fix(agent): fix the status request with recheck connection option.

clients/tabby-agent/src/http/tabbyApiClient.ts

@@ -74,12 +74,7 @@ export class TabbyApiClient extends EventEmitter {
       );
       if (isServerConnectionChanged) {
         this.logger.debug("Server configurations updated, reconnecting...");
-        this.updateStatus("noConnection");
-        this.updateCompletionResponseIssue(undefined);
-        this.connectionErrorMessage = undefined;
-        this.serverHealth = undefined;
-        this.completionRequestStats.reset();
-        this.api = this.createApiClient();
+        this.reset();
         this.connect(); // no await
       }
     });
@@ -99,6 +94,15 @@ export class TabbyApiClient extends EventEmitter {
     }
   }
 
+  private reset() {
+    this.updateStatus("noConnection");
+    this.updateCompletionResponseIssue(undefined);
+    this.connectionErrorMessage = undefined;
+    this.serverHealth = undefined;
+    this.completionRequestStats.reset();
+    this.api = this.createApiClient();
+  }
+
   private buildUserAgentString(clientInfo: ClientInfo | undefined): string {
     const envInfo = isBrowser ? navigator?.userAgent : `Node.js/${process.version}`;
     const tabbyAgentInfo = `${agentName}/${agentVersion}`;
@@ -154,6 +158,7 @@ export class TabbyApiClient extends EventEmitter {
     }
   }
 
+  // FIXME(icycodes): move fetchingCompletion status to completion provider
   private updateIsFetchingCompletion(isFetchingCompletion: boolean) {
     if (this.fetchingCompletion != isFetchingCompletion) {
       this.fetchingCompletion = isFetchingCompletion;
@@ -223,7 +228,10 @@ export class TabbyApiClient extends EventEmitter {
     return !!(health && health["chat_model"]);
   }
 
-  async connect(): Promise<void> {
+  async connect(options: { reset?: boolean } = {}): Promise<void> {
+    if (options.reset) {
+      this.reset();
+    }
     await this.healthCheck();
     if (this.status === "ready") {
       await this.updateServerProvidedConfig();
@@ -235,19 +243,16 @@ export class TabbyApiClient extends EventEmitter {
     if (this.healthCheckMutexAbortController && !this.healthCheckMutexAbortController.signal.aborted) {
       this.healthCheckMutexAbortController.abort(new MutexAbortError());
     }
-    this.healthCheckMutexAbortController = new AbortController();
+    const abortController = new AbortController();
+    this.healthCheckMutexAbortController = abortController;
+    this.updateIsConnecting(true);
 
     const requestId = uuid();
     const requestPath = "/v1/health";
     const requestDescription = `${method} ${this.endpoint + requestPath}`;
     const requestOptions = {
-      signal: abortSignalFromAnyOf([
-        signal,
-        this.healthCheckMutexAbortController?.signal,
-        this.createTimeOutAbortSignal(),
-      ]),
+      signal: abortSignalFromAnyOf([signal, abortController.signal, this.createTimeOutAbortSignal()]),
     };
-    this.updateIsConnecting(true);
     try {
       if (!this.api) {
         throw new Error("http client not initialized");
@@ -288,7 +293,10 @@ export class TabbyApiClient extends EventEmitter {
         this.updateStatus("noConnection");
       }
     }
-    this.updateIsConnecting(false);
+    if (this.healthCheckMutexAbortController === abortController) {
+      this.healthCheckMutexAbortController = undefined;
+      this.updateIsConnecting(false);
+    }
   }
 
   private async updateServerProvidedConfig(): Promise<void> {

clients/tabby-agent/src/protocol.ts

@@ -482,7 +482,7 @@ export type ChatEditResolveParams = {
 };
 
 /**
- * [Tabby] Apply workspace edit request(↩️)
+ * [Tabby] Apply workspace edit request(↪️)
  *
  * This method is sent from the server to client to apply edit in workspace with options.
  * - method: `tabby/workspace/applyEdit`
@@ -851,8 +851,22 @@ export type StatusInfo = {
     | "fetching"
     | "completionResponseSlow";
   tooltip?: string;
+  /**
+   * The health information of the server if available.
+   */
   serverHealth?: Record<string, unknown>;
+  /**
+   * The action to take for this status.
+   * - `disconnected` or `completionResponseSlow` -> StatusShowHelpMessageCommand
+   * - others -> undefined
+   */
   command?: StatusShowHelpMessageCommand | LspCommand;
+  /**
+   * The help message if available.
+   * Only available when this status info is returned from {@link StatusRequest}, not provided in {@link StatusDidChangeNotification}.
+   * Only available when the status is `disconnected` or `completionResponseSlow`.
+   */
+  helpMessage?: string;
 };
 
 /**

clients/tabby-agent/src/status.ts

@@ -40,9 +40,9 @@ export class StatusProvider extends EventEmitter implements Feature {
 
     connection.onRequest(StatusRequest.type, async (params) => {
       if (params?.recheckConnection) {
-        await this.tabbyApiClient.connect();
+        await this.tabbyApiClient.connect({ reset: true });
       }
-      return this.getStatusInfo();
+      return this.buildStatusInfo({ includeHelpMessage: true });
     });
     connection.onRequest(StatusShowHelpMessageRequest.type, async () => {
       return this.showStatusHelpMessage();
@@ -83,20 +83,16 @@ export class StatusProvider extends EventEmitter implements Feature {
 
   async initialized(connection: Connection): Promise<void> {
     if (this.clientCapabilities?.tabby?.statusDidChangeListener) {
-      const statusInfo = await this.getStatusInfo();
+      const statusInfo = await this.buildStatusInfo();
       connection.sendNotification(StatusDidChangeNotification.type, statusInfo);
     }
   }
 
   private async notify() {
-    const statusInfo = await this.getStatusInfo();
+    const statusInfo = await this.buildStatusInfo();
     this.emit("updated", statusInfo);
   }
 
-  getStatusInfo(): StatusInfo {
-    return this.buildStatusInfo();
-  }
-
   async showStatusHelpMessage(): Promise<boolean | null> {
     let params: ShowMessageRequestParams;
     let issue: StatusIssuesName | undefined = undefined;
@@ -186,7 +182,7 @@ export class StatusProvider extends EventEmitter implements Feature {
     return false;
   }
 
-  private buildStatusInfo(): StatusInfo {
+  private buildStatusInfo(options: { includeHelpMessage?: boolean } = {}): StatusInfo {
     let statusInfo: StatusInfo;
     const apiClientStatus = this.tabbyApiClient.getStatus();
     switch (apiClientStatus) {
@@ -221,13 +217,16 @@ export class StatusProvider extends EventEmitter implements Feature {
     }
     this.fillToolTip(statusInfo);
     statusInfo.serverHealth = this.tabbyApiClient.getServerHealth();
-    statusInfo.command = this.tabbyApiClient.hasHelpMessage()
+    const hasHelpMessage = this.tabbyApiClient.hasHelpMessage();
+    statusInfo.command = hasHelpMessage
       ? {
           title: "Detail",
           command: "tabby/status/showHelpMessage",
           arguments: [{}],
         }
       : undefined;
+    statusInfo.helpMessage =
+      hasHelpMessage && options.includeHelpMessage ? this.tabbyApiClient.getHelpMessage() : undefined;
     return statusInfo;
   }