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export default class AudioPlayer {
files = {}
players = {}
load(graph) {
this.files = graph.uploads
.filter(upload => upload.tag === 'audio')
.reduce((accumulator, item) => {
accumulator[item.id] = item
return accumulator
}, {})
console.log(this.files)
}
playPage(page) {
console.log(page.settings)
const { background_audio_id, restart_audio } = page.settings
if (background_audio_id in this.files) {
this.playFile({
item: this.files[background_audio_id],
restart: !!restart_audio,
})
}
}
playFile({ item, restart, loop }) {
return new Promise((resolve, reject) => {
const { id, url } = item
console.log('play >>', id, url)
if (id in this.players) {
if (restart) {
this.players[id].currentTime = 0
this.players[id].play()
return resolve()
}
return reject()
}
const player = document.createElement('audio')
const handleEnded = () => {
unbind()
resolve()
}
const handleError = (error) => {
console.error(error)
unbind()
reject(error)
}
const bind = () => {
player.addEventListener('ended', handleEnded)
player.addEventListener('error', handleError)
this.players[id] = player
}
const unbind = () => {
player.removeEventListener('ended', handleEnded)
player.removeEventListener('error', handleError)
delete this.players[id]
}
const start = () => {
player.src = url
player.play()
}
bind()
start()
})
}
}
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