Zazama / node-id3

import { FrameBuilder } from "../FrameBuilder"

import { FrameReader } from "../FrameReader"

import type { Data } from "./type"

export const WXXX = {

    create: (data: Data) => {

        if(!(data instanceof Array)) {

            data = [data]

        }

        return Buffer.concat(data.map((udu: Data) => {

            return new FrameBuilder("WXXX")

                .appendNumber(0x01, 1)

                .appendNullTerminatedValue(udu.description, 0x01)

                .appendValue(udu.url, null)

                .getBuffer()

        }))

    },

    read: (buffer: Buffer) => {

        const reader = new FrameReader(buffer, 0)

        return {

            description: reader.consumeNullTerminatedValue('string'),

            url: reader.consumeStaticValue('string', null, 0x00)

        }

    }

}