tardis-bot/tts/BaseEngine/index.js

const fs = require('fs');

module.exports = class {
	constructor(longName, fileExtension, supportedParameters = []) {
		this.longName = longName;
		this.fileExtension = fileExtension;
	}
	getInternalVoiceName(str) {
		return this.voices ? this.voices[str] : str;
	}
	getDefaultVoice() { }
	validateVoice(voice) { return this.voices ? this.voices[voice] : true; }
	async getSpeech(text, voice = this.getDefaultVoice(), params) { }
	async getSpeechFile(text, filepath, voice, params) {
		const data = await this.getSpeech(text, voice, params);
		const contents = await data.arrayBuffer();
		const buf = Buffer.from(contents);
		fs.writeFileSync(filepath, buf);
		return filepath;
	}
}