Files
fitness-coach/miniprogram/pages/detail/detail.js
wm 06bd96a473 fix: 修复动作卡片点击双触发导致跳 404
- 8 个页面 exercise-card 由 bind:tap 改为 catch:tap,拦截原生 tap 冒泡
  避免一次点击被『自定义事件 + 原生冒泡』触发两次,
  第二次 e.detail 无 id → navigateTo detail?id=undefined → 404
- 所有 onExercise 顶部加 id 守卫,无 id 直接 return
- exercise-card 点击前校验 exercise.id,缺失不触发
- detail onLoad 的 id 为空时直接显示空态,不再发起错误请求
2026-07-22 15:30:28 +08:00

145 lines
4.4 KiB
JavaScript
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const app = getApp();
const svc = require('../../services/exercise');
const favSvc = require('../../services/favorite');
const planSvc = require('../../services/plan');
const auth = require('../../utils/auth');
Page({
data: {
statusBarHeight: 20,
id: '',
planId: '',
exercise: null,
heroSrc: '',
heroError: false,
related: [],
loading: true,
favorited: false
},
onLoad(query) {
const id = query.id || '';
const planId = query.planId || '';
this.setData({ statusBarHeight: app.globalData.statusBarHeight || 20, id, planId });
// 防御id 缺失直接显示空态,避免请求 /api/exercises/ 导致错乱或 404
if (!id) {
this.setData({ loading: false });
return;
}
this.load();
if (auth.isLogin()) {
favSvc.exerciseStatus(id).then((r) => {
this.setData({ favorited: !!(r && r.favorited) });
}).catch(() => {});
}
},
load() {
this.setData({ loading: true });
svc.getExercise(this.data.id).then((ex) => {
// 详情页用 GIF 演示动作;记录当前图源以便失败时降级到 JPG / 占位
const heroSrc = ex && (ex.gifUrl || ex.image) ? (ex.gifUrl || ex.image) : '';
this.setData({ exercise: ex, heroSrc, heroError: false, loading: false });
if (ex && ex.target) {
svc.listExercises({ target: ex.target, pageSize: 6 }).then((res) => {
const related = ((res && res.items) || [])
.filter(i => i.id !== ex.id)
.slice(0, 6);
this.setData({ related });
}).catch(() => {});
}
}).catch(() => {
this.setData({ loading: false });
});
},
// 收藏 / 取消收藏(心形按钮)
onToggleFav() {
auth.ensureLogin().then(() => {
const id = this.data.id;
const wasFav = this.data.favorited;
const op = wasFav ? favSvc.removeExercise(id) : favSvc.addExercise(id);
op.then(() => {
this.setData({ favorited: !wasFav });
wx.showToast({ title: wasFav ? '已取消收藏' : '已收藏', icon: 'none' });
}).catch(() => {});
}).catch(() => {});
},
// 底部主按钮:加入计划(真实选择器)
onAdd() {
if (this.data.planId) {
planSvc.addExercise(this.data.planId, this.data.id).then(() => {
wx.showToast({ title: '已加入计划', icon: 'success' });
setTimeout(() => wx.navigateBack(), 500);
}).catch(() => {});
return;
}
auth.ensureLogin().then(() => planSvc.listMine()).then((res) => {
const plans = (res && res.items) || res || [];
if (!plans.length) {
wx.showModal({
title: '还没有训练计划',
content: '先创建一个计划,再把动作加进去吧~',
confirmText: '去创建',
cancelText: '稍后',
success: (r) => { if (r.confirm) wx.navigateTo({ url: '/pages/plan-edit/plan-edit' }); }
});
return;
}
const names = plans.slice(0, 6).map((p) => p.name);
wx.showActionSheet({
itemList: names,
success: (sheet) => {
const plan = plans[sheet.tapIndex];
if (!plan) return;
planSvc.addExercise(plan.id, this.data.id).then(() => {
wx.showToast({ title: '已加入「' + plan.name + '」', icon: 'success' });
}).catch(() => {});
}
});
}).catch(() => {});
},
onBack() {
const pages = getCurrentPages();
if (pages.length > 1) {
wx.navigateBack();
} else {
wx.reLaunch({ url: '/pages/index/index' });
}
},
// 详情大图加载失败GIF→JPG→emoji 占位,三级降级保证不空白
onHeroError() {
const ex = this.data.exercise || {};
const showingGif = this.data.heroSrc && ex.gifUrl && this.data.heroSrc === ex.gifUrl;
if (showingGif && ex.image) {
this.setData({ heroSrc: ex.image });
} else {
this.setData({ heroError: true });
}
},
onExercise(e) {
if (!e || !e.detail || !e.detail.id) return;
wx.navigateTo({ url: '/pages/detail/detail?id=' + encodeURIComponent(e.detail.id) });
},
onShareAppMessage() {
const ex = this.data.exercise || {};
const name = ex.displayName || ex.name || '';
return {
title: name ? ('FITCOACH · ' + name) : 'FITCOACH 智能健身教练',
path: '/pages/detail/detail?id=' + this.data.id
};
},
onShareTimeline() {
return {
title: 'FITCOACH · 精准训练推荐',
query: 'id=' + this.data.id
};
}
});