// src/mocks/handlers/account.js
import { http, HttpResponse, delay } from 'msw';
import { getCurrentUser } from '../data/users';
import {
  mockWatchlist,
  mockRealtimeQuotes,
  mockFollowingEvents,
  mockEventComments,
  mockInvestmentPlans,
  mockCalendarEvents,
  mockSubscriptionCurrent,
  getCalendarEventsByDateRange,
  getFollowedEvents
} from '../data/account';

// 模拟网络延迟（毫秒）
const NETWORK_DELAY = 300;

export const accountHandlers = [
  // ==================== 用户资料管理 ====================

  // 1. 获取资料完整度
  http.get('/api/account/profile-completeness', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json({
        success: false,
        error: '用户未登录'
      }, { status: 401 });
    }

    console.log('[Mock] 获取资料完整度:', currentUser);

    const isWechatUser = currentUser.has_wechat || !!currentUser.wechat_openid;

    const completeness = {
      hasPassword: !!currentUser.password_hash || !isWechatUser,
      hasPhone: !!currentUser.phone,
      hasEmail: !!currentUser.email && currentUser.email.includes('@') && !currentUser.email.endsWith('@valuefrontier.temp'),
      isWechatUser: isWechatUser
    };

    const totalItems = 3;
    const completedItems = [completeness.hasPassword, completeness.hasPhone, completeness.hasEmail].filter(Boolean).length;
    const completenessPercentage = Math.round((completedItems / totalItems) * 100);

    let needsAttention = false;
    const missingItems = [];

    if (isWechatUser && completenessPercentage < 100) {
      needsAttention = true;
      if (!completeness.hasPassword) missingItems.push('登录密码');
      if (!completeness.hasPhone) missingItems.push('手机号');
      if (!completeness.hasEmail) missingItems.push('邮箱');
    }

    const result = {
      success: true,
      data: {
        completeness,
        completenessPercentage,
        needsAttention,
        missingItems,
        isComplete: completedItems === totalItems,
        showReminder: needsAttention
      }
    };

    console.log('[Mock] 资料完整度结果:', result.data);

    return HttpResponse.json(result);
  }),

  // 2. 更新用户资料
  http.put('/api/account/profile', async ({ request }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json({
        success: false,
        error: '用户未登录'
      }, { status: 401 });
    }

    const body = await request.json();
    console.log('[Mock] 更新用户资料:', body);

    Object.assign(currentUser, body);

    return HttpResponse.json({
      success: true,
      message: '资料更新成功',
      data: currentUser
    });
  }),

  // 3. 获取用户资料
  http.get('/api/account/profile', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json({
        success: false,
        error: '用户未登录'
      }, { status: 401 });
    }

    console.log('[Mock] 获取用户资料:', currentUser);

    return HttpResponse.json({
      success: true,
      data: currentUser
    });
  }),

  // ==================== 自选股管理 ====================

  // 4. 获取自选股列表
  http.get('/api/account/watchlist', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    // console.log('[Mock] 获取自选股列表'); // 已关闭：减少日志

    return HttpResponse.json({
      success: true,
      data: mockWatchlist
    });
  }),

  // 5. 获取自选股实时行情
  http.get('/api/account/watchlist/realtime', async () => {
    await delay(200);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    console.log('[Mock] 获取自选股实时行情');

    return HttpResponse.json({
      success: true,
      data: mockRealtimeQuotes
    });
  }),

  // 6. 添加自选股
  http.post('/api/account/watchlist', async ({ request }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const body = await request.json();
    const { stock_code, stock_name } = body;

    console.log('[Mock] 添加自选股:', { stock_code, stock_name });

    const newItem = {
      id: mockWatchlist.length + 1,
      user_id: currentUser.id,
      stock_code,
      stock_name,
      added_at: new Date().toISOString(),
      industry: '未知',
      current_price: null,
      change_percent: null
    };

    mockWatchlist.push(newItem);

    // 同步添加到 mockRealtimeQuotes（导航栏自选股菜单使用此数组）
    mockRealtimeQuotes.push({
      stock_code: stock_code,
      stock_name: stock_name,
      current_price: null,
      change_percent: 0,
      change: 0,
      volume: 0,
      turnover: 0,
      high: 0,
      low: 0,
      open: 0,
      prev_close: 0,
      update_time: new Date().toTimeString().slice(0, 8)
    });

    return HttpResponse.json({
      success: true,
      message: '添加成功',
      data: newItem
    });
  }),

  // 7. 删除自选股
  http.delete('/api/account/watchlist/:id', async ({ params }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const { id } = params;
    console.log('[Mock] 删除自选股:', id);

    // 支持按 stock_code 或 id 匹配删除
    const index = mockWatchlist.findIndex(item =>
      item.stock_code === id || item.id === parseInt(id)
    );

    if (index !== -1) {
      const stockCode = mockWatchlist[index].stock_code;
      mockWatchlist.splice(index, 1);

      // 同步从 mockRealtimeQuotes 移除
      const quotesIndex = mockRealtimeQuotes.findIndex(item => item.stock_code === stockCode);
      if (quotesIndex !== -1) {
        mockRealtimeQuotes.splice(quotesIndex, 1);
      }
    }

    return HttpResponse.json({
      success: true,
      message: '删除成功'
    });
  }),

  // ==================== 事件关注管理 ====================

  // 8. 获取关注的事件（使用内存状态动态返回）
  http.get('/api/account/events/following', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    // 从内存存储获取已关注的事件列表
    const followedEvents = getFollowedEvents();

    console.log('[Mock] 获取关注的事件, 数量:', followedEvents.length);

    return HttpResponse.json({
      success: true,
      data: followedEvents
    });
  }),

  // 9. 获取事件评论
  http.get('/api/account/events/comments', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    console.log('[Mock] 获取事件评论');

    return HttpResponse.json({
      success: true,
      data: mockEventComments
    });
  }),

  // 10. 获取事件帖子（用户发布的评论/帖子）
  http.get('/api/account/events/posts', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    console.log('[Mock] 获取事件帖子');

    return HttpResponse.json({
      success: true,
      data: mockEventComments  // 复用 mockEventComments 数据
    });
  }),

  // ==================== 投资计划与复盘 ====================

  // 10. 获取投资计划列表
  http.get('/api/account/investment-plans', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    console.log('[Mock] 获取投资计划列表');

    return HttpResponse.json({
      success: true,
      data: mockInvestmentPlans
    });
  }),

  // 11. 创建投资计划
  http.post('/api/account/investment-plans', async ({ request }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const body = await request.json();
    console.log('[Mock] 创建投资计划:', body);

    const newPlan = {
      id: mockInvestmentPlans.length + 301,
      user_id: currentUser.id,
      ...body,
      created_at: new Date().toISOString(),
      updated_at: new Date().toISOString()
    };

    mockInvestmentPlans.push(newPlan);

    return HttpResponse.json({
      success: true,
      message: '创建成功',
      data: newPlan
    });
  }),

  // 12. 更新投资计划
  http.put('/api/account/investment-plans/:id', async ({ request, params }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const { id } = params;
    const body = await request.json();

    console.log('[Mock] 更新投资计划:', { id, body });

    const index = mockInvestmentPlans.findIndex(plan => plan.id === parseInt(id));
    if (index !== -1) {
      mockInvestmentPlans[index] = {
        ...mockInvestmentPlans[index],
        ...body,
        updated_at: new Date().toISOString()
      };

      return HttpResponse.json({
        success: true,
        message: '更新成功',
        data: mockInvestmentPlans[index]
      });
    }

    return HttpResponse.json({
      success: false,
      error: '计划不存在'
    }, { status: 404 });
  }),

  // 13. 删除投资计划
  http.delete('/api/account/investment-plans/:id', async ({ params }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const { id } = params;
    console.log('[Mock] 删除投资计划:', id);

    const index = mockInvestmentPlans.findIndex(plan => plan.id === parseInt(id));
    if (index !== -1) {
      mockInvestmentPlans.splice(index, 1);
    }

    return HttpResponse.json({
      success: true,
      message: '删除成功'
    });
  }),

  // ==================== 投资日历 ====================

  // 14. 获取日历事件（可选日期范围）- 合并投资计划和日历事件
  http.get('/api/account/calendar/events', async ({ request }) => {
    await delay(NETWORK_DELAY);

    // Mock 模式下允许无登录访问，使用默认用户 id: 1
    const currentUser = getCurrentUser() || { id: 1 };

    const url = new URL(request.url);
    const startDate = url.searchParams.get('start_date');
    const endDate = url.searchParams.get('end_date');

    console.log('[Mock] 获取日历事件:', { startDate, endDate });

    // 1. 获取日历事件
    let calendarEvents = mockCalendarEvents;
    if (startDate && endDate) {
      calendarEvents = getCalendarEventsByDateRange(currentUser.id, startDate, endDate);
    }

    // 2. 获取投资计划和复盘，转换为日历事件格式
    // Mock 模式：不过滤 user_id，显示所有 mock 数据（方便开发测试）
    const investmentPlansAsEvents = mockInvestmentPlans
      .map(plan => ({
        id: plan.id,
        user_id: plan.user_id,
        title: plan.title,
        date: plan.target_date || plan.date,
        event_date: plan.target_date || plan.date,
        type: plan.type, // 'plan' or 'review'
        category: plan.type === 'plan' ? 'investment_plan' : 'investment_review',
        description: plan.content || '',
        importance: 3, // 默认重要度
        source: 'user', // 标记为用户创建
        stocks: plan.stocks || [],
        tags: plan.tags || [],
        status: plan.status,
        created_at: plan.created_at,
        updated_at: plan.updated_at
      }));

    // 3. 合并两个数据源
    const allEvents = [...calendarEvents, ...investmentPlansAsEvents];

    // 4. 如果提供了日期范围，对合并后的数据进行过滤
    let filteredEvents = allEvents;
    if (startDate && endDate) {
      const start = new Date(startDate);
      const end = new Date(endDate);
      filteredEvents = allEvents.filter(event => {
        const eventDate = new Date(event.date || event.event_date);
        return eventDate >= start && eventDate <= end;
      });
    }

    console.log('[Mock] 日历事件详情:', {
      currentUserId: currentUser.id,
      calendarEvents: calendarEvents.length,
      investmentPlansAsEvents: investmentPlansAsEvents.length,
      total: filteredEvents.length,
      plansCount: filteredEvents.filter(e => e.type === 'plan').length,
      reviewsCount: filteredEvents.filter(e => e.type === 'review').length
    });

    return HttpResponse.json({
      success: true,
      data: filteredEvents
    });
  }),

  // 15. 创建日历事件
  http.post('/api/account/calendar/events', async ({ request }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const body = await request.json();
    console.log('[Mock] 创建日历事件:', body);

    const newEvent = {
      id: mockCalendarEvents.length + 401,
      user_id: currentUser.id,
      ...body,
      source: 'user',  // 用户创建的事件标记为 'user'
      created_at: new Date().toISOString()
    };

    mockCalendarEvents.push(newEvent);

    return HttpResponse.json({
      success: true,
      message: '创建成功',
      data: newEvent
    });
  }),

  // 16. 更新日历事件
  http.put('/api/account/calendar/events/:id', async ({ request, params }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const { id } = params;
    const body = await request.json();

    console.log('[Mock] 更新日历事件:', { id, body });

    const index = mockCalendarEvents.findIndex(event => event.id === parseInt(id));
    if (index !== -1) {
      mockCalendarEvents[index] = {
        ...mockCalendarEvents[index],
        ...body
      };

      return HttpResponse.json({
        success: true,
        message: '更新成功',
        data: mockCalendarEvents[index]
      });
    }

    return HttpResponse.json({
      success: false,
      error: '事件不存在'
    }, { status: 404 });
  }),

  // 17. 删除日历事件
  http.delete('/api/account/calendar/events/:id', async ({ params }) => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    const { id } = params;
    console.log('[Mock] 删除日历事件:', id);

    const index = mockCalendarEvents.findIndex(event => event.id === parseInt(id));
    if (index !== -1) {
      mockCalendarEvents.splice(index, 1);
    }

    return HttpResponse.json({
      success: true,
      message: '删除成功'
    });
  }),

  // ==================== 订阅信息 ====================

  // 18. 获取订阅信息
  http.get('/api/subscription/info', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();

    if (!currentUser) {
      return HttpResponse.json({
        success: true,
        data: {
          type: 'free',
          status: 'active',
          is_active: true,
          days_left: 0,
          end_date: null
        }
      });
    }

    console.log('[Mock] 获取订阅信息:', currentUser);

    const subscriptionInfo = {
      type: currentUser.subscription_type || 'free',
      status: currentUser.subscription_status || 'active',
      is_active: currentUser.is_subscription_active !== false,
      days_left: currentUser.subscription_days_left || 0,
      end_date: currentUser.subscription_end_date || null
    };

    console.log('[Mock] 订阅信息结果:', subscriptionInfo);

    return HttpResponse.json({
      success: true,
      data: subscriptionInfo
    });
  }),

  // 19. 获取当前订阅详情
  http.get('/api/subscription/current', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();
    if (!currentUser) {
      console.warn('[Mock API] 获取订阅详情失败: 用户未登录');
      return HttpResponse.json(
        { success: false, error: '未登录' },
        { status: 401 }
      );
    }

    // 基于当前用户的订阅类型返回详情
    const userSubscriptionType = (currentUser.subscription_type || 'free').toLowerCase();

    const subscriptionDetails = {
      ...mockSubscriptionCurrent,
      type: userSubscriptionType,
      status: currentUser.subscription_status || 'active',
      is_active: currentUser.is_subscription_active !== false,
      days_left: currentUser.subscription_days_left || 0,
      end_date: currentUser.subscription_end_date || null
    };

    return HttpResponse.json({
      success: true,
      data: subscriptionDetails
    });
  }),

  // 20. 获取订阅权限
  http.get('/api/subscription/permissions', async () => {
    await delay(NETWORK_DELAY);

    const currentUser = getCurrentUser();

    if (!currentUser) {
      return HttpResponse.json({
        success: true,
        data: {
          permissions: {
            'related_stocks': false,
            'related_concepts': false,
            'transmission_chain': false,
            'historical_events': 'limited',
            'concept_html_detail': false,
            'concept_stats_panel': false,
            'concept_related_stocks': false,
            'concept_timeline': false,
            'hot_stocks': false
          }
        }
      });
    }

    const subscriptionType = (currentUser.subscription_type || 'free').toLowerCase();

    let permissions = {};

    if (subscriptionType === 'free') {
      permissions = {
        'related_stocks': false,
        'related_concepts': false,
        'transmission_chain': false,
        'historical_events': 'limited',
        'concept_html_detail': false,
        'concept_stats_panel': false,
        'concept_related_stocks': false,
        'concept_timeline': false,
        'hot_stocks': false
      };
    } else if (subscriptionType === 'pro') {
      permissions = {
        'related_stocks': true,
        'related_concepts': true,
        'transmission_chain': false,
        'historical_events': 'full',
        'concept_html_detail': true,
        'concept_stats_panel': true,
        'concept_related_stocks': true,
        'concept_timeline': false,
        'hot_stocks': true
      };
    } else if (subscriptionType === 'max') {
      permissions = {
        'related_stocks': true,
        'related_concepts': true,
        'transmission_chain': true,
        'historical_events': 'full',
        'concept_html_detail': true,
        'concept_stats_panel': true,
        'concept_related_stocks': true,
        'concept_timeline': true,
        'hot_stocks': true
      };
    }

    console.log('[Mock] 订阅权限:', { subscriptionType, permissions });

    return HttpResponse.json({
      success: true,
      data: {
        subscription_type: subscriptionType,
        permissions
      }
    });
  }),

  // 21. 获取订阅套餐列表
  http.get('/api/subscription/plans', async () => {
    await delay(NETWORK_DELAY);

    const plans = [
      {
        id: 1,
        name: 'pro',
        display_name: 'Pro 专业版',
        description: '事件关联股票深度分析 | 历史事件智能对比复盘 | 事件概念关联与挖掘 | 概念板块个股追踪 | 概念深度研报与解读 | 个股异动实时预警',
        monthly_price: 299,
        yearly_price: 2699,
        pricing_options: [
          { cycle_key: 'monthly', label: '月付', months: 1, price: 299, original_price: null, discount_percent: 0 },
          { cycle_key: 'quarterly', label: '季付', months: 3, price: 799, original_price: 897, discount_percent: 11 },
          { cycle_key: 'semiannual', label: '半年付', months: 6, price: 1499, original_price: 1794, discount_percent: 16 },
          { cycle_key: 'yearly', label: '年付', months: 12, price: 2699, original_price: 3588, discount_percent: 25 }
        ],
        features: [
          '新闻信息流',
          '历史事件对比',
          '事件传导链分析(AI)',
          '事件-相关标的分析',
          '相关概念展示',
          'AI复盘功能',
          '企业概览',
          '个股深度分析(AI) - 50家/月',
          '高效数据筛选工具',
          '概念中心(548大概念)',
          '历史时间轴查询 - 100天',
          '涨停板块数据分析',
          '个股涨停分析'
        ],
        sort_order: 1
      },
      {
        id: 2,
        name: 'max',
        display_name: 'Max 旗舰版',
        description: '包含Pro版全部功能 | 事件传导链路智能分析 | 概念演变时间轴追溯 | 个股全方位深度研究 | 价小前投研助手无限使用 | 新功能优先体验权 | 专属客服一对一服务',
        monthly_price: 599,
        yearly_price: 5399,
        pricing_options: [
          { cycle_key: 'monthly', label: '月付', months: 1, price: 599, original_price: null, discount_percent: 0 },
          { cycle_key: 'quarterly', label: '季付', months: 3, price: 1599, original_price: 1797, discount_percent: 11 },
          { cycle_key: 'semiannual', label: '半年付', months: 6, price: 2999, original_price: 3594, discount_percent: 17 },
          { cycle_key: 'yearly', label: '年付', months: 12, price: 5399, original_price: 7188, discount_percent: 25 }
        ],
        features: [
          '新闻信息流',
          '历史事件对比',
          '事件传导链分析(AI)',
          '事件-相关标的分析',
          '相关概念展示',
          '板块深度分析(AI)',
          'AI复盘功能',
          '企业概览',
          '个股深度分析(AI) - 无限制',
          '高效数据筛选工具',
          '概念中心(548大概念)',
          '历史时间轴查询 - 无限制',
          '概念高频更新',
          '涨停板块数据分析',
          '个股涨停分析'
        ],
        sort_order: 2
      }
    ];

    console.log('[Mock] 获取订阅套餐列表:', plans.length, '个套餐');

    return HttpResponse.json({
      success: true,
      data: plans
    });
  }),
];