_createTracker () {
const opts = Object.assign({}, this._trackerOpts, {
infoHash: this.infoHash,
announce: this._announce,
peerId: this.peerId,
port: this._port,
userAgent: this._userAgent
})
const tracker = new Tracker(opts)
tracker.on('warning', this._onWarning)
tracker.on('error', this._onError)
tracker.on('peer', this._onTrackerPeer)
tracker.on('update', this._onTrackerAnnounce)
tracker.setInterval(this._intervalMs)
tracker.start()
return tracker
}
Discovery.prototype._createTracker = function () {
var self = this
var opts = extend(self._trackerOpts, {
infoHash: self.infoHash,
announce: self._announce,
peerId: self.peerId,
port: self._port
})
var tracker = new Tracker(opts)
tracker.on('warning', self._onWarning)
tracker.on('error', self._onError)
tracker.on('peer', self._onTrackerPeer)
tracker.on('update', self._onTrackerAnnounce)
tracker.setInterval(self._intervalMs)
tracker.start()
return tracker
}
tracker.on('peer', function (peer) {
peers.push(peer)
if (peer.connected) onConnect()
else peer.once('connect', onConnect)
function onConnect () {
peer.on('data', onMessage)
peer.on('close', onClose)
peer.on('error', onClose)
peer.on('end', onClose)
peer.send(JSON.stringify({ username: username, color: color, state: state }))
function onClose () {
peer.removeListener('data', onMessage)
peer.removeListener('close', onClose)
peer.removeListener('error', onClose)
peer.removeListener('end', onClose)
peers.splice(peers.indexOf(peer), 1)
redraw()
}
function onMessage (data) {
try {
data = JSON.parse(data)
} catch (err) {
console.error(err.message)
}
if (data.username) {
peer.username = data.username
peer.color = data.color
redraw()
}
if (data.state) {
Object.keys(data.state)
.filter(function (id) {
return !state[id]
})
.forEach(function (id) {
state[id] = data.state[id]
})
redraw()
}
if (data.pt) {
if (!state[data.i]) state[data.i] = { pts: [], color: data.color }
state[data.i].pts.push(data.pt)
redraw()
}
if (data.infoHash) {
state[data.infoHash] = data
redraw()
}
}
}
})