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node_modules/vant/lib/calendar/utils.js

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+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __export = (target, all) => {
+  for (var name2 in all)
+    __defProp(target, name2, { get: all[name2], enumerable: true });
+};
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+var stdin_exports = {};
+__export(stdin_exports, {
+  bem: () => bem,
+  calcDateNum: () => calcDateNum,
+  cloneDate: () => cloneDate,
+  cloneDates: () => cloneDates,
+  compareDay: () => compareDay,
+  compareMonth: () => compareMonth,
+  formatMonthTitle: () => formatMonthTitle,
+  getDayByOffset: () => getDayByOffset,
+  getMonthByOffset: () => getMonthByOffset,
+  getNextDay: () => getNextDay,
+  getNextMonth: () => getNextMonth,
+  getNextYear: () => getNextYear,
+  getPrevDay: () => getPrevDay,
+  getPrevMonth: () => getPrevMonth,
+  getPrevYear: () => getPrevYear,
+  getToday: () => getToday,
+  getYearByOffset: () => getYearByOffset,
+  isLastRowInMonth: () => isLastRowInMonth,
+  name: () => name,
+  t: () => t
+});
+module.exports = __toCommonJS(stdin_exports);
+var import_utils = require("../utils");
+const [name, bem, t] = (0, import_utils.createNamespace)("calendar");
+const formatMonthTitle = (date) => t("monthTitle", date.getFullYear(), date.getMonth() + 1);
+function compareMonth(date1, date2) {
+  const year1 = date1.getFullYear();
+  const year2 = date2.getFullYear();
+  if (year1 === year2) {
+    const month1 = date1.getMonth();
+    const month2 = date2.getMonth();
+    return month1 === month2 ? 0 : month1 > month2 ? 1 : -1;
+  }
+  return year1 > year2 ? 1 : -1;
+}
+function compareDay(day1, day2) {
+  const compareMonthResult = compareMonth(day1, day2);
+  if (compareMonthResult === 0) {
+    const date1 = day1.getDate();
+    const date2 = day2.getDate();
+    return date1 === date2 ? 0 : date1 > date2 ? 1 : -1;
+  }
+  return compareMonthResult;
+}
+const cloneDate = (date) => new Date(date);
+const cloneDates = (dates) => Array.isArray(dates) ? dates.map(cloneDate) : cloneDate(dates);
+function getDayByOffset(date, offset) {
+  const cloned = cloneDate(date);
+  cloned.setDate(cloned.getDate() + offset);
+  return cloned;
+}
+function getMonthByOffset(date, offset) {
+  const cloned = cloneDate(date);
+  cloned.setMonth(cloned.getMonth() + offset);
+  if (cloned.getDate() !== date.getDate()) {
+    cloned.setDate(0);
+  }
+  return cloned;
+}
+function getYearByOffset(date, offset) {
+  const cloned = cloneDate(date);
+  cloned.setFullYear(cloned.getFullYear() + offset);
+  if (cloned.getDate() !== date.getDate()) {
+    cloned.setDate(0);
+  }
+  return cloned;
+}
+const getPrevDay = (date) => getDayByOffset(date, -1);
+const getNextDay = (date) => getDayByOffset(date, 1);
+const getPrevMonth = (date) => getMonthByOffset(date, -1);
+const getNextMonth = (date) => getMonthByOffset(date, 1);
+const getPrevYear = (date) => getYearByOffset(date, -1);
+const getNextYear = (date) => getYearByOffset(date, 1);
+const getToday = () => {
+  const today = /* @__PURE__ */ new Date();
+  today.setHours(0, 0, 0, 0);
+  return today;
+};
+function calcDateNum(date) {
+  const day1 = date[0].getTime();
+  const day2 = date[1].getTime();
+  return (day2 - day1) / (1e3 * 60 * 60 * 24) + 1;
+}
+function isLastRowInMonth(date, offset = 0) {
+  const lastDay = new Date(date.getFullYear(), date.getMonth() + 1, 0);
+  const currentPos = offset + date.getDate() - 1;
+  const lastDayPos = offset + lastDay.getDate() - 1;
+  return Math.floor(currentPos / 7) === Math.floor(lastDayPos / 7);
+}