const Store = require('electron-store')

const uuidv4 = require('uuid/v4')

const path = require('path')

class DataStore extends Store {

    constructor(setting) {

        super(setting)

        this.tracks = this.get('tracks') || []

    }

    //保存

    saveTracks() {

        this.set('tracks', this.tracks)

        return this

    }

    //获取

    getTracks() {

        return this.get('tracks') || []

    }

    addTracks(tracks) {

        //重新组装对象

        const tracksWithPops = tracks.map(track => {

            return {

                id: uuidv4(),

                path: track,

                fileName: path.basename(track)

            }

        })

        .filter(track => {

            const currentTrackPath = this.getTracks().map(track => track.path)

            return currentTrackPath.indexOf(track.path) < 0

        })

        this.tracks = [...this.tracks, ...tracksWithPops]

        return this.saveTracks()

    }

}

module.exports = DataStore，

 .filter(track => {

            const currentTrackPath = this.getTracks().map(track => track.path)

            return currentTrackPath.indexOf(track.path) < 0

        })

这段代码中this.getTracks()返回的不是数据，是一个对象，这是什么问题？谢谢