import { RRule } from "rrule";
import {
  getDynamicList,
  meetingCollection,
  updateMeetingTask,
  getHomeUserSchedule1
} from "../../api/request";
import {
  getDateMap,
  getExcludeDate,
  getNextDateList,
  getWeekNumber,
  getBlankList,
  toLocaleDateString
} from "./schedule.js";
import {
  getFormatDate,
  throttle,
  padZero,
  getCreateShowTime
} from "../../utils/utils";
import { checkFullScren } from "../../utils/checkFullScren";
const currentDate = new Date();
const minYear = 2020;
const maxYear = currentDate.getFullYear() + 1;
let DateMap = getDateMap(minYear, maxYear);
const weekList = ["周日", "周一", "周二", "周三", "周四", "周五", "周六"];
import create from "dd-store";
let maxClickCount = 5;
create.Page({
  data: {
    refresh: false,
    $data: null,
    iconDay: currentDate.getDate(),
    scheduleList: [],
    todayStr: toLocaleDateString(currentDate),
    currentData: toLocaleDateString(currentDate),
    currentDataIndex: 0,
    offset: "stop",
    show: false,
    loading: true,
    traceTime: "1970-03-01 00:00:00",
    isStopBodyScroll: false,
    dynamicList: [],
    current: 1,
    pages: 1,
    listLoading: true,
    isIPX: checkFullScren()
  },
  scrollTop: 0,
  pageSize: 10,
  totalPages: 1,
  currentPage: 1,
  firstPage: 1,
  scheduleList: [],
  timer: null,
  isFirstLoad: true,
  blankDataLength: 0,
  blankDataLengthAfter: 0,
  minYear: minYear,
  maxYear: maxYear,
  todayIndex: 0,
  onShow() {
    //如果是重复会议重新算
    if (this.$store.data.indexNeedUpdate) {
      dd.setNavigationBar({
        title: "日程"
      });
      DateMap = getDateMap(this.minYear, this.maxYear);
      this.getData();
      this.isFirstLoad = true;
      this.$store.data.indexNeedUpdate = false;
      this.update();
    }
    //单次会议往DateMap中添加
    if (this.$store.data.onceMeetingContent) {
      this.getScheduleList(this.$store.data.onceMeetingContent, "once");
      this.$store.data.onceMeetingContent = null;
      this.update();
    }
    //刷新动态列表
    if (this.$store.data.isIndexAffairListNeedUpdate) {
      this.getPages(1);
      this.$store.data.isIndexAffairListNeedUpdate = false;
      this.update();
    }
  },
  onLoad(event) {
    if (JSON.stringify(event) != "{}") {
      this.setData({
        listLoading: false
      });
      const scheduleItem = JSON.parse(Object.keys(event)[0].split("=")[1]);
      dd.navigateTo({
        url: `./../meetingDetail/meetingDetail?scheduleItem=${encodeURIComponent(
          JSON.stringify(scheduleItem)
        )}`
      });
    }
    dd.setNavigationBar({
      title: "动态"
    });
    //获取动态列表
    this.getPages(1);
    //获取日程列表
    this.getData();
    this.isFirstLoad = true;
  },
  //动态列表侧滑的时候禁止页面上下滑动
  setBodyDisableScroll(isStopBodyScroll) {
    this.setData({
      isStopBodyScroll
    });
  },
  //点击页面关闭侧滑模块
  closeSwipe() {
    if (this.$store.closeActiveSwipe) {
      this.$store.closeActiveSwipe();
    }
  },
  getPages(current, callBack) {
    getDynamicList({
      current,
      size: 10
    }).then(res => {
      if (!res.data.data) {
        this.setData({
          listLoading: false,
          dynamicList: []
        });
        return;
      }
      const dynamicList = res.data.data.records.map((item, index) => {
        for (let i = 0; i < item.meetingLogDataList.length; i++) {
          if (item.meetingLogDataList[i].creatorInfo) {
            item.meetingLogDataList[i].creatorInfo = JSON.parse(
              item.meetingLogDataList[i].creatorInfo
            );
          }
          if (item.meetingLogDataList[i].createTime) {
            item.meetingLogDataList[i].createTime = getCreateShowTime(
              item.meetingLogDataList[i].createTime
            );
          }
          let itemData = item.meetingLogDataList[i].meetingLogResource;
          if (itemData) {
            itemData.groupId = item.groupId;
            if (itemData.taskInfos || itemData.fileInfos) {
              if (itemData.creatorInfo) {
                itemData.creatorInfo = JSON.parse(itemData.creatorInfo);
              }
              if (itemData.fileInfos) {
                itemData.fileInfos = JSON.parse(itemData.fileInfos);
              }
              if (itemData.taskInfos) {
                itemData.taskInfos = JSON.parse(itemData.taskInfos);
              }
              if (itemData.acceptorInfo) {
                itemData.acceptorInfo = JSON.parse(itemData.acceptorInfo);
              }
            }
          }
        }
        return item;
      });

      //第一页数据会重新请求需要替换
      if (current === 1) {
        this.setData({
          dynamicList
        });
      } else {
        const newDynamicList = this.data.dynamicList.concat(dynamicList);
        this.setData({
          dynamicList: newDynamicList
        });
      }
      this.setData({
        listLoading: false,
        current: res.data.data.current,
        pages: res.data.data.pages
      });
      if (callBack) {
        callBack();
      }
    }).catch(err => {
      // if (err && err.refresh) {
      //   this.setData({
      //     refresh: true
      //   })
      // }
    });
  },
  //动态置顶
  changeCollection(e) {
    const { index, scheduleId, collection } = e.target.dataset;
    meetingCollection({
      scheduleId,
      collection
    }).then(res => {
      //取消置顶
      if (collection === "N") {
        // 重新获取第一页的数据
        this.getPages(1, () => {
          dd.showToast({
            content: "取消成功"
          });
        });
      } else {
        //置顶
        const dynamicList = this.data.dynamicList;
        const replaceItem = dynamicList[index];
        dynamicList[index].traceTime = res.data.data;
        dynamicList.splice(index, 1);
        dynamicList.unshift(replaceItem);
        this.setData(
          {
            dynamicList: dynamicList
          },
          () => {
            dd.showToast({
              content: "置顶成功"
            });
          }
        );
      }
    });
  },
  //动态上拉加载分页数据
  onScrollToLower() {
    if (this.data.current < this.data.pages) {
      this.getPages(this.data.current + 1);
    }
  },
  //动态修改状态
  onChangeTaskStatusOnList(e) {
    const data = {
      groupId: e.groupId,
      scheduleId: e.scheduleId,
      resourceType: "task",
      creatorId: getApp().globalData.userid,
      creatorInfo: getApp().globalData.userInfo,
      id: e.id,
      logType: "task_status_modify",
      taskStatus: e.status
    };
    updateMeetingTask(data).then(res => {
      if (res.data.code === 0) {
        let dataIndex1 = "";
        let dataIndex2 = "";
        this.data.dynamicList.forEach((item, index) => {
          if (item.scheduleId === e.scheduleId) {
            dataIndex1 = index;
            item.meetingLogDataList.forEach((it, index2) => {
              if (it.meetingLogResource.id == e.id) {
                dataIndex2 = index2;
              }
            });
          }
        });
        const setData = `dynamicList[${dataIndex1}].meetingLogDataList[${dataIndex2}].meetingLogResource.taskStatus`;
        this.setData({
          [setData]: e.status
        });
      }
    });
  },
  //日程获取分页数据
  getPagination(scheduleList = []) {
    this.totalPages = Math.ceil(scheduleList.length / this.pageSize);
    for (let i = 0; i < scheduleList.length; i++) {
      if (scheduleList[i].dateStr == toLocaleDateString(currentDate)) {
        const centerPage = Math.floor(i / this.pageSize);
        this.todayIndex = i;
        this.setData({
          currentDataIndex: i
        });
        // firstPage转为4的倍数，一次下拉加载40条
        const firstPage = centerPage - 2;
        this.firstPage =
          firstPage % 4 == 0 ? firstPage : firstPage - (firstPage % 4);
        this.currentPage = centerPage + 2;
        break;
      }
    }
  },
  getData() {
    getHomeUserSchedule1({
      startTime: "2020-01-01 00:00:00",
      endTime: "2025-12-30 23:59:59"
    }).then(res => {
      this.getScheduleList(res.data.data);
    });
  },
  //生成DateMap值
  setDateMapValue(startTime, endTime, item, type) {
    const pushItem = {
      endTime: endTime,
      startTime: startTime,
      planDate: getFormatDate(startTime, "yyyyMMdd", "-"),
      thisDayStartTime: getFormatDate(startTime, "HH:mm"),
      thisDayEndTime: getFormatDate(endTime, "HH:mm"),
      confirmAttendance: item.confirmAttendance,
      title: item.title,
      id: item.id,
      isBeOverdue: currentDate.getTime() > endTime.getTime() ? true : false
    };
    //模板会议id为空
    if (type == "repeat") {
      pushItem.scheduleTemplateId = item.id;
      pushItem.id = "";
    }

    // 如果是跨天会议，需要手动在起始天以后的其他天 添加会议日程
    const nextDateList = getNextDateList(startTime, endTime); //返回日期包括起始天
    if (nextDateList.length > 1) {
      pushItem.isDaySpan = true;
      pushItem.isFewDays = 1;
      pushItem.isfirstDayOrEndDay = "0"; // 0 第一天，1中间的天，2结束的天
      pushItem.duration = nextDateList.length;
      for (let i = 1; i < nextDateList.length; i++) {
        if (DateMap.has(nextDateList[i])) {
          DateMap.get(nextDateList[i]).push({
            ...pushItem,
            isFewDays: i + 1,
            isfirstDayOrEndDay: nextDateList.length - 1 === i ? "2" : "1" // 0 第一天，1中间的天，2结束的天
          });
        }
      }
    }

    if (DateMap.has(toLocaleDateString(startTime))) {
      DateMap.get(toLocaleDateString(startTime)).push(pushItem);
    }
  },
  // 根据接口返回数据生成填充DateMap
  setDateMapByResponse(response) {
    if (response) {
      // 处理单次会议 scheduleList
      const scheduleListWithTemplateId = [];
      response.scheduleList.forEach(item => {
        // 有scheduleTemplateId则是虚拟会议转成实体会议，需要替换rrule生成的模板会议
        if (item.scheduleTemplateId) {
          scheduleListWithTemplateId.push(item);
        } else {
          this.setDateMapValue(
            new Date(item.startTime.replace(/-/g, "/")),
            new Date(item.endTime.replace(/-/g, "/")),
            item
          );
        }
      });

      // 处理重复会议 templateList
      response.templateList.forEach(item => {
        //日程会议
        const itemScheduleList = scheduleListWithTemplateId.filter(
          it => it.scheduleTemplateId == item.id
        );
        // 生成rrules规则
        const initialTimeList = item.initialTime.split("-");
        const startTimeList = item.startTime.split(":");
        const DTSTART = `${initialTimeList[0]}${initialTimeList[1]}${initialTimeList[2]}T${startTimeList[0]}${startTimeList[1]}00Z`;
        const rule = RRule.fromString(
          `${item.recurrenceModel.recurrenceRule};DTSTART=${DTSTART}`
        );

        const setDateMapValueAll = (startTime, endTime, item) => {
          //如果有日程会议则用日程会议替换
          let replaceItem = [];
          if (itemScheduleList.length > 0) {
            replaceItem = itemScheduleList.filter(
              it => it.planDate == getFormatDate(startTime, "yyyyMMdd", "-")
            );
          }
          if (replaceItem.length > 0) {
            this.setDateMapValue(
              new Date(replaceItem[0].startTime.replace(/-/g, "/")),
              new Date(replaceItem[0].endTime.replace(/-/g, "/")),
              replaceItem[0]
            );
          } else {
            this.setDateMapValue(startTime, endTime, item, "repeat");
          }
        };
        // 需要剔除某一天
        if (item.excludePlanDates) {
          const excludeData = getExcludeDate(item.excludePlanDates.split(","));
          rule.all().forEach(startTime => {
            //修正时间（时间有8小时时差）
            startTime.setHours(startTime.getHours() - 8);
            // 生成结束时间
            const endTime = new Date(startTime);
            endTime.setMinutes(
              endTime.getMinutes() + item.recurrenceModel.duration
            );
            // 剔除规则: 时间小于futureTime 时间不在单个排除日期里面
            if (
              startTime.getTime() < excludeData.minFutureTime &&
              !excludeData.excludeDateList.includes(
                getFormatDate(startTime, "yyyyMMdd", "-")
              )
            ) {
              setDateMapValueAll(startTime, endTime, item);
            }
          });
        }
        // 正常生成数据
        else {
          rule.all().forEach(startTime => {
            //修正时间（时间有8小时时差）
            startTime.setHours(startTime.getHours() - 8);
            // 生成结束时间
            const endTime = new Date(startTime);
            endTime.setMinutes(
              endTime.getMinutes() + item.recurrenceModel.duration
            );
            setDateMapValueAll(startTime, endTime, item);
          });
        }
      });
    }
  },
  //日程数据
  getScheduleList(response, type) {
    if (type == "once") {
      this.setDateMapValue(response.startTime, response.endTime, response);
    } else {
      this.setDateMapByResponse(response);
    }
    // 取出DateMap的value值平铺到DateList
    const DateList = [];
    DateMap.forEach(function (value, key) {
      const keyDate = new Date(key);
      const year = keyDate.getFullYear();
      const month = keyDate.getMonth();
      const date = keyDate.getDate();
      const day = keyDate.getDay();

      // 生成年
      if (month === 0 && date === 1) {
        DateList.push({
          type: "year",
          value: year,
          dateStr: `${year}`
        });
      }
      //生成月
      if (date === 1) {
        DateList.push({
          type: "month",
          value: month + 1,
          dateStr: `${year}/${month + 1}`
        });
      }
      //生成周
      if (day === 0) {
        const rangeDate = new Date(year, month, date + 6);
        const rangeMonth2 = new Date(rangeDate).getMonth();
        const rangeDay2 = new Date(rangeDate).getDate();
        DateList.push({
          type: "week",
          value: `第${getWeekNumber(year, month, date)}周，${month +
            1}月${date}日 - ${
            rangeMonth2 == month ? "" : rangeMonth2 + 1 + "月"
            }${rangeDay2}日`,
          dateStr: `${year}/${month + 1}/${date}-week`
        });
      }
      // 有日程长度
      if (value.length !== 0) {
        value.sort(function (a, b) {
          return a.startTime.getTime() - b.startTime.getTime();
        });
        value.forEach((item, index) => {
          if (index === 0) {
            DateList.push({
              type: key !== toLocaleDateString(currentDate) ? "day" : "today",
              week: weekList[day],
              hasDateLabel: padZero(date),
              value: item,
              dateStr: `${key}`
            });
          } else {
            DateList.push({
              type: "day",
              value: item,
              dateStr: `${key}/${item.id || item.scheduleTemplateId}`
            });
          }
        });
      } else if (
        value.length === 0 &&
        key === toLocaleDateString(currentDate)
      ) {
        DateList.push({
          type: "thisday",
          value: "",
          hasDateLabel: padZero(date),
          week: weekList[day],
          dateStr: key
        });
      }
    });
    this.scheduleList = DateList;

    this.getPagination(this.scheduleList);
    // 第一次加载
    this.setData({
      scheduleList: this.scheduleList.slice(
        this.firstPage * this.pageSize,
        this.currentPage * this.pageSize
      ),
      loading: false
    });
    //定位到当前日期
    this.backToToday("first");
  },
  //日程上拉加载
  lower() {
    if (this.currentPage < this.totalPages) {
      this.currentPage++;
      this.setData({
        scheduleList: this.scheduleList.slice(
          this.firstPage * this.pageSize,
          this.currentPage * this.pageSize
        )
      });
    } else {
      //超出加载一年的数据
      this.maxYear++;
      const yearData = getBlankList(this.maxYear);
      this.blankDataLengthAfter += yearData.length;
      this.scheduleList.push(...yearData);
      this.setData({
        scheduleList: this.scheduleList.slice(this.firstPage * this.pageSize)
      });
    }
  },
  onPullDownRefresh() {
    if (this.$store.data.tabBarIndex == "0") {
      this.getPages(1);
      dd.stopPullDownRefresh();
      return;
    }
    //日程页面到顶部的时候才下拉加载数据，否则定位距离太长
    if (this.$store.data.tabBarIndex == "1" && this.scrollTop !== 0) {
      dd.stopPullDownRefresh();
      return;
    }
    // const todayStr = this.data.scheduleList[0].dateStr;
    if (this.firstPage > 0) {
      this.firstPage -= 4;
      this.currentPage -= 4;
      this.setData(
        {
          todayStr: "",
          scheduleList: this.scheduleList.slice(
            this.firstPage * this.pageSize,
            this.currentPage * this.pageSize
          )
        },
        () => {
          this.setData({
            todayStr: this.data.scheduleList[this.pageSize * 4 - 1].dateStr
          });
          dd.stopPullDownRefresh();
        }
      );
    } else {
      this.minYear--;
      const yearData = getBlankList(this.minYear);
      this.blankDataLength += yearData.length;
      this.todayIndex += yearData.length;
      this.scheduleList.unshift(...yearData);
      this.totalPages = Math.ceil(this.scheduleList.length / this.pageSize);
      this.currentPage = Math.floor((yearData.length * 2) / this.pageSize);
      this.setData(
        {
          todayStr: "",
          scheduleList: this.scheduleList.slice(0, yearData.length * 2)
        },
        () => {
          this.setData({
            //加载一年的数据重定位可能会有点问题，重置一下
            currentData: this.scheduleList[yearData.length - 1].dateStr,
            currentDataIndex: yearData.length - 1,
            todayStr: this.scheduleList[yearData.length - 1].dateStr
          });
          dd.stopPullDownRefresh();
        }
      );
    }
  },
  scroll(e) {
    // 一次性惯性拉到顶速度跟不上，重置
    if (e.detail.scrollTop == 0) {
      this.setData({
        currentData: this.data.scheduleList[0].dateStr,
        currentDataIndex: 0
      });
    }
    //每次计算偏移值
    const offset = this.getScrollOffset(e.detail.scrollTop);
    dd.createSelectorQuery()
      .selectAll(".li")
      .boundingClientRect()
      .exec(rect => {
        //日程的上下箭头
        if (rect[0]) {
          this.setScrollOffset(rect);
        }
        if (offset == "next") {
          for (let i = this.data.currentDataIndex; i < rect[0].length; i++) {
            if (rect[0][i].top > 0) {
              if (
                this.data.scheduleList[i].dateStr.split("/")[1] !==
                this.data.currentData.split("/")[1]
              ) {
                this.setData({
                  currentData: this.data.scheduleList[i].dateStr,
                  currentDataIndex: i
                });
              }
              break;
            }
          }
        } else if (offset == "before") {
          let i = Math.min(
            this.data.currentDataIndex,
            this.data.scheduleList.length - 1
          );
          for (; i > 0; i--) {
            if (rect[0][i].top < 50) {
              if (
                this.data.scheduleList[i].dateStr.split("/")[1] !==
                this.data.currentData.split("/")[1]
              ) {
                this.setData({
                  currentData: this.data.scheduleList[i].dateStr,
                  currentDataIndex: i
                });
              }
              break;
            }
          }
        }
      });
  },
  //判断滚动方向
  getScrollOffset(scrollTop) {
    let offset = "stop";
    if (scrollTop > this.scrollTop) {
      //向下滚动
      offset = "next";
    } else {
      //向上滚动
      offset = "before";
    }
    this.scrollTop = scrollTop;
    return offset;
  },
  setScrollOffset(rect) {
    if (rect[0][this.todayIndex]) {
      if (
        rect[0][this.todayIndex].top <= 60 &&
        rect[0][this.todayIndex].top >= 30
      ) {
        if (this.data.offset !== "stop") {
          this.setData({ offset: "stop" });
        }
      } else if (rect[0][this.todayIndex].top < 60) {
        if (this.data.offset !== "next") {
          this.setData({ offset: "next" });
        }
      } else if (rect[0][this.todayIndex].top > 30) {
        if (this.data.offset !== "before") {
          this.setData({ offset: "before" });
        }
      }
    } else {
      if (this.data.offset !== "before") {
        this.setData({ offset: "before" });
      }
    }
  },
  closePop() {
    this.setData({
      show: false
    });
  },
  changesidebar() {
    this.setData({
      show: true
    });
  },
  createMeeting() {
    dd.navigateTo({ url: "./../createMeeting/createMeeting" });
  },
  nextDetail: throttle(function (e) {
    dd.navigateTo({
      url: `./../meetingDetail/meetingDetail?scheduleItem=${encodeURIComponent(
        JSON.stringify(e.target.dataset.item)
      )}`
    });
  }, 1000),
  backToToday(type) {
    if (!type) {
      //如果当前的日期还没加载出来点击无效
      const isFindArr = this.data.scheduleList.filter(
        it => it.dateStr == toLocaleDateString(currentDate)
      );
      if (isFindArr.length == 0) {
        //去掉头部空数据
        if (this.minYear < minYear) {
          this.scheduleList.splice(0, this.blankDataLength);
          this.minYear = minYear;
        }
        //去掉尾部数据
        if (this.maxYear > maxYear) {
          this.scheduleList.splice(-this.blankDataLengthAfter);
          this.maxYear = maxYear;
        }
        this.getPagination(this.scheduleList);
        this.setData({
          scheduleList: this.scheduleList.slice(
            this.firstPage * this.pageSize,
            this.currentPage * this.pageSize
          )
        });
      }
    }
    //需要先清空todayStr再设置才有效
    this.setData(
      {
        todayStr: ""
      },
      () => {
        this.setData({
          todayStr: toLocaleDateString(currentDate)
        });
      }
    );
  },
  // 修改tabBar
  changeTabBar(e) {
    const { tabbar, title } = e.currentTarget.dataset;
    const lastTimeTabBarIndex = this.$store.data.tabBarIndex;
    this.$store.data.tabBarIndex = tabbar;
    this.update();

    dd.setNavigationBar({
      title: title
    });

    if (this.isFirstLoad) {
      this.backToToday("first");
      this.isFirstLoad = false;
    }
    if (lastTimeTabBarIndex == tabbar) {
      if (tabbar == "1") {
        this.backToToday();
      }
    } else {
      //切换到动态页面时，日程重置成当前日期
      if (tabbar == "0") {
        this.lastOffset = this.data.offset;
        this.setData({
          offset: "stop"
        });
      } else if (!this.isFirstLoad) {
        this.setData({
          offset: this.lastOffset
        });
      }
    }
  },

  onTitleClick() {
    maxClickCount--;
    if (maxClickCount == 0) {
      dd.alert({
        content: "0.0.9"
      });
      maxClickCount = 5;
    }
  }
});