import {
    getBookshelfList,
    getBrowsingHistory
} from '../../api/api'
import {
    goToBookDetail, SendEvent
} from '../../utils/util'
import {
    apple
} from '../../config/config'

let interstitialAd = null
let app = getApp()

Page({
    data: {
        activeTab: 'history',
        bookList: [],
        loading: false,
        hasMore: true,
        page: 1,
        size: 10,
        isLoggedIn: false
    },

    onLoad() {
        this.autoLogin()
    },

    onShow() {
        // 每次显示页面时刷新列表
        this.setData({
            page: 1,
            bookList: []
        })

        if (this.data.isLoggedIn) {
            this.loadBookList()
        }
    },

    onTabItemTap(item) {
        console.log(item.index)
        setTimeout(() => {
            this.interstitalPlayFn()
        }, 1000)
    },

    // 自动登录
    async autoLogin() {
        try {
            // 检查是否已经登录
            const token = wx.getStorageSync('accessToken');
            if (token) {
                this.setData({
                    isLoggedIn: true
                });
                // 已经登录
                console.log('已经登录')
                // 页面首次加载时的处理
                this.loadBookList()
                this.interstitalLoad()
                return;
            }
            // 未登录，执行登录
            const res = await getApp().login();
            this.setData({
                isLoggedIn: true
            });
            console.log('重新登录', res)
            // 页面首次加载时的处理
            if (res.accessToken) {
                this.loadBookList();
            }
            this.interstitalLoad();
        } catch (error) {
            console.error('登录失败:', error);
        }
    },

    // 插屏广告加载
    interstitalLoad() {
        let adId = apple.ads.insertAdId
        interstitialAd = wx.createInterstitialAd({
            adUnitId: adId
        })
        interstitialAd.onLoad(() => {
            console.log('视频页插屏广告onLoad')
        })
        interstitialAd.onError((err) => {
            console.log('视频页插屏广告onError', err)
        })
        interstitialAd.onClose(() => {
            console.log('视频页插屏广告onClose')
        })
    },

    // 插屏广告展示
    interstitalPlayFn() {
        if (interstitialAd) {
            interstitialAd.show().catch((err) => {
                console.error(err)
            })
        }
    },

    // 切换标签
    switchTab(e) {
        const tab = e.currentTarget.dataset.tab
        this.setData({
            activeTab: tab,
            page: 1,
            bookList: []
        })
        this.loadBookList()
    },

    // 加载书架列表
    async loadBookList() {
        if (this.data.loading) return
        this.setData({
            loading: true
        })
        try {
            let result = [];
            // 根据当前激活的标签页加载不同的数据
            if (this.data.activeTab === 'history') {
                // 加载阅读历史记录
                result = await getBrowsingHistory();
            } else {
                // 加载书架列表
                result = await getBookshelfList();
            }

            if (Array.isArray(result)) {
                this.setData({
                    bookList: result,
                    loading: false,
                    hasMore: false // 目前接口不支持分页，所以直接设置为false
                })
            } else {
                this.setData({
                    loading: false,
                    hasMore: false
                })
            }
        } catch (error) {
            console.error('加载数据失败:', error)
            this.setData({
                loading: false,
                hasMore: false
            })
            wx.showToast({
                title: '加载失败，请重试',
                icon: 'none'
            })
        }
    },

    // 加载更多
    loadMore() {
        if (this.data.hasMore) {
            this.loadBookList()
        }
    },

    // 跳转到书籍详情
    goToBookDetail(e) {
        const book = e.currentTarget.dataset.book;
        console.log(book)
        SendEvent('click_shelf_novel', {
            "video_id": book.novelId,
            "wx_book_id": book.wxBookId,
            "chapter_no": book.novelChapterId,
            "uuid": app.globalData.uuid
        });
        // 使用公共的goToBookDetail函数
        goToBookDetail({
            bookId: book.novelId,
            wxBookId: book.wxBookId,
            chapterId: book.novelChapterId
        });
    }
})