages.clone());
 78        languages::init(languages.clone(), node_runtime.clone(), cx);
 79
 80        let worktree_store = cx.new(|cx| {
 81            let mut store = WorktreeStore::local(true, fs.clone());
 82            store.shared(SSH_PROJECT_ID, session.clone().into(), cx);
 83            store
 84        });
 85
 86        let git_state = cx.new(|cx| GitState::new(&worktree_store, None, None, cx));
 87
 88        let buffer_store = cx.new(|cx| {
 89            let mut buffer_store = BufferStore::local(worktree_store.clone(), cx);
 90            buffer_store.shared(SSH_PROJECT_ID, session.clone().into(), cx);
 91            buffer_store
 92        });
 93        let prettier_store = cx.new(|cx| {
 94            PrettierStore::new(
 95                node_runtime.clone(),
 96                fs.clone(),
 97                languages.clone(),
 98                worktree_store.clone(),
 99                cx,
100            )
101        });
102        let environment = project::ProjectEnvironment::new(&worktree_store, None, cx);
103        let toolchain_store = cx.new(|cx| {
104            ToolchainStore::local(
105                languages.clone(),
106                worktree_store.clone(),
107                environment.clone(),
108                cx,
109            )
110        });
111
112        let task_store = cx.new(|cx| {
113            let mut task_store = TaskStore::local(
114                fs.clone(),
115                buffer_store.downgrade(),
116                worktree_store.clone(),
117                toolchain_store.read(cx).as_language_toolchain_store(),
118                environment.clone(),
119                cx,
120            );
121            task_store.shared(SSH_PROJECT_ID, session.clone().into(), cx);
122            task_store
123        });
124        let settings_observer = cx.new(|cx| {
125            let mut observer = SettingsObserver::new_local(
126                fs.clone(),
127                worktree_store.clone(),
128                task_store.clone(),
129                cx,
130            );
131            observer.shared(SSH_PROJECT_ID, session.clone().into(), cx);
132            observer
133        });
134
135        let lsp_store = cx.new(|cx| {
136            let mut lsp_store = LspStore::new_local(
137                buffer_store.clone(),
138                worktree_store.clone(),
139                prettier_store.clone(),
140                toolchain_store.clone(),
141                environment,
142                languages.clone(),
143                http_client.clone(),
144                fs.clone(),
145                cx,
146            );
147            lsp_store.shared(SSH_PROJECT_ID, session.clone().into(), cx);
148            lsp_store
149        });
150
151        cx.subscribe(&lsp_store, Self::on_lsp_store_event).detach();
152
153        cx.subscribe(
154            &buffer_store,
155            |_this, _buffer_store, event, cx| match event {
156                BufferStoreEvent::BufferAdded(buffer) => {
157                    cx.subscribe(buffer, Self::on_buffer_event).detach();
158                }
159                _ => {}
160            },
161        )
162        .detach();
163
164        let extensions = HeadlessExtensionStore::new(
165            fs.clone(),
166            http_client.clone(),
167            paths::remote_extensions_dir().to_path_buf(),
168            proxy,
169            node_runtime,
170            cx,
171        );
172
173        let client: AnyProtoClient = session.clone().into();
174
175        // local_machine -> ssh handlers
176        session.subscribe_to_entity(SSH_PROJECT_ID, &worktree_store);
177        session.subscribe_to_entity(SSH_PROJECT_ID, &buffer_store);
178        session.subscribe_to_entity(SSH_PROJECT_ID, &cx.entity());
179        session.subscribe_to_entity(SSH_PROJECT_ID, &lsp_store);
180        session.subscribe_to_entity(SSH_PROJECT_ID, &task_store);
181        session.subscribe_to_entity(SSH_PROJECT_ID, &toolchain_store);
182        session.subscribe_to_entity(SSH_PROJECT_ID, &settings_observer);
183
184        client.add_request_handler(cx.weak_entity(), Self::handle_list_remote_directory);
185        client.add_request_handler(cx.weak_entity(), Self::handle_get_path_metadata);
186        client.add_request_handler(cx.weak_entity(), Self::handle_shutdown_remote_server);
187        client.add_request_handler(cx.weak_entity(), Self::handle_ping);
188
189        client.add_entity_request_handler(Self::handle_add_worktree);
190        client.add_request_handler(cx.weak_entity(), Self::handle_remove_worktree);
191
192        client.add_entity_request_handler(Self::handle_open_buffer_by_path);
193        client.add_entity_request_handler(Self::handle_open_new_buffer);
194        client.add_entity_request_handler(Self::handle_find_search_candidates);
195        client.add_entity_request_handler(Self::handle_open_server_settings);
196
197        client.add_entity_request_handler(BufferStore::handle_update_buffer);
198        client.add_entity_message_handler(BufferStore::handle_close_buffer);
199
200        client.add_entity_request_handler(Self::handle_stage);
201        client.add_entity_request_handler(Self::handle_unstage);
202        client.add_entity_request_handler(Self::handle_commit);
203        client.add_entity_request_handler(Self::handle_set_index_text);
204        client.add_entity_request_handler(Self::handle_open_commit_message_buffer);
205
206        client.add_request_handler(
207            extensions.clone().downgrade(),
208            HeadlessExtensionStore::handle_sync_extensions,
209        );
210        client.add_request_handler(
211            extensions.clone().downgrade(),
212            HeadlessExtensionStore::handle_install_extension,
213        );
214
215        BufferStore::init(&client);
216        WorktreeStore::init(&client);
217        SettingsObserver::init(&client);
218        LspStore::init(&client);
219        TaskStore::init(Some(&client));
220        ToolchainStore::init(&client);
221
222        HeadlessProject {
223            session: client,
224            settings_observer,
225            fs,
226            worktree_store,
227            buffer_store,
228            lsp_store,
229            task_store,
230            next_entry_id: Default::default(),
231            languages,
232            extensions,
233            git_state,
234        }
235    }
236
237    fn on_buffer_event(
238        &mut self,
239        buffer: Entity<Buffer>,
240        event: &BufferEvent,
241        cx: &mut Context<Self>,
242    ) {
243        match event {
244            BufferEvent::Operation {
245                operation,
246                is_local: true,
247            } => cx
248                .background_executor()
249                .spawn(self.session.request(proto::UpdateBuffer {
250                    project_id: SSH_PROJECT_ID,
251                    buffer_id: buffer.read(cx).remote_id().to_proto(),
252                    operations: vec![serialize_operation(operation)],
253                }))
254                .detach(),
255            _ => {}
256        }
257    }
258
259    fn on_lsp_store_event(
260        &mut self,
261        _lsp_store: Entity<LspStore>,
262        event: &LspStoreEvent,
263        cx: &mut Context<Self>,
264    ) {
265        match event {
266            LspStoreEvent::LanguageServerUpdate {
267                language_server_id,
268                message,
269            } => {
270                self.session
271                    .send(proto::UpdateLanguageServer {
272                        project_id: SSH_PROJECT_ID,
273                        language_server_id: language_server_id.to_proto(),
274                        variant: Some(message.clone()),
275                    })
276                    .log_err();
277            }
278            LspStoreEvent::Notification(message) => {
279                self.session
280                    .send(proto::Toast {
281                        project_id: SSH_PROJECT_ID,
282                        notification_id: "lsp".to_string(),
283                        message: message.clone(),
284                    })
285                    .log_err();
286            }
287            LspStoreEvent::LanguageServerLog(language_server_id, log_type, message) => {
288                self.session
289                    .send(proto::LanguageServerLog {
290                        project_id: SSH_PROJECT_ID,
291                        language_server_id: language_server_id.to_proto(),
292                        message: message.clone(),
293                        log_type: Some(log_type.to_proto()),
294                    })
295                    .log_err();
296            }
297            LspStoreEvent::LanguageServerPrompt(prompt) => {
298                let request = self.session.request(proto::LanguageServerPromptRequest {
299                    project_id: SSH_PROJECT_ID,
300                    actions: prompt
301                        .actions
302                        .iter()
303                        .map(|action| action.title.to_string())
304                        .collect(),
305                    level: Some(prompt_to_proto(&prompt)),
306                    lsp_name: prompt.lsp_name.clone(),
307                    message: prompt.message.clone(),
308                });
309                let prompt = prompt.clone();
310                cx.background_executor()
311                    .spawn(async move {
312                        let response = request.await?;
313                        if let Some(action_response) = response.action_response {
314                            prompt.respond(action_response as usize).await;
315                        }
316                        anyhow::Ok(())
317                    })
318                    .detach();
319            }
320            _ => {}
321        }
322    }
323
324    pub async fn handle_add_worktree(
325        this: Entity<Self>,
326        message: TypedEnvelope<proto::AddWorktree>,
327        mut cx: AsyncApp,
328    ) -> Result<proto::AddWorktreeResponse> {
329        use client::ErrorCodeExt;
330        let fs = this.read_with(&mut cx, |this, _| this.fs.clone())?;
331        let path = PathBuf::from_proto(shellexpand::tilde(&message.payload.path).to_string());
332
333        let canonicalized = match fs.canonicalize(&path).await {
334            Ok(path) => path,
335            Err(e) => {
336                let mut parent = path
337                    .parent()
338                    .ok_or(e)
339                    .map_err(|_| anyhow!("{:?} does not exist", path))?;
340                if parent == Path::new("") {
341                    parent = util::paths::home_dir();
342                }
343                let parent = fs.canonicalize(parent).await.map_err(|_| {
344                    anyhow!(proto::ErrorCode::DevServerProjectPathDoesNotExist
345                        .with_tag("path", &path.to_string_lossy().as_ref()))
346                })?;
347                parent.join(path.file_name().unwrap())
348            }
349        };
350
351        let worktree = this
352            .update(&mut cx.clone(), |this, _| {
353                Worktree::local(
354                    Arc::from(canonicalized.as_path()),
355                    message.payload.visible,
356                    this.fs.clone(),
357                    this.next_entry_id.clone(),
358                    &mut cx,
359                )
360            })?
361            .await?;
362
363        let response = this.update(&mut cx, |_, cx| {
364            worktree.update(cx, |worktree, _| proto::AddWorktreeResponse {
365                worktree_id: worktree.id().to_proto(),
366                canonicalized_path: canonicalized.to_proto(),
367            })
368        })?;
369
370        // We spawn this asynchronously, so that we can send the response back
371        // *before* `worktree_store.add()` can send out UpdateProject requests
372        // to the client about the new worktree.
373        //
374        // That lets the client manage the reference/handles of the newly-added
375        // worktree, before getting interrupted by an UpdateProject request.
376        //
377        // This fixes the problem of the client sending the AddWorktree request,
378        // headless project sending out a project update, client receiving it
379        // and immediately dropping the reference of the new client, causing it
380        // to be dropped on the headless project, and the client only then
381        // receiving a response to AddWorktree.
382        cx.spawn(|mut cx| async move {
383            this.update(&mut cx, |this, cx| {
384                this.worktree_store.update(cx, |worktree_store, cx| {
385                    worktree_store.add(&worktree, cx);
386                });
387            })
388            .log_err();
389        })
390        .detach();
391
392        Ok(response)
393    }
394
395    pub async fn handle_remove_worktree(
396        this: Entity<Self>,
397        envelope: TypedEnvelope<proto::RemoveWorktree>,
398        mut cx: AsyncApp,
399    ) -> Result<proto::Ack> {
400        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
401        this.update(&mut cx, |this, cx| {
402            this.worktree_store.update(cx, |worktree_store, cx| {
403                worktree_store.remove_worktree(worktree_id, cx);
404            });
405        })?;
406        Ok(proto::Ack {})
407    }
408
409    pub async fn handle_open_buffer_by_path(
410        this: Entity<Self>,
411        message: TypedEnvelope<proto::OpenBufferByPath>,
412        mut cx: AsyncApp,
413    ) -> Result<proto::OpenBufferResponse> {
414        let worktree_id = WorktreeId::from_proto(message.payload.worktree_id);
415        let (buffer_store, buffer) = this.update(&mut cx, |this, cx| {
416            let buffer_store = this.buffer_store.clone();
417            let buffer = this.buffer_store.update(cx, |buffer_store, cx| {
418                buffer_store.open_buffer(
419                    ProjectPath {
420                        worktree_id,
421                        path: Arc::<Path>::from_proto(message.payload.path),
422                    },
423                    cx,
424                )
425            });
426            anyhow::Ok((buffer_store, buffer))
427        })??;
428
429        let buffer = buffer.await?;
430        let buffer_id = buffer.read_with(&cx, |b, _| b.remote_id())?;
431        buffer_store.update(&mut cx, |buffer_store, cx| {
432            buffer_store
433                .create_buffer_for_peer(&buffer, SSH_PEER_ID, cx)
434                .detach_and_log_err(cx);
435        })?;
436
437        Ok(proto::OpenBufferResponse {
438            buffer_id: buffer_id.to_proto(),
439        })
440    }
441
442    pub async fn handle_open_new_buffer(
443        this: Entity<Self>,
444        _message: TypedEnvelope<proto::OpenNewBuffer>,
445        mut cx: AsyncApp,
446    ) -> Result<proto::OpenBufferResponse> {
447        let (buffer_store, buffer) = this.update(&mut cx, |this, cx| {
448            let buffer_store = this.buffer_store.clone();
449            let buffer = this
450                .buffer_store
451                .update(cx, |buffer_store, cx| buffer_store.create_buffer(cx));
452            anyhow::Ok((buffer_store, buffer))
453        })??;
454
455        let buffer = buffer.await?;
456        let buffer_id = buffer.read_with(&cx, |b, _| b.remote_id())?;
457        buffer_store.update(&mut cx, |buffer_store, cx| {
458            buffer_store
459                .create_buffer_for_peer(&buffer, SSH_PEER_ID, cx)
460                .detach_and_log_err(cx);
461        })?;
462
463        Ok(proto::OpenBufferResponse {
464            buffer_id: buffer_id.to_proto(),
465        })
466    }
467
468    pub async fn handle_open_server_settings(
469        this: Entity<Self>,
470        _: TypedEnvelope<proto::OpenServerSettings>,
471        mut cx: AsyncApp,
472    ) -> Result<proto::OpenBufferResponse> {
473        let settings_path = paths::settings_file();
474        let (worktree, path) = this
475            .update(&mut cx, |this, cx| {
476                this.worktree_store.update(cx, |worktree_store, cx| {
477                    worktree_store.find_or_create_worktree(settings_path, false, cx)
478                })
479            })?
480            .await?;
481
482        let (buffer, buffer_store) = this.update(&mut cx, |this, cx| {
483            let buffer = this.buffer_store.update(cx, |buffer_store, cx| {
484                buffer_store.open_buffer(
485                    ProjectPath {
486                        worktree_id: worktree.read(cx).id(),
487                        path: path.into(),
488                    },
489                    cx,
490                )
491            });
492
493            (buffer, this.buffer_store.clone())
494        })?;
495
496        let buffer = buffer.await?;
497
498        let buffer_id = cx.update(|cx| {
499            if buffer.read(cx).is_empty() {
500                buffer.update(cx, |buffer, cx| {
501                    buffer.edit([(0..0, initial_server_settings_content())], None, cx)
502                });
503            }
504
505            let buffer_id = buffer.read_with(cx, |b, _| b.remote_id());
506
507            buffer_store.update(cx, |buffer_store, cx| {
508                buffer_store
509                    .create_buffer_for_peer(&buffer, SSH_PEER_ID, cx)
510                    .detach_and_log_err(cx);
511            });
512
513            buffer_id
514        })?;
515
516        Ok(proto::OpenBufferResponse {
517            buffer_id: buffer_id.to_proto(),
518        })
519    }
520
521    pub async fn handle_find_search_candidates(
522        this: Entity<Self>,
523        envelope: TypedEnvelope<proto::FindSearchCandidates>,
524        mut cx: AsyncApp,
525    ) -> Result<proto::FindSearchCandidatesResponse> {
526        let message = envelope.payload;
527        let query = SearchQuery::from_proto(
528            message
529                .query
530                .ok_or_else(|| anyhow!("missing query field"))?,
531        )?;
532        let results = this.update(&mut cx, |this, cx| {
533            this.buffer_store.update(cx, |buffer_store, cx| {
534                buffer_store.find_search_candidates(&query, message.limit as _, this.fs.clone(), cx)
535            })
536        })?;
537
538        let mut response = proto::FindSearchCandidatesResponse {
539            buffer_ids: Vec::new(),
540        };
541
542        let buffer_store = this.read_with(&cx, |this, _| this.buffer_store.clone())?;
543
544        while let Ok(buffer) = results.recv().await {
545            let buffer_id = buffer.update(&mut cx, |this, _| this.remote_id())?;
546            response.buffer_ids.push(buffer_id.to_proto());
547            buffer_store
548                .update(&mut cx, |buffer_store, cx| {
549                    buffer_store.create_buffer_for_peer(&buffer, SSH_PEER_ID, cx)
550                })?
551                .await?;
552        }
553
554        Ok(response)
555    }
556
557    pub async fn handle_list_remote_directory(
558        this: Entity<Self>,
559        envelope: TypedEnvelope<proto::ListRemoteDirectory>,
560        cx: AsyncApp,
561    ) -> Result<proto::ListRemoteDirectoryResponse> {
562        let fs = cx.read_entity(&this, |this, _| this.fs.clone())?;
563        let expanded = PathBuf::from_proto(shellexpand::tilde(&envelope.payload.path).to_string());
564
565        let mut entries = Vec::new();
566        let mut response = fs.read_dir(&expanded).await?;
567        while let Some(path) = response.next().await {
568            if let Some(file_name) = path?.file_name() {
569                entries.push(file_name.to_string_lossy().to_string());
570            }
571        }
572        Ok(proto::ListRemoteDirectoryResponse { entries })
573    }
574
575    pub async fn handle_get_path_metadata(
576        this: Entity<Self>,
577        envelope: TypedEnvelope<proto::GetPathMetadata>,
578        cx: AsyncApp,
579    ) -> Result<proto::GetPathMetadataResponse> {
580        let fs = cx.read_entity(&this, |this, _| this.fs.clone())?;
581        let expanded = PathBuf::from_proto(shellexpand::tilde(&envelope.payload.path).to_string());
582
583        let metadata = fs.metadata(&expanded).await?;
584        let is_dir = metadata.map(|metadata| metadata.is_dir).unwrap_or(false);
585
586        Ok(proto::GetPathMetadataResponse {
587            exists: metadata.is_some(),
588            is_dir,
589            path: expanded.to_proto(),
590        })
591    }
592
593    pub async fn handle_shutdown_remote_server(
594        _this: Entity<Self>,
595        _envelope: TypedEnvelope<proto::ShutdownRemoteServer>,
596        cx: AsyncApp,
597    ) -> Result<proto::Ack> {
598        cx.spawn(|cx| async move {
599            cx.update(|cx| {
600                // TODO: This is a hack, because in a headless project, shutdown isn't executed
601                // when calling quit, but it should be.
602                cx.shutdown();
603                cx.quit();
604            })
605        })
606        .detach();
607
608        Ok(proto::Ack {})
609    }
610
611    pub async fn handle_ping(
612        _this: Entity<Self>,
613        _envelope: TypedEnvelope<proto::Ping>,
614        _cx: AsyncApp,
615    ) -> Result<proto::Ack> {
616        log::debug!("Received ping from client");
617        Ok(proto::Ack {})
618    }
619
620    async fn handle_stage(
621        this: Entity<Self>,
622        envelope: TypedEnvelope<proto::Stage>,
623        mut cx: AsyncApp,
624    ) -> Result<proto::Ack> {
625        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
626        let work_directory_id = ProjectEntryId::from_proto(envelope.payload.work_directory_id);
627        let repository_handle =
628            Self::repository_for_request(&this, worktree_id, work_directory_id, &mut cx)?;
629
630        let entries = envelope
631            .payload
632            .paths
633            .into_iter()
634            .map(PathBuf::from)
635            .map(RepoPath::new)
636            .collect();
637
638        repository_handle
639            .update(&mut cx, |repository_handle, _| {
640                repository_handle.stage_entries(entries)
641            })?
642            .await??;
643        Ok(proto::Ack {})
644    }
645
646    async fn handle_unstage(
647        this: Entity<Self>,
648        envelope: TypedEnvelope<proto::Unstage>,
649        mut cx: AsyncApp,
650    ) -> Result<proto::Ack> {
651        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
652        let work_directory_id = ProjectEntryId::from_proto(envelope.payload.work_directory_id);
653        let repository_handle =
654            Self::repository_for_request(&this, worktree_id, work_directory_id, &mut cx)?;
655
656        let entries = envelope
657            .payload
658            .paths
659            .into_iter()
660            .map(PathBuf::from)
661            .map(RepoPath::new)
662            .collect();
663
664        repository_handle
665            .update(&mut cx, |repository_handle, _| {
666                repository_handle.unstage_entries(entries)
667            })?
668            .await??;
669
670        Ok(proto::Ack {})
671    }
672
673    async fn handle_commit(
674        this: Entity<Self>,
675        envelope: TypedEnvelope<proto::Commit>,
676        mut cx: AsyncApp,
677    ) -> Result<proto::Ack> {
678        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
679        let work_directory_id = ProjectEntryId::from_proto(envelope.payload.work_directory_id);
680        let repository_handle =
681            Self::repository_for_request(&this, worktree_id, work_directory_id, &mut cx)?;
682
683        let message = SharedString::from(envelope.payload.message);
684        let name = envelope.payload.name.map(SharedString::from);
685        let email = envelope.payload.email.map(SharedString::from);
686
687        repository_handle
688            .update(&mut cx, |repository_handle, _| {
689                repository_handle.commit(message, name.zip(email))
690            })?
691            .await??;
692        Ok(proto::Ack {})
693    }
694
695    async fn handle_set_index_text(
696        this: Entity<Self>,
697        envelope: TypedEnvelope<proto::SetIndexText>,
698        mut cx: AsyncApp,
699    ) -> Result<proto::Ack> {
700        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
701        let work_directory_id = ProjectEntryId::from_proto(envelope.payload.work_directory_id);
702        let repository =
703            Self::repository_for_request(&this, worktree_id, work_directory_id, &mut cx)?;
704        repository
705            .update(&mut cx, |repository, _| {
706                repository.set_index_text(
707                    &RepoPath::from(envelope.payload.path.as_str()),
708                    envelope.payload.text,
709                )
710            })?
711            .await??;
712        Ok(proto::Ack {})
713    }
714
715    async fn handle_open_commit_message_buffer(
716        this: Entity<Self>,
717        envelope: TypedEnvelope<proto::OpenCommitMessageBuffer>,
718        mut cx: AsyncApp,
719    ) -> Result<proto::OpenBufferResponse> {
720        let worktree_id = WorktreeId::from_proto(envelope.payload.worktree_id);
721        let work_directory_id = ProjectEntryId::from_proto(envelope.payload.work_directory_id);
722        let repository =
723            Self::repository_for_request(&this, worktree_id, work_directory_id, &mut cx)?;
724        let buffer = repository
725            .update(&mut cx, |repository, cx| {
726                repository.open_commit_buffer(None, this.read(cx).buffer_store.clone(), cx)
727            })?
728            .await?;
729
730        let buffer_id = buffer.read_with(&cx, |buffer, _| buffer.remote_id())?;
731        this.update(&mut cx, |headless_project, cx| {
732            headless_project
733                .buffer_store
734                .update(cx, |buffer_store, cx| {
735                    buffer_store
736                        .create_buffer_for_peer(&buffer, SSH_PEER_ID, cx)
737                        .detach_and_log_err(cx);
738                })
739        })?;
740
741        Ok(proto::OpenBufferResponse {
742            buffer_id: buffer_id.to_proto(),
743        })
744    }
745
746    fn repository_for_request(
747        this: &Entity<Self>,
748        worktree_id: WorktreeId,
749        work_directory_id: ProjectEntryId,
750        cx: &mut AsyncApp,
751    ) -> Result<Entity<Repository>> {
752        this.update(cx, |project, cx| {
753            let repository_handle = project
754                .git_state
755                .read(cx)
756                .all_repositories()
757                .into_iter()
758                .find(|repository_handle| {
759                    repository_handle.read(cx).worktree_id == worktree_id
760                        && repository_handle
761                            .read(cx)
762                            .repository_entry
763                            .work_directory_id()
764                            == work_directory_id
765                })
766                .context("missing repository handle")?;
767            anyhow::Ok(repository_handle)
768        })?
769    }
770}
771
772fn prompt_to_proto(
773    prompt: &project::LanguageServerPromptRequest,
774) -> proto::language_server_prompt_request::Level {
775    match prompt.level {
776        PromptLevel::Info => proto::language_server_prompt_request::Level::Info(
777            proto::language_server_prompt_request::Info {},
778        ),
779        PromptLevel::Warning => proto::language_server_prompt_request::Level::Warning(
780            proto::language_server_prompt_request::Warning {},
781        ),
782        PromptLevel::Critical => proto::language_server_prompt_request::Level::Critical(
783            proto::language_server_prompt_request::Critical {},
784        ),
785    }
786}