const app = getApp()

const groupByType = (list) => ({
  word: list.filter((item) => item.entry_type === 'word'),
  sentence: list.filter((item) => item.entry_type === 'sentence'),
})

Page({
  data: {
    reviewList: [],
    masteredList: [],
    reviewWords: [],
    reviewSentences: [],
    masteredWords: [],
    masteredSentences: [],
    reviewWordCollapsed: false,
    reviewSentenceCollapsed: false,
    masteredWordCollapsed: false,
    masteredSentenceCollapsed: false,
    loading: false,
    error: '',
  },
  onShow() {
    this.loadData()
  },
  toggleSection(e) {
    const key = e.currentTarget.dataset.key
    this.setData({ [key]: !this.data[key] })
  },
  loadData() {
    this.setData({ loading: true, error: '' })
    wx.request({
      url: `${app.globalData.baseUrl}/api/v1/progress/review`,
      header: { 'X-OpenID': app.globalData.openid || '' },
      success: (res) => {
        const reviewList = res.data?.data || []
        const grouped = groupByType(reviewList)
        this.setData({ reviewList, reviewWords: grouped.word, reviewSentences: grouped.sentence })
      },
      fail: () => this.setData({ error: '待复习数据加载失败' }),
    })
    wx.request({
      url: `${app.globalData.baseUrl}/api/v1/progress/mastered`,
      header: { 'X-OpenID': app.globalData.openid || '' },
      success: (res) => {
        const masteredList = res.data?.data || []
        const grouped = groupByType(masteredList)
        this.setData({ masteredList, masteredWords: grouped.word, masteredSentences: grouped.sentence })
      },
      fail: () => this.setData({ error: '已掌握数据加载失败' }),
      complete: () => this.setData({ loading: false }),
    })
  },
})