const app = getApp()
const util = require('../../utils/util')

Page({
  data: {
    currentStore: null,
    gender: '',
    list: [],
    loading: false,
    page: 1,
    pageSize: 20,
    hasMore: true
  },

  onLoad() {
    this.initData()
  },

  onShow() {
    const newStore = app.globalData.currentStore
    const oldStoreId = this.data.currentStore?.storeId

    // 检查门店是否切换
    if (newStore && newStore.storeId !== oldStoreId) {
      this.setData({ 
        currentStore: newStore,
        page: 1,
        hasMore: true,
        list: []
      })
      this.fetchData()
    } else if (app.globalData.storeChanged) {
      // 全局标记门店已切换
      app.globalData.storeChanged = false
      this.setData({ 
        currentStore: newStore,
        page: 1,
        hasMore: true,
        list: []
      })
      this.fetchData()
    }
  },

  onPullDownRefresh() {
    this.setData({ page: 1, hasMore: true })
    this.fetchData().then(() => {
      wx.stopPullDownRefresh()
    })
  },

  onReachBottom() {
    if (this.data.hasMore && !this.data.loading) {
      this.loadMore()
    }
  },

  async initData() {
    // 检查是否已登录（有 token）
    if (!app.globalData.token) {
      // 未登录，跳转到用户页面进行登录
      wx.switchTab({ url: '/pages/user/index' })
      return
    }

    // 获取当前门店
    try {
      const store = await app.getCurrentStore()
      this.setData({ currentStore: store })
      this.fetchData()
    } catch (e) {
      console.error('获取门店失败:', e)
      // 如果是认证失败，跳转到登录页
      if (e.code === 401) {
        wx.switchTab({ url: '/pages/user/index' })
      }
    }
  },

  async fetchData() {
    if (!this.data.currentStore?.storeId) return

    this.setData({ loading: true })

    try {
      const res = await app.request('/api/ladder/ranking', {
        store_id: this.data.currentStore.storeId,
        gender: this.data.gender,
        page: this.data.page,
        pageSize: this.data.pageSize
      })

      const list = res.data.list || []
      this.setData({
        list: this.data.page === 1 ? list : [...this.data.list, ...list],
        hasMore: list.length >= this.data.pageSize
      })
    } catch (e) {
      console.error('获取排名失败:', e)
    } finally {
      this.setData({ loading: false })
    }
  },

  loadMore() {
    this.setData({ page: this.data.page + 1 })
    this.fetchData()
  },

  setGender(e) {
    const gender = e.currentTarget.dataset.gender
    this.setData({ gender, page: 1, hasMore: true })
    this.fetchData()
  },

  selectStore() {
    wx.navigateTo({ url: '/pages/store/index' })
  },

  viewPlayer(e) {
    const id = e.currentTarget.dataset.id
    wx.navigateTo({ url: `/pages/player/index?id=${id}` })
  }
})