141 lines
3.6 KiB
JavaScript
141 lines
3.6 KiB
JavaScript
// pages/index/index.js
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const api = require('../../utils/api');
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const store = require('../../utils/store');
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const config = require('../../config/index');
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const app = getApp();
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const updateManager = wx.getUpdateManager();
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const PAGE_SIZE = 10;
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Page({
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data: {
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staticBase: config.STATIC_BASE_URL,
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banners: [],
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courseList: [],
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freeCourseList: [],
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articles: [],
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page: 1,
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articleTotal: 0,
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loadingMore: false,
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noMore: false,
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title1: '',
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title2: '',
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title3: '',
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footerText: '',
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},
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onLoad() {
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// 等应用初始化完成再取配置，避免首屏读到空缓存
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app.ready().then(() => this.applyConfig());
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this.loadAll();
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},
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applyConfig() {
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this.setData({
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title1: store.cfg('home.title.paid'),
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title2: store.cfg('home.title.trial'),
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title3: store.cfg('home.title.public'),
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footerText: store.cfg('home.footer_text'),
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});
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},
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loadAll() {
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this.setData({ page: 1, noMore: false });
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api
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.getBanners()
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.then((list) => this.setData({ banners: list || [] }))
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.catch((err) => console.error('[index] 轮播加载失败', err));
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api
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.getHomeCourses()
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.then((list) => this.setData({ courseList: list || [] }))
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.catch((err) => console.error('[index] 新课加载失败', err));
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api
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.getHomeFreeCourses()
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.then((list) => this.setData({ freeCourseList: list || [] }))
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.catch((err) => console.error('[index] 试听列表加载失败', err));
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api
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.getArticles(1, PAGE_SIZE)
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.then((res) => this.setData({ articles: res.items || [], articleTotal: res.total || 0, page: 1 }))
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.catch((err) => console.error('[index] 文章加载失败', err));
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},
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onShow() {
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updateManager.onCheckForUpdate(() => {});
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updateManager.onUpdateReady(() => {
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wx.showModal({
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title: '更新提示',
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showCancel: false,
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content: '新版本已准备好，即将重启应用',
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success: (res) => {
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if (res.confirm) updateManager.applyUpdate();
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},
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});
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});
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updateManager.onUpdateFailed(() => {});
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},
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onPullDownRefresh() {
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Promise.all([this.reload()]).then(() => wx.stopPullDownRefresh());
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},
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async reload() {
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try {
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const cfg = await api.getConfig();
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store.setSiteConfig(cfg);
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this.applyConfig();
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} catch (err) {
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console.warn('[index] 配置刷新失败', err);
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}
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this.loadAll();
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},
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onReachBottom() {
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if (this.data.loadingMore || this.data.noMore) return;
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const next = this.data.page + 1;
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this.setData({ loadingMore: true });
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api
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.getArticles(next, PAGE_SIZE)
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.then((res) => {
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const merged = this.data.articles.concat(res.items || []);
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this.setData({
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articles: merged,
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page: next,
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loadingMore: false,
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noMore: merged.length >= (res.total || 0),
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});
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})
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.catch((err) => {
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console.error('[index] 加载更多失败', err);
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this.setData({ loadingMore: false });
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});
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},
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toArticle(e) {
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wx.navigateTo({ url: '/pages/WebPageDetails/WebPageDetails?id=' + e.currentTarget.dataset.id });
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},
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toNewCourse(e) {
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wx.navigateTo({ url: '/pages/IndexNewCourseDetails/IndexNewCourseDetails?id=' + e.currentTarget.dataset.id });
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},
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toFreeCourse(e) {
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wx.navigateTo({
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url: '/pages/IndexFreeCourseDetails/IndexFreeCourseDetails?seriesNo=' + e.currentTarget.dataset.series,
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});
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},
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onShareAppMessage() {
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return { title: '叶雷讲数学', path: '/pages/index/index' };
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},
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onShareTimeline() {
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return { title: '叶雷讲数学' };
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},
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});
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