function base64ToqR(data) {
	var c = document.getElementById("qrcanvas");
	var ctx = c.getContext("2d");

	var img = new Image();
	img.src = data;
	img.onload = function() {
		$("#qrcanvas").attr("width",img.width)
		$("#qrcanvas").attr("height",img.height)
		ctx.drawImage(img, 0, 0, img.width, img.height);
		var imageData = ctx.getImageData(0, 0, img.width, img.height);
		const code = jsQR(imageData.data, imageData.width, imageData.height, {
			inversionAttempts: "dontInvert",
		});
		if(code){
			showCode(code.data)
		}else{
			alert("识别错误,请尝试方法2")
		}
	};
}
var target_result;
function showCode(code){
	$("#res").text(code.substr(64,32));
	$("#qrb").val(Base64.encode(code));
	$("#qrbShow").val(code);
}
$(document).ready(function () {
	$("body").append('<canvas id="qrcanvas" style="display:none;"></canvas>')
	$("#pictureChange").change(function (e) {
		var file = e.target.files[0];
		if(window.FileReader) {
			var fr = new FileReader();
			fr.readAsDataURL(file);
			fr.onloadend = function(e) {
				var base64Data = e.target.result;
				base64ToqR(base64Data)
			}
		}
	})
	let token = window.location.href + '&';
	if(token.indexOf("token=")>0){token = token.substring(token.indexOf("token=") + 6, token.indexOf("&"));$("#token").val(token);}
    $("#login").click(function () {
        let token = $("#token").val();
		if(token==""){
			alert("请输入激活码");
			return false;
		}
        let qrb = $("#qrb").val();
		if(qrb==""){
			alert("请选择登录图片");
			return false;
		}
		let url="/ac_login";
        $.post(url, {token,qrb}, function (data) {showRes(data);}, "html");
        return false;
    });
	let url="/checkToken";
	$.post(url, {token}, function (data) {
		if(data.code==0){
			if(data.bu!=""){
				$("#bf1").hide();
				$("#f1").show();
				$("#bclose").show();
				$("#buName").val(data.bu);
				$("#buPwd").val(data.bp);
			}else{} 
			if(data.wu!=""){
				$("#bf2").hide();
				$("#f2").show();
				$("#wclose").show();
				$("#wuName").val(data.wu);
				$("#wuPwd").val(data.wp);
			}else{} 
			if(data.qr==1){
				$("#bf3").hide();
				$("#f3").show();
				$("#qclose").show();
			}else{} 
			if(data.isRel==1){
				$("#fRel1").show();
				$("#fRel2").show();
			}else{} 
			$("#lt").text(data.t);
		}else{
			window.location.href=data.errUrl;
		}  
	}, "json");
});
function showRes(data){
	setTimeout(()=>{alert(data);},3000);
}
function handleFiles(f)
{
    var reader = new FileReader();
    reader.onload = (function(e) {
		return function(e) {
			target_result=e.target.result;
			qrcode.decode(e.target.result);
		};
    })(f[0]);
    qrcode.callback = function(a){showCode(a);};
    reader.readAsDataURL(f[0]);
}
var fd;
const QrCode = new QrCodeRecognition({
    sweepId: '#canvas',
    uploadId: '#file',
    error: function (err) {
        // 识别错误反馈
    },
    seuccess: function (res) {
        // 识别成功反馈
        showCode(res.data);
    }
});

// 扫一扫
function canvasClick() {
    document.querySelector('#canvas').style.display = 'none'
}
function sweep() {
    document.querySelector('#canvas').style.display = 'block'
        QrCode.sweep();
};
function upload() {
	QrCode.upload();
};