<!-- 线上合同 -->

<template>
	<view class="content">

		<view class="authentication_top">
			<image v-if="PreviewContract" :src="contractImg" mode="widthFix"></image>
			<!-- 创建合成画布 -->
			<view class="bgCoverBox" v-if="publish"><canvas :style="{width:height +'px',height:width +'px'}" canvas-id="mycontract" class="canvsborder2"></canvas></view>
			<!-- 创建合成画布 -->
		</view>
		<!-- <view class="authentication_bottom" v-if="NavAutograph" style="background:#ffe9e9" @click="agreeSign">
			<button style="color:#f00">我已阅读上述内容，下一步>></button>
		</view> -->
		<view class="authentication_bottom" v-if="NavAutograph" style="background:#ffe9e9" @click="agreeSign">
			<button style="color:#f00">我已阅读上述内容，下一步>></button>
		</view>
		<view class="authentication_fun" v-if="Navpreservation" style="background:#fff; ">
			<button style="color:#fd972e;"  @click="SigningCompleted">签署完成，去提交>></button>
		</view>
		<!-- 填写信息 -->
		<view class="inforMation" v-if="Mation == true">
			<view class="in-input">
				<view class="in-left">姓名：</view>
				<view class="in-right">
					<input type="text" placeholder="委托人姓名" v-model="wtr">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">身份证号：</view>
				<view class="in-right">
					<input type="text" placeholder="委托人身份证号" v-model="sfz">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">车牌号：</view>
				<view class="in-right">
					<input type="text" placeholder="委托人车牌号" v-model="carNum">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">路段名称：</view>
				<view class="in-right">
					<input type="text" placeholder="委托人路段名称" v-model="position">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">车主联系电话：</view>
				<view class="in-right">
					<input type="text" placeholder="委托人电话" v-model="phone">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">承保公司：</view>
				<view class="in-right">
					<input type="text" placeholder="承保公司名称" v-model="cbgs">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">查勘员联系电话：</view>
				<view class="in-right">
					<input type="text" placeholder="查勘员联系电话" v-model="kcyPhone">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">有无路产：</view>
				<view class="in-right">
					<input type="text" placeholder="有/无" v-model="lc">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">有无人伤：</view>
				<view class="in-right">
					<input type="text" placeholder="有无" v-model="rs">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">施救情况：</view>
				<view class="in-right">
					<input type="text" placeholder="施救情况" v-model="sjqk">
				</view>
			</view>
			<view class="in-input">
				<view class="in-left">经办人：</view>
				<view class="in-right">
					<input type="text" placeholder="经办人" v-model="jbr">
				</view>
			</view>
			<view class="anniu" @click="getsignature()">
				<text>下一步</text>
			</view>
		</view>
		<!-- 签字弹窗 status -->
		<view class="signMask" v-if="autographStatus">
			<view class="sigh-btns">
				<button class="btn" @tap="handleCancel">取消</button>
				<button class="btn" @tap="handleReset">重写</button>
				<button class="btn" @tap="handleConfirm">确认</button>
			</view>
			<view class="sign-box">
				<canvas class="mycanvas" :style="{width:width +'px',height:height +'px'}" canvas-id="mycanvas"
					@touchstart="touchstart" @touchmove="touchmove" @touchend="touchend"></canvas>
				<canvas canvas-id="camCacnvs" :style="{width:height +'px',height:width +'px'}"
					class="canvsborder"></canvas>
			</view>
		</view>

		<!-- 签字弹窗 end -->

	</view>
</template>
<script>
	var x = 20;
	var y = 20;
	var tempPoint = []; //用来存放当前画纸上的轨迹点
	var id = 0;
	var type = '';
	let that;
	let canvasw;
	let canvash;
	export default {
		data() {
			return {
				wtr:'',
				sfz:'',
				position:'',
				carNum:'',
				phone:'',
				cbgs:'',
				kcyPhone:'',
				lc:'',
				rs:'',
				sjqk:'',
				jbr:'',
				signImage:'',
				Mation:false,
				contractImg: '../../static/images/ppg.jpg', //合同路径
				ctx: '', //绘图图像
				points: [], //路径点集合,
				width: 0,
				height: 0,
				autographStatus: false,
				publish: false,
				PreviewContract:true,
				NavAutograph: true,
				Navpreservation:false
			}
		},
		onLoad(option) {
			this.contractImg = this.$imgurl + '/profile/template/contractTemplate.png'
			that = this;
			id = option.id;
			type = option.type;
			this.ctx = uni.createCanvasContext('mycanvas', this); //创建绘图对象
			//设置画笔样式
			this.ctx.lineWidth = 4;
			this.ctx.lineCap = 'round';
			this.ctx.lineJoin = 'round';
			uni.getSystemInfo({
				success: function(res) {
					
					that.width = res.windowWidth * 0.8;
					that.height = res.windowHeight * 0.85;
				}
			});
		},
		onShow() {
			const t = this;
			uni.getStorage({
				key: 'autograph_key',
				success: function (res) {
					if( res.data !== '' ){
						t.contractImg = res.data
						t.PreviewContract = true;
						t.publish = false;
						t.NavAutograph = false
					}
				}
			});				
		},		
		
		methods: {
			
			// agreeSign() {
			// 	this.autographStatus = true;
			// },
			agreeSign() {
			this.Mation = true
			},
			getsignature(){
				console.log(
				this.wtr,
				this.sfz,
				this.position,
				this.carNum,
				this.phone,
				this.cbgs,
				this.kcyPhone,
				this.lc,
				this.rs,
				this.sjqk,
				this.jbr,
				);
				if(	this.wtr == '' || this.sfz== '' || this.position== '' || this.carNum== '' || this.phone== '' || this.cbgs== '' || this.kcyPhone== '' || this.lc== '' || this.rs== '' || this.sjqk== '' || this.jbr== '' ){
					uni.showToast({
						title: '上述内容均为必填项 不可为空',
						icon: 'none',
						duration: 2000
					});
					return;
				};
					this.autographStatus = true;
			},

			//触摸开始，获取到起点
			touchstart: function(e) {
				let startX = e.changedTouches[0].x;
				let startY = e.changedTouches[0].y;
				let startPoint = {
					X: startX,
					Y: startY
				};
				/* **************************************************
				#由于uni对canvas的实现有所不同，这里需要把起点存起来
			 * **************************************************/
				this.points.push(startPoint);

				//每次触摸开始，开启新的路径
				this.ctx.beginPath();
			},
			//触摸移动，获取到路径点
			touchmove: function(e) {
				let moveX = e.changedTouches[0].x;
				let moveY = e.changedTouches[0].y;
				let movePoint = {
					X: moveX,
					Y: moveY
				};
				this.points.push(movePoint); //存点
				let len = this.points.length;
		 	if (len >= 2) {
					this.draw(); //绘制路径
				}
				tempPoint.push(movePoint);
			},
			// 触摸结束，将未绘制的点清空防止对后续路径产生干扰
			touchend: function() {
				this.points = [];
			},
			/* ***********************************************	
					#   绘制笔迹
					#   1.为保证笔迹实时显示，必须在移动的同时绘制笔迹
					#   2.为保证笔迹连续，每次从路径集合中区两个点作为起点（moveTo）和终点(lineTo)
					#   3.将上一次的终点作为下一次绘制的起点（即清除第一个点）
					************************************************ */
					
			draw: function() {
				let point1 = this.points[0];
				let point2 = this.points[1];
				this.points.shift();
				this.ctx.moveTo(point1.X, point1.Y);
				this.ctx.lineTo(point2.X, point2.Y);
				this.ctx.stroke();
				this.ctx.draw(true);
			},
			handleCancel() {
				uni.navigateBack({
					delta: 1
				});
			},
			//清空画布
			handleReset: function() {
				console.log('handleReset');
				that.ctx.clearRect(0, 0, that.width, that.height);
				that.ctx.draw(true);
				tempPoint = [];
			},
	
			//将签名笔迹上传到服务器，并将返回来的地址存到本地
			async handleConfirm() {
				const t = this;
				if (tempPoint.length == 0) {
					uni.showToast({
						title: '请先签名',
						icon: 'none',
						duration: 2000
					});
					return;
				}
				uni.showLoading({
					title: '生成中'
				});
				uni.canvasToTempFilePath({
					canvasId: 'mycanvas',
					success: function(res) {
						// console.log('点击确认返回',res);
						let tempPath = res.tempFilePath;
						const ctx = uni.createCanvasContext('camCacnvs', that);
						ctx.translate(0, that.width);
						ctx.rotate((-90 * Math.PI) / 180);
						ctx.drawImage(tempPath, 0, 0, that.width, that.height);
						ctx.draw();
						setTimeout(() => {
							//保存签名图片到本地
							uni.canvasToTempFilePath({
									canvasId: 'camCacnvs',
									success: function(res) {
										//这是签名图片文件的本地临时地址
										t.objectURLToBlob(res)
										// console.log('这是签名图片文件的本地临时地址',res);
										let path = res.tempFilePath;
										// console.log(path, "保存签名图片到本地")
										t.autographStatus = false
										// 开始合成
							
									},
									// fail: err => {
									// 	// console.log('fail', err);
									// }
								},
								this
							);
						}, 200);
					}
				});
				uni.hideLoading();
				// 请求上传
	
			
				
			},
			
			async shangchuang(imgs){
				const resx = await this.$request({
					method:'post',
					url:'/system/history',
					data:{
						sfz:this.sfz,
						position:this.position,
						carNum:this.carNum,
						phone:this.phone,
						cbgs:this.cbgs,
						kcyPhone:this.kcyPhone,
						lc:this.lc,
						rs:this.rs,
						sjqk:this.sjqk,
						jbr:this.jbr,
						signImage:imgs
					}
				})
				console.log('11111',resx);
				if(resx.code == 200){
					uni.showToast({
						title:'提交成功',
						icon:'none',
						duration: 2000
					})
					uni.switchTab({
						url: '/pages/tapBar/index/index'
					});
					
				}
				if(resx.code != 200){
					uni.showToast({
						title:'网络不佳 请稍后在试'+resx.code,
						icon:'none',
						duration: 2000
					})
					return
				}
			},
		
			 objectURLToBlob(url) {
							// console.log(url.tempFilePath,'121212')
				            uni.request({
				                url: url.tempFilePath,
				                method: "GET",
				                responseType: "arraybuffer",
				                success: (ress) => {
										console.log(ress);
									const base64 = uni.arrayBufferToBase64(ress.data)
				                   // console.log('data:image/png;base64,'+ base64,'signFile')
								   let imgs  ='data:image/png;base64,'+ base64
								   this.shangchuang(imgs)
				                },
				                fail: (res) => reject(res.errMsg),
				            });

			},

			preservationImg(){
				const t = this;
				uni.downloadFile({
					url: t.contractImg,
					success: res => {
						if (res.statusCode == 200) {
							uni.saveImageToPhotosAlbum({
								filePath: res.tempFilePath,
								success: function() {
									uni.showToast({
										title: '保存成功',
										icon: 'none',
										duration: 2000
									});
								},
								fail: function() {
									uni.showToast({
										title: '保存失败',
										icon: 'none',
										duration: 2000
									});
								}
							});
						} else {
							uni.showToast({
								title: '第三方网络错误',
								icon: 'none',
								duration: 2000
							});
						}
					}
				});
			},
			SigningCompleted(){
				uni.showToast({
					title:'您发起了提交',
					icon:'none'
				})
				
				const t = this;
				let ImgType = t.contractImg.split(".")
				uni.getFileSystemManager().readFile({
					  filePath: t.contractImg,
					  encoding: 'base64',
					  success: async(res) =>{
						  t.contractImg = 'data:image/png;base64,' + res.data;
						  uni.showLoading ({
							  title: '提交中',
						  });
						  console.log(res.data)
						  return
						   const result = await t.$req("/user/upload/img",{
							   uid: t.user.uid,
							   type: ImgType[1],
							   img: res.data,
							   place: 'sign',
							})
							let rd = result.data
							// console.log(rd)
							if(rd.code == 0){
								let data = rd.data
								t.contractImg = data.url;								
								uni.hideLoading();
								uni.setStorage({
									key: 'autograph_key',
									data: t.contractImg,
									success: function () {
										console.log("签字",'success');
									}
								});
								uni.navigateBack({ delta: 1 });    // 返回上一页								
							}
					  }
				})				
			},
			ReSign:function(){
				// console.log(this.ctx)
				this.autographStatus = true
			}
		}
	}
</script>
<style>
.anniu{ width: 95%; height: 40px; margin: 0 auto; border-radius: 6px; display: flex; justify-content: center; align-items: center; color: #333333;
background: linear-gradient(105deg, #FFE3AC 0%, #F3BA60 98%); margin-top: 10px;}
.inforMation{width:100%; height: 100%;  background:#F6F6F6;position:fixed;top:0;left:0;right:0;
	box-sizing: border-box; }
.in-input{background-color: white; width: 100%;border-bottom: 1px solid #E8E8E8; display: flex; justify-content: space-between;
	align-items: center; box-sizing: border-box;padding: 10px;}
.in-left{font-size: 14px;font-weight: bold;color: #333333;}
.in-right{font-size: 14px;font-weight: 400;color: #C2C2C2; text-align: right;}
.authentication_top{width:100%;height:90%;position:fixed;top:0;left:0;right:0;margin:auto;overflow-y:scroll;padding-bottom:40rpx}
.authentication_top image{width:100%;display:inline-block}
.authentication_bottom{width:100%;height:10%;position:fixed;bottom:0;left:0;right:0;margin:auto;display:flex;flex-direction:column;justify-content:center;align-items:center;background:#ffe9e9}
.authentication_bottom button{background:0 0;border:none;font-size:15px;color:red;width:100%;text-align:center}
.authentication_bottom button:after{display:none}
.authentication_fun{width:100%;height:10%;position:fixed;bottom:30rpx;left:0;right:0;margin:auto;display:flex;flex-direction:row;justify-content:center;align-items:center;background:#ffe9e9;padding:0 3%;width:90%;border-radius:50px;box-shadow:0 3px 13px rgba(0,0,0,.2);border:4px solid #fd972e;box-sizing:border-box}
.authentication_fun button{border:none;font-size:15px;background:0 0;width:100%;text-align:center}
.authentication_fun button:after{display:none}
.signMask{width:100%;height:100%;background:#fff;position:fixed;top:0;bottom:0;left:0;right:0;flex-direction:row}
.sign-box,.signMask{margin:auto;display:flex}
.sign-box{width:80%;height:90%;flex-direction:column;text-align:center}
.sigh-btns,.sign-view{height:100%}
.sigh-btns{margin:auto;display:flex;flex-direction:column;justify-content:space-around}
.btn{margin:auto;padding:8rpx 40rpx;font-size:14px;transform:rotate(90deg);border:1rpx solid grey}
.mycanvas{margin:auto 0rpx;background-color:#ececec}
.canvsborder{border:1rpx solid #333;position:fixed;top:0;left:10000rpx}
.bgCoverBox{width:100%;height:auto}
.canvsborder2{height:700px!important}
	
</style>


