@dderevjanik/termux-api/src/scripts/termux-tts-engines.ts

This library allows you to interact with your Android device from Node.js using termux-api

import { exec } from "child_process";

/**
 * Represents the TTS (Text-to-Speech) engine information.
 */
export interface TTSEngine {
  /**
   * The name of the TTS engine.
   * @example "com.google.android.tts"
   */
  name: string;

  /**
   * The label of the TTS engine.
   * @example "Speech Recognition and Synthesis from Google"
   */
  label: string;

  /**
   * Indicates if this is the default TTS engine.
   * @example true
   */
  default: boolean;
}

/**
 * Represents the TTS engines information.
 */
export interface TTSEnginesInfo {
  /**
   * List of TTS engines.
   */
  engines: TTSEngine[];
}

/**
 * Get information about the available text-to-speech (TTS) engines.
 * The name of an engine may be given to the termux-tts-speak
 */
export async function ttsEngines(): Promise<TTSEnginesInfo> {
  return new Promise<TTSEnginesInfo>((resolve, reject) => {
    const command = `termux-tts-engines`;
    exec(command, (error, stdout, stderr) => {
      if (error) {
        return reject(`Error: ${error.message}`);
      }
      if (stderr) {
        return reject(`Error: ${stderr}`);
      }
      const output = stdout.trim();
      const enginesInfo: TTSEnginesInfo = JSON.parse(output);
      return resolve(enginesInfo);
    });
  });
}