sinProject-Inc/talk

import fs from 'fs'
import type { SoundId } from '$lib/speech/sound/sound_id'
import { SoundFilePath } from './sound_file_path'

export class SpeechSound {
    public constructor(private readonly _data: Uint8Array) {}

    public get data(): Uint8Array {
        return this._data
    }

    public get length(): number {
        return this._data.length
    }

    public get length_string(): string {
        return this.length.toString()
    }

    public static async read(sound_id: SoundId): Promise<SpeechSound> {
        const sound_file_path = SoundFilePath.from_id(sound_id)
        const sound_file_buffer = await fs.promises.readFile(sound_file_path.path)
        const sound_file_unit8_array = new Uint8Array(sound_file_buffer)
        const speech_sound = new SpeechSound(sound_file_unit8_array)

        return speech_sound
    }

    public async write(sound_id: SoundId): Promise<void> {
        const sound_file_path = SoundFilePath.from_id(sound_id)

        await fs.promises.writeFile(sound_file_path.path, this._data, 'binary')
    }
}