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node_modules/vant/lib/date-picker/DatePicker.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, {
+  datePickerProps: () => datePickerProps,
+  default: () => stdin_default
+});
+module.exports = __toCommonJS(stdin_exports);
+var import_vue = require("vue");
+var import_utils = require("../utils");
+var import_utils2 = require("./utils");
+var import_use_expose = require("../composables/use-expose");
+var import_picker = require("../picker");
+const currentYear = (/* @__PURE__ */ new Date()).getFullYear();
+const [name] = (0, import_utils.createNamespace)("date-picker");
+const datePickerProps = (0, import_utils.extend)({}, import_utils2.sharedProps, {
+  columnsType: {
+    type: Array,
+    default: () => ["year", "month", "day"]
+  },
+  minDate: {
+    type: Date,
+    default: () => new Date(currentYear - 10, 0, 1),
+    validator: import_utils.isDate
+  },
+  maxDate: {
+    type: Date,
+    default: () => new Date(currentYear + 10, 11, 31),
+    validator: import_utils.isDate
+  }
+});
+var stdin_default = (0, import_vue.defineComponent)({
+  name,
+  props: datePickerProps,
+  emits: ["confirm", "cancel", "change", "update:modelValue"],
+  setup(props, {
+    emit,
+    slots
+  }) {
+    const currentValues = (0, import_vue.ref)(props.modelValue);
+    const updatedByExternalSources = (0, import_vue.ref)(false);
+    const pickerRef = (0, import_vue.ref)();
+    const computedValues = (0, import_vue.computed)(() => updatedByExternalSources.value ? props.modelValue : currentValues.value);
+    const isMinYear = (year) => year === props.minDate.getFullYear();
+    const isMaxYear = (year) => year === props.maxDate.getFullYear();
+    const isMinMonth = (month) => month === props.minDate.getMonth() + 1;
+    const isMaxMonth = (month) => month === props.maxDate.getMonth() + 1;
+    const getValue = (type) => {
+      const {
+        minDate,
+        columnsType
+      } = props;
+      const index = columnsType.indexOf(type);
+      const value = computedValues.value[index];
+      if (value) {
+        return +value;
+      }
+      switch (type) {
+        case "year":
+          return minDate.getFullYear();
+        case "month":
+          return minDate.getMonth() + 1;
+        case "day":
+          return minDate.getDate();
+      }
+    };
+    const genYearOptions = () => {
+      const minYear = props.minDate.getFullYear();
+      const maxYear = props.maxDate.getFullYear();
+      return (0, import_utils2.genOptions)(minYear, maxYear, "year", props.formatter, props.filter, computedValues.value);
+    };
+    const genMonthOptions = () => {
+      const year = getValue("year");
+      const minMonth = isMinYear(year) ? props.minDate.getMonth() + 1 : 1;
+      const maxMonth = isMaxYear(year) ? props.maxDate.getMonth() + 1 : 12;
+      return (0, import_utils2.genOptions)(minMonth, maxMonth, "month", props.formatter, props.filter, computedValues.value);
+    };
+    const genDayOptions = () => {
+      const year = getValue("year");
+      const month = getValue("month");
+      const minDate = isMinYear(year) && isMinMonth(month) ? props.minDate.getDate() : 1;
+      const maxDate = isMaxYear(year) && isMaxMonth(month) ? props.maxDate.getDate() : (0, import_utils2.getMonthEndDay)(year, month);
+      return (0, import_utils2.genOptions)(minDate, maxDate, "day", props.formatter, props.filter, computedValues.value);
+    };
+    const confirm = () => {
+      var _a;
+      return (_a = pickerRef.value) == null ? void 0 : _a.confirm();
+    };
+    const getSelectedDate = () => currentValues.value;
+    const columns = (0, import_vue.computed)(() => props.columnsType.map((type) => {
+      switch (type) {
+        case "year":
+          return genYearOptions();
+        case "month":
+          return genMonthOptions();
+        case "day":
+          return genDayOptions();
+        default:
+          if (process.env.NODE_ENV !== "production") {
+            throw new Error(`[Vant] DatePicker: unsupported columns type: ${type}`);
+          }
+          return [];
+      }
+    }));
+    (0, import_vue.watch)(currentValues, (newValues) => {
+      if (!(0, import_utils.isSameValue)(newValues, props.modelValue)) {
+        emit("update:modelValue", newValues);
+      }
+    });
+    (0, import_vue.watch)(() => props.modelValue, (newValues, oldValues) => {
+      updatedByExternalSources.value = (0, import_utils.isSameValue)(oldValues, currentValues.value);
+      newValues = (0, import_utils2.formatValueRange)(newValues, columns.value);
+      if (!(0, import_utils.isSameValue)(newValues, currentValues.value)) {
+        currentValues.value = newValues;
+      }
+      updatedByExternalSources.value = false;
+    }, {
+      immediate: true
+    });
+    const onChange = (...args) => emit("change", ...args);
+    const onCancel = (...args) => emit("cancel", ...args);
+    const onConfirm = (...args) => emit("confirm", ...args);
+    (0, import_use_expose.useExpose)({
+      confirm,
+      getSelectedDate
+    });
+    return () => (0, import_vue.createVNode)(import_picker.Picker, (0, import_vue.mergeProps)({
+      "ref": pickerRef,
+      "modelValue": currentValues.value,
+      "onUpdate:modelValue": ($event) => currentValues.value = $event,
+      "columns": columns.value,
+      "onChange": onChange,
+      "onCancel": onCancel,
+      "onConfirm": onConfirm
+    }, (0, import_utils.pick)(props, import_utils2.pickerInheritKeys)), slots);
+  }
+});