import dayjs from 'dayjs';
import taskApi from '../../api/taskApi';

/**
 * 子任务列表模块
 */
export const useSubTaskItem = Behavior({
  data: {
    subTaskLoading: false,
    // 当日的子任务
    subtaskList: [],
  },
  methods: {
    statusType(status) {
      switch (status) {
        case '未执行':
          return {
            type: 'danger',
            icon: 'assignment-error-filled',
          };
        case '正在执行':
          return {
            type: 'success',
            icon: 'time',
          };
        case '已结束':
          return {
            type: '',
            icon: 'assignment-checked-filled',
          };
        default:
          return {
            type: 'danger',
            icon: 'assignment-error-filled',
          };
      }
    },
    /**
     * 获取子任务
     */
    fetchSubtaskByDayTask() {
      this.setData({ subTaskLoading: true });
      const { thisDate, daytasks } = this.data;
      const fdt = daytasks.find(d => {
        return dayjs(d.date).isSame(dayjs(thisDate), 'day');
      });
      if (fdt) {
        taskApi
          .fetchSubtaskByDayTask(fdt.guid)
          .then(res => {
            this.setData({
              subtaskList: res
                .sort((a, b) => {
                  if (a.sceneTypeId != b.sceneTypeId) {
                    return a.sceneTypeId - b.sceneTypeId;
                  } else {
                    return dayjs(b.executionstarttime).unix() - dayjs(a.executionstarttime).unix();
                  }
                })
                .map(stask => {
                  const changePerType = () => {
                    if (status.value.changeNum == 0) {
                      if (status.value.proNum == 0) {
                        return 'success';
                      } else {
                        return 'danger';
                      }
                    } else if (status.value.proNum == status.value.changeNum) {
                      return 'success';
                    } else {
                      return 'warning';
                    }
                  };
                  const timeformat = date => {
                    return date ? dayjs(date).format('YYYY-MM-DD HH:mm') : '----/--/-- --:--';
                  };
                  return {
                    ...stask,
                    startTime: timeformat(stask.executionstarttime),
                    endTime: timeformat(stask.executionendtime),
                    statusType: this.statusType(stask.status),
                  };
                }),
            });
          })
          .finally(() => this.setData({ subTaskLoading: false }));
      } else {
        this.setData({
          subtaskList: [],
          subTaskLoading: false,
        });
      }
    },

    /**
     * 点击子任务事件处理函数
     */
    handleItemClick(e) {
      const { index } = e.currentTarget.dataset;
      const { subtaskList } = this.data;
      const subtask = subtaskList[index];
      wx.navigateTo({
        url: '/package_supervision/pages/inspection/index',
        success: result => {
          result.eventChannel.emit('acceptSubTaskData', {
            subtask,
          });
        },
        events: {
          // 任务状态变更事件
          changeStatusEvent: data => {
            const { daytasks } = this.data;
            subtask.status = data?.subtask?.status;
            subtask.statusType = this.statusType(subtask.status);
            // 若任务结束，则更新日任务中的完成任务数量统计
            if (subtask.status == '已结束') {
              let _index;
              const daytask = daytasks.find((d, i) => {
                if (d.guid == subtask.tsguid) {
                  _index = i;
                  return true;
                }
              });
              daytask.completeTaskNum++;
              this.setData({
                [`daytasks[${_index}]`]: daytask,
              });
            }
            this.setData({
              [`subtaskList[${index}]`]: subtask,
            });
            this.selectThisDay();

          },
        },
      });
    },
  },
});