FemScoreboard/discord/commands/tts/tts.ts

import {
    AttachmentBuilder,
    ChatInputCommandInteraction,
    SlashCommandBuilder
} from 'discord.js';
import 'dotenv/config';
import { logError } from '../../../logging';
import { requestTTSResponse } from '../../util';

const config = {
    ttsSettings: {
        pitch_change_oct: 1,
	    pitch_change_sem: 0
    }
};

async function ttsCommand(interaction: ChatInputCommandInteraction)
{
    const text = interaction.options.getString('text');
    await interaction.reply(`generating audio for "${text}"...`);
    try {
	    const audio = await requestTTSResponse(text);
	    const audioBuf = await audio.arrayBuffer();
	    const audioFile = new AttachmentBuilder(Buffer.from(audioBuf)).setName('mikuified.wav');
	    await interaction.editReply({
		    files: [audioFile]
	    });
    } catch (err) {
	    await interaction.editReply(`Error: ${err}`);
        logError(`Error while generating TTS: ${err}`);
    }
}

export = {
    data: new SlashCommandBuilder()
        .setName('tts')
        .setDescription('Read text in Miku\'s voice')
        .addStringOption(
            opt => opt.setName('text').setDescription('Text').setRequired(true)
        ),
    execute: ttsCommand,
    config: config
};