yuminge-app/yun-min-program-plugin-master/packageD/mycomponent/member/pickerView/datesfm.js

// mycomponent/member/pickerView/datesfm.js
import dateUtil from "../../../../utils/dateutils.js";
const years = [];
const months = [];
const days = [];
const hours = [];
const minutes = [];
const seconds = [];

for (let i = 1970; i <= 2100; i++) {
  years.push(i);
}

for (let i = 1; i <= 12; i++) {
  months.push(i);
}

for (let i = 1; i <= 31; i++) {
  days.push(i);
}
for (let i = 0; i < 24; i++) {
  hours.push(i);
}

for (let i = 0; i < 60; i++) {
  minutes.push(i);
}
for (let i = 0; i < 60; i++) {
  seconds.push(i);
}
// const modes = ["YMDhms", "YMDhm", "YMD", "MD", "hm"];

let beforeYear;
let beforeMonth;
let resultValue;

Component({
  /**
   * 组件的属性列表
   */
  properties: {
    data: {
      type: Object,
      value: "",
    },
    date: {
      type: Number,
      value: new Date().getTime(),
    },
    mode: {
      type: String,
      value: "MD",
      observer: function (newVal, oldVal, changedPath) {
        this.setDateByMode();
      },
    },
    isShowDatePicker: {
      type: Boolean,
      value: false,
    },
  },

  /**
   * 组件的初始数据
   */
  data: {
    cMode: "",
    years: years,
    months: months,
    days: days,
    hours: hours,
    minutes: minutes,
    seconds: seconds,
    value: [],

    isShowYear: false,
    isShowMonth: false,
    isShowDay: false,
    isShowHour: false,
    isShoMinutes: false,
    isShowSeconds: false,
  },
  lifetimes: {
    // 生命周期函数，可以为函数，或一个在methods段中定义的方法名
    attached() {
      this.setDateByMode();
    },
    moved() {},
    detached() {},
  },

  // 生命周期函数，可以为函数，或一个在methods段中定义的方法名
  attached() {}, // 此处attached的声明会被lifetimes字段中的声明覆盖
  ready() {},

  pageLifetimes: {
    // 组件所在页面的生命周期函数
    show() {},
    hide() {},
    resize() {},
  },

  /**
   * 组件的方法列表
   */
  methods: {
    setDateByMode() {
      let year = dateUtil.getYear(this.data.date);
      let month = dateUtil.getMonth(this.data.date);
      this.setDays(year, month);
      let days = dateUtil.getDay(this.data.date);
      let hours = dateUtil.getHour(this.data.date);
      let minutes = dateUtil.getMinute(this.data.date);
      let seconds = dateUtil.getSecond(this.data.date);
      beforeYear = year;
      beforeMonth = month;

      this.setData({
        value: [year - 1970, month - 1, days - 1, hours, minutes, seconds],
      });

      resultValue = this.data.value;
      this.setColumns();
    },
    setColumns() {
      let mode = this.data.mode;

      this.setData({
        isShowYear: mode == "YMDhms" || mode == "YMDhm" || mode == "YMD",
        isShowMonth:
          mode == "YMDhms" || mode == "YMDhm" || mode == "YMD" || mode == "MD",
        isShowDay:
          mode == "YMDhms" || mode == "YMDhm" || mode == "YMD" || mode == "MD",
        isShowHour: mode == "YMDhms" || mode == "YMDhm" || mode == "hm",
        isShoMinutes: mode == "YMDhms" || mode == "YMDhm" || mode == "hm",
        isShowSeconds: mode == "YMDhms",
      });
    },

    setDays(year, month) {
      if (year != beforeYear || beforeMonth != month) {
        beforeYear = year;
        beforeMonth = month;
        let dayCount = dateUtil.getDaysOfMonth(year, month);

        let days = [];

        for (let i = 1; i <= dayCount; i++) {
          days.push(i);
        }

        this.setData({
          days: days,
        });
      }
    },
    bindChange: function (e) {
      const val = e.detail.value;
      resultValue = val;
      let year = this.data.years[val[0]];
      let month = this.data.months[val[1]];
      this.setDays(year, month);
    },
    onCancellClick() {
      this.triggerEvent("datePickerCancellEvent");
    },
    onOkClick() {
      const myEventDetail = {};

      myEventDetail.data = this.data.data;
      myEventDetail.date = this.getResultDate();
      this.triggerEvent("datePickerOkEvent", myEventDetail);
    },

    getResultDate() {
      let result = 0;
      let year = this.data.years[resultValue[0]];
      let month = this.data.months[resultValue[1]] - 1;
      let day = this.data.days[resultValue[2]];
      let hour = this.data.hours[resultValue[3]];
      let minutes = this.data.minutes[resultValue[4]];
      let seconds = this.data.seconds[resultValue[5]];
      result = new Date(year, month, day, hour, minutes, seconds).getTime();

      return result;
    },
  },
});