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ctms-client/pages/uni-starter/news/detail/detail.vue
fm453 c62d15b288 首次完整推送,
V:1.20240808.006
2024-08-13 18:32:37 +08:00

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<template>
<unicloud-db v-slot:default="{data, loading, error, options}" :collection="collection" :options="formData"
:getone="true" :where="where" :manual="true" ref="detail" foreignKey="uni-cms-articles.user_id"
@load="loadData"
class="article">
<template v-if="!loading && data">
<view class="meta">
<view class="title">
<text class="text">{{ data.title }}</text>
</view>
<view class="excerpt">
<text class="text">{{ data.excerpt }}</text>
</view>
<view class="author">
<template v-if="data.user_id[0]">
<text class="at">{{ data.user_id[0].nickname || '' }}</text>
<text class="split">·</text>
</template>
<text class="date">{{ publishTime(data.publish_date) }}</text>
</view>
</view>
<render-article-detail
:content="data.content"
:content-images="data.content_images"
:ad-config="{ adpId, watchAdUniqueType }"
></render-article-detail>
</template>
<view class="detail-loading" v-else>
<uni-icons type="spinner-cycle" size="35px"/>
</view>
</unicloud-db>
</template>
<script>
import uniNavBar from '@/uni_modules/uni-nav-bar/components/uni-nav-bar/uni-nav-bar.vue';
import renderArticleDetail from "@/uni_modules/uni-cms-article/components/render-article-detail/index.vue";
import translatePublishTime from "@/uni_modules/uni-cms-article/common/publish-time";
const db = uniCloud.database()
const articleDBName = 'uni-cms-articles'
const userDBName = 'uni-id-users'
export default {
components: {
uniNavBar,
renderArticleDetail
},
data() {
return {
id: "", // 文章ID
title: "", // 文章标题
formData: {}, // 表单数据
// 广告相关配置
adpId: "", // TODO: 请填写广告位ID
watchAdUniqueType: "device" // TODO: 观看广告的唯一标识类型,可选值为 user 或者 deviceuser 表示用户唯一device 表示设备唯一
}
},
computed: {
where() {
//拼接where条件 查询条件 ,更多详见 https://uniapp.dcloud.net.cn/uniCloud/unicloud-db?id=jsquery
return `_id =="${this.id}"`
},
collection() {
return [
db.collection(articleDBName).where(this.where).field('user_id,thumbnail,excerpt,publish_date,title,content').getTemp(),
db.collection(userDBName).field('_id, nickname').getTemp()
]
}
},
onReady() {
// 开始加载数据,修改 where 条件后才开始去加载 clinetDB 的数据 ,需要等组件渲染完毕后才开始执行 loadData所以不能再 onLoad 中执行
if (this.id) { // ID 不为空,则发起查询
this.$refs.detail.loadData()
} else {
uni.showToast({
icon: 'none',
title: 'id 不能为空'
})
}
},
onLoad(event) {
//获取文章id通常 id 来自上一个页面
if (event.id) {
this.id = event.id
}
// 监听解锁内容事件
uni.$on('onUnlockContent', this.onUnlockContent)
},
onUnload() {
// 页面卸载时,移除监听事件
uni.$off('onUnlockContent', this.onUnlockContent)
},
onPageScroll(e) {
// 根据滚动位置判断是否显示导航栏
if (e.scrollTop > 100) {
uni.setNavigationBarTitle({
title: this.title
})
} else {
uni.setNavigationBarTitle({
title: ''
})
}
},
methods: {
// 将时间戳转换为可读的时间格式
publishTime(timestamp) {
return translatePublishTime(timestamp)
},
// 将文章加入阅读历史
setReadHistory() {
// 获取阅读历史缓存,如果不存在则为空数组
const historyCache = uni.getStorageSync('readHistory') || []
// 过滤掉当前文章的阅读历史
const readHistory = historyCache.filter(item => item.article_id !== this.id)
// 将当前文章的阅读历史添加到数组最前面
readHistory.unshift({
article_id: this.id,
last_time: Date.now()
})
// 将更新后的阅读历史缓存到本地
uni.setStorageSync('readHistory', readHistory)
},
// 加载数据
loadData(data) {
// 设置文章标题
this.title = data.title
// 将文章添加进阅读历史
this.setReadHistory()
},
// 监听解锁内容事件,解锁内容后重新加载数据
async onUnlockContent() {
this.$refs.detail.loadData()
}
}
}
</script>
<style scoped lang="scss">
/* #ifdef APP-NVUE */
.article {
background-color: #fff;
}
/* #endif */
@mixin cp {
padding: 0 30rpx;
}
.detail-loading {
margin: 100rpx auto 0;
width: 35px;
height: 35px;
animation: rotate360 2s linear infinite;
}
@keyframes rotate360 {
0% {
transform: rotate(0deg);
transform-origin: center center;
}
100% {
transform: rotate(360deg);
transform-origin: center center;
}
}
.meta {
@include cp;
position: relative;
z-index: 1;
padding-top: 20rpx;
.title {
.text {
font-size: 40rpx;
line-height: 66rpx;
font-weight: bold;
color: #333;
}
}
.excerpt {
margin-top: 10rpx;
.text {
font-size: 26rpx;
line-height: 40rpx;
color: #999;
}
}
.author {
display: flex;
align-items: center;
justify-content: flex-start;
flex-direction: row;
margin-top: 20rpx;
.at,
.split,
.date {
font-size: 26rpx;
color: #ccc;
}
.split {
margin: 0 10rpx;
}
}
}
</style>