626 lines
18 KiB
TypeScript
626 lines
18 KiB
TypeScript
import { getMonthDaysZh, getMonthTitleZh, getTodayIndexInMonth } from '@/utils/date';
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import { Ionicons } from '@expo/vector-icons';
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import DateTimePicker from '@react-native-community/datetimepicker';
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import dayjs from 'dayjs';
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import { GlassView, isLiquidGlassAvailable } from 'expo-glass-effect';
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import React, { useEffect, useRef, useState } from 'react';
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import {
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Animated, Modal,
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Platform,
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Pressable,
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ScrollView,
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StyleSheet,
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Text,
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TouchableOpacity,
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View
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} from 'react-native';
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export interface DateSelectorProps {
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/** 当前选中的日期索引 */
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selectedIndex?: number;
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/** 日期选择回调 */
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onDateSelect?: (index: number, date: Date) => void;
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/** 是否显示月份标题 */
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showMonthTitle?: boolean;
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/** 自定义月份标题 */
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monthTitle?: string;
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/** 是否禁用未来日期 */
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disableFutureDates?: boolean;
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/** 自定义样式 */
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style?: any;
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/** 容器样式 */
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containerStyle?: any;
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/** 日期项样式 */
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dayItemStyle?: any;
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/** 是否自动滚动到选中项 */
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autoScrollToSelected?: boolean;
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/** 是否显示日历图标 */
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showCalendarIcon?: boolean;
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}
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export const DateSelector: React.FC<DateSelectorProps> = ({
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selectedIndex: externalSelectedIndex,
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onDateSelect,
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showMonthTitle = true,
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monthTitle: externalMonthTitle,
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disableFutureDates = true,
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style,
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containerStyle,
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dayItemStyle,
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autoScrollToSelected = true,
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showCalendarIcon = true,
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}) => {
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// 内部状态管理
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const [internalSelectedIndex, setInternalSelectedIndex] = useState(getTodayIndexInMonth());
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const [currentMonth, setCurrentMonth] = useState(dayjs()); // 当前显示的月份
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const selectedIndex = externalSelectedIndex ?? internalSelectedIndex;
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// Liquid Glass 可用性检查
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const isGlassAvailable = isLiquidGlassAvailable();
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// 获取日期数据
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const days = getMonthDaysZh(currentMonth);
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const monthTitle = externalMonthTitle ?? getMonthTitleZh(currentMonth);
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// 判断当前选中的日期是否是今天
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const isSelectedDateToday = () => {
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const today = dayjs();
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const selectedDate = days[selectedIndex]?.date;
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if (!selectedDate) return false;
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// 检查是否是同一天且在同一个月
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return selectedDate.isSame(today, 'day') && currentMonth.isSame(today, 'month');
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};
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// 滚动相关
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const daysScrollRef = useRef<ScrollView | null>(null);
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const [scrollWidth, setScrollWidth] = useState(0);
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const DAY_PILL_WIDTH = 48;
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const DAY_PILL_SPACING = 8;
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// 日历弹窗相关
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const [datePickerVisible, setDatePickerVisible] = useState(false);
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const [pickerDate, setPickerDate] = useState<Date>(new Date());
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// 动画值
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const fadeAnim = useRef(new Animated.Value(0)).current;
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// 滚动到指定索引
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const scrollToIndex = (index: number, animated = true) => {
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if (!daysScrollRef.current || scrollWidth === 0) return;
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const itemWidth = DAY_PILL_WIDTH + DAY_PILL_SPACING;
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const baseOffset = index * itemWidth;
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const centerOffset = Math.max(0, baseOffset - (scrollWidth / 2 - DAY_PILL_WIDTH / 2));
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// 确保不会滚动超出边界
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const maxScrollOffset = Math.max(0, (days.length * itemWidth) - scrollWidth);
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const finalOffset = Math.min(centerOffset, maxScrollOffset);
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if (animated) {
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// 使用原生动画API实现更平滑的滚动
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requestAnimationFrame(() => {
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daysScrollRef.current?.scrollTo({
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x: finalOffset,
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animated: true
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});
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});
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} else {
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// 非动画情况直接跳转
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daysScrollRef.current?.scrollTo({
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x: finalOffset,
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animated: false
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});
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}
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};
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// 初始化时滚动到选中项
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useEffect(() => {
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if (scrollWidth > 0 && autoScrollToSelected) {
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scrollToIndex(selectedIndex, true);
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}
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// 淡入动画
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Animated.timing(fadeAnim, {
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toValue: 1,
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duration: 300,
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useNativeDriver: true,
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}).start();
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}, [scrollWidth, selectedIndex, autoScrollToSelected, fadeAnim]);
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// 当选中索引变化时，滚动到对应位置
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useEffect(() => {
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if (scrollWidth > 0 && autoScrollToSelected) {
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// 添加微小延迟以确保动画效果更明显
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const timer = setTimeout(() => {
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scrollToIndex(selectedIndex, true);
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}, 50);
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return () => clearTimeout(timer);
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}
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}, [selectedIndex, autoScrollToSelected]);
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// 当月份变化时，重新滚动到选中位置
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useEffect(() => {
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if (scrollWidth > 0 && autoScrollToSelected) {
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const timer = setTimeout(() => {
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scrollToIndex(selectedIndex, true);
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}, 100);
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return () => clearTimeout(timer);
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}
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}, [currentMonth, scrollWidth, autoScrollToSelected]);
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// 处理日期选择
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const handleDateSelect = (index: number) => {
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const targetDate = days[index]?.date?.toDate();
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if (!targetDate) return;
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// 检查是否为未来日期
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if (disableFutureDates && days[index].date.isAfter(dayjs(), 'day')) {
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return;
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}
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// 先滚动到目标位置，再更新状态
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if (autoScrollToSelected) {
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scrollToIndex(index, true);
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}
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// 更新内部状态（如果使用外部控制则不更新）
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if (externalSelectedIndex === undefined) {
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setInternalSelectedIndex(index);
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}
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// 调用回调
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onDateSelect?.(index, targetDate);
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};
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// 日历弹窗相关函数
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const openDatePicker = () => {
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const currentSelectedDate = days[selectedIndex]?.date?.toDate() || new Date();
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setPickerDate(currentSelectedDate);
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setDatePickerVisible(true);
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};
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const closeDatePicker = () => setDatePickerVisible(false);
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const onConfirmDate = (date: Date) => {
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const today = new Date();
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today.setHours(0, 0, 0, 0);
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const picked = new Date(date);
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picked.setHours(0, 0, 0, 0);
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// 如果禁用未来日期，则限制选择
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const finalDate = (disableFutureDates && picked > today) ? today : picked;
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closeDatePicker();
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// 更新当前月份为选中日期的月份
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const selectedMonth = dayjs(finalDate);
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setCurrentMonth(selectedMonth);
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// 计算选中日期在新月份中的索引
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const newMonthDays = getMonthDaysZh(selectedMonth);
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const selectedDay = selectedMonth.date();
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const newSelectedIndex = newMonthDays.findIndex(day => day.dayOfMonth === selectedDay);
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// 更新内部状态（如果使用外部控制则不更新）
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if (externalSelectedIndex === undefined && newSelectedIndex !== -1) {
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setInternalSelectedIndex(newSelectedIndex);
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}
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// 调用统一的日期选择回调
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if (newSelectedIndex !== -1) {
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onDateSelect?.(newSelectedIndex, finalDate);
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}
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};
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const handleGoToday = () => {
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const today = dayjs();
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setCurrentMonth(today);
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const todayDays = getMonthDaysZh(today);
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const newSelectedIndex = todayDays.findIndex(day => day.dayOfMonth === today.date());
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if (newSelectedIndex !== -1) {
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if (externalSelectedIndex === undefined) {
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setInternalSelectedIndex(newSelectedIndex);
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}
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const todayDate = today.toDate();
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setPickerDate(todayDate);
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onDateSelect?.(newSelectedIndex, todayDate);
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}
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};
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return (
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<View style={[styles.container, containerStyle]}>
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{showMonthTitle && (
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<View style={styles.monthTitleContainer}>
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<Text style={styles.monthTitle}>{monthTitle}</Text>
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<View style={styles.monthActions}>
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{!isSelectedDateToday() && (
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<TouchableOpacity
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onPress={handleGoToday}
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activeOpacity={0.7}
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>
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{isGlassAvailable ? (
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<GlassView
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style={styles.todayButton}
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glassEffectStyle="clear"
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tintColor="rgba(124, 58, 237, 0.08)"
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isInteractive={true}
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>
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<Text style={styles.todayButtonText}>回到今天</Text>
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</GlassView>
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) : (
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<View style={[styles.todayButton, styles.todayButtonFallback]}>
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<Text style={styles.todayButtonText}>回到今天</Text>
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</View>
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)}
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</TouchableOpacity>
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)}
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{showCalendarIcon && (
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<TouchableOpacity
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onPress={openDatePicker}
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activeOpacity={0.6}
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>
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{isGlassAvailable ? (
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<GlassView
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style={styles.calendarIconButton}
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glassEffectStyle="clear"
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tintColor="rgba(255, 255, 255, 0.2)"
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isInteractive={true}
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>
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<Ionicons name="calendar-outline" size={14} color="#666666" />
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</GlassView>
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) : (
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<View style={[styles.calendarIconButton, styles.calendarIconFallback]}>
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<Ionicons name="calendar-outline" size={14} color="#666666" />
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</View>
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)}
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</TouchableOpacity>
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)}
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</View>
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</View>
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)}
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<Animated.View style={{ opacity: fadeAnim }}>
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<ScrollView
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horizontal
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showsHorizontalScrollIndicator={false}
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contentContainerStyle={styles.daysContainer}
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ref={daysScrollRef}
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onLayout={(e) => setScrollWidth(e.nativeEvent.layout.width)}
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style={style}
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>
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{days.map((d, i) => {
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const selected = i === selectedIndex;
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const isFutureDate = disableFutureDates && d.date.isAfter(dayjs(), 'day');
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return (
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<View key={`${d.dayOfMonth}`} style={[styles.dayItemWrapper, dayItemStyle]}>
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<Pressable
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onPress={() => !isFutureDate && handleDateSelect(i)}
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disabled={isFutureDate}
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style={({ pressed }) => [
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!isFutureDate && pressed && styles.dayPillPressed
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]}
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>
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{selected && !isFutureDate ? (
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isGlassAvailable ? (
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<GlassView
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style={styles.dayPill}
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glassEffectStyle="regular"
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tintColor="rgba(255, 255, 255, 0.3)"
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isInteractive={true}
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>
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<Text style={styles.dayLabelSelected}>
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{d.weekdayZh}
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</Text>
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<Text style={styles.dayDateSelected}>
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{d.dayOfMonth}
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</Text>
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</GlassView>
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) : (
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<View style={[styles.dayPill, styles.dayPillSelectedFallback]}>
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<Text style={styles.dayLabelSelected}>
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{d.weekdayZh}
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</Text>
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<Text style={styles.dayDateSelected}>
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{d.dayOfMonth}
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</Text>
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</View>
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)
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) : (
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<View style={[
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styles.dayPill,
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styles.dayPillNormal,
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isFutureDate && styles.dayPillDisabled
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]}>
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<Text style={[
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styles.dayLabel,
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isFutureDate && styles.dayLabelDisabled
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]}>
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{d.weekdayZh}
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</Text>
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<Text style={[
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styles.dayDate,
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isFutureDate && styles.dayDateDisabled
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]}>
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{d.dayOfMonth}
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</Text>
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</View>
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)}
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</Pressable>
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</View>
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);
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})}
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</ScrollView>
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</Animated.View>
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{/* 日历选择弹窗 */}
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<Modal
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visible={datePickerVisible}
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transparent
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animationType="fade"
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onRequestClose={closeDatePicker}
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>
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<Pressable style={styles.modalBackdrop} onPress={closeDatePicker} />
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{isGlassAvailable ? (
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<GlassView
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style={styles.modalSheet}
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glassEffectStyle="regular"
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tintColor="rgba(255, 255, 255, 0.7)"
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isInteractive={false}
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>
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<DateTimePicker
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value={pickerDate}
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mode="date"
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display={Platform.OS === 'ios' ? 'inline' : 'calendar'}
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minimumDate={dayjs().subtract(6, 'month').toDate()}
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maximumDate={disableFutureDates ? new Date() : undefined}
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{...(Platform.OS === 'ios' ? { locale: 'zh-CN' } : {})}
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onChange={(event, date) => {
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if (Platform.OS === 'ios') {
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if (date) setPickerDate(date);
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} else {
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if (event.type === 'set' && date) {
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onConfirmDate(date);
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} else {
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closeDatePicker();
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}
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}
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}}
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/>
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{Platform.OS === 'ios' && (
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<View style={styles.modalActions}>
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<TouchableOpacity onPress={closeDatePicker} style={[styles.modalBtn]}>
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<Text style={styles.modalBtnText}>取消</Text>
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</TouchableOpacity>
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<TouchableOpacity onPress={() => {
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onConfirmDate(pickerDate);
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}} style={[styles.modalBtn, styles.modalBtnPrimary]}>
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<Text style={[styles.modalBtnText, styles.modalBtnTextPrimary]}>确定</Text>
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</TouchableOpacity>
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</View>
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)}
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</GlassView>
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) : (
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<View style={styles.modalSheet}>
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<DateTimePicker
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value={pickerDate}
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mode="date"
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display={Platform.OS === 'ios' ? 'inline' : 'calendar'}
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minimumDate={dayjs().subtract(6, 'month').toDate()}
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maximumDate={disableFutureDates ? new Date() : undefined}
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{...(Platform.OS === 'ios' ? { locale: 'zh-CN' } : {})}
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onChange={(event, date) => {
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if (Platform.OS === 'ios') {
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if (date) setPickerDate(date);
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} else {
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if (event.type === 'set' && date) {
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onConfirmDate(date);
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} else {
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closeDatePicker();
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}
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}
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}}
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/>
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{Platform.OS === 'ios' && (
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<View style={styles.modalActions}>
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<TouchableOpacity onPress={closeDatePicker} style={[styles.modalBtn]}>
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<Text style={styles.modalBtnText}>取消</Text>
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</TouchableOpacity>
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<TouchableOpacity onPress={() => {
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onConfirmDate(pickerDate);
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}} style={[styles.modalBtn, styles.modalBtnPrimary]}>
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<Text style={[styles.modalBtnText, styles.modalBtnTextPrimary]}>确定</Text>
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</TouchableOpacity>
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</View>
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)}
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</View>
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)}
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</Modal>
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</View>
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);
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};
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const styles = StyleSheet.create({
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container: {
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},
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monthTitleContainer: {
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flexDirection: 'row',
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alignItems: 'center',
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justifyContent: 'space-between',
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marginBottom: 8,
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},
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monthActions: {
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flexDirection: 'row',
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alignItems: 'center',
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},
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monthTitle: {
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fontSize: 22,
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fontWeight: '800',
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color: '#1a1a1a',
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letterSpacing: -0.5,
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fontFamily: 'AliBold',
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},
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calendarIconButton: {
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padding: 4,
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borderRadius: 6,
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marginLeft: 4,
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overflow: 'hidden',
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},
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calendarIconFallback: {
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backgroundColor: 'rgba(255, 255, 255, 0.9)',
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borderWidth: 1,
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borderColor: 'rgba(255, 255, 255, 0.3)',
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},
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todayButton: {
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paddingHorizontal: 12,
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paddingVertical: 6,
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borderRadius: 12,
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marginRight: 8,
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overflow: 'hidden',
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},
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todayButtonFallback: {
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backgroundColor: '#EEF2FF',
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borderWidth: 1,
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borderColor: 'rgba(124, 58, 237, 0.2)',
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},
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todayButtonText: {
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fontSize: 12,
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fontWeight: '700',
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color: '#7c3aed',
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letterSpacing: 0.2,
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fontFamily: 'AliBold',
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},
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daysContainer: {
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paddingBottom: 8,
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},
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dayItemWrapper: {
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alignItems: 'center',
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width: 48,
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marginRight: 8,
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},
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dayPill: {
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width: 40,
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height: 60,
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borderRadius: 24,
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alignItems: 'center',
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justifyContent: 'center',
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overflow: 'hidden',
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},
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dayPillNormal: {
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backgroundColor: 'transparent',
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},
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dayPillPressed: {
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opacity: 0.8,
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transform: [{ scale: 0.96 }],
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},
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dayPillSelectedFallback: {
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backgroundColor: '#FFFFFF',
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shadowColor: '#000',
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shadowOffset: { width: 0, height: 2 },
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shadowOpacity: 0.1,
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shadowRadius: 4,
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elevation: 3,
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borderWidth: 1,
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borderColor: 'rgba(255, 255, 255, 0.5)',
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},
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dayPillDisabled: {
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backgroundColor: 'transparent',
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opacity: 0.4,
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},
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dayLabel: {
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|
fontSize: 11,
|
|
fontWeight: '700',
|
|
color: '#8e8e93',
|
|
marginBottom: 2,
|
|
letterSpacing: 0.1,
|
|
fontFamily: 'AliBold',
|
|
},
|
|
dayLabelSelected: {
|
|
color: '#1a1a1a',
|
|
fontWeight: '800',
|
|
fontFamily: 'AliBold',
|
|
},
|
|
dayLabelDisabled: {
|
|
color: '#c7c7cc',
|
|
},
|
|
dayDate: {
|
|
fontSize: 13,
|
|
fontWeight: '700',
|
|
color: '#8e8e93',
|
|
letterSpacing: -0.2,
|
|
fontFamily: 'AliBold',
|
|
},
|
|
dayDateSelected: {
|
|
color: '#1a1a1a',
|
|
fontWeight: '800',
|
|
fontFamily: 'AliBold',
|
|
},
|
|
dayDateDisabled: {
|
|
color: '#c7c7cc',
|
|
},
|
|
modalBackdrop: {
|
|
...StyleSheet.absoluteFillObject,
|
|
backgroundColor: 'rgba(0,0,0,0.3)',
|
|
},
|
|
modalSheet: {
|
|
position: 'absolute',
|
|
left: 0,
|
|
right: 0,
|
|
bottom: 0,
|
|
padding: 20,
|
|
borderTopLeftRadius: 20,
|
|
borderTopRightRadius: 20,
|
|
shadowColor: '#000',
|
|
shadowOffset: { width: 0, height: -2 },
|
|
shadowOpacity: 0.1,
|
|
shadowRadius: 8,
|
|
elevation: 10,
|
|
},
|
|
modalActions: {
|
|
flexDirection: 'row',
|
|
justifyContent: 'flex-end',
|
|
marginTop: 8,
|
|
gap: 12,
|
|
},
|
|
modalBtn: {
|
|
paddingHorizontal: 16,
|
|
paddingVertical: 10,
|
|
borderRadius: 12,
|
|
backgroundColor: '#f8fafc',
|
|
borderWidth: 1,
|
|
borderColor: '#e2e8f0',
|
|
minWidth: 80,
|
|
alignItems: 'center',
|
|
},
|
|
modalBtnPrimary: {
|
|
backgroundColor: '#7c3aed',
|
|
borderWidth: 1,
|
|
borderColor: '#7c3aed',
|
|
shadowColor: '#7c3aed',
|
|
shadowOffset: { width: 0, height: 2 },
|
|
shadowOpacity: 0.2,
|
|
shadowRadius: 4,
|
|
elevation: 3,
|
|
},
|
|
modalBtnText: {
|
|
color: '#475569',
|
|
fontWeight: '700',
|
|
fontSize: 14,
|
|
letterSpacing: 0.1,
|
|
fontFamily: 'AliBold',
|
|
},
|
|
modalBtnTextPrimary: {
|
|
color: '#FFFFFF',
|
|
fontWeight: '700',
|
|
fontSize: 14,
|
|
letterSpacing: 0.1,
|
|
fontFamily: 'AliBold',
|
|
},
|
|
});
|