mini_read_space_front/pages/category/category.js

import { getCategoryList, getNovelSearch } from "../../api/api";
import { goToBookDetail, SendEvent } from "../../utils/util";
import { apple } from "../../config/config";

let interstitialAd = null;
let app = getApp();

Page({
  data: {
    gender: "male", // 当前性别选择
    currentCategory: "", // 当前选中的分类
    categories: [],
    bookList: [],
    loading: false,
    keyword: "",
    page: 1,
    size: 10,
    hasMore: true, // 是否还有更多数据,
    isLoggedIn: false, //是否登录
  },

  onLoad: function (options) {
    this.autoLogin();
  },

  onShow: function () {
    if (this.data.isLoggedIn) {
      this.syncGenderState();
    }
  },

  onTabItemTap: function (item) {
    console.log(item.index);
    setTimeout(() => {
      this.interstitalPlayFn();
    }, 1000);
    if (this.data.isLoggedIn) {
      this.syncGenderState();
    }
  },

  // 自动登录
  async autoLogin() {
    try {
      // 检查是否已经登录
      if (app.globalData.accessToken) {
        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.syncGenderState();
        this.interstitalLoad();
        return;
      }
      // 未登录，执行登录
      getApp()
        .login()
        .then((res) => {
          this.setData({
            isLoggedIn: true,
          });
          this.syncGenderState();
          this.interstitalLoad();
          console.log("重新登录", res);
        });
    } 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("分类页插屏广告onLoad");
    });
    interstitialAd.onError((err) => {
      console.log("分类页插屏广告onError", err);
    });
    interstitialAd.onClose(() => {
      console.log("分类页插屏广告onClose");
    });
  },

  // 插屏广告展示
  interstitalPlayFn() {
    if (interstitialAd) {
      interstitialAd.show().catch((err) => {
        console.error("分类页插屏显示错误", err);
      });
    }
  },

  // 同步性别状态
  syncGenderState: async function () {
    const gender = wx.getStorageSync("gender") || "male";
    if (gender !== this.data.gender) {
      this.setData({
        gender,
      });
      await this.loadCategories();
    } else {
      await this.loadCategories();
    }
  },

  // 切换性别
  switchGender: async function (e) {
    const { gender } = e.detail;
    this.setData({
      gender: gender,
      currentCategory: "",
      bookList: [],
      page: 1,
      hasMore: true,
    });
    SendEvent("click_classify_type", {
      gender: gender,
      uuid: app.globalData.uuid,
    });
    if (this.data.isLoggedIn) {
      await this.loadCategories();
    }
  },

  // 加载分类列表
  async loadCategories() {
    try {
      const channel = this.data.gender === "male" ? "man" : "woman";
      const result = await getCategoryList(channel);

      if (result && Array.isArray(result)) {
        this.setData({
          categories: result,
          currentCategory: result[0]?.code || "",
          page: 1,
          hasMore: true,
        });
        // 加载第一个分类的书籍
        if (result[0]?.code) {
          this.loadBookList(result[0].code);
        }
      }
    } catch (error) {
      console.error("加载分类失败:", error);
      wx.showToast({
        title: "加载分类失败",
        icon: "none",
      });
    }
  },

  // 切换分类
  switchCategory: function (e) {
    const category = e.currentTarget.dataset.category;
    this.setData({
      currentCategory: category,
      bookList: [],
      page: 1,
      hasMore: true,
    });
    SendEvent("click_classify_name", {
      category: category,
      uuid: app.globalData.uuid,
    });
    this.loadBookList(category);
  },

  // 加载书籍列表
  async loadBookList(category) {
    if (this.data.loading) return; // 只检查loading状态，移除hasMore检查

    this.setData({
      loading: true,
    });

    try {
      const params = {
        keyword: this.data.keyword,
        page: this.data.page,
        size: this.data.size,
        category: category,
      };

      const result = await getNovelSearch(params);

      if (result && result.records) {
        const newList =
          this.data.page === 1
            ? result.records
            : [...this.data.bookList, ...result.records];
        const hasMore = !result.last;

        this.setData({
          bookList: newList,
          loading: false,
          hasMore: hasMore,
          page: hasMore ? this.data.page + 1 : this.data.page,
        });
      } else {
        this.setData({
          loading: false,
          hasMore: false,
        });
      }
    } catch (error) {
      console.error("加载书籍列表失败:", error);
      this.setData({
        loading: false,
        hasMore: false,
      });
      wx.showToast({
        title: "加载失败，请重试",
        icon: "none",
      });
    }
  },

  // 监听滚动到底部
  onScrollToLower: function () {
    if (this.data.currentCategory && this.data.hasMore) {
      this.loadBookList(this.data.currentCategory);
    }
  },

  // 跳转到书籍详情
  handleBookTap: function (e) {
    const { id, wxbookid } = e.currentTarget.dataset;
    SendEvent("click_classfy_novel", {
      novel_id: id,
      wx_book_id: wxbookid,
      uuid: app.globalData.uuid,
    });
    goToBookDetail({
      bookId: id,
      wxBookId: wxbookid,
    });
  },

  // 跳转到搜索页面
  goToSearch: function (e) {
    // 如果有输入内容，则带上关键词
    const keyword = e.detail?.value || "";
    wx.navigateTo({
      url: `/pages/search/search?keyword=${encodeURIComponent(keyword)}`,
    });
  },
});