Update code to typescript

src/tts/registry.ts

@@ -0,0 +1,69 @@
+import type { BaseEngine } from "./BaseEngine.js";
+import { AzureEngine } from "./azure.js";
+import { ElevenEngine } from "./eleven.js";
+import { EspeakEngine } from "./espeak.js";
+import { GoogleEngine } from "./google.js";
+import { GtranslateEngine } from "./gtranslate.js";
+import { OpenAIEngine } from "./openai.js";
+import { SamEngine } from "./sam.js";
+import { UnrealEngine } from "./unreal.js";
+import { WatsonEngine } from "./watson.js";
+
+export class TTSRegistry {
+  private engines: Record<string, BaseEngine>;
+  private _announcement: BaseEngine;
+  private _announcementVoice: string;
+
+  constructor(initialAnnouncementEngineName: string, initialAnnouncementVoice: string) {
+    this.engines = {
+      azure: new AzureEngine(),
+      eleven: new ElevenEngine(),
+      espeak: new EspeakEngine(),
+      google: new GoogleEngine(),
+      gtranslate: new GtranslateEngine(),
+      openai: new OpenAIEngine(),
+      sam: new SamEngine(),
+      unreal: new UnrealEngine(),
+      watson: new WatsonEngine(),
+    };
+    for (const name of Object.keys(this.engines)) {
+      console.log(`Loaded TTS engine: ${name}`);
+    }
+    const ann = this.engines[initialAnnouncementEngineName];
+    if (!ann) {
+      throw new Error(
+        `ANNOUNCEMENT_ENGINE "${initialAnnouncementEngineName}" is not a registered TTS engine`,
+      );
+    }
+    this._announcement = ann;
+    this._announcementVoice = initialAnnouncementVoice;
+  }
+
+  get(name: string): BaseEngine | undefined {
+    return this.engines[name];
+  }
+
+  has(name: string): boolean {
+    return name in this.engines;
+  }
+
+  list(): string[] {
+    return Object.keys(this.engines);
+  }
+
+  get announcement(): BaseEngine {
+    return this._announcement;
+  }
+
+  set announcement(engine: BaseEngine) {
+    this._announcement = engine;
+  }
+
+  get announcementVoice(): string {
+    return this._announcementVoice;
+  }
+
+  set announcementVoice(voice: string) {
+    this._announcementVoice = voice;
+  }
+}