uniapp 学习笔记二十一路由跳转及产品详情数据渲染

深藏阁楼爱情的钟 2024-04-07 11:26 40阅读 0赞

uniapp 学习笔记二十一 路由跳转及产品详情数据渲染

![f629178bdd3f4bbdb0a1d3ed93cb15b7.png][]![94bcf39a85b14bd0839736f54f30773c.png][]

cake.vue

<template>
        <view>
            <nav-custom></nav-custom>
            <view class="cont">
                <good-item v-for="(item,index) in glist" :gdata="item"></good-item>
            </view>
            <view class="fixed flex justify-center bg-fff padding-sm">
                <view v-for="(item,index) in tabArr" :key="index" @tap="handleTab(item)"
                    class="flex justify-around align-center">
                    <view class="">{
       {item.name}}</view>
                    <u-line v-if="index<tabArr.length-1" direction="col" length="15" margin="30upx"></u-line>
                </view>
            </view>
            <u-popup :show="show" mode="left" @close="handleClose">
                <view class="pop-cont">
                    <view v-for="(item,index) in cfylist" class="padding-sm u-border-bottom">
                        {
       {item.bname}}
                        <view v-if="index==0">
                            <view 
                                @tap="listShow=!listShow" 
                                :class="['padding-tb-sm',{'u-border-bottom':!listShow}]"
                            >
                                口味筛选
                            </view>
                            <u-cell-group v-if="listShow">
                                <u-cell 
                                    v-for="(itm,idx) in item.list" 
                                    :title="itm.tname" 
                                    isLink
                                    @click="handleList(itm,1)" 
                                ></u-cell>
                            </u-cell-group>
                            <view @tap="sceneShow=!sceneShow" class="padding-tb-sm u-border-top">
                                场景筛选
                            </view>
                            <u-cell-group v-if="sceneShow">
                                <u-cell 
                                v-for="(itm,idx) in item.scene" 
                                :title="itm.tname" 
                                isLink                            
                                @click="handleList(itm,2)" 
                            ></u-cell>
                            </u-cell-group>
                        </view>
                    </view>
                </view>
            </u-popup>
        </view>
    </template>
    
    <script>
        export default {
            data() {
                return {
                    // condition:{ // 商品列表查询条件对象
                    //     bcid:1,
                    // },
                    cfylist:[],
                    sceneShow:false,
                    listShow:false,
                    show: false,
                    glist: [],
                    page: 0,
                    tabArr: [{
                            name: '分类',
                            bcid: '',
                            target: ''
                        },
                        {
                            name: '蛋糕',
                            bcid: '1',
                            target: '/pages/cake'
                        },
                        {
                            name: '面包',
                            bcid: '11',
                            target: '/pages/bread'
                        },
                        {
                            name: '小食',
                            bcid: '6',
                            target: '/pages/food'
                        },
                        {
                            name: '购物车',
                            bcid: '',
                            target: '/pages/cart'
                        }
                    ]
                }
            },
            computed:{
                num(){
                    return this.$store.state.count.num
                },
                condition(){
                    return this.$store.state.condition.cond
                }
            },
            methods: {
                /* handleDetail(idx) {
                    console.log(idx);
                    uni.navigateTo({
                        url: '../detail/detail?idx=' + idx
                    })
                }, */
                loadData() {
                    let skip = this.page * 8
                    let wh = JSON.stringify(this.condition)
                    let url = `/1.1/classes/goods?where=${wh}&limit=8&skip=${skip}`;
                    this.$get(url).then(res => {
                        uni.stopPullDownRefresh()
                        let {
                            results
                        } = res
                        if (results.length) {
                            this.page++
                            this.glist = [
                                ...this.glist,
                                ...res.results
                            ]
                            return
                        }
                        uni.showToast({
                            title: '这回真没了...',
                            icon: 'none'
                        })
                    })
                },
                handleTab(item) {
                    let {
                        bcid,
                        target
                    } = item
                    if (bcid) {
                        // this.glist = []
                        // this.page = 0
                        // this.condition.bcid = Number(bcid)
                        this.$store.commit('changeCondition',{
                            bcid:Number(bcid)
                        })
                        this.reloadData()
                    }
                    if (!bcid && !target) {
                        this.show = true
                    }
                },
                handleClose(){
                    this.show = false
                },
                handleList({bid,tid},type){
                    // 口味场景筛选
                    // console.log(typeof bid);
                    let obj = {bcid:bid}
                    type === 1 ? obj.fid=tid : obj.sid=tid
                    this.$store.commit('changeCondition',obj)
                    this.reloadData()
                },
                reloadData(){ //刷新页面数据
                    this.glist = []
                    this.page = 0
                    this.loadData()
                }
            },
            onLoad() {
                this.loadData()            
                this.$get('/1.1/classes/classify').then(res=>{
                    console.log(res)
                    this.cfylist = res.results
                })
            },
            onReachBottom() {
                console.log('触底了');
                this.loadData()
            },
            onPullDownRefresh() {
                this.glist = []
                this.page = 0
                this.loadData()
            }
        }
    </script>
    
    <style lang="scss">
    page {
        padding-top: 100upx;
        padding-bottom: 120upx;
    }
    
    .cont {
        display: flex;
        flex-wrap: wrap;
        padding: 15upx;
        justify-content: space-between;
    }
    
    .fixed {
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        box-shadow: 0 0 10upx 2upx rgba(0, 0, 0, 0.2);
    }
    .cu-bar{
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 2;
    }
    .pop-cont{
        width: 400upx;
        margin-top: 200upx;
    }
    </style>

detail.vue

<template>
        <view>
            <swiper class="banner" :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
            	<swiper-item>
            		<view class="swiper-item">
    					<image :src="detail.img" mode="widthFix"></image>
    				</view>
            	</swiper-item>
            </swiper>
    		<view class="flex justify-around">
    			<view 
    				v-for="(item,index) in detail.list" 
    				:key="index" 
    				:class="['text-center padding-sm tab',{active:tabIdx}]" 
    				@tap="tabIdx = index"
    			>
    				<view class="">{
       {item.spec}}</view>
    				<view class="">{
       {item.weight}}</view>
    				<view class="">{
       {item.edible}}</view>
    			</view>
    		</view>
    		
    		<view class="padding fs-28 u-border-bottom">
    			¥{
       {detail.list[tabIdx].price}}
    		</view>
    		
    		<view class="padding fs-28 u-border-bottom">
    			{
       {detail.list[tabIdx].ahead}}
    			<text class="margin-lr">{
       {detail.list[tabIdx].size}}</text>
    			{
       {detail.list[tabIdx].edible}}
    		</view>
    	
    		<view class="padding fs-28 u-border-bottom">
    			{
       {detail.list[tabIdx].fittings}}
    		</view>
    		
    		<view class="flex justify-around fixed padding-tb-sm">
    			<button class="cu-btn bg-brown lg">加入购物车</button>
    			<button class="cu-btn bg-yellow lg">立即购买</button>
    		</view>
        </view>
    </template>
    
    <script>
        export default {
            data() {
                return {
                    tabIdx:0,
    				detail:null
                }
            },
            methods: {
            },
            onLoad() {
                uni.getStorage({
                	key:'detail',
    				success:(res)=>{
    					// console.log(res.data);
    					this.detail = res.data
    				}
                })
            },
            onShow() {
                console.log('onShow 生命周期 执行');
            },
            onHide() {
                console.log('onHide 生命周期 执行');
            },
            onLaunch() {
                console.log('onLaunch 生命周期 执行');
            }
        }
    </script>
    
    <style>
    .banner{
    	height: 600upx;
    	.swiper-item{
    		height: 600upx;
    	}
    }
    </style>

goods-item.vue

<template>
        <view class="cake-item">
            <image @tap="handleDetail" class="poster" :src="gdata.img" mode=""></image>
            <view class="info-cont">
                <view class="info flex align-center justify-between">
                    <view class="">
                        <view class="fs-28">
                            {
       {gdata.name}}
                        </view>
                        <view class="fs-16">
                            {
       {gdata.french}}
                        </view>
                    </view>
                    <view class="cart-btn margin-right-sm">
                        <text class="iconfont icon-caigou"></text>
                    </view>
                    
                </view>
                <view class="fs-18">
                    <text class="fs-14">Y</text>
                    {
       {gdata.price}}
                </view>
                
            </view>
        </view>
        
    </template>
    
    <script>
        export default {
            name:"goods-item",
            props:['gdata'],
            data() {
                return {
                    
                };
            },
    		methods:{
    			handleDetail() {
    				uni.setStorage({
    					key:'detail',
    					data:this.gdata,
    					success: () => {
    						uni.navigateTo({
    							url: '/pages/detail/detail'
    						})
    					}
    				})
    			    
    			},
    		}
        }
    </script>
    
    <style lang="scss">
    .cake-item{
        width: 350upx;
        .poster{
            height: 350upx;
            background-color: #f5f5f5;
        }
        .fs-28{
            font-size: 28upx;
            margin-top: 24upx;
        }
        .fs-16{
            font-size: 16upx;
            margin: 14upx 0;
        }
        .fs-18{
            font-size: 18upx;
            margin-bottom: 22upx;
        }
        .cart-btn{
            width: 60upx;
            height: 60upx;
            border-radius: 50%;
            background-color: #ffe32a;
            text-align: center;
            line-height: 60upx;
        }
    }
    
    </style>

[f629178bdd3f4bbdb0a1d3ed93cb15b7.png]: https://img-blog.csdnimg.cn/f629178bdd3f4bbdb0a1d3ed93cb15b7.png
[94bcf39a85b14bd0839736f54f30773c.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/07/a668812932ec40718ec2c4cb2256cdfe.png