const app = getApp()

Page({
  data: {
    stores: [],
    currentStoreId: null
  },

  onLoad() {
    this.fetchStores()
    if (app.globalData.currentStore) {
      this.setData({ currentStoreId: app.globalData.currentStore.storeId })
    }
  },

  formatDistance(meters) {
    if (meters < 1000) {
      return Math.round(meters) + 'm'
    }
    return (meters / 1000).toFixed(1) + 'km'
  },

  async fetchStores() {
    try {
      // 尝试获取位置
      wx.getLocation({
        type: 'gcj02',
        success: async (loc) => {
          const res = await app.request('/api/store/nearby', {
            latitude: loc.latitude,
            longitude: loc.longitude,
            radius: 50000
          })
          this.setData({ stores: res.data || [] })
        },
        fail: async () => {
          // 无法获取位置，获取全部门店
          const res = await app.request('/api/store/list')
          this.setData({ stores: res.data.list || [] })
        }
      })
    } catch (e) {
      console.error('获取门店列表失败:', e)
    }
  },

  async selectStore(e) {
    const store = e.currentTarget.dataset.store

    this.setData({ currentStoreId: store.id })

    // 更新全局门店
    app.globalData.currentStore = {
      storeId: store.id,
      storeName: store.name
    }

    // 获取该门店的天梯用户信息
    try {
      await app.getLadderUser(store.id)
    } catch (e) {
      console.error('获取天梯信息失败:', e)
    }

    wx.showToast({ title: '切换成功', icon: 'success' })

    setTimeout(() => {
      wx.navigateBack()
    }, 1000)
  }
})