feat: copilot new api VSCODE-550 (#757)

* feat: convert copilot POC to feature utilising latest API VSCODE-550

* refactor: use prompts in code

* fix: use uri path

* refactor: pass participant to playground controller

package.json

@@ -32,6 +32,9 @@
     "color": "#3D4F58",
     "theme": "dark"
   },
+  "enabledApiProposals": [
+    "chatVariableResolver"
+  ],
   "license": "SEE LICENSE IN LICENSE.txt",
   "main": "./dist/extension.js",
   "scripts": {
@@ -71,11 +74,25 @@
   },
   "activationEvents": [
     "onView:mongoDB",
+    "onStartupFinished",
     "onLanguage:json",
     "onLanguage:javascript",
     "onLanguage:plaintext"
   ],
   "contributes": {
+    "chatParticipants": [
+      {
+        "id": "mongodb.participant",
+        "name": "MongoDB",
+        "description": "Ask anything about MongoDB, from writing queries to questions about your cluster.",
+        "commands": [
+          {
+            "name": "query",
+            "description": "Ask how to write MongoDB queries or pipelines. For example, you can ask: \"Show me all the documents where the address contains the word street\"."
+          }
+        ]
+      }
+    ],
     "viewsContainers": {
       "activitybar": [
         {
@@ -142,6 +159,14 @@
       }
     ],
     "commands": [
+      {
+        "command": "mdb.runParticipantQuery",
+        "title": "Run Content Generated by the Chat Participant"
+      },
+      {
+        "command": "mdb.openParticipantQueryInPlayground",
+        "title": "Open Generated by the Chat Participant Content In Playground"
+      },
       {
         "command": "mdb.connect",
         "title": "MongoDB: Connect"
@@ -688,6 +713,14 @@
         }
       ],
       "commandPalette": [
+        {
+          "command": "mdb.openParticipantQueryInPlayground",
+          "when": "false"
+        },
+        {
+          "command": "mdb.runParticipantQuery",
+          "when": "false"
+        },
         {
           "command": "mdb.disconnect",
           "when": "mdb.connectedToMongoDB == true"

src/commands/index.ts

@@ -73,6 +73,10 @@ enum EXTENSION_COMMANDS {
   MDB_START_STREAM_PROCESSOR = 'mdb.startStreamProcessor',
   MDB_STOP_STREAM_PROCESSOR = 'mdb.stopStreamProcessor',
   MDB_DROP_STREAM_PROCESSOR = 'mdb.dropStreamProcessor',
+
+  // Chat participant.
+  OPEN_PARTICIPANT_QUERY_IN_PLAYGROUND = 'mdb.openParticipantQueryInPlayground',
+  RUN_PARTICIPANT_QUERY = 'mdb.runParticipantQuery',
 }
 
 export default EXTENSION_COMMANDS;

src/editors/playgroundController.ts

@@ -16,6 +16,7 @@ import { DatabaseTreeItem } from '../explorer';
 import type ExportToLanguageCodeLensProvider from './exportToLanguageCodeLensProvider';
 import formatError from '../utils/formatError';
 import type { LanguageServerController } from '../language';
+import playgroundBasicTextTemplate from '../templates/playgroundBasicTextTemplate';
 import playgroundCreateIndexTemplate from '../templates/playgroundCreateIndexTemplate';
 import playgroundCreateCollectionTemplate from '../templates/playgroundCreateCollectionTemplate';
 import playgroundCloneDocumentTemplate from '../templates/playgroundCloneDocumentTemplate';
@@ -44,6 +45,7 @@ import {
   isPlayground,
   getPlaygroundExtensionForTelemetry,
 } from '../utils/playground';
+import type { ParticipantController } from '../participant/participant';
 
 const log = createLogger('playground controller');
 
@@ -132,6 +134,7 @@ export default class PlaygroundController {
   private _playgroundResultTextDocument?: vscode.TextDocument;
   private _statusView: StatusView;
   private _playgroundResultViewProvider: PlaygroundResultProvider;
+  private _participantController: ParticipantController;
 
   private _codeToEvaluate = '';
 
@@ -144,6 +147,7 @@ export default class PlaygroundController {
     activeConnectionCodeLensProvider,
     exportToLanguageCodeLensProvider,
     playgroundSelectedCodeActionProvider,
+    participantController,
   }: {
     connectionController: ConnectionController;
     languageServerController: LanguageServerController;
@@ -153,6 +157,7 @@ export default class PlaygroundController {
     activeConnectionCodeLensProvider: ActiveConnectionCodeLensProvider;
     exportToLanguageCodeLensProvider: ExportToLanguageCodeLensProvider;
     playgroundSelectedCodeActionProvider: PlaygroundSelectedCodeActionProvider;
+    participantController: ParticipantController;
   }) {
     this._connectionController = connectionController;
     this._activeTextEditor = vscode.window.activeTextEditor;
@@ -164,6 +169,7 @@ export default class PlaygroundController {
     this._exportToLanguageCodeLensProvider = exportToLanguageCodeLensProvider;
     this._playgroundSelectedCodeActionProvider =
       playgroundSelectedCodeActionProvider;
+    this._participantController = participantController;
 
     this._connectionController.addEventListener(
       DataServiceEventTypes.ACTIVE_CONNECTION_CHANGED,
@@ -382,6 +388,21 @@ export default class PlaygroundController {
     return this._createPlaygroundFileWithContent(content);
   }
 
+  createPlaygroundFromParticipantQuery({
+    text,
+  }: {
+    text: string;
+  }): Promise<boolean> {
+    const useDefaultTemplate = !!vscode.workspace
+      .getConfiguration('mdb')
+      .get('useDefaultTemplateForPlayground');
+    const content = useDefaultTemplate
+      ? playgroundBasicTextTemplate.replace('PLAYGROUND_CONTENT', text)
+      : text;
+    this._telemetryService.trackPlaygroundCreated('agent');
+    return this._createPlaygroundFileWithContent(content);
+  }
+
   createPlaygroundForCloneDocument(
     documentContents: string,
     databaseName: string,
@@ -802,6 +823,11 @@ export default class PlaygroundController {
     return { namespace, expression };
   }
 
+  async evaluateParticipantQuery({ text }: { text: string }): Promise<boolean> {
+    this._codeToEvaluate = text;
+    return this._evaluatePlayground();
+  }
+
   async _transpile(): Promise<boolean> {
     const { selectedText, importStatements, driverSyntax, builders, language } =
       this._exportToLanguageCodeLensProvider._exportToLanguageAddons;

src/mdbExtensionController.ts

@@ -40,6 +40,7 @@ import WebviewController from './views/webviewController';
 import { createIdFactory, generateId } from './utils/objectIdHelper';
 import { ConnectionStorage } from './storage/connectionStorage';
 import type StreamProcessorTreeItem from './explorer/streamProcessorTreeItem';
+import { ParticipantController } from './participant/participant';
 
 // This class is the top-level controller for our extension.
 // Commands which the extensions handles are defined in the function `activate`.
@@ -63,6 +64,7 @@ export default class MDBExtensionController implements vscode.Disposable {
   _activeConnectionCodeLensProvider: ActiveConnectionCodeLensProvider;
   _editDocumentCodeLensProvider: EditDocumentCodeLensProvider;
   _exportToLanguageCodeLensProvider: ExportToLanguageCodeLensProvider;
+  _participantController: ParticipantController;
 
   constructor(
     context: vscode.ExtensionContext,
@@ -105,6 +107,9 @@ export default class MDBExtensionController implements vscode.Disposable {
       new PlaygroundSelectedCodeActionProvider();
     this._playgroundDiagnosticsCodeActionProvider =
       new PlaygroundDiagnosticsCodeActionProvider();
+    this._participantController = new ParticipantController({
+      connectionController: this._connectionController,
+    });
     this._playgroundController = new PlaygroundController({
       connectionController: this._connectionController,
       languageServerController: this._languageServerController,
@@ -115,6 +120,7 @@ export default class MDBExtensionController implements vscode.Disposable {
       exportToLanguageCodeLensProvider: this._exportToLanguageCodeLensProvider,
       playgroundSelectedCodeActionProvider:
         this._playgroundSelectedCodeActionProvider,
+      participantController: this._participantController,
     });
     this._editorsController = new EditorsController({
       context,
@@ -265,6 +271,42 @@ export default class MDBExtensionController implements vscode.Disposable {
 
     this.registerEditorCommands();
     this.registerTreeViewCommands();
+
+    // ------ CHAT PARTICIPANT ------ //
+    this.registerParticipantCommand(
+      EXTENSION_COMMANDS.OPEN_PARTICIPANT_QUERY_IN_PLAYGROUND,
+      () => {
+        return this._playgroundController.createPlaygroundFromParticipantQuery({
+          text:
+            this._participantController._chatResult.metadata.queryContent || '',
+        });
+      }
+    );
+    this.registerParticipantCommand(
+      EXTENSION_COMMANDS.RUN_PARTICIPANT_QUERY,
+      () => {
+        return this._playgroundController.evaluateParticipantQuery({
+          text:
+            this._participantController._chatResult.metadata.queryContent || '',
+        });
+      }
+    );
+  };
+
+  registerParticipantCommand = (
+    command: string,
+    commandHandler: (...args: any[]) => Promise<boolean>
+  ): void => {
+    const commandHandlerWithTelemetry = (args: any[]): Promise<boolean> => {
+      this._telemetryService.trackCommandRun(command);
+
+      return commandHandler(args);
+    };
+
+    this._context.subscriptions.push(
+      this._participantController.getParticipant(this._context),
+      vscode.commands.registerCommand(command, commandHandlerWithTelemetry)
+    );
   };
 
   registerCommand = (