add all frontend files

node_modules/antd/es/date-picker/util.js

@@ -0,0 +1,66 @@
+import * as React from 'react';
+import useSelectIcons from '../select/useIcons';
+export function getPlaceholder(locale, picker, customizePlaceholder) {
+  if (customizePlaceholder !== undefined) {
+    return customizePlaceholder;
+  }
+  if (picker === 'year' && locale.lang.yearPlaceholder) {
+    return locale.lang.yearPlaceholder;
+  }
+  if (picker === 'quarter' && locale.lang.quarterPlaceholder) {
+    return locale.lang.quarterPlaceholder;
+  }
+  if (picker === 'month' && locale.lang.monthPlaceholder) {
+    return locale.lang.monthPlaceholder;
+  }
+  if (picker === 'week' && locale.lang.weekPlaceholder) {
+    return locale.lang.weekPlaceholder;
+  }
+  if (picker === 'time' && locale.timePickerLocale.placeholder) {
+    return locale.timePickerLocale.placeholder;
+  }
+  return locale.lang.placeholder;
+}
+export function getRangePlaceholder(locale, picker, customizePlaceholder) {
+  if (customizePlaceholder !== undefined) {
+    return customizePlaceholder;
+  }
+  if (picker === 'year' && locale.lang.yearPlaceholder) {
+    return locale.lang.rangeYearPlaceholder;
+  }
+  if (picker === 'quarter' && locale.lang.quarterPlaceholder) {
+    return locale.lang.rangeQuarterPlaceholder;
+  }
+  if (picker === 'month' && locale.lang.monthPlaceholder) {
+    return locale.lang.rangeMonthPlaceholder;
+  }
+  if (picker === 'week' && locale.lang.weekPlaceholder) {
+    return locale.lang.rangeWeekPlaceholder;
+  }
+  if (picker === 'time' && locale.timePickerLocale.placeholder) {
+    return locale.timePickerLocale.rangePlaceholder;
+  }
+  return locale.lang.rangePlaceholder;
+}
+export function useIcons(props, prefixCls) {
+  const {
+    allowClear = true
+  } = props;
+  const {
+    clearIcon,
+    removeIcon
+  } = useSelectIcons(Object.assign(Object.assign({}, props), {
+    prefixCls,
+    componentName: 'DatePicker'
+  }));
+  const mergedAllowClear = React.useMemo(() => {
+    if (allowClear === false) {
+      return false;
+    }
+    const allowClearConfig = allowClear === true ? {} : allowClear;
+    return Object.assign({
+      clearIcon: clearIcon
+    }, allowClearConfig);
+  }, [allowClear, clearIcon]);
+  return [mergedAllowClear, removeIcon];
+}