focus-pro/dist/Calendar/index.js

focus-pro 中台前端组件库

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import React, { useImperativeHandle, useState } from 'react';
import "./index.module.less";
import { jsx as _jsx } from "react/jsx-runtime";
import { jsxs as _jsxs } from "react/jsx-runtime";
var InternalCalendar = function InternalCalendar(props, ref) {
  var _props$defaultValue = props.defaultValue,
    defaultValue = _props$defaultValue === void 0 ? new Date() : _props$defaultValue,
    onChange = props.onChange;
  var _useState = useState(new Date(defaultValue)),
    _useState2 = _slicedToArray(_useState, 2),
    date = _useState2[0],
    _setDate = _useState2[1];
  // 月份向前查询
  var handlePreMonth = function handlePreMonth() {
    _setDate(new Date(date.getFullYear(), date.getMonth() - 1, 1));
  };
  // 月份向后查询
  var handleNextMonth = function handleNextMonth() {
    _setDate(new Date(date.getFullYear(), date.getMonth() + 1, 1));
  };

  // 获取这个月有多少天
  var daysOfMonth = function daysOfMonth(year, month) {
    // date传入0时，获取的是上个月有多少天，所以需要month + 1
    return new Date(year, month + 1, 0).getDate();
  };

  // 获取这个月的第一天是星期几，0-6代表星期天到六
  var firstDayOfMonth = function firstDayOfMonth(year, month) {
    return new Date(year, month, 1).getDay();
  };
  // 渲染日期
  var renderDates = function renderDates() {
    var days = [];
    var daysCount = daysOfMonth(date.getFullYear(), date.getMonth());
    var firstDay = firstDayOfMonth(date.getFullYear(), date.getMonth());
    // 填充上月日期的空白格
    for (var i = 0; i < firstDay; i++) {
      days.push( /*#__PURE__*/_jsx("div", {
        className: "empty",
        children: new Date(date.getFullYear(), date.getMonth(), i - firstDay + 1).getDate()
      }, "empty-".concat(i)));
    }

    // 填充本月天数
    var _loop = function _loop(_i) {
      var clickHandler = function clickHandler() {
        var curDate = new Date(date.getFullYear(), date.getMonth(), _i);
        _setDate(curDate);
        onChange === null || onChange === void 0 || onChange(curDate);
      };
      if (_i === date.getDate()) {
        days.push( /*#__PURE__*/_jsx("div", {
          className: "day selected",
          onClick: function onClick() {
            return clickHandler();
          },
          children: _i
        }, _i));
      } else {
        days.push( /*#__PURE__*/_jsx("div", {
          className: "day",
          onClick: function onClick() {
            return clickHandler();
          },
          children: _i
        }, _i));
      }
    };
    for (var _i = 1; _i <= daysCount; _i++) {
      _loop(_i);
    }

    // 填充下个月的天数
    var curRow = Math.ceil(days.length / 7); // 向上取整得行数
    var nextDays = curRow * 7 - days.length; // 行数 * 天数 - 填充空白天数 - 当月天数 = 下个月填充天数
    if (nextDays > 0) {
      for (var _i2 = 0; _i2 < nextDays; _i2++) {
        days.push( /*#__PURE__*/_jsx("div", {
          className: "empty",
          children: new Date(date.getFullYear(), date.getMonth() + 1, _i2 + 1).getDate()
        }, "empty-".concat(_i2, "-next")));
      }
    }
    return days;
  };
  var monthNames = ['一 月', '二 月', '三 月', '四 月', '五 月', '六 月', '七 月', '八 月', '九 月', '十 月', '十一 月', '十二 月'];

  // 暴露api
  useImperativeHandle(ref, function () {
    return {
      getDate: function getDate() {
        return date;
      },
      setDate: function setDate(date) {
        _setDate(date);
      }
    };
  });
  return /*#__PURE__*/_jsxs("div", {
    className: "calendar",
    children: [/*#__PURE__*/_jsxs("div", {
      className: "header",
      children: [/*#__PURE__*/_jsx("button", {
        onClick: handlePreMonth,
        children: "<"
      }), /*#__PURE__*/_jsxs("div", {
        children: [date.getFullYear(), " \u5E74 ", monthNames[date.getMonth()]]
      }), /*#__PURE__*/_jsx("button", {
        onClick: handleNextMonth,
        children: ">"
      })]
    }), /*#__PURE__*/_jsxs("div", {
      className: "days",
      children: [/*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u65E5"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u4E00"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u4E8C"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u4E09"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u56DB"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u4E94"
      }), /*#__PURE__*/_jsx("div", {
        className: "day",
        children: "\u516D"
      }), renderDates()]
    })]
  });
};
var Calendar = /*#__PURE__*/React.forwardRef(InternalCalendar);
export default Calendar;