const api = require('../../../api/index.js');

Page({
  data: {
    // 地图中心坐标
    longitude: 0,
    latitude: 0,
    
    // 标记点（包含起点、终点）
    markers: [],
    
    // 轨迹线（实际轨迹）- 核心修改：将颜色改为红色（#ff0000）
    polyline: [{
      points: [],
      color: "#999999", // 已走过的路线颜色：灰色
      width: 6,
      dottedLine: false
    }],
    
    // 规划路线 - 优化：改为灰色（#999999），与已走路线形成对比
    plannedRoute: [{
      points: [],
      color: "#2f693c", // 未走的规划路线颜色：绿色
      width: 4,
      dottedLine: false,
      arrowLine: true
    }],
    
    // 追踪状态
    isTracking: false,
    
    // 信息提示文本
    infoText: "",
    
    // 位置更新计时器
    locationTimer: null,
    
    // 终点位置
    destination: null,
    
    // 路线规划状态
    routePlanned: false,
    
    // 腾讯位置服务Key
    qqMapKey: 'VRGBZ-ZFRHB-SKIUP-NHHJ3-TXGJT-ZIFG3',
    
    // 偏离阈值(米)和偏离状态
    deviationThreshold: 50,  // 超过50米视为偏离
    isDeviated: false,
    
    // 重新规划相关
    isReplanning: false,     // 是否正在重新规划
    deviationCount: 0,       // 连续偏离计数
    replanThreshold: 3,       // 连续偏离多少次后重新规划
    orderdata:{},
    optionsid:'',
    showVerification: false,
    phoneNumber: "138****6789",
    userdata:[]
  },
  
  onLoad(options) {
    this.setData({
      userdata:wx.getStorageSync('user')
    })
   
    console.log(options);
    this.setData({
      optionsid:options.id
    })
    // 初始化地图，获取当前位置
    this.getworkorder()
    // 引入SDK核心类
    this.qqmapsdk = require('../../../libs/qqmap-wx-jssdk.min.js');
    // 初始化SDK
    this.mapSdk = new this.qqmapsdk({
      key: this.data.qqMapKey
    });
  },
  
  getworkorder(){
    let data = {
      workorderId:this.data.optionsid
    }
    api.request(`/sysworkorder/selectworkorderId`, 'post',data,{ isPublic: false })
    .then((data) => {
      console.log(data.data);
      if (data.code==200) {
        this.setData({
          orderdata:data.data
        })
        this.initMap();
      }
    })
    .catch((err) => {
      console.error('请求失败：', err);
    });
  },
  
  onUnload() {
    // 页面卸载时停止追踪
    this.stopTracking();
  },
  
  // 初始化地图
  initMap() {
    const that = this;
    
    // 获取用户当前位置
    wx.getLocation({
      type: 'gcj02', // 腾讯地图坐标体系
      success(res) {
        const longitude = res.longitude;
        const latitude = res.latitude;
        
        // 设置地图中心为当前位置
        that.setData({
          longitude,
          latitude,
          // 初始化起点标记
          markers: [{
            id: 0,
            longitude,
            latitude,
            iconPath: "https://esos-iot.bjdexn.cn/myminio/project/0b0593293af54ea097b168cea479c25c.png",
            width: 30,
            height: 30,
            title: "起点"
          }],
          // 初始化轨迹线起点（颜色已在data中设置为红色）
          polyline: [{
            points: [{longitude, latitude}],
            color: "#ff0000", // 与data中保持一致，确保初始颜色正确
            width: 6,
            dottedLine: false
          }]
        });
        
        that.showInfo("已获取当前位置");
        that.setDestination();
      },
      fail(err) {
        console.error("获取位置失败：", err);
        that.showInfo("请授权位置权限以使用地图功能");
        
        // 引导用户开启权限
        wx.openSetting({
          success(res) {
            if (res.authSetting['scope.userLocation']) {
              that.initMap();
            }
          }
        });
      }
    });
  },
  
  // 规划路线 - 通用方法，可被初始规划和重新规划调用
  planRoute(isReplan = false) {
    const that = this;
    const { longitude, latitude, destination } = this.data;
    
    if (!destination) {
      this.showInfo("请先设置终点");
      return;
    }
    
    // 如果是重新规划，更新状态
    if (isReplan) {
      this.setData({ isReplanning: true });
      this.showInfo("正在重新规划路线...");
    } else {
      this.showInfo("正在规划路线...");
    }
    
    // 调用腾讯地图路线规划API
    this.mapSdk.direction({
      mode: 'driving', // 驾车模式，可选值：'driving', 'walking', 'transit'
      policy:'REAL_TRAFFIC',
      from: {
        latitude: latitude,
        longitude: longitude
      },
      to: {
        latitude: destination.latitude,
        longitude: destination.longitude
      },
      success(res) {
        console.log("路线规划结果：", res);
        
        if (res.status === 0 && res.result.routes.length > 0) {
          var result = res.result
          var route = result.routes[0]
          // 提取路线点
          var coors = route.polyline, pl = [];
          //坐标解压（返回的点串坐标，通过前向差分进行压缩）
          var kr = 1000000;
          for (var i = 2; i < coors.length; i++) {
            coors[i] = Number(coors[i - 2]) + Number(coors[i]) / kr;
          }
          //将解压后的坐标放入点串数组pl中
          for (var i = 0; i < coors.length; i += 2) {
            pl.push({ latitude: coors[i], longitude: coors[i + 1] })
          }
          
          // 更新路线数据（规划路线颜色已设为灰色）
          that.setData({
            plannedRoute: [{
              name: that.data.orderdata.addressName,
              points: pl,
              color: '#2f693c', // 与data中保持一致，确保规划路线颜色正确
              width: 6,
              borderColor: '#2f693c',
              borderWidth: 1
            }],
            routePlanned: true,
            isReplanning: false,
            deviationCount: 0  // 重置偏离计数
          });
          
          // 显示规划结果
          const message = isReplan 
            ? `已重新规划路线，距离${(result.routes[0].distance/1000).toFixed(1)}公里，约${Math.ceil(result.routes[0].duration)}分钟`
            : `路线规划完成，距离${(result.routes[0].distance/1000).toFixed(1)}公里，约${Math.ceil(result.routes[0].duration)}分钟`;
            
          that.showInfo(message);

        } else {
          that.setData({ isReplanning: false });
          that.showInfo("路线规划失败，请重试");
        }
      },
      fail(err) {
        console.error("路线规划失败：", err);
        that.setData({ isReplanning: false });
        that.showInfo("路线规划失败，请检查网络");
      }
    });
  },
  
  // 设置终点位置
  setDestination() {
    // 更新终点标记
    const newMarkers = [...this.data.markers.filter(marker => marker.id !== 1)];
    newMarkers.push({
      name: this.data.orderdata.addressName,
      id: 1,
      latitude: this.data.orderdata.latitude,  // 终点纬度
      longitude: this.data.orderdata.longitude,  // 终点经度
      iconPath: "https://esos-iot.bjdexn.cn/myminio/project/6dc37b15321b462f9ab59c47263dd224.png",
      width: 30,
      height: 30,
      title: "终点"
    });
    
    this.setData({
      markers: newMarkers,
      destination: { longitude: this.data.orderdata.longitude, latitude: this.data.orderdata.latitude }
    });
    
    this.showInfo("已设置终点位置");
    this.planRoute();  // 初始规划路线
    // this.startTracking();  // 实时监控位置
  },
 
  // 显示信息提示
  showInfo(text) {
    this.setData({ infoText: text });
    
    // 3秒后自动隐藏非状态类信息
    if (!text.includes("正在") && !text.includes("距离") && !text.includes("偏离")) {
      setTimeout(() => {
        this.setData({ infoText: "" });
      }, 3000);
    }
  },
  
  // 导航功能
  navigation(){
    // 使用在腾讯位置服务申请的key
    const key = this.data.qqMapKey;
    // 调用插件的app的名称
    const referer = '晟运智慧运维';
    // 是否启用智能规划
    const enableAI = true;
    // 是否开启导航功能
    const navigation = 1;
    // 终点（建议替换为orderdata中的实际终点，当前为示例值）
    const endPoint = JSON.stringify({
      name: this.data.orderdata.addressName || '目的地',
      latitude: this.data.orderdata.latitude,
      longitude: this.data.orderdata.longitude,
    });
    // 个性化图层
    const layerStyle = 1;
    wx.navigateTo({
      url: `plugin://route-plan/index?key=${key}&referer=${referer}&endPoint=${endPoint}&enableAI=${enableAI}&navigation=${navigation}&layerStyle=${layerStyle}`,
    });
  },
  
  // 开始追踪位置
  startTracking() {
    if (this.data.isTracking) return;
    
    const that = this;
    this.setData({ isTracking: true });
    
    // 定期获取位置并检查是否偏离路线
    this.setData({
      locationTimer: setInterval(() => {
        wx.getLocation({
          type: 'gcj02',
          success(res) {
            const newPoint = {
              longitude: res.longitude,
              latitude: res.latitude
            };
            
            // 更新当前位置和轨迹（颜色保持红色）
            const updatedPolyline = [...that.data.polyline];
            updatedPolyline[0].points.push(newPoint);
            
            // 更新起点标记位置
            const updatedMarkers = [...that.data.markers];
            updatedMarkers[0] = {
              ...updatedMarkers[0],
              longitude: res.longitude,
              latitude: res.latitude
            };
            
            that.setData({
              longitude: res.longitude,
              latitude: res.latitude,
              polyline: updatedPolyline,
              markers: updatedMarkers
            });
            
            // 检查是否偏离规划路线
            if (that.data.routePlanned && !that.data.isReplanning) {
              that.checkDeviation(newPoint);
            }
          },
          fail(err) {
            console.error("获取位置失败：", err);
            that.showInfo("位置获取失败，请检查权限");
          }
        });
      }, 3000)  // 每3秒更新一次位置
    });
    
    this.showInfo("开始追踪位置");
  },
  
  // 停止追踪
  stopTracking() {
    if (this.data.locationTimer) {
      clearInterval(this.data.locationTimer);
      this.setData({ 
        locationTimer: null,
        isTracking: false 
      });
      this.showInfo("已停止追踪");
    }
  },
  
  // 检查是否偏离路线
  checkDeviation(currentPoint) {
    const { plannedRoute, deviationThreshold, deviationCount, replanThreshold } = this.data;
    const routePoints = plannedRoute[0].points;
    
    if (!routePoints || routePoints.length < 2) return;
    
    // 计算当前位置到路线的最短距离
    let minDistance = Infinity;
    
    // 检查当前点到路线上每一段线段的距离
    for (let i = 0; i < routePoints.length - 1; i++) {
      const distance = this.calculateDistanceToLine(
        currentPoint,
        routePoints[i],
        routePoints[i + 1]
      );
      
      if (distance < minDistance) {
        minDistance = distance;
      }
    }
    
    // 判断是否偏离
    const isDeviated = minDistance > deviationThreshold;
    
    if (isDeviated) {
      // 增加连续偏离计数
      const newDeviationCount = deviationCount + 1;
      this.setData({ 
        isDeviated,
        deviationCount: newDeviationCount
      });
      
      // 显示偏离信息
      this.showInfo(`已偏离路线 ${minDistance.toFixed(1)} 米，连续偏离 ${newDeviationCount}/${replanThreshold} 次`);
      
      // 播放提示音
      wx.playBackgroundAudio({
        dataUrl: 'http://ws.stream.qqmusic.qq.com/M500001VfvsJ21xFqb.mp3?guid=ffffffff82def4af4b12b3cd9337d38&uin=346897220&vkey=6292F51C65348166B851686B2C059D76205E4241C44E5823713D649EF6471BA681DC27D5269A1E&fromtag=46',
        title: '偏离提醒',
        coverImgUrl: ''
      });
      
      // 达到重新规划阈值，且不在重新规划中
      if (newDeviationCount >= replanThreshold && !this.data.isReplanning) {
        this.planRoute(true);  // 重新规划路线，传入true标识
      }
    } else {
      // 回到路线上，重置偏离计数
      this.setData({ 
        isDeviated,
        deviationCount: 0
      });
      
      if (this.data.isDeviated) {
        this.showInfo("已回到规划路线");
      }
    }
  },
  
  // 计算点到线段的距离(米)
  calculateDistanceToLine(point, lineStart, lineEnd) {
    // 经纬度转弧度
    const toRadians = (degree) => degree * Math.PI / 180;
    
    // 地球半径(米)
    const R = 6371000;
    
    // 转换为弧度
    const lat1 = toRadians(point.latitude);
    const lon1 = toRadians(point.longitude);
    const lat2 = toRadians(lineStart.latitude);
    const lon2 = toRadians(lineStart.longitude);
    const lat3 = toRadians(lineEnd.latitude);
    const lon3 = toRadians(lineEnd.longitude);
    
    // 计算线段长度
    const a = this.haversineDistance(lat1, lon1, lat2, lon2);
    const b = this.haversineDistance(lat1, lon1, lat3, lon3);
    const c = this.haversineDistance(lat2, lon2, lat3, lon3);
    
    // 如果点在线段延长线上，返回最近端点的距离
    if (b * b >= a * a + c * c) {
      return a;
    }
    if (a * a >= b * b + c * c) {
      return b;
    }
    
    // 计算点到线段的垂直距离
    const s = (a + b + c) / 2;
    const area = Math.sqrt(Math.abs(s * (s - a) * (s - b) * (s - c)));
    return (2 * area) / c;
  },
  
  // 使用haversine公式计算两点间距离(米)
  haversineDistance(lat1, lon1, lat2, lon2) {
    const R = 6371000; // 地球半径(米)
    const dLat = lat2 - lat1;
    const dLon = lon2 - lon1;
    
    const a = Math.sin(dLat / 2) * Math.sin(dLat / 2) +
              Math.cos(lat1) * Math.cos(lat2) *
              Math.sin(dLon / 2) * Math.sin(dLon / 2);
    const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
    
    return R * c;
  },
  
    // 显示验证码弹窗
    showVerificationPopup() {
      this.setData({ showVerification: true });
    },
    
    // 关闭弹窗
    onPopupClose() {
      this.setData({ showVerification: false });
      setTimeout(() => {
        const slideComponent = this.selectComponent("#mySlideConfirm");
        // 2. 调用组件的reset方法
        slideComponent.reset();
      }, 1000);
    },
    
    // 确认验证码
    onCodeConfirm(e) {
      console.log("确认验证码:", e.detail.code);
      // 验证逻辑...
      this.setData({ showVerification: false });
    },
    
    // 重新发送验证码
    onResendCode() {
      console.log("重新发送验证码");
      // 重新发送逻辑...
    },
    
    // 验证码输入完成
    onCodeComplete(e) {
      console.log("验证码输入完成:", e.detail.code);
      // 自动验证逻辑...
      let data = {
        carId:this.data.optionsid,
        verifyCode: e.detail.code,
        workorderId:this.data.orderdata.workorderId
      }
      api.request(`/sysworkorder/submitworkorder`, 'post',data,{ isPublic: false })
      .then((data) => {
        console.log(data.data);
        if (data.code==200) {
          this.getworkorder();
          setTimeout(() => {
            const slideComponent = this.selectComponent("#mySlideConfirm");
            // 2. 调用组件的reset方法
            slideComponent.reset();
          }, 5000);
      
        }
      })
      .catch((err) => {
        setTimeout(() => {
          const slideComponent = this.selectComponent("#mySlideConfirm");
          // 2. 调用组件的reset方法
          slideComponent.reset();
        }, 5000);
        console.error('请求失败：', err);
      });
    },
    onSlideSuccess(e){
      console.log(e.currentTarget.dataset.type);
     
      // 3. 更新页面状态，隐藏按钮和提示
      let data = {
        carId:this.data.optionsid,
        verifyCode:'MNBJ4H',
        workorderId:this.data.orderdata.workorderId
      }
      api.request(`/sysworkorder/submitworkorder`, 'post',data,{ isPublic: false })
      .then((data) => {
        console.log(data.data);
        if (data.code==200) {
           if (e.currentTarget.dataset.type==2) {
        let objdata ={
          workorderId:this.data.orderdata.workorderId
        }
         api.request(`/sysworkorder/createverify`, 'post',objdata,{ isPublic: false })
      .then((data) => {
        console.log(data.data);
        if (data.code==200) {
        
        }
      })
      .catch((err) => {
      
        console.error('请求失败：', err);
      });
      }
          this.getworkorder();
          setTimeout(() => {
            const slideComponent = this.selectComponent("#mySlideConfirm");
            // 2. 调用组件的reset方法
            slideComponent.reset();
          }, 5000);
      
        }
      })
      .catch((err) => {
        setTimeout(() => {
          const slideComponent = this.selectComponent("#mySlideConfirm");
          // 2. 调用组件的reset方法
          slideComponent.reset();
        }, 5000);
        console.error('请求失败：', err);
      });
    },
    ontelephone(e){
      console.log(e.currentTarget.dataset.phone);
        const phoneNumber = e.currentTarget.dataset.phone;
        wx.showModal({
          title: '确认拨打电话',
          content: '是否拨打' + phoneNumber + '？',
          success: (res) => {
            if (res.confirm) {
              wx.makePhoneCall({
                phoneNumber: phoneNumber
              });
            }
          }
        });
    }
});