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/** @jsx React.DOM */ | |
'use strict'; | |
var React = require('react'), | |
{ PropTypes } = React; | |
var AudioPlayer = React.createClass({ | |
propTypes: { | |
source: PropTypes.string.isRequired, | |
isPlaying: PropTypes.bool.isRequired, | |
defaultTime: PropTypes.number, | |
onProgress: React.PropTypes.func.isRequired, | |
onTimeUpdate: React.PropTypes.func.isRequired, | |
onEnd: React.PropTypes.func.isRequired | |
}, | |
componentDidMount() { | |
var node = this.getDOMNode(); | |
node.addEventListener('progress', this.handleProgress); | |
node.addEventListener('timeupdate', this.handleTimeUpdate); | |
node.addEventListener('ended', this.handleMediaEnd); | |
this.updateIsPlaying(); | |
}, | |
componentDidUpdate(prevProps) { | |
if (prevProps.source !== this.props.source) { | |
this.updateSource(); | |
} | |
if (prevProps.isPlaying !== this.props.isPlaying) { | |
this.updateIsPlaying(); | |
} | |
if (prevProps.defaultTime !== this.props.defaultTime) { | |
this.updateCurrentTime(); | |
} | |
}, | |
componentWillUnmount() { | |
var node = this.getDOMNode(); | |
node.removeEventListener('progress', this.handleProgress); | |
node.removeEventListener('timeupdate', this.handleTimeUpdate); | |
node.removeEventListener('ended', this.handleMediaEnd); | |
}, | |
render() { | |
return ( | |
<audio preload='none'> | |
<source src={this.props.source} | |
type='audio/mpeg' /> | |
</audio> | |
); | |
}, | |
handleTimeUpdate() { | |
var node = this.getDOMNode(), | |
currentTime = node.currentTime, | |
trackDuration = node.duration; | |
this.props.onTimeUpdate({ | |
currentTime: currentTime, | |
trackDuration: trackDuration | |
}); | |
}, | |
handleMediaEnd() { | |
this.getDOMNode().currentTime = 0; | |
this.props.onEnd(); | |
}, | |
handleProgress() { | |
var node = this.getDOMNode(), | |
trackDuration = node.duration, | |
buffered = node.buffered; | |
this.props.onProgress({ | |
trackDuration: trackDuration, | |
buffered: buffered | |
}); | |
}, | |
updateCurrentTime() { | |
var node = this.getDOMNode(); | |
if (node.readyState) { | |
node.currentTime = this.props.defaultTime; | |
} | |
}, | |
updateIsPlaying() { | |
var node = this.getDOMNode(), | |
isPlaying = this.props.isPlaying; | |
if (isPlaying) { | |
node.play(); | |
} else { | |
node.pause(); | |
} | |
}, | |
updateSource() { | |
var node = this.getDOMNode(), | |
isPlaying = this.props.isPlaying; | |
node.pause(); | |
this.props.onTimeUpdate({ | |
currentTime: 0, | |
trackDuration: node.duration | |
}); | |
node.load(); | |
if (isPlaying) { | |
node.play(); | |
} | |
} | |
}); | |
module.exports = AudioPlayer; |
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