feat(reminder): 完成P4提醒功能

- 实现提醒按时间分组显示（今天/明天/本周/更久/已错过）
- 添加逾期提醒红色Alert提示
- 优化提醒卡片交互（悬停显示操作按钮）
- 修复DateInput日期类型处理问题

Co-Authored-By: Claude <noreply@anthropic.com>

src/components/reminder/ReminderCard.tsx

@@ -1,4 +1,23 @@
-import { Card, Text, Checkbox, Group, Stack } from '@mantine/core';
+import { useMemo, useState } from 'react';
+import {
+  Card,
+  Text,
+  Checkbox,
+  Group,
+  Stack,
+  ThemeIcon,
+  Tooltip,
+  ActionIcon,
+  Menu,
+} from '@mantine/core';
+import {
+  IconBell,
+  IconCheck,
+  IconDots,
+  IconTrash,
+  IconEdit,
+  IconClock,
+} from '@tabler/icons-react';
 import type { Event } from '../../types';
 
 interface ReminderCardProps {
@@ -9,6 +28,34 @@ interface ReminderCardProps {
 
 export function ReminderCard({ event, onToggle, onClick }: ReminderCardProps) {
   const isCompleted = event.is_completed ?? false;
+  const [isHovered, setIsHovered] = useState(false);
+
+  // 计算距离提醒时间的相关显示
+  const timeInfo = useMemo(() => {
+    const now = new Date();
+    const eventDate = new Date(event.date);
+    const diff = eventDate.getTime() - now.getTime();
+    const isPast = diff < 0;
+    const isToday = eventDate.toDateString() === now.toDateString();
+
+    // 格式化时间显示
+    const timeStr = eventDate.toLocaleString('zh-CN', {
+      month: 'short',
+      day: 'numeric',
+      hour: '2-digit',
+      minute: '2-digit',
+    });
+
+    return { isPast, isToday, timeStr, diff };
+  }, [event.date]);
+
+  // 颜色主题
+  const getThemeColor = () => {
+    if (isCompleted) return 'gray';
+    if (timeInfo.isPast) return 'red';
+    if (timeInfo.isToday) return 'orange';
+    return 'blue';
+  };
 
   return (
     <Card
@@ -16,38 +63,110 @@ export function ReminderCard({ event, onToggle, onClick }: ReminderCardProps) {
       padding="sm"
       radius="md"
       onClick={onClick}
+      onMouseEnter={() => setIsHovered(true)}
+      onMouseLeave={() => setIsHovered(false)}
       style={{
         cursor: 'pointer',
-        opacity: isCompleted ? 0.6 : 1,
-        transition: 'transform 0.2s',
-        textDecoration: isCompleted ? 'line-through' : 'none',
+        opacity: isCompleted ? 0.5 : 1,
+        transition: 'all 0.2s ease',
+        transform: isHovered ? 'translateY(-2px)' : 'translateY(0)',
+        borderLeft: `3px solid var(--mantine-color-${getThemeColor()}-6)`,
       }}
-      onMouseEnter={(e) => (e.currentTarget.style.transform = 'translateY(-2px)')}
-      onMouseLeave={(e) => (e.currentTarget.style.transform = 'translateY(0)')}
     >
       <Group justify="space-between" wrap="nowrap">
-        <Stack gap={4}>
-          <Text fw={500} size="sm" lineClamp={1}>
-            {event.title}
-          </Text>
-          <Text size="xs" c="dimmed">
-            {new Date(event.date).toLocaleString('zh-CN')}
-          </Text>
-          {event.content && (
-            <Text size="xs" c="dimmed" lineClamp={1}>
-              {event.content}
-            </Text>
-          )}
-        </Stack>
+        <Group gap="sm" style={{ flex: 1, minWidth: 0 }}>
+          {/* Checkbox */}
+          <Checkbox
+            checked={isCompleted}
+            onChange={(e) => {
+              e.stopPropagation();
+              onToggle();
+            }}
+            onClick={(e) => e.stopPropagation()}
+            color="green"
+            size="sm"
+          />
 
-        <Checkbox
-          checked={isCompleted}
-          onChange={(e) => {
-            e.stopPropagation();
-            onToggle();
-          }}
-          onClick={(e) => e.stopPropagation()}
-        />
+          <Stack gap={2} style={{ flex: 1, minWidth: 0 }}>
+            {/* Title */}
+            <Text
+              fw={500}
+              size="sm"
+              lineClamp={1}
+              style={{
+                textDecoration: isCompleted ? 'line-through' : 'none',
+                color: isCompleted ? 'dimmed' : undefined,
+              }}
+            >
+              {event.title}
+            </Text>
+
+            {/* Time and content */}
+            <Group gap="xs">
+              <ThemeIcon size="xs" variant="light" color={getThemeColor()}>
+                <IconClock size={10} />
+              </ThemeIcon>
+              <Text size="xs" c={getThemeColor()}>
+                {timeInfo.timeStr}
+              </Text>
+            </Group>
+
+            {/* Content preview */}
+            {event.content && !isCompleted && (
+              <Text size="xs" c="dimmed" lineClamp={1}>
+                {event.content}
+              </Text>
+            )}
+          </Stack>
+        </Group>
+
+        {/* Quick actions */}
+        <Group gap={4}>
+          {isHovered && !isCompleted && (
+            <Tooltip label="完成">
+              <ActionIcon
+                size="sm"
+                variant="light"
+                color="green"
+                onClick={(e) => {
+                  e.stopPropagation();
+                  onToggle();
+                }}
+              >
+                <IconCheck size={14} />
+              </ActionIcon>
+            </Tooltip>
+          )}
+
+          <Menu shadow="md" width={120}>
+            <Menu.Target>
+              <ActionIcon
+                size="sm"
+                variant="subtle"
+                color="gray"
+                onClick={(e) => e.stopPropagation()}
+              >
+                <IconDots size={14} />
+              </ActionIcon>
+            </Menu.Target>
+
+            <Menu.Dropdown onClick={(e) => e.stopPropagation()}>
+              <Menu.Item
+                leftSection={<IconEdit size={14} />}
+                onClick={onClick}
+              >
+                编辑
+              </Menu.Item>
+              <Menu.Item
+                leftSection={<IconTrash size={14} />}
+                color="red"
+                onClick={onToggle}
+              >
+                {isCompleted ? '恢复' : '删除'}
+              </Menu.Item>
+            </Menu.Dropdown>
+          </Menu>
+        </Group>
       </Group>
     </Card>
   );

src/components/reminder/ReminderList.tsx

@@ -1,6 +1,6 @@
 import { useMemo } from 'react';
-import { Stack, Text, Paper, Group, Button } from '@mantine/core';
-import { IconPlus } from '@tabler/icons-react';
+import { Stack, Text, Paper, Group, Button, Badge, ThemeIcon, Alert } from '@mantine/core';
+import { IconPlus, IconBell, IconAlertCircle } from '@tabler/icons-react';
 import { ReminderCard } from './ReminderCard';
 import type { Event } from '../../types';
 
@@ -22,52 +22,76 @@ export function ReminderList({
     const today = new Date(now.getFullYear(), now.getMonth(), now.getDate());
     const tomorrow = new Date(today);
     tomorrow.setDate(tomorrow.getDate() + 1);
+    const nextWeek = new Date(today);
+    nextWeek.setDate(nextWeek.getDate() + 7);
 
     const reminders = events.filter((e) => e.type === 'reminder');
 
     const result = {
       today: [] as Event[],
       tomorrow: [] as Event[],
+      thisWeek: [] as Event[],
       later: [] as Event[],
       missed: [] as Event[],
+      completed: [] as Event[],
     };
 
     reminders.forEach((event) => {
       const eventDate = new Date(event.date);
 
-      if (event.is_completed) return;
+      // 已完成的放最后
+      if (event.is_completed) {
+        result.completed.push(event);
+        return;
+      }
 
+      // 未完成的按时间分组
       if (eventDate < today) {
         result.missed.push(event);
       } else if (eventDate < tomorrow) {
         result.today.push(event);
+      } else if (eventDate < nextWeek) {
+        result.thisWeek.push(event);
       } else {
         result.later.push(event);
       }
     });
 
-    // Sort by date
-    Object.keys(result).forEach((key) => {
-      result[key as keyof typeof result].sort(
-        (a, b) => new Date(a.date).getTime() - new Date(b.date).getTime()
-      );
-    });
+    // 按时间排序
+    const sortByDate = (a: Event, b: Event) =>
+      new Date(a.date).getTime() - new Date(b.date).getTime();
+
+    result.today.sort(sortByDate);
+    result.tomorrow.sort(sortByDate);
+    result.thisWeek.sort(sortByDate);
+    result.later.sort(sortByDate);
+    result.missed.sort(sortByDate);
+    result.completed.sort(sortByDate);
 
     return result;
   }, [events]);
 
-  const hasReminders =
+  const hasActiveReminders =
     grouped.today.length > 0 ||
     grouped.tomorrow.length > 0 ||
+    grouped.thisWeek.length > 0 ||
     grouped.later.length > 0 ||
     grouped.missed.length > 0;
 
-  if (!hasReminders) {
+  // 空状态
+  if (!hasActiveReminders) {
     return (
       <Paper p="md" withBorder radius="md" h="100%">
         <Stack align="center" justify="center" h="100%">
-          <Text c="dimmed" size="sm">
+          <ThemeIcon size={40} variant="light" color="gray" radius="xl">
+            <IconBell size={20} />
+          </ThemeIcon>
+          <Text c="dimmed" size="sm" ta="center">
             暂无提醒
+            <br />
+            <Text size="xs" c="dimmed" mt={4}>
+              记得添加提醒事项哦
+            </Text>
           </Text>
           <Button
             variant="light"
@@ -82,12 +106,26 @@ export function ReminderList({
     );
   }
 
+  // 已过提醒数量提示
+  const missedCount = grouped.missed.length;
+
   return (
-    <Paper p="md" withBorder radius="md" h="100%">
-      <Group justify="space-between" mb="sm">
-        <Text fw={500} size="sm">
-          提醒
-        </Text>
+    <Paper p="md" withBorder radius="md" h="100%" style={{ display: 'flex', flexDirection: 'column' }}>
+      {/* Header */}
+      <Group justify="space-between" mb="sm" style={{ flexShrink: 0 }}>
+        <Group gap={8}>
+          <ThemeIcon size="sm" variant="light" color="orange">
+            <IconBell size={12} />
+          </ThemeIcon>
+          <Text fw={500} size="sm">
+            提醒
+          </Text>
+          {missedCount > 0 && (
+            <Badge size="xs" variant="filled" color="red">
+              {missedCount}个逾期
+            </Badge>
+          )}
+        </Group>
         <Button
           variant="subtle"
           size="xs"
@@ -98,30 +136,46 @@ export function ReminderList({
         </Button>
       </Group>
 
-      <Stack gap="xs" style={{ maxHeight: 'calc(100% - 40px)', overflowY: 'auto' }}>
-        {/* Missed reminders */}
+      {/* Content */}
+      <Stack gap="xs" style={{ flex: 1, overflowY: 'auto', minHeight: 0 }}>
+        {/* 逾期提醒 */}
         {grouped.missed.length > 0 && (
-          <>
-            <Text size="xs" c="red" fw={500}>
-              已错过
-            </Text>
-            {grouped.missed.map((event) => (
-              <ReminderCard
-                key={event.id}
-                event={event}
-                onClick={() => onEventClick(event)}
-                onToggle={() => onToggleComplete(event)}
-              />
-            ))}
-          </>
+          <Alert
+            icon={<IconAlertCircle size={14} />}
+            color="red"
+            variant="light"
+            p="xs"
+            title={<Text size="xs" fw={500}>已错过 {grouped.missed.length}个</Text>}
+          >
+            <Stack gap={4}>
+              {grouped.missed.slice(0, 3).map((event) => (
+                <ReminderCard
+                  key={event.id}
+                  event={event}
+                  onClick={() => onEventClick(event)}
+                  onToggle={() => onToggleComplete(event)}
+                />
+              ))}
+              {grouped.missed.length > 3 && (
+                <Text size="xs" c="dimmed" ta="center">
+                  还有 {grouped.missed.length - 3} 个逾期提醒...
+                </Text>
+              )}
+            </Stack>
+          </Alert>
         )}
 
-        {/* Today's reminders */}
+        {/* 今天 */}
         {grouped.today.length > 0 && (
           <>
-            <Text size="xs" c="blue" fw={500}>
-              今天
-            </Text>
+            <Group gap={4}>
+              <Text size="xs" c="red" fw={600}>
+                今天
+              </Text>
+              <Badge size="xs" variant="light" color="red">
+                {grouped.today.length}
+              </Badge>
+            </Group>
             {grouped.today.map((event) => (
               <ReminderCard
                 key={event.id}
@@ -133,12 +187,17 @@ export function ReminderList({
           </>
         )}
 
-        {/* Tomorrow's reminders */}
+        {/* 明天 */}
         {grouped.tomorrow.length > 0 && (
           <>
-            <Text size="xs" c="teal" fw={500}>
-              明天
-            </Text>
+            <Group gap={4}>
+              <Text size="xs" c="teal" fw={600}>
+                明天
+              </Text>
+              <Badge size="xs" variant="light" color="teal">
+                {grouped.tomorrow.length}
+              </Badge>
+            </Group>
             {grouped.tomorrow.map((event) => (
               <ReminderCard
                 key={event.id}
@@ -150,12 +209,39 @@ export function ReminderList({
           </>
         )}
 
-        {/* Later reminders */}
+        {/* 本周 */}
+        {grouped.thisWeek.length > 0 && (
+          <>
+            <Group gap={4}>
+              <Text size="xs" c="blue" fw={600}>
+                本周
+              </Text>
+              <Badge size="xs" variant="light" color="blue">
+                {grouped.thisWeek.length}
+              </Badge>
+            </Group>
+            {grouped.thisWeek.map((event) => (
+              <ReminderCard
+                key={event.id}
+                event={event}
+                onClick={() => onEventClick(event)}
+                onToggle={() => onToggleComplete(event)}
+              />
+            ))}
+          </>
+        )}
+
+        {/* 更久 */}
         {grouped.later.length > 0 && (
           <>
-            <Text size="xs" c="gray" fw={500}>
-              更久之后
-            </Text>
+            <Group gap={4}>
+              <Text size="xs" c="gray" fw={600}>
+                以后
+              </Text>
+              <Badge size="xs" variant="light" color="gray">
+                {grouped.later.length}
+              </Badge>
+            </Group>
             {grouped.later.map((event) => (
               <ReminderCard
                 key={event.id}

src/pages/HomePage.tsx

@@ -87,9 +87,12 @@ export function HomePage() {
   const handleSubmit = async () => {
     if (!formTitle.trim() || !formDate) return;
 
+    // 确保 date 是 Date 对象
+    const dateObj = formDate instanceof Date ? formDate : new Date(formDate as unknown as string);
+
     const dateStr = formTime
-      ? new Date(formDate.setHours(parseInt(formTime.split(':')[0]), parseInt(formTime.split(':')[1])))
-      : formDate;
+      ? new Date(dateObj.setHours(parseInt(formTime.split(':')[0]), parseInt(formTime.split(':')[1])))
+      : dateObj;
 
     const eventData = {
       type: formType,