437 lines
19 KiB
JavaScript
437 lines
19 KiB
JavaScript
import { saveTtsProviderSettings } from './index.js';
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import { event_types, eventSource, getRequestHeaders } from '/script.js';
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import { SECRET_KEYS, secret_state, writeSecret } from '/scripts/secrets.js';
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import { getBase64Async } from '/scripts/utils.js';
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export { ElevenLabsTtsProvider };
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class ElevenLabsTtsProvider {
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settings;
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voices = [];
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separator = ' ... ... ... ';
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defaultSettings = {
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stability: 0.75,
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similarity_boost: 0.75,
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style_exaggeration: 0.00,
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speaker_boost: true,
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speed: 1.0,
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model: 'eleven_turbo_v2_5',
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voiceMap: {},
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};
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get settingsHtml() {
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let html = `
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<div class="elevenlabs_tts_settings">
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<div class="flex-container alignItemsBaseline">
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<h4 for="elevenlabs_tts_key" class="flex1 margin0">
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<a href="https://elevenlabs.io/app/developers/api-keys" target="_blank">ElevenLabs TTS Key</a>
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</h4>
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<div id="elevenlabs_tts_key" class="menu_button menu_button_icon manage-api-keys" data-key="api_key_elevenlabs">
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<i class="fa-solid fa-key"></i>
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<span>Click to set</span>
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</div>
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</div>
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<label for="elevenlabs_tts_model">Model</label>
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<select id="elevenlabs_tts_model" class="text_pole">
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<option value="eleven_v3">Eleven v3</option>
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<option value="eleven_ttv_v3">Eleven ttv v3</option>
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<option value="eleven_multilingual_v2">Multilingual v2</option>
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<option value="eleven_flash_v2_5">Eleven Flash v2.5</option>
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<option value="eleven_turbo_v2_5">Turbo v2.5</option>
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<option value="eleven_multilingual_ttv_v2">Multilingual ttv v2</option>
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<option value="eleven_monolingual_v1">English v1 (Old)</option>
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<option value="eleven_multilingual_v1">Multilingual v1 (Old)</option>
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<option value="eleven_turbo_v2">Turbo v2 (Old)</option>
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</select>
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<label for="elevenlabs_tts_stability">Stability: <span id="elevenlabs_tts_stability_output"></span></label>
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<input id="elevenlabs_tts_stability" type="range" value="${this.defaultSettings.stability}" min="0" max="1" step="0.01" />
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<label for="elevenlabs_tts_similarity_boost">Similarity Boost: <span id="elevenlabs_tts_similarity_boost_output"></span></label>
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<input id="elevenlabs_tts_similarity_boost" type="range" value="${this.defaultSettings.similarity_boost}" min="0" max="1" step="0.01" />
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<label for="elevenlabs_tts_speed">Speed: <span id="elevenlabs_tts_speed_output"></span></label>
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<input id="elevenlabs_tts_speed" type="range" value="${this.defaultSettings.speed}" min="0.7" max="1.2" step="0.01" />
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<div id="elevenlabs_tts_v2_options" style="display: none;">
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<label for="elevenlabs_tts_style_exaggeration">Style Exaggeration: <span id="elevenlabs_tts_style_exaggeration_output"></span></label>
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<input id="elevenlabs_tts_style_exaggeration" type="range" value="${this.defaultSettings.style_exaggeration}" min="0" max="1" step="0.01" />
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<label for="elevenlabs_tts_speaker_boost">Speaker Boost:</label>
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<input id="elevenlabs_tts_speaker_boost" style="display: inline-grid" type="checkbox" />
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</div>
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<hr>
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<div id="elevenlabs_tts_voice_cloning">
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<span>Instant Voice Cloning</span><br>
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<input id="elevenlabs_tts_voice_cloning_name" type="text" class="text_pole" placeholder="Voice Name"/>
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<input id="elevenlabs_tts_voice_cloning_description" type="text" class="text_pole" placeholder="Voice Description"/>
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<input id="elevenlabs_tts_voice_cloning_labels" type="text" class="text_pole" placeholder="Labels"/>
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<div class="menu_button menu_button_icon" id="upload_audio_file">
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<i class="fa-solid fa-file-import"></i>
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<span>Upload Audio Files</span>
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</div>
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<input id="elevenlabs_tts_audio_files" type="file" name="audio_files" accept="audio/*" style="display: none;" multiple>
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<div id="elevenlabs_tts_selected_files_list"></div>
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<input id="elevenlabs_tts_clone_voice_button" class="menu_button menu_button_icon" type="button" value="Clone Voice">
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</div>
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<hr>
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</div>
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`;
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return html;
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}
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constructor() {
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this.handler = async function (/** @type {string} */ key) {
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if (key !== SECRET_KEYS.ELEVENLABS) return;
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$('#elevenlabs_tts_key').toggleClass('success', !!secret_state[SECRET_KEYS.ELEVENLABS]);
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await this.fetchTtsVoiceObjects();
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}.bind(this);
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}
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dispose() {
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[event_types.SECRET_WRITTEN, event_types.SECRET_DELETED, event_types.SECRET_ROTATED].forEach(event => {
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eventSource.removeListener(event, this.handler);
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});
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}
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shouldInvolveExtendedSettings() {
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// Models that support extended settings (style_exaggeration, speaker_boost)
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const modelsWithExtendedSettings = [
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'eleven_v3',
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'eleven_ttv_v3',
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'eleven_multilingual_v2',
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'eleven_multilingual_ttv_v2',
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];
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return modelsWithExtendedSettings.includes(this.settings.model);
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}
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onSettingsChange() {
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// Update dynamically
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this.settings.stability = $('#elevenlabs_tts_stability').val();
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this.settings.similarity_boost = $('#elevenlabs_tts_similarity_boost').val();
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this.settings.style_exaggeration = $('#elevenlabs_tts_style_exaggeration').val();
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this.settings.speaker_boost = $('#elevenlabs_tts_speaker_boost').is(':checked');
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this.settings.speed = $('#elevenlabs_tts_speed').val();
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this.settings.model = $('#elevenlabs_tts_model').find(':selected').val();
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$('#elevenlabs_tts_stability_output').text(Math.round(this.settings.stability * 100) + '%');
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$('#elevenlabs_tts_similarity_boost_output').text(Math.round(this.settings.similarity_boost * 100) + '%');
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$('#elevenlabs_tts_style_exaggeration_output').text(Math.round(this.settings.style_exaggeration * 100) + '%');
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$('#elevenlabs_tts_speed_output').text(this.settings.speed + 'x');
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$('#elevenlabs_tts_v2_options').toggle(this.shouldInvolveExtendedSettings());
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saveTtsProviderSettings();
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}
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async loadSettings(settings) {
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// Pupulate Provider UI given input settings
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if (Object.keys(settings).length == 0) {
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console.info('Using default TTS Provider settings');
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}
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// Only accept keys defined in defaultSettings
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this.settings = this.defaultSettings;
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// Migrate old settings
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if (settings['multilingual'] !== undefined) {
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settings.model = settings.multilingual ? 'eleven_multilingual_v1' : 'eleven_monolingual_v1';
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delete settings['multilingual'];
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}
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if (Object.hasOwn(settings, 'apiKey')) {
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if (settings.apiKey && !secret_state[SECRET_KEYS.ELEVENLABS]){
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await writeSecret(SECRET_KEYS.ELEVENLABS, settings.apiKey);
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}
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delete settings['apiKey'];
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}
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$('#elevenlabs_tts_key').toggleClass('success', !!secret_state[SECRET_KEYS.ELEVENLABS]);
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[event_types.SECRET_WRITTEN, event_types.SECRET_DELETED, event_types.SECRET_ROTATED].forEach(event => {
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eventSource.on(event, this.handler);
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});
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for (const key in settings) {
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if (key in this.settings) {
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this.settings[key] = settings[key];
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} else {
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throw `Invalid setting passed to TTS Provider: ${key}`;
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}
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}
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$('#elevenlabs_tts_stability').val(this.settings.stability);
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$('#elevenlabs_tts_similarity_boost').val(this.settings.similarity_boost);
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$('#elevenlabs_tts_style_exaggeration').val(this.settings.style_exaggeration);
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$('#elevenlabs_tts_speaker_boost').prop('checked', this.settings.speaker_boost);
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$('#elevenlabs_tts_speed').val(this.settings.speed);
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$('#elevenlabs_tts_model').val(this.settings.model);
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$('#elevenlabs_tts_similarity_boost').on('input', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_stability').on('input', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_style_exaggeration').on('input', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_speaker_boost').on('change', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_speed').on('input', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_model').on('change', this.onSettingsChange.bind(this));
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$('#elevenlabs_tts_stability_output').text(Math.round(this.settings.stability * 100) + '%');
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$('#elevenlabs_tts_similarity_boost_output').text(Math.round(this.settings.similarity_boost * 100) + '%');
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$('#elevenlabs_tts_style_exaggeration_output').text(Math.round(this.settings.style_exaggeration * 100) + '%');
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$('#elevenlabs_tts_speed_output').text(this.settings.speed + 'x');
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$('#elevenlabs_tts_v2_options').toggle(this.shouldInvolveExtendedSettings());
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try {
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await this.checkReady();
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console.debug('ElevenLabs: Settings loaded');
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} catch {
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console.debug('ElevenLabs: Settings loaded, but not ready');
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}
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this.setupVoiceCloningMenu();
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}
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// Perform a simple readiness check by trying to fetch voiceIds
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async checkReady() {
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await this.fetchTtsVoiceObjects();
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}
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async onRefreshClick() {
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await this.fetchTtsVoiceObjects();
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}
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setupVoiceCloningMenu() {
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const audioFilesInput = /** @type {HTMLInputElement} */ (document.getElementById('elevenlabs_tts_audio_files'));
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const selectedFilesListElement = document.getElementById('elevenlabs_tts_selected_files_list');
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const cloneVoiceButton = document.getElementById('elevenlabs_tts_clone_voice_button');
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const uploadAudioFileButton = document.getElementById('upload_audio_file');
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const voiceCloningNameInput = /** @type {HTMLInputElement} */ (document.getElementById('elevenlabs_tts_voice_cloning_name'));
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const voiceCloningDescriptionInput = /** @type {HTMLInputElement} */ (document.getElementById('elevenlabs_tts_voice_cloning_description'));
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const voiceCloningLabelsInput = /** @type {HTMLInputElement} */ (document.getElementById('elevenlabs_tts_voice_cloning_labels'));
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const updateCloneVoiceButtonVisibility = () => {
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cloneVoiceButton.style.display = audioFilesInput.files.length > 0 ? 'inline-block' : 'none';
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};
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const clearSelectedFiles = () => {
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audioFilesInput.value = '';
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selectedFilesListElement.innerHTML = '';
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updateCloneVoiceButtonVisibility();
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};
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uploadAudioFileButton.addEventListener('click', () => {
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audioFilesInput.click();
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});
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audioFilesInput.addEventListener('change', () => {
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selectedFilesListElement.innerHTML = '';
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for (const file of audioFilesInput.files) {
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const listItem = document.createElement('div');
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listItem.textContent = file.name;
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selectedFilesListElement.appendChild(listItem);
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}
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updateCloneVoiceButtonVisibility();
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});
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cloneVoiceButton.addEventListener('click', async () => {
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const voiceName = voiceCloningNameInput.value.trim();
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const voiceDescription = voiceCloningDescriptionInput.value.trim();
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const voiceLabels = voiceCloningLabelsInput.value.trim();
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if (!voiceName) {
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toastr.error('Please provide a name for the cloned voice.');
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return;
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}
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try {
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await this.addVoice(voiceName, voiceDescription, voiceLabels);
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toastr.success('Voice cloned successfully. Hit reload to see the new voice in the voice listing.');
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clearSelectedFiles();
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voiceCloningNameInput.value = '';
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voiceCloningDescriptionInput.value = '';
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voiceCloningLabelsInput.value = '';
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} catch (error) {
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toastr.error(`Failed to clone voice: ${error.message}`);
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}
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});
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updateCloneVoiceButtonVisibility();
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}
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/**
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* Get voice object by name
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* @param {string} voiceName Voice name to look up
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* @returns {Promise<Object>} Voice object
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*/
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async getVoice(voiceName) {
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if (this.voices.length == 0) {
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this.voices = await this.fetchTtsVoiceObjects();
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}
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const match = this.voices.filter(
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elevenVoice => elevenVoice.name == voiceName,
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)[0];
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if (!match) {
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throw `TTS Voice name ${voiceName} not found in ElevenLabs account`;
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}
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return match;
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}
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/**
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* Generate TTS audio
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* @param {string} text Text to synthesize
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* @param {string} voiceId Voice ID to use for synthesis
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* @returns {Promise<Response>} Response object containing audio data
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*/
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async generateTts(text, voiceId) {
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const historyId = await this.findTtsGenerationInHistory(text, voiceId);
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if (historyId) {
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console.debug(`Found existing TTS generation with id ${historyId}`);
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return await this.fetchTtsFromHistory(historyId);
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} else {
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console.debug('No existing TTS generation found, requesting new generation');
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return await this.fetchTtsGeneration(text, voiceId);
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}
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}
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/**
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* Find existing TTS generation in history
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* @param {string} message Message text used for TTS generation
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* @param {string} voiceId Voice ID used for TTS generation
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* @returns {Promise<string>} History item ID if found, empty string otherwise
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*/
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async findTtsGenerationInHistory(message, voiceId) {
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const ttsHistory = await this.fetchTtsHistory();
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for (const history of ttsHistory) {
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const text = history.text;
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const itemId = history.history_item_id;
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if (message === text && history.voice_id == voiceId) {
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console.info(`Existing TTS history item ${itemId} found: ${text} `);
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return itemId;
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}
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}
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return '';
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}
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async fetchTtsVoiceObjects() {
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const response = await fetch('/api/speech/elevenlabs/voices', {
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method: 'POST',
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headers: getRequestHeaders({ omitContentType: true }),
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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const responseJson = await response.json();
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return responseJson.voices;
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}
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async fetchTtsVoiceSettings() {
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const response = await fetch('/api/speech/elevenlabs/voice-settings', {
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method: 'POST',
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headers: getRequestHeaders({ omitContentType: true }),
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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return response.json();
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}
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/**
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* Fetch new TTS generation from ElevenLabs API
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* @param {string} text Text to synthesize
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* @param {string} voiceId Voice ID to use for synthesis
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* @returns {Promise<Response>} Response object containing audio data
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*/
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async fetchTtsGeneration(text, voiceId) {
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let model = this.settings.model ?? 'eleven_monolingual_v1';
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console.info(`Generating new TTS for voice_id ${voiceId}, model ${model}`);
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const request = {
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model_id: model,
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text: text,
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voice_settings: {
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stability: Number(this.settings.stability),
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similarity_boost: Number(this.settings.similarity_boost),
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speed: Number(this.settings.speed),
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},
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};
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if (this.shouldInvolveExtendedSettings()) {
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request.voice_settings.style = Number(this.settings.style_exaggeration);
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request.voice_settings.use_speaker_boost = Boolean(this.settings.speaker_boost);
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}
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const response = await fetch('/api/speech/elevenlabs/synthesize', {
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method: 'POST',
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headers: getRequestHeaders(),
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body: JSON.stringify({
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voiceId: voiceId,
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request: request,
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}),
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});
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if (!response.ok) {
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toastr.error(response.statusText, 'TTS Generation Failed');
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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return response;
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}
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/**
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* Fetch existing TTS audio from history
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* @param {string} historyItemId History item ID to fetch audio for
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* @returns {Promise<Response>} Response object containing audio data
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*/
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async fetchTtsFromHistory(historyItemId) {
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console.info(`Fetched existing TTS with history_item_id ${historyItemId}`);
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const response = await fetch('/api/speech/elevenlabs/history-audio', {
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method: 'POST',
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headers: getRequestHeaders(),
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body: JSON.stringify({
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historyItemId: historyItemId,
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}),
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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return response;
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}
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/**
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* Fetch TTS generation history
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* @returns {Promise<Array>} Array of TTS history items
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*/
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async fetchTtsHistory() {
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const response = await fetch('/api/speech/elevenlabs/history', {
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method: 'POST',
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headers: getRequestHeaders({ omitContentType: true }),
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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const responseJson = await response.json();
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return responseJson.history;
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}
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/**
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* Add a new voice via ElevenLabs API
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* @param {string} name Voice name
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* @param {string} description Voice description
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* @param {string} labels Voice labels
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* @returns {Promise<Object>} Newly created voice object
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*/
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async addVoice(name, description, labels) {
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const audioFilesInput = /** @type {HTMLInputElement} */ (document.getElementById('elevenlabs_tts_audio_files'));
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if (!(audioFilesInput instanceof HTMLInputElement) || audioFilesInput.files.length === 0) {
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throw new Error('No audio files selected for voice cloning.');
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}
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const data = {
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name: name,
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description: description,
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labels: labels,
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files: [],
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};
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for (const file of audioFilesInput.files) {
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const base64Data = await getBase64Async(file);
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data.files.push(base64Data);
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}
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const response = await fetch('/api/speech/elevenlabs/voices/add', {
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method: 'POST',
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headers: getRequestHeaders(),
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body: JSON.stringify(data),
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}. See server console for details.`);
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}
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return await response.json();
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}
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}
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