Merge branch 'feature_bugfix/251113_ui' of https://git.valuefrontier.cn/vf/vf_react into feature_bugfix/251113_ui

src/components/EventCommentSection/CommentInput.js

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+// src/components/EventCommentSection/CommentInput.js
+/**
+ * 评论输入框组件
+ * 功能：输入评论内容、字数限制、发布按钮
+ */
+
+import React from 'react';
+import {
+  Box,
+  Textarea,
+  Button,
+  HStack,
+  Text,
+  useColorModeValue,
+} from '@chakra-ui/react';
+
+const CommentInput = ({
+  value,
+  onChange,
+  onSubmit,
+  isSubmitting,
+  maxLength = 500,
+  placeholder = '说点什么...',
+}) => {
+  const bgColor = useColorModeValue('white', 'gray.800');
+  const borderColor = useColorModeValue('gray.200', 'gray.600');
+  const textColor = useColorModeValue('gray.600', 'gray.400');
+  const countColor = useColorModeValue('gray.500', 'gray.500');
+
+  const handleKeyDown = (e) => {
+    // Ctrl/Cmd + Enter 快捷键提交
+    if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
+      onSubmit();
+    }
+  };
+
+  return (
+    <Box>
+      <Textarea
+        value={value}
+        onChange={onChange}
+        onKeyDown={handleKeyDown}
+        placeholder={placeholder}
+        bg={bgColor}
+        borderColor={borderColor}
+        color={textColor}
+        rows={3}
+        maxLength={maxLength}
+        resize="vertical"
+        _hover={{
+          borderColor: 'blue.300',
+        }}
+        _focus={{
+          borderColor: 'blue.500',
+          boxShadow: '0 0 0 1px var(--chakra-colors-blue-500)',
+        }}
+      />
+      <HStack justify="space-between" mt={2}>
+        <Text fontSize="sm" color={countColor}>
+          {value.length}/{maxLength}
+          {value.length === 0 && ' · Ctrl+Enter 快速发布'}
+        </Text>
+        <Button
+          colorScheme="blue"
+          size="sm"
+          onClick={onSubmit}
+          isLoading={isSubmitting}
+          isDisabled={!value.trim() || isSubmitting}
+        >
+          发布
+        </Button>
+      </HStack>
+    </Box>
+  );
+};
+
+export default CommentInput;

src/components/EventCommentSection/CommentItem.js

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+// src/components/EventCommentSection/CommentItem.js
+/**
+ * 单条评论组件
+ * 功能：显示用户头像、昵称、时间、评论内容
+ */
+
+import React from 'react';
+import {
+  Box,
+  HStack,
+  VStack,
+  Avatar,
+  Text,
+  useColorModeValue,
+} from '@chakra-ui/react';
+import moment from 'moment';
+import 'moment/locale/zh-cn';
+
+moment.locale('zh-cn');
+
+const CommentItem = ({ comment }) => {
+  const itemBg = useColorModeValue('gray.50', 'gray.700');
+  const usernameColor = useColorModeValue('gray.800', 'gray.100');
+  const timeColor = useColorModeValue('gray.500', 'gray.400');
+  const contentColor = useColorModeValue('gray.700', 'gray.300');
+
+  // 格式化时间
+  const formatTime = (timestamp) => {
+    const now = moment();
+    const time = moment(timestamp);
+    const diffMinutes = now.diff(time, 'minutes');
+    const diffHours = now.diff(time, 'hours');
+    const diffDays = now.diff(time, 'days');
+
+    if (diffMinutes < 1) {
+      return '刚刚';
+    } else if (diffMinutes < 60) {
+      return `${diffMinutes}分钟前`;
+    } else if (diffHours < 24) {
+      return `${diffHours}小时前`;
+    } else if (diffDays < 7) {
+      return `${diffDays}天前`;
+    } else {
+      return time.format('MM-DD HH:mm');
+    }
+  };
+
+  return (
+    <Box
+      p={3}
+      bg={itemBg}
+      borderRadius="md"
+      transition="all 0.2s"
+      _hover={{
+        transform: 'translateY(-2px)',
+        boxShadow: 'sm',
+      }}
+    >
+      <HStack align="start" spacing={3}>
+        {/* 用户头像 */}
+        <Avatar
+          size="sm"
+          name={comment.author?.username || 'Anonymous'}
+          src={comment.author?.avatar}
+        />
+
+        {/* 评论内容区 */}
+        <VStack align="stretch" flex={1} spacing={1}>
+          {/* 用户名和时间 */}
+          <HStack spacing={2}>
+            <Text fontSize="sm" fontWeight="bold" color={usernameColor}>
+              {comment.author?.username || 'Anonymous'}
+            </Text>
+            <Text fontSize="xs" color={timeColor}>
+              {formatTime(comment.created_at)}
+            </Text>
+          </HStack>
+
+          {/* 评论内容 */}
+          <Text fontSize="sm" color={contentColor} lineHeight="1.6">
+            {comment.content}
+          </Text>
+        </VStack>
+      </HStack>
+    </Box>
+  );
+};
+
+export default CommentItem;

src/components/EventCommentSection/CommentList.js

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+// src/components/EventCommentSection/CommentList.js
+/**
+ * 评论列表组件
+ * 功能：展示评论列表、加载状态、空状态
+ */
+
+import React from 'react';
+import {
+  VStack,
+  Spinner,
+  Center,
+  Text,
+  Box,
+  useColorModeValue,
+} from '@chakra-ui/react';
+import { ChatIcon } from '@chakra-ui/icons';
+import CommentItem from './CommentItem';
+
+const CommentList = ({ comments, loading }) => {
+  const emptyTextColor = useColorModeValue('gray.500', 'gray.400');
+  const emptyBgColor = useColorModeValue('gray.50', 'gray.700');
+
+  // 加载状态
+  if (loading) {
+    return (
+      <Center py={8}>
+        <VStack spacing={3}>
+          <Spinner size="md" color="blue.500" thickness="3px" />
+          <Text fontSize="sm" color={emptyTextColor}>
+            加载评论中...
+          </Text>
+        </VStack>
+      </Center>
+    );
+  }
+
+  // 空状态
+  if (!comments || comments.length === 0) {
+    return (
+      <Center py={8}>
+        <VStack spacing={3}>
+          <Box
+            p={4}
+            bg={emptyBgColor}
+            borderRadius="full"
+          >
+            <ChatIcon boxSize={6} color={emptyTextColor} />
+          </Box>
+          <Text fontSize="sm" color={emptyTextColor}>
+            还没有评论，快来发表第一条吧~
+          </Text>
+        </VStack>
+      </Center>
+    );
+  }
+
+  // 评论列表
+  return (
+    <VStack align="stretch" spacing={3}>
+      {comments.map((comment) => (
+        <CommentItem key={comment.id} comment={comment} />
+      ))}
+    </VStack>
+  );
+};
+
+export default CommentList;

src/components/EventCommentSection/EventCommentSection.tsx

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+// src/components/EventCommentSection/EventCommentSection.tsx
+/**
+ * 事件评论区主组件（TypeScript 版本）
+ * 功能：整合评论列表 + 评论输入框，管理评论数据
+ * 使用 usePagination Hook 实现分页功能
+ */
+
+import React, { useState, useCallback } from 'react';
+import {
+  Box,
+  Heading,
+  Badge,
+  HStack,
+  Divider,
+  useColorModeValue,
+  useToast,
+  Button,
+  Center,
+} from '@chakra-ui/react';
+import { useAuth } from '../../contexts/AuthContext';
+import { eventService } from '../../services/eventService';
+import { logger } from '../../utils/logger';
+import { usePagination } from '../../hooks/usePagination';
+import type { Comment, CreateCommentParams } from '@/types';
+import type { PaginationLoadResult } from '@/types';
+import CommentList from './CommentList';
+import CommentInput from './CommentInput';
+
+/**
+ * 组件 Props
+ */
+interface EventCommentSectionProps {
+  /** 事件 ID */
+  eventId: string | number;
+}
+
+/**
+ * 事件评论区组件
+ */
+const EventCommentSection: React.FC<EventCommentSectionProps> = ({ eventId }) => {
+  const { user } = useAuth();
+  const toast = useToast();
+  const dividerColor = useColorModeValue('gray.200', 'gray.600');
+  const headingColor = useColorModeValue('gray.700', 'gray.200');
+  const sectionBg = useColorModeValue('gray.50', 'gray.750');
+
+  // 评论输入状态
+  const [commentText, setCommentText] = useState('');
+  const [submitting, setSubmitting] = useState(false);
+
+  /**
+   * 加载评论数据的函数
+   * @param page 页码
+   * @param append 是否追加到已有数据
+   * @returns 分页响应数据
+   */
+  const loadCommentsFunction = useCallback(
+    async (page: number, append: boolean): Promise<PaginationLoadResult<Comment>> => {
+      try {
+        const result = await eventService.getPosts(
+          eventId,
+          'latest',
+          page,
+          5 // 每页 5 条评论
+        );
+
+        if (result.success) {
+          logger.info('EventCommentSection', '评论加载成功', {
+            eventId,
+            page,
+            count: result.data?.length || 0,
+            total: result.pagination?.total || 0,
+            append,
+          });
+
+          return {
+            data: result.data || [],
+            pagination: result.pagination,
+          };
+        } else {
+          throw new Error(result.message || '加载评论失败');
+        }
+      } catch (error: any) {
+        logger.error('EventCommentSection', 'loadCommentsFunction', error, {
+          eventId,
+          page,
+        });
+        toast({
+          title: '加载评论失败',
+          description: error.message || '请稍后重试',
+          status: 'error',
+          duration: 3000,
+          isClosable: true,
+        });
+        throw error;
+      }
+    },
+    [eventId, toast]
+  );
+
+  // 使用 usePagination Hook
+  const {
+    data: comments,
+    loading,
+    loadingMore,
+    hasMore,
+    totalCount,
+    loadMore,
+    setData: setComments,
+    setTotalCount,
+  } = usePagination<Comment>(loadCommentsFunction, {
+    pageSize: 5,
+    autoLoad: true,
+  });
+
+  /**
+   * 发表评论
+   */
+  const handleSubmitComment = useCallback(async () => {
+    if (!commentText.trim()) {
+      toast({
+        title: '请输入评论内容',
+        status: 'warning',
+        duration: 2000,
+        isClosable: true,
+      });
+      return;
+    }
+
+    setSubmitting(true);
+    try {
+      const params: CreateCommentParams = {
+        content: commentText.trim(),
+        content_type: 'text',
+      };
+
+      const result = await eventService.createPost(eventId, params);
+
+      if (result.success) {
+        // 乐观更新：立即将新评论添加到本地 state，避免重新加载导致的闪烁
+        const newComment: Comment = {
+          id: result.data?.id || `comment_optimistic_${Date.now()}`,
+          content: commentText.trim(),
+          content_type: 'text',
+          author: {
+            id: user?.id || 'current_user',
+            username: user?.username || '当前用户',
+            avatar: user?.avatar || null,
+          },
+          created_at: new Date().toISOString(),
+          likes_count: 0,
+          is_liked: false,
+        };
+
+        // 将新评论追加到列表末尾（最新评论在底部）
+        setComments((prevComments) => [...prevComments, newComment]);
+        // 总评论数 +1
+        setTotalCount((prevTotal) => prevTotal + 1);
+
+        toast({
+          title: '评论发布成功',
+          status: 'success',
+          duration: 2000,
+          isClosable: true,
+        });
+        setCommentText(''); // 清空输入框
+
+        logger.info('EventCommentSection', '评论发布成功（乐观更新）', {
+          eventId,
+          content: commentText.trim(),
+          commentId: newComment.id,
+        });
+      } else {
+        throw new Error(result.message || '评论发布失败');
+      }
+    } catch (error: any) {
+      logger.error('EventCommentSection', 'handleSubmitComment', error, { eventId });
+      toast({
+        title: '评论发布失败',
+        description: error.message || '请稍后重试',
+        status: 'error',
+        duration: 3000,
+        isClosable: true,
+      });
+    } finally {
+      setSubmitting(false);
+    }
+  }, [eventId, commentText, toast, user, setComments, setTotalCount]);
+
+  return (
+    <Box>
+      {/* 标题栏 */}
+      <HStack spacing={3} mb={4} p={3} bg={sectionBg} borderRadius="md">
+        <Heading size="sm" color={headingColor}>
+          讨论区
+        </Heading>
+        <Badge colorScheme="blue" fontSize="sm" borderRadius="full" px={2}>
+          {totalCount} 条评论
+        </Badge>
+      </HStack>
+
+      <Divider borderColor={dividerColor} mb={4} />
+
+      {/* 评论列表 */}
+      <Box mb={4}>
+        <CommentList comments={comments} loading={loading} />
+      </Box>
+
+      {/* 加载更多按钮（仅当有更多评论时显示） */}
+      {hasMore && (
+        <Center mb={4}>
+          <Button
+            variant="outline"
+            colorScheme="blue"
+            size="sm"
+            onClick={loadMore}
+            isLoading={loadingMore}
+            loadingText="加载中..."
+          >
+            加载更多评论
+          </Button>
+        </Center>
+      )}
+
+      {/* 评论输入框（仅登录用户显示） */}
+      {user && (
+        <Box>
+          <Divider borderColor={dividerColor} mb={4} />
+          <CommentInput
+            value={commentText}
+            onChange={(e: React.ChangeEvent<HTMLTextAreaElement>) =>
+              setCommentText(e.target.value)
+            }
+            onSubmit={handleSubmitComment}
+            isSubmitting={submitting}
+            maxLength={500}
+            placeholder="说点什么..."
+          />
+        </Box>
+      )}
+    </Box>
+  );
+};
+
+export default EventCommentSection;

src/components/EventCommentSection/index.js

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+// src/components/EventCommentSection/index.js
+/**
+ * 事件评论区组件统一导出
+ */
+
+export { default } from './EventCommentSection';
+export { default as EventCommentSection } from './EventCommentSection';
+export { default as CommentList } from './CommentList';
+export { default as CommentItem } from './CommentItem';
+export { default as CommentInput } from './CommentInput';