Page({
  data: {
    images: {
      background: '/static_file/background.png',
      water: '/static_file/water.png'
    },
    userInfo: {
      name: '王源',
      id: '320185452454104',
      address: '徐州市丰县****楼102室'
    },
    amount: 73.28, //应缴金额
    actualAmount: 73.28,
    balance: 0,   // 余额
    quickAmounts: [10, 30, 50, 100, 200, 500],
    waterUsage: {
      lastReading: 2000,
      currentReading: 2050,
      nextReading: 3020,
      usage: 87
    },
    showKeyboard: false,
    selectedAmount: null,
    customAmount: '',
    inputFocus: false,
    billList: [
      {
        date: '2025/01/30',
        billNumber: '250201100235',
        usage: '87m³',
        startReading: '2000',
        endReading: '2025',
        paymentTime: '2025/01/31 14:39',
        amount: '73.28',
        status: '未缴费'
      },
      {
        date: '2024/12/30',
        billNumber: '2502011035211',
        usage: '121m³',
        startReading: '2000',
        endReading: '2025',
        paymentTime: '2025/01/03 09:51',
        amount: '127.28',
        status: '已缴费'
      },
      {
        date: '2024/11/30',
        billNumber: '2502011035211',
        usage: '121m³',
        startReading: '2000',
        endReading: '2025',
        paymentTime: '2024/12/03 09:51',
        amount: '127.28',
        status: '已缴费'
      }
    ]
  },
  
  onLoad() {
    // 确保图片资源正确加载
    this.setData({
      images: {
        background: '/static_file/background.png',
        water: '/static_file/water.png'
      }
    });
    
    // 获取账单列表数据
    this.getBillList();
  },

  // 返回上一页
  goBack: function() {
    wx.navigateBack({
      delta: 1
    });
  },
  
  // 从接口获取账单列表数据
  getBillList: function() {
    // 实际项目中，这里应该调用API获取数据
    wx.showLoading({
      title: '加载中',
    });
    
    // 模拟API请求完成后隐藏加载提示
    setTimeout(() => {
      wx.hideLoading();
    }, 500);
  },
  
  // 点击立即缴费按钮
  payNow: function(e) {
    const index = e.currentTarget.dataset.index;
    const bill = this.data.billList[index];
    
    wx.navigateTo({
      url: '/pages/lijijiaofei/lijijiaofei?billNumber=' + bill.billNumber + '&amount=' + bill.amount
    });
  },
  
  // 点击开发票按钮
  openInvoice: function(e) {
    const index = e.currentTarget.dataset.index;
    const bill = this.data.billList[index];
    
    wx.showToast({
      title: '开发票功能开发中',
      icon: 'none'
    });
  },

  // 切换到首页
  goToHome: function() {
    wx.switchTab({
      url: '/pages/homepage/homepage',
    });
  },

  // 切换到我的页面
  goToMine: function() {
    wx.switchTab({
      url: '/pages/mine/mine',
    });
  },

  navigateToHome() {
    wx.switchTab({
      url: '/pages/index/index'
    })
  },

  navigateToMine() {
    wx.switchTab({
      url: '/pages/mine/mine'
    })
  }
})