Page({
  /**
   * 页面的初始数据
   */
  data: {
    diagnosisData: {
      id: 1,
      status: 'replied',
      createdAt: '2025-02-21',
      userInfo: {
        avatar: '/images/avatars/user1.jpg',
        nickName: '张小明'
      },
      petInfo: {
        type: '狗',
        age: 3,
        gender: '公'
      },
      description: '最近三天食欲不振，精神萎靡，偶尔呕吐黄色泡沫，大便偏软带血丝，体温正常但鼻头干燥。已经尝试喂食清淡食物但无改善。昨晚开始呼吸似乎有些急促。',
      images: [
        '/images/pet1.jpg',
        '/images/pet2.jpg',
        '/images/pet3.jpg'
      ],
      replies: [
        {
          id: 1,
          vet: {
            avatar: '/images/vets/vet1.jpg',
            name: '李医生',
            title: '主治兽医',
            hospital: '爱宠动物医院',
            years: 8
          },
          content: '根据您的描述，狗狗可能出现了消化系统问题。呕吐黄色泡沫通常是胃液，结合大便带血丝的情况，建议立即禁食12小时观察。可以少量喂水，但不要喂食。如果症状持续或加重，建议立即带往医院进行血常规和粪便检查。',
          createdAt: '2025-02-21',
          likes: 12,
          liked: false
        },
        {
          id: 2,
          vet: {
            avatar: '/images/vets/vet2.jpg',
            name: '王医生',
            title: '资深兽医',
            hospital: '萌宠医疗中心',
            years: 12
          },
          content: '同意李医生的建议。此外，呼吸急促需要特别关注，可能是疼痛或炎症反应。建议测量肛温，正常范围是38-39℃。如果超过39.5℃需要紧急处理。可以检查牙龈颜色，正常应为粉色，发白或发紫需要立即就医。',
          createdAt: '2025-02-21',
          likes: 8,
          liked: true
        }
      ]
    },
    refreshing: false
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    if (options.id) {
      // 根据id加载问诊数据
      this.loadDiagnosisData(options.id);
    }
  },

  // 加载问诊数据
  loadDiagnosisData(id) {
    // 这里应该是API请求，暂时使用模拟数据
    // TODO: 替换为实际API调用
    console.log('加载问诊数据:', id);
    
    // 确保时间数据正确显示
    this.setData({
      'diagnosisData.createdAt': new Date().toISOString(),
      'diagnosisData.replies[0].createdAt': new Date(Date.now() - 2 * 60 * 60 * 1000).toISOString(),
      'diagnosisData.replies[1].createdAt': new Date(Date.now() - 4 * 60 * 60 * 1000).toISOString()
    });
  },

  // 格式化时间 - 确保正确显示
  formatTime(dateString) {
    if (!dateString) return '刚刚';
    
    try {
      const date = new Date(dateString);
      const now = new Date();
      const diff = now - date;
      const diffSeconds = Math.floor(diff / 1000);
      const diffMinutes = Math.floor(diff / (1000 * 60));
      const diffHours = Math.floor(diff / (1000 * 60 * 60));
      const diffDays = Math.floor(diff / (1000 * 60 * 60 * 24));
      
      if (diffSeconds < 60) {
        return '刚刚';
      } else if (diffMinutes < 60) {
        return `${diffMinutes}分钟前`;
      } else if (diffHours < 24) {
        return `${diffHours}小时前`;
      } else if (diffDays === 1) {
        return '昨天';
      } else if (diffDays < 7) {
        return `${diffDays}天前`;
      } else {
        const month = date.getMonth() + 1;
        const day = date.getDate();
        const hours = date.getHours().toString().padStart(2, '0');
        const minutes = date.getMinutes().toString().padStart(2, '0');
        return `${month}月${day}日 ${hours}:${minutes}`;
      }
    } catch (error) {
      console.error('时间格式化错误:', error);
      return '刚刚';
    }
  },

  // 返回上一页
  goBack() {
    wx.navigateBack();
  },

  // 分享
  onShare() {
    wx.showActionSheet({
      itemList: ['分享给好友', '保存到相册'],
      success: (res) => {
        if (res.tapIndex === 0) {
          wx.showToast({
            title: '已分享',
            icon: 'success'
          });
        }
      }
    });
  },

  // 下拉刷新
  onRefresh() {
    this.setData({
      refreshing: true
    });
    
    setTimeout(() => {
      this.setData({
        refreshing: false
      });
      wx.showToast({
        title: '刷新成功',
        icon: 'success'
      });
    }, 1000);
  },

  // 预览图片
  previewImage(e) {
    const current = e.currentTarget.dataset.url;
    const urls = e.currentTarget.dataset.urls;
    
    wx.previewImage({
      current,
      urls
    });
  },

  // 点赞/取消点赞
  toggleLike(e) {
    const index = e.currentTarget.dataset.index;
    const replies = [...this.data.diagnosisData.replies];
    const reply = replies[index];
    
    if (reply.liked) {
      // 取消点赞
      reply.liked = false;
      reply.likes = Math.max(0, (reply.likes || 1) - 1);
      wx.showToast({
        title: '已取消',
        icon: 'none'
      });
    } else {
      // 点赞
      reply.liked = true;
      reply.likes = (reply.likes || 0) + 1;
      wx.showToast({
        title: '已点赞',
        icon: 'success'
      });
    }
    
    this.setData({
      'diagnosisData.replies': replies
    });
    
    // 震动反馈
    wx.vibrateShort();
  }
});