document.addEventListener('UniAppJSBridgeReady', function() {
// var lats = getQueryVariable('lat') * 1;

const peer=null;
const localStream=null;

/**
 * 初始化
 * 
 */
function initRtc() {
	//returngeocode('initRtc',1);
	
	setTimeout(() => {
		startCapture({ video:true });
	}, 1000)
	
	return;
	var peer = new RTCPeerConnection(
		{
			iceServers:[
				{
					urls:'stun:stun.l.google.com:19302',
				}
			]
		}
	);
	
	peer.onicecandidate = function (event) {
	  returngeocode('','onicecandidate');
	  if (event.candidate){
		  returngeocode('','candidate');
	  }
	}
	returngeocode(JSON.stringify(peer),2);
	const constraints = { video: true, audio: true }
	var Stream = navigator.mediaDevices.getUserMedia(constraints);
	if(Stream){
		returngeocode(Stream,3);
	}
	else{
		returngeocode(Stream,333);
	}
	let video = document.getElementById("my_video");
	video.srcObject = Stream;
	video.setAttribute('autoplay',true);
	returngeocode(video,4);
	peer.addStream(Stream)
	returngeocode('addStream',5);
	const offer = peer.createOffer({
		offerToReceiveAudio:1,
		offerToReceiveVideo:1
	});
	returngeocode(offer,6);
	//发送offer
}


async function startCapture(displayMediaOptions) {
	let stream = null;

	try {
		stream = await navigator.mediaDevices.getUserMedia(displayMediaOptions);
		video = document.createElement("video");
		video.srcObject = stream;
		video.setAttribute('autoplay', true); /* THIS */
		document.body.appendChild(video);
		document.getElementById('note').innerHTML('startCapture');
	} catch(err) {
		console.error(err);
	}
}

function returngeocode(data,type){
	uni.postMessage({
		data: {
			data:data,
			type:type
		}
	});
}
window.onload=initRtc;
});