import BaseChannel from './Base'

export default class ChatChannel extends BaseChannel {
    isCapturing = false
    isPaused = true

    onOpen(event) {
        super.onOpen(event)
        // console.log('xCloudPlayer Channel/Control.ts - ['+this._channelName+'] onOpen:', event)
    }

    start() {
        // Do nothing
    }
    
    onMessage(event) {
        console.log('xCloudPlayer Channel/Chat.ts - ['+this._channelName+'] onMessage:', event)

        const jsonMessage = JSON.parse(event.data)
        console.log('xCloudPlayer Channel/Chat.ts - Received json:', jsonMessage)
    }

    onClose(event) {
        super.onClose(event)
        // console.log('xCloudPlayer Channel/Control.ts - ['+this._channelName+'] onClose:', event)
    }

    startMic() {
        console.log('xCloudPlayer Channel/Chat.ts - Enabling Microphone')

        if(this.isCapturing === false){
            console.log('Start chat...')
            
            navigator.mediaDevices.getUserMedia({
                audio: {
                    channelCount: 1,
                    sampleRate: 24e3,
                },
            }).then((stream) => {
                this.isCapturing = true

                const audioTracks = stream.getAudioTracks()
                if (audioTracks.length > 0) {
                    console.log(`Using Audio device: ${audioTracks[0].label}`)
                } else {
                    console.log('No Audio device:', audioTracks)
                }

                stream.getTracks().forEach(track => {
                    this._client._webrtcClient?.addTrack(track, stream)
                })

                this._client.sdpNegotiationChat()

            }).catch(e => {
                alert(`getUserMedia() error: ${e.name}`)
                this.isCapturing = false
            })
        }

        this.isPaused = false
    }

    stopMic() {
        console.log('xCloudPlayer Channel/Chat.ts - Disabling Microphone')
        const senders = this._client._webrtcClient?.getSenders()
        for(const sender in senders){
            if(senders[sender].track !== null){
                if(senders[sender].track?.kind === 'audio'){
                    this._client._webrtcClient?.removeTrack(senders[sender])
                }
            }
        }
        
        this.isCapturing = false
        this.isPaused = true
    }
}