79 lines
2.0 KiB
JavaScript
79 lines
2.0 KiB
JavaScript
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/**
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* 登录页 — 微信一键登录（规范 §4.1）
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*
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* 流程：
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* 1. wx.login() 获取临时 code
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* 2. POST /api/v1/auth/wechat/login 换取 JWT
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* 3. 存储 token → authStore.isLoggedIn = true
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* 4. 返回上一页（或由路由系统自动跳转首页）
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*/
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const { authStore, appStore } = require('../../stores');
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const { ROUTE } = require('../../constants');
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Page({
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data: {
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loggingIn: false,
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error: '',
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platformName: getApp().globalData.platformName,
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slogan: getApp().globalData.slogan,
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},
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onLoad() {
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// 如果已登录，直接返回
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if (authStore.state.isLoggedIn) {
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const pages = getCurrentPages();
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if (pages.length > 1) {
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wx.navigateBack();
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} else {
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wx.switchTab({ url: ROUTE.TAB.HOME });
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}
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}
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},
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async onLoginTap() {
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if (this.data.loggingIn) return;
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this.setData({ loggingIn: true, error: '' });
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try {
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// 1. 获取微信登录 code
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const loginRes = await new Promise((resolve, reject) => {
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wx.login({
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success: resolve,
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fail: reject,
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});
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});
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const code = loginRes.code;
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if (!code) {
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throw new Error('获取微信登录凭证失败');
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}
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// 2. 调用后端微信登录接口
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const result = await authStore.loginWithWechat(code);
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// 3. 登录成功 → 返回上一页或跳转首页
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const pages = getCurrentPages();
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if (pages.length > 1) {
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wx.navigateBack();
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} else {
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wx.switchTab({ url: ROUTE.TAB.HOME });
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}
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} catch (err) {
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console.error('[Login] 登录失败:', err);
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this.setData({
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error: err?.message || '登录失败，请重试',
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loggingIn: false,
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});
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appStore.toastError(err?.message || '登录失败，请重试');
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}
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},
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onViewPrivacy() {
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wx.navigateTo({ url: '/pages/help-center/help-center?tab=privacy' });
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},
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onViewTerms() {
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wx.navigateTo({ url: '/pages/help-center/help-center?tab=terms' });
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},
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});
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