Fix TTS module initialization and dependency issues. Update module IDs for consistency, improve circular dependency detection, and fix UI Controller event handling.

This commit is contained in:
2025-04-04 19:15:28 +00:00
parent 02c7b9ef28
commit 49a5af252c
33 changed files with 7227 additions and 4060 deletions
+271 -198
View File
@@ -1,59 +1,41 @@
/**
* TTS Player Module for AI Interactive Fiction
* Handles Text-to-Speech functionality with resource-aware loading and progress reporting
* TTS Player Module
* Manages TTS functionality and interacts with available TTS handlers
*/
import { BaseModule, ModuleEvent } from './base-module.js';
import { BaseModule } from './base-module.js';
import { moduleRegistry } from './module-registry.js';
class TTSPlayerModule extends BaseModule {
constructor() {
super('tts', 'Text-to-Speech');
this.ttsFactory = null;
this.isInitialized = false;
this.kokoroLoadingPromise = null;
this.kokoroLoadingStarted = false;
}
/**
* Load module dependencies
* @returns {Promise} - Resolves when dependencies are loaded
*/
async loadDependencies() {
try {
// Import the TTS Factory module
const { ttsFactory } = await import('./tts-factory.js');
this.ttsFactory = ttsFactory;
this.reportProgress(20, "TTS Factory loaded");
// Set up event listeners
window.addEventListener('tts-ready', this.handleTTSReadyEvent.bind(this));
// Create a Promise that resolves when Kokoro is loaded
this.kokoroLoadingPromise = new Promise(resolve => {
// Listen for when Kokoro starts loading
window.addEventListener('kokoro-loading-started', () => {
this.kokoroLoadingStarted = true;
this.reportProgress(50, "Loading Kokoro TTS");
});
// Listen for when Kokoro completes loading
window.addEventListener('kokoro-loading-complete', (event) => {
// Check if loading was successful from the event details
if (event.detail && event.detail.success === false) {
this.reportProgress(95, "Kokoro TTS failed to load - using fallback");
console.warn("Kokoro failed to load:", event.detail?.error || "unknown error");
} else {
this.reportProgress(95, "Kokoro TTS loaded");
}
resolve();
});
});
return true;
} catch (error) {
console.error("Error loading TTS dependencies:", error);
return false;
}
super('tts-player', 'TTS Player');
// Module dependencies
this.dependencies = ['tts-factory'];
// TTS state
this.enabled = true;
this.currentSpeech = null;
this.pendingCallback = null;
// Preloading mechanism
this.preloadQueue = [];
this.preloadedAudio = new Map(); // Cache for preloaded TTS
this.isPreloading = false;
// Bind methods using parent's bindMethods utility
this.bindMethods([
'speak',
'preloadSpeech',
'processPreloadQueue',
'stop',
'enable',
'isEnabled',
'isSpeaking',
'setVoice',
'setSpeed',
'getVoices',
'toggle'
]);
}
/**
@@ -62,197 +44,291 @@ class TTSPlayerModule extends BaseModule {
*/
async initialize() {
try {
// Initialize TTS Factory
await this.ttsFactory.constructor.initializeInterface((percent, message) => {
// Scale to 20-90% of our progress range
const scaledPercent = 20 + (percent * 0.7);
this.reportProgress(scaledPercent, message);
this.reportProgress(20, "Initializing TTS Player");
// Get TTS Factory dependency
const ttsFactory = this.getModule('tts-factory');
if (!ttsFactory) {
console.error("TTS Player: TTS Factory dependency not found");
this.reportProgress(100, "TTS Player failed - missing dependencies");
return false;
}
// Check TTS availability from TTS Factory
this.enabled = ttsFactory.ttsAvailable && ttsFactory.getPreference('tts', 'enabled', false);
// Set up event listeners
this.addEventListener(document, 'tts:enabled', (event) => {
if (event.detail) {
this.enabled = event.detail.enabled;
console.log(`TTS Player: TTS ${this.enabled ? 'enabled' : 'disabled'}`);
}
});
// IMPORTANT: Always wait for Kokoro's loading promise to resolve
this.reportProgress(90, "Waiting for Kokoro TTS to complete loading");
// Listen for TTS availability changes
this.addEventListener(document, 'tts:availability', (event) => {
if (event.detail) {
const available = event.detail.available;
console.log(`TTS Player: TTS availability changed to ${available ? 'available' : 'unavailable'}`);
// If TTS becomes unavailable, disable it
if (!available) {
this.enabled = false;
// Notify UI that TTS is disabled
document.dispatchEvent(new CustomEvent('tts:stateChange', {
detail: { enabled: false, available: false }
}));
}
}
});
// Wait for the Kokoro loading promise to complete with a timeout
try {
// Add a timeout to prevent waiting forever
const timeoutPromise = new Promise(resolve => setTimeout(() => {
console.log("TTS Player: Kokoro loading timed out, continuing without Kokoro");
resolve(false);
}, 10000)); // 10 second timeout
// Race between normal completion and timeout
await Promise.race([this.kokoroLoadingPromise, timeoutPromise]);
this.reportProgress(95, "Kokoro TTS loading completed or timed out");
} catch (err) {
console.warn("TTS Player: Error waiting for Kokoro:", err);
this.reportProgress(95, "Error waiting for Kokoro, continuing anyway");
}
// Listen for TTS toggle events from UI
this.addEventListener(document, 'tts:toggle', () => {
this.toggle();
// Dispatch state change event for UI to update
document.dispatchEvent(new CustomEvent('tts:stateChange', {
detail: { enabled: this.enabled, available: ttsFactory.ttsAvailable }
}));
});
this.isInitialized = true;
// Listen for sentence ready events to preload TTS
this.addEventListener(document, 'buffer:sentence', (event) => {
if (event.detail && event.detail.sentence && this.enabled) {
// Add to preload queue
this.preloadSpeech(event.detail.sentence);
}
});
// Final status check
const ttsInfo = this.ttsFactory.getActiveTTSInfo();
if (ttsInfo.available) {
this.reportProgress(100, `TTS Player initialized using ${ttsInfo.name}`);
return true;
} else {
this.reportProgress(100, "TTS initialization complete but no voices available");
return true; // Still consider this a success, just with no voices
}
// Dispatch initial state to UI
document.dispatchEvent(new CustomEvent('tts:stateChange', {
detail: { enabled: this.enabled, available: ttsFactory.ttsAvailable }
}));
this.reportProgress(100, "TTS Player ready");
return true;
} catch (error) {
console.error("Error initializing TTS Player:", error);
this.reportProgress(100, "TTS initialization failed, continuing without TTS");
this.isInitialized = true; // Mark as initialized anyway to not block other modules
return true; // Return true to not block the application
return false;
}
}
/**
* Handle TTS ready event from the factory
* @param {CustomEvent} event - The TTS ready event
* Preload speech for a sentence
* @param {string} text - Text to preload
*/
handleTTSReadyEvent(event) {
const { available, type } = event.detail;
preloadSpeech(text) {
if (!text || !this.enabled) return;
if (available && type) {
this.reportProgress(95, `TTS system ready: ${type}`);
} else {
this.reportProgress(95, "No TTS system available");
// Don't preload if already in cache
if (this.preloadedAudio.has(text)) return;
// Add to preload queue
this.preloadQueue.push(text);
console.log(`TTS Player: Added to preload queue: "${text.substring(0, 50)}${text.length > 50 ? '...' : ''}"`);
// Start processing the queue if not already processing
if (!this.isPreloading) {
this.processPreloadQueue();
}
}
// Public API methods
/**
* Get information about the active TTS system
* @returns {Object} - TTS system info
* Process the preload queue
*/
getTTSInfo() {
if (!this.ttsFactory) return { available: false, type: 'none', name: 'None' };
return this.ttsFactory.getActiveTTSInfo();
async processPreloadQueue() {
if (this.preloadQueue.length === 0 || this.isPreloading) return;
this.isPreloading = true;
const text = this.preloadQueue.shift();
try {
// Get TTSFactory from module registry
const ttsFactory = this.getModule('tts-factory');
if (!ttsFactory) {
console.error("TTS Player: TTSFactory module not found in registry");
this.isPreloading = false;
return;
}
// Only preload if we're not currently speaking or the text is different from current speech
if (!this.isSpeaking() || (this.currentSpeech && this.currentSpeech !== text)) {
console.log(`TTS Player: Preloading speech for: "${text.substring(0, 50)}${text.length > 50 ? '...' : ''}"`);
// Use the preload method of the TTS factory if available
if (typeof ttsFactory.preloadSpeech === 'function') {
await ttsFactory.preloadSpeech(text);
this.preloadedAudio.set(text, true);
} else {
// Fallback: use normal speak method with a dummy callback
ttsFactory.speak(text, () => {
ttsFactory.stop(); // Stop immediately after generation
this.preloadedAudio.set(text, true);
});
}
}
} catch (error) {
console.warn("TTS Player: Error preloading speech:", error);
} finally {
this.isPreloading = false;
// Process next in queue if available
if (this.preloadQueue.length > 0) {
// Use requestAnimationFrame to prevent blocking
requestAnimationFrame(() => this.processPreloadQueue());
}
}
}
/**
* Toggle TTS functionality on/off
* @returns {boolean} - New TTS enabled state
*/
toggle() {
if (!this.ttsFactory) return false;
return this.ttsFactory.toggle();
}
/**
* Speak text using the active TTS system
* Speak text
* @param {string} text - Text to speak
* @param {Function} callback - Called when speech completes
* @param {Function} callback - Optional callback for when speech completes
* @returns {boolean} - True if speech started successfully
*/
speak(text, callback) {
if (!this.ttsFactory) {
console.warn("TTS Factory not available for speak");
if (callback) callback("TTS not available");
return;
speak(text, callback = null) {
if (!text) return false;
console.log(`TTS Player: Speaking "${text.substring(0, 50)}${text.length > 50 ? '...' : ''}"`, this.enabled ? "(TTS enabled)" : "(TTS disabled)");
// Store the current speech text
this.currentSpeech = text;
if (!this.enabled) {
console.log("TTS Player: TTS is disabled, not speaking");
if (callback) {
setTimeout(() => callback({ success: false, reason: 'tts_disabled' }), 0);
}
return false;
}
console.log(`TTS Player speaking: "${text}"`);
this.ttsFactory.speak(text, (result) => {
console.log("TTS Player speak complete", result);
if (callback) callback(result);
});
// Get TTSFactory from module registry
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
this.pendingCallback = callback;
// Check if this text was preloaded
const wasPreloaded = this.preloadedAudio.has(text);
if (wasPreloaded) {
console.log("TTS Player: Using preloaded speech");
this.preloadedAudio.delete(text); // Remove from cache after use
}
// Start TTS with minimal delay to synchronize with text rendering
ttsFactory.speak(text, (result) => {
// Store the completed result
this.currentSpeech = null;
// Call the callback if provided
if (this.pendingCallback) {
this.pendingCallback(result);
this.pendingCallback = null;
}
// Process next in preload queue if any
if (this.preloadQueue.length > 0 && !this.isPreloading) {
this.processPreloadQueue();
}
});
return true;
} else {
console.error("TTS Player: TTSFactory module not found in registry");
if (callback) {
setTimeout(() => callback({ success: false, reason: 'no_tts_factory' }), 0);
}
return false;
}
}
/**
* Stop any ongoing speech
* Stop speaking
*/
stop() {
if (this.ttsFactory) {
this.ttsFactory.stop();
}
}
/**
* Set voice options for the active TTS system
* @param {Object} options - Voice options
*/
setVoiceOptions(options) {
if (this.ttsFactory) {
this.ttsFactory.setVoiceOptions(options);
}
}
/**
* Set speech rate/speed
* @param {number} speed - Speech rate (0.5-2.0)
*/
setSpeed(speed) {
this.setVoiceOptions({ rate: speed });
}
/**
* Set the volume for speech
* @param {number} volume - Volume level (0.0-1.0)
*/
setVolume(volume) {
this.setVoiceOptions({ volume: volume });
}
/**
* Set the voice for speech
* @param {string} voice - Voice identifier
*/
setVoice(voice) {
this.setVoiceOptions({ voice: voice });
}
/**
* Switch to a specific TTS system
* @param {string} type - The TTS system to use ('kokoro', 'browser', or 'api')
* @returns {boolean} - Success status
*/
switchTTS(type) {
if (!this.ttsFactory) return false;
const result = this.ttsFactory.switchTTS(type);
// If the switch was successful, refresh the voice list
if (result) {
// Notify listeners that the TTS system changed
window.dispatchEvent(new CustomEvent('tts-system-changed', {
detail: {
type,
info: this.getTTSInfo()
}
}));
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
ttsFactory.stop();
}
return result;
this.currentSpeech = null;
this.pendingCallback = null;
}
/**
* Get available TTS systems
* @returns {Array<string>} - Array of available TTS system IDs
* Toggle TTS enabled state
*/
getAvailableSystems() {
if (!this.ttsFactory) return [];
const handlers = this.ttsFactory.getAvailableHandlers();
return Object.keys(handlers);
toggle() {
this.enabled = !this.enabled;
this.enable(this.enabled);
return this.enabled;
}
/**
* Get available voices for the active TTS system
* @returns {Promise<Array>} - Array of voice objects
* Enable or disable TTS
* @param {boolean} enabled - Whether TTS should be enabled
*/
async getVoices() {
if (!this.ttsFactory) return [];
return this.ttsFactory.getVoices();
enable(enabled) {
this.enabled = enabled;
console.log(`TTS Player: ${this.enabled ? 'Enabled' : 'Disabled'}`);
// Save preference if persistence manager is available
const persistenceManager = this.getModule('persistence-manager');
if (persistenceManager) {
persistenceManager.updatePreference('tts', 'enabled', this.enabled);
}
}
/**
* Is TTS enabled currently
* Check if TTS is enabled
* @returns {boolean} - Whether TTS is enabled
*/
isEnabled() {
if (!this.ttsFactory) return false;
return this.ttsFactory.isEnabled();
return this.enabled;
}
/**
* Check if TTS is currently speaking
* @returns {boolean} - Whether TTS is speaking
*/
isSpeaking() {
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
return ttsFactory.isSpeaking();
}
return false;
}
/**
* Set the voice to use
* @param {string} voice - Voice identifier
*/
setVoice(voice) {
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
ttsFactory.configure({ voice });
}
}
/**
* Set the speech rate/speed
* @param {number} speed - Speech rate (0.5-2.0)
*/
setSpeed(speed) {
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
ttsFactory.configure({ speed });
}
}
/**
* Get available voices
* @returns {Promise<Array>} - Resolves with array of voice objects
*/
async getVoices() {
const ttsFactory = this.getModule('tts-factory');
if (ttsFactory) {
return ttsFactory.getVoices();
}
return [];
}
}
@@ -264,6 +340,3 @@ moduleRegistry.register(TTSPlayer);
// Export the module
export { TTSPlayer };
// Keep a reference in window for loader system
window.TTSPlayer = TTSPlayer;