changMode() {
const mode = (this.mode + 1) % 3
this.setPlayMode(mode)
let list = null
console.log(this.sequenceList)
if (mode === playMode.random) {
list = shuffle(this.sequenceList)
} else {
list = this.sequenceList
}
// console.log(list)
// this.setPlayList(list)
},