// pages/bookshelf/bookshelf.js
const bookshelfApi = require('../../api/bookshelf');
const contentApi = require('../../api/content');
const userUtil = require('../../utils/user');

Page({
  data: {
    bookshelf: [],
    contentList: [],
    loading: false
  },

  onLoad() {
    this.loadBookshelf();
  },

  onShow() {
    this.loadBookshelf();
  },

  // 加载书架
  async loadBookshelf() {
    if (!userUtil.isLogin()) {
      this.setData({ bookshelf: [], contentList: [] });
      return;
    }

    this.setData({ loading: true });
    try {
      const userInfo = userUtil.getUserInfo();
      const bookshelf = await bookshelfApi.getBookshelfList(userInfo.userId);
      
      // 获取书籍详情
      const contentList = [];
      for (const item of bookshelf) {
        try {
          const content = await contentApi.getContentDetail(item.contentId);
          contentList.push({
            ...content,
            addTime: item.addTime,
            lastAccessTime: item.lastAccessTime
          });
        } catch (error) {
          console.error('加载书籍详情失败:', error);
        }
      }
      
      this.setData({ 
        bookshelf,
        contentList
      });
      
      // 同时保存到本地
      wx.setStorageSync('bookshelf', contentList);
    } catch (error) {
      console.error('加载书架失败:', error);
      // 失败时从本地加载
      const localBookshelf = wx.getStorageSync('bookshelf') || [];
      this.setData({ contentList: localBookshelf });
    } finally {
      this.setData({ loading: false });
    }
  },

  // 跳转到详情
  goToDetail(e) {
    const contentId = e.currentTarget.dataset.id;
    wx.navigateTo({
      url: `/pages/detail/detail?id=${contentId}`
    });
  }
});