c1857ce852
- 食谱详情页: 修复 applyDefaultData 中未定义变量 id 的问题 - 帖子详情页: 优化 toggleFollow 方法，提前校验 author.id，兼容多种后端字段 - 为帖子详情页已关注状态添加灰色样式
597 lines
15 KiB
Vue
597 lines
15 KiB
Vue
<template>
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<view class="nutrition-page">
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<!-- Tab切换 -->
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<view class="tab-container">
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<view
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class="tab-item"
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:class="{ active: currentTab === 'nutrients' }"
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@click="switchTab('nutrients')"
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>
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<text>营养素</text>
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</view>
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<view
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class="tab-item"
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:class="{ active: currentTab === 'guide' }"
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@click="switchTab('guide')"
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>
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<text>饮食指南</text>
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</view>
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<view
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class="tab-item"
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:class="{ active: currentTab === 'articles' }"
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@click="switchTab('articles')"
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>
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<text>科普文章</text>
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</view>
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</view>
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<!-- 内容区域（微信小程序要求 scroll-view 有明确高度） -->
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<scroll-view class="content-scroll" scroll-y :style="{ height: scrollViewHeight }">
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<!-- 营养素百科Tab内容 -->
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<view v-if="currentTab === 'nutrients'" class="tab-content">
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<view class="intro-text">了解关键营养素，科学管理慢性肾病饮食</view>
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<view class="nutrient-list">
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<view
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class="nutrient-card"
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v-for="(item, index) in nutrientList"
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:key="index"
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@click="goToNutrientDetail" :data-nutrient-index="index"
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>
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<view class="nutrient-icon-wrapper">
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<text class="nutrient-icon">{{ item.icon }}</text>
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</view>
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<view class="nutrient-info">
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<view class="nutrient-header">
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<text class="nutrient-name">{{ item.name }}</text>
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<text class="nutrient-english">{{ item.english }}</text>
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</view>
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<text class="nutrient-desc">{{ item.description }}</text>
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<view class="nutrient-tag" :class="item.tagClass">
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<text>{{ item.tag }}</text>
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</view>
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</view>
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<view class="arrow-icon">
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<text>›</text>
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</view>
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</view>
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</view>
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</view>
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<!-- 饮食指南Tab内容（来自 v2_knowledge，type=guide） -->
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<view v-if="currentTab === 'guide'" class="tab-content">
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<view class="knowledge-list">
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<view
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class="knowledge-item"
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v-for="(item, index) in (guideList || [])"
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:key="item.knowledgeId || item.id || index"
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@click="goToDetail($event, item, index, 'guide')"
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>
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<view class="knowledge-cover" v-if="item.coverImage || item.cover_image">
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<image :src="item.coverImage || item.cover_image" mode="aspectFill" class="cover-img" />
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</view>
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<view class="knowledge-icon" v-else>
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<text>{{ item.icon }}</text>
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</view>
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<view class="knowledge-info">
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<view class="knowledge-title">{{ item.title }}</view>
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<view class="knowledge-desc">{{ item.desc }}</view>
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<view class="knowledge-meta">
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<text class="meta-text">{{ item.time }}</text>
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<text class="meta-dot">·</text>
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<text class="meta-text">{{ item.views }}</text>
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</view>
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</view>
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</view>
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</view>
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<view v-if="(guideList || []).length === 0" class="empty-placeholder">
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<text>暂无饮食指南数据</text>
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</view>
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</view>
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<!-- 科普文章Tab内容（来自 v2_knowledge，type=article） -->
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<view v-if="currentTab === 'articles'" class="tab-content">
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<view class="knowledge-list">
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<view
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class="knowledge-item"
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v-for="(item, index) in (articleList || [])"
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:key="item.knowledgeId || item.id || index"
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@click="goToDetail($event, item, index, 'articles')"
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>
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<view class="knowledge-cover" v-if="item.coverImage || item.cover_image">
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<image :src="item.coverImage || item.cover_image" mode="aspectFill" class="cover-img" />
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</view>
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<view class="knowledge-icon" v-else>
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<text>{{ item.icon }}</text>
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</view>
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<view class="knowledge-info">
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<view class="knowledge-title">{{ item.title }}</view>
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<view class="knowledge-desc">{{ item.desc }}</view>
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<view class="knowledge-meta">
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<text class="meta-text">{{ item.time }}</text>
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<text class="meta-dot">·</text>
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<text class="meta-text">{{ item.views }}</text>
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</view>
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</view>
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</view>
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</view>
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<view v-if="(articleList || []).length === 0" class="empty-placeholder">
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<text>暂无科普文章数据</text>
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</view>
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</view>
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</scroll-view>
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</view>
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</template>
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<script>
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export default {
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navigationBarTitleText: '健康知识',
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data() {
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return {
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currentTab: 'nutrients',
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scrollViewHeight: '100vh', // 默认值，onReady 中按机型计算为 px，保证微信小程序 scroll-view 有明确高度
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guideList: [],
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articleList: [],
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nutrientList: [
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{
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name: '蛋白质',
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english: 'Protein',
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icon: '🥩',
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description: '构成人体组织的重要营养素',
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tag: '需控制',
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tagClass: 'control'
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},
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{
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name: '钾',
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english: 'Potassium (K)',
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icon: '🍌',
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description: '维持神经肌肉功能的重要元素',
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tag: '严格控制',
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tagClass: 'strict'
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},
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{
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name: '磷',
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english: 'Phosphorus (P)',
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icon: '🥜',
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description: '骨骼健康的重要矿物质',
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tag: '严格控制',
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tagClass: 'strict'
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},
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{
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name: '钠',
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english: 'Sodium (Na)',
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icon: '🧂',
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description: '调节体液平衡的电解质',
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tag: '适量控制',
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tagClass: 'moderate'
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},
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{
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name: '钙',
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english: 'Calcium (Ca)',
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icon: '🥛',
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description: '骨骼和牙齿的主要成分',
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tag: '适量补充',
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tagClass: 'supplement'
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},
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{
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name: '水分',
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english: 'Water',
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icon: '💧',
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description: '生命活动必需的基础物质',
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tag: '需控制',
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tagClass: 'control'
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}
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]
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}
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},
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onLoad(options) {
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// 确保列表初始为数组，避免未加载时为 undefined
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this.guideList = Array.isArray(this.guideList) ? this.guideList : [];
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this.articleList = Array.isArray(this.articleList) ? this.articleList : [];
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if (options && options.id) {
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// 有 id 时切换到科普文章 tab，switchTab 内会调用 loadKnowledgeList 加载列表
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this.switchTab('articles');
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} else {
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// 无 id 时默认显示「营养素」tab（本地静态数据）；用户切换到「饮食指南」或「科普文章」时由 switchTab 触发 loadKnowledgeList 加载对应列表
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this.currentTab = 'nutrients';
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}
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},
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onReady() {
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// 微信小程序 scroll-view 必须使用明确高度，且 calc(vh - rpx) 兼容性差，改为用 px 计算
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try {
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const systemInfo = uni.getSystemInfoSync();
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const statusBarHeight = systemInfo.statusBarHeight || 0;
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const navHeight = 44;
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const tabBarRpx = 120;
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const windowWidth = systemInfo.windowWidth || 375;
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const tabBarPx = Math.ceil((windowWidth / 750) * tabBarRpx);
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this.scrollViewHeight = `calc(100vh - ${statusBarHeight + navHeight + tabBarPx}px)`;
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} catch (e) {
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this.scrollViewHeight = 'calc(100vh - 140px)';
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}
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},
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methods: {
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formatKnowledgeTime(val) {
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if (!val) return '';
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const d = new Date(val);
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if (isNaN(d.getTime())) return String(val);
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const y = d.getFullYear();
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const m = String(d.getMonth() + 1).padStart(2, '0');
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const day = String(d.getDate()).padStart(2, '0');
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return `${y}-${m}-${day}`;
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},
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async loadKnowledgeList() {
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// 营养素列表使用本地静态数据，不从API加载
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if (this.currentTab === 'nutrients') {
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return;
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}
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// type 与后端 v2_knowledge 表一致：guide=饮食指南，article=科普文章
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const typeParam = this.currentTab === 'guide' ? 'guide' : 'article';
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try {
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const { getKnowledgeList } = await import('@/api/tool.js');
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const result = await getKnowledgeList({
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type: typeParam,
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page: 1,
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limit: 50
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});
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// 兼容多种返回结构：result.data.list / result.data.records / result.data 为数组 / result.list
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let rawList = [];
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if (result && result.data) {
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const d = result.data;
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if (Array.isArray(d.list)) {
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rawList = d.list;
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} else if (Array.isArray(d.records)) {
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rawList = d.records;
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} else if (Array.isArray(d)) {
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rawList = d;
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} else if (d && Array.isArray(d.data)) {
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rawList = d.data;
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}
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} else if (result && Array.isArray(result.list)) {
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rawList = result.list;
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}
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// Normalize id: backend may return knowledgeId, id, or knowledge_id (BeanUtil/JSON)
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const list = (rawList || []).map(item => {
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const id = item.knowledgeId ?? item.id ?? item.knowledge_id;
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return {
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...item,
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id,
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knowledgeId: item.knowledgeId ?? id,
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desc: item.desc || item.summary || '',
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time: item.time || (item.publishedAt || item.createdAt ? this.formatKnowledgeTime(item.publishedAt || item.createdAt) : ''),
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views: item.views != null ? item.views : (item.viewCount != null ? item.viewCount : 0),
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icon: item.icon || '📄',
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coverImage: item.coverImage || item.cover_image || ''
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};
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});
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// 始终赋值为数组，绝不设为 undefined
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const safeList = Array.isArray(list) ? list : [];
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if (this.currentTab === 'guide') {
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this.guideList = safeList;
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} else if (this.currentTab === 'articles') {
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this.articleList = safeList;
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}
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} catch (error) {
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console.error('加载知识列表失败:', error);
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const msg = (error && (typeof error === 'string' ? error : (error.message || error.msg))) || '加载列表失败';
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uni.showToast({
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title: String(msg).substring(0, 20),
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icon: 'none'
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});
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// 失败时清空当前 tab 列表，确保始终为数组，绝不设为 undefined
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if (this.currentTab === 'guide') {
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this.guideList = [];
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} else if (this.currentTab === 'articles') {
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this.articleList = [];
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}
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}
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},
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async switchTab(tab) {
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this.currentTab = tab;
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await this.loadKnowledgeList();
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},
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goToNutrientDetail(event) {
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const index = event.currentTarget.dataset.nutrientIndex;
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const item = this.nutrientList[index];
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if (!item) return;
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uni.navigateTo({
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url: `/pages/tool/nutrient-detail?name=${encodeURIComponent(item.name)}`
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});
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},
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goToDetail(event, item, index, tab) {
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// 优先从传入的 item 取 knowledgeId 或 id，避免 dataset 序列化丢失
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const fromItem = item != null ? (item.knowledgeId ?? item.id) : undefined;
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const fromDataset = event && event.currentTarget && event.currentTarget.dataset;
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const id = fromDataset ? (fromDataset.itemId ?? fromDataset.item_id) : undefined;
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const knowledgeId = fromDataset ? (fromDataset.itemKid ?? fromDataset.item_kid) : undefined;
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let finalId = fromItem ?? knowledgeId ?? id;
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if (finalId == null && tab != null && index != null) {
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const list = tab === 'guide' ? this.guideList : this.articleList;
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const listItem = Array.isArray(list) ? list[index] : null;
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finalId = listItem != null ? (listItem.knowledgeId ?? listItem.id) : undefined;
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}
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// 仅当 knowledgeId 或 id 存在且有效时才跳转，否则提示暂无详情
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if (finalId == null || finalId === '' || String(finalId).trim() === '' || String(finalId) === 'undefined') {
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uni.showToast({ title: '暂无详情', icon: 'none' });
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return;
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}
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const idStr = String(finalId).trim();
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uni.navigateTo({
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url: `/pages/tool/knowledge-detail?id=${encodeURIComponent(idStr)}`
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});
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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.nutrition-page {
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height: 100vh;
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display: flex;
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flex-direction: column;
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background-color: #f4f5f7;
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}
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/* Tab切换 */
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.tab-container {
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background: #ffffff;
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border-bottom: 1rpx solid #d0dbea;
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display: flex;
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padding: 12rpx 32rpx;
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gap: 16rpx;
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}
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.tab-item {
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flex: 1;
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height: 75rpx;
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border-radius: 50rpx;
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display: flex;
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align-items: center;
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justify-content: center;
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background: #ffffff;
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border: 1rpx solid #d0dbea;
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text {
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font-size: 28rpx;
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color: #9fa5c0;
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}
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&.active {
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background: #ff6b35;
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border-color: #ff6b35;
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text {
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color: #ffffff;
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}
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}
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}
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/* 内容滚动区域 */
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.content-scroll {
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flex: 1;
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overflow-y: auto;
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}
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.tab-content {
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padding: 32rpx;
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}
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.intro-text {
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font-size: 28rpx;
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color: #9fa5c0;
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margin-bottom: 32rpx;
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line-height: 1.2;
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}
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/* 营养素列表 */
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.nutrient-list {
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display: flex;
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flex-direction: column;
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gap: 24rpx;
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}
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.nutrient-card {
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background: #ffffff;
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border: 1rpx solid #d0dbea;
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border-radius: 24rpx;
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padding: 32rpx;
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display: flex;
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align-items: center;
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gap: 32rpx;
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}
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.nutrient-icon-wrapper {
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width: 112rpx;
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height: 112rpx;
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border-radius: 50%;
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background: #e3fff1;
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display: flex;
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align-items: center;
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justify-content: center;
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flex-shrink: 0;
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}
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.nutrient-icon {
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font-size: 60rpx;
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}
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.nutrient-info {
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flex: 1;
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display: flex;
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flex-direction: column;
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gap: 8rpx;
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}
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.nutrient-header {
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display: flex;
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align-items: baseline;
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gap: 16rpx;
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}
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.nutrient-name {
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font-size: 32rpx;
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color: #101828;
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font-weight: 500;
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}
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.nutrient-english {
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font-size: 24rpx;
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color: #99a1af;
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}
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.nutrient-desc {
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font-size: 28rpx;
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color: #4a5565;
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line-height: 1.5;
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}
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.nutrient-tag {
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padding: 8rpx 24rpx;
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border-radius: 50rpx;
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display: inline-block;
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align-self: flex-start;
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text {
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font-size: 24rpx;
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}
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&.control {
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background: #fef2f2;
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border: 1rpx solid #ffc9c9;
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text {
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color: #e7000b;
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}
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}
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&.strict {
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background: #fef2f2;
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border: 1rpx solid #ffc9c9;
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text {
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color: #e7000b;
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}
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}
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&.moderate {
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background: #fff8e1;
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border: 1rpx solid #ffe0b2;
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text {
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color: #ff9800;
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}
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}
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&.supplement {
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background: #f0fdf4;
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border: 1rpx solid #b9f8cf;
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text {
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color: #00a63e;
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}
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}
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}
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.arrow-icon {
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width: 40rpx;
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height: 40rpx;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
flex-shrink: 0;
|
||
|
||
text {
|
||
font-size: 40rpx;
|
||
color: #9fa5c0;
|
||
}
|
||
}
|
||
|
||
/* 空状态 */
|
||
.empty-placeholder {
|
||
padding: 200rpx 0;
|
||
text-align: center;
|
||
color: #9fa5c0;
|
||
font-size: 28rpx;
|
||
}
|
||
/* 知识列表 */
|
||
.knowledge-list {
|
||
display: flex;
|
||
flex-direction: column;
|
||
gap: 24rpx;
|
||
}
|
||
|
||
.knowledge-item {
|
||
background: #ffffff;
|
||
border-radius: 24rpx;
|
||
padding: 32rpx;
|
||
box-shadow: 0 20rpx 30rpx -6rpx rgba(0, 0, 0, 0.1), 0 8rpx 12rpx -4rpx rgba(0, 0, 0, 0.1);
|
||
display: flex;
|
||
gap: 32rpx;
|
||
}
|
||
|
||
.knowledge-cover {
|
||
width: 128rpx;
|
||
height: 128rpx;
|
||
border-radius: 32rpx;
|
||
overflow: hidden;
|
||
flex-shrink: 0;
|
||
}
|
||
.cover-img {
|
||
width: 100%;
|
||
height: 100%;
|
||
}
|
||
|
||
.knowledge-icon {
|
||
width: 128rpx;
|
||
height: 128rpx;
|
||
border-radius: 32rpx;
|
||
background: #f4f5f7;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
flex-shrink: 0;
|
||
|
||
text {
|
||
font-size: 60rpx;
|
||
}
|
||
}
|
||
|
||
.knowledge-info {
|
||
flex: 1;
|
||
display: flex;
|
||
flex-direction: column;
|
||
justify-content: space-between;
|
||
|
||
.knowledge-title {
|
||
font-size: 28rpx;
|
||
color: #2e3e5c;
|
||
font-weight: 500;
|
||
margin-bottom: 12rpx;
|
||
}
|
||
|
||
.knowledge-desc {
|
||
font-size: 24rpx;
|
||
color: #9fa5c0;
|
||
line-height: 1.6;
|
||
margin-bottom: 16rpx;
|
||
}
|
||
|
||
.knowledge-meta {
|
||
display: flex;
|
||
align-items: center;
|
||
gap: 24rpx;
|
||
|
||
.meta-text {
|
||
font-size: 24rpx;
|
||
color: #9fa5c0;
|
||
}
|
||
|
||
.meta-dot {
|
||
font-size: 24rpx;
|
||
color: #d0dbea;
|
||
}
|
||
}
|
||
}
|
||
|
||
</style>
|