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577 lines
16 KiB
577 lines
16 KiB
<template>
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<view class="centent">
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<lf-nav :title="['分类','品牌'][current]" bgColor="#fff" :search="current == 0" @changeHeight="e => nav_height = e"></lf-nav>
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<view class="tabs">
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<view class="lf-tab"
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:style="{width: 100 / tabs.length +'%'}"
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:class="{'tab-active': current == index}"
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v-for="(item, index) in tabs" :key="index"
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@click="current = index">{{ item.name }}
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</view>
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</view>
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<!-- 分类 -->
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<view class="page" v-if="current == 0 && dataArr.length">
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<scroll-view class="left_view p_r" :scroll-into-view="left_tabview" scroll-y :style="{ height: autoHeight }">
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<block v-for="(item, index) in dataArr" :key="index">
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<view :class="[left_selectIndex == index ? 'left_item_s' : '', 'left_item']" :id="'left_' + index" @click="leftTap({ item, index })">{{ item.name }}</view>
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</block>
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<view class="seletItem" :id="'tab_'+ left_selectIndex" :style="{ top: left_selectIndex * 60 - 19 + 'px' }"></view>
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</scroll-view>
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<scroll-view @scroll="rightScroll" class="right_view" scroll-y :style="{ height: autoHeight }" :scroll-into-view="'left_' + right_selectIndex" scroll-with-animation>
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<block v-for="(item, index) in dataArr" :key="index">
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<view :ref="'left_' + index" class="right_item " :id="'left_' + index">
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<text class="right_item_title" :style="{color: left_selectIndex == index ? '#15716E' : '#555555'}">{{ item.name }}</text>
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<view class="right_item_view">
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<view class="item" v-for="(c_item, c_index) in item.sub_category" :key="c_index" @click="rightTap(c_item)">
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<image :src="c_item.image" :style="{ width: '100%', height: subItemW + 'px', background: '#999999' }"></image>
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<text class="lf-font-24">{{ c_item.name }}</text>
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</view>
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</view>
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</view>
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</block>
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<view class="" :style="{ height: autoScrollHeight }"><!-- 站位 --></view>
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</scroll-view>
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</view>
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<!-- 品牌 -->
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<view class="brand" v-else-if="current == 1" :style="{height: autoHeight}">
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<!-- 筛选 -->
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<view class="lf-filter-box" :style="{'z-index': filter_active == '' ? 1 : 99}">
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<view class="lf-filter" :class="{'lf-filter-after': filter_active == ''}">
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<view v-for="(value, key) in filter_list" :key="key"
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:class="{'filter-active': filter_active == key}"
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@click="clickFilterTab(key)">{{ value.name }}
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</view>
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</view>
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<view class="filter-modal-mask" :style="{height: otherHeight}" v-if="filter_active != ''" @click="filter_active = ''">
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<view class="filter-modal" @click.stop>
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<view class="filter-item"
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:class="{'filter-item-active': filter_list[filter_active].current == index}"
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@click="selectFilter(item, index)"
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v-for="(item, index) in filter_list[filter_active].list"
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:key="index">{{ item.name || item }}
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</view>
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</view>
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</view>
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</view>
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<!-- 内容 -->
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<scroll-view class="brand-scroll" :scroll-into-view="scrollAnchorId" :scroll-y="true" :style="{height: otherHeight}">
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<view class="lf-flex brand-item"
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:id="'anchor-'+ item.initial"
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@click="$url('/pages/shop/shopdetail?id='+ item.id)"
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v-for="(item, index) in brand_list" :key="index">
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<image class="img" :src="item.logo"></image>
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<view class="info">
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<view class="lf-font-36 lf-font-bold lf-color-black">{{ item.name }}</view>
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<view class="lf-font-24 lf-color-gray">{{ item.category }}｜{{ item.goods_count || 0 }}件在售</view>
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<view class="lf-font-24">
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<text class="lf-iconfont icon-dizhi lf-font-24 lf-color-primary"></text>
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<text class="lf-color-gray lf-m-l-10">{{ item.floor }}</text>
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</view>
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</view>
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</view>
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<lf-nocontent src="/static/images/empty.png" v-if="brand_list.length <= 0"></lf-nocontent>
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</scroll-view>
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<!-- 锚点定位 -->
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<view class="fixed-point" v-if="point_list.length">
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<view class="fixed-content" @touchmove="pointTouchmove">
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<view class="point-item"
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@click="pointClick"
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:id="'point-'+ item"
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:style="{height: 100 / 26 +'%'}"
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v-for="(item, index) in point_list"
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:key="index">{{ item }}
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</view>
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</view>
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</view>
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</view>
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<lf-tabbar></lf-tabbar>
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</view>
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</template>
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<script>
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import lfNav from '@/components/lf-nav/lf-nav.vue';
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import lfTabbar from '@/components/lf-tabbar/lf-tabbar.vue';
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let app = getApp();
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export default {
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data() {
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return {
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scrollH: 0,
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subItemW: 0,
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left_selectIndex: 0,
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right_selectIndex: 0,
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left_tabview: 'tab_0', // 默认和left_selectIndex对应，scroll-view定位到的左侧tab元素
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ttscrollH: 0, //总高度
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placeholderH: 0, //占位高度
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heighArr: [],
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dataArr: [],
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current: 1,
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nav_height: 0,
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tabs: [{
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name: '分类'
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},{
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name: '品牌'
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}],
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filter_list: {
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'floor': {
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name: '楼层',
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list: [],
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current: null
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},
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'class': {
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name: '分类',
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list: [],
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current: null
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}
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},
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filter_active: '',
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brand_list: [],
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point_list: [],
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scrollAnchorId: ''
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};
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},
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computed: {
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autoHeight(){
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return `calc(${this.scrollH}px - ${this.nav_height}px - 90rpx - 120rpx)`;
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},
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otherHeight(){
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// 屏幕可用总高度 - 导航条高度 - tabs高度 - tabbar高度 - 筛选高度
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return `calc(${this.scrollH}px - ${this.nav_height}px - 90rpx - 120rpx - 105rpx)`;
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},
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autoScrollHeight(){
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return `calc(${this.scrollH}px - ${this.nav_height}px - 90rpx - 120rpx - 300rpx)`;
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}
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},
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components: {
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lfNav,
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lfTabbar
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},
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onLoad(options) {
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// https://ext.dcloud.net.cn/plugin?id=5031
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this.getBrandList({load: true});
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if(this.$isRight(options)){
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this.current = options.current || 1;
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this.left_selectIndex = options.type || 0;
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this.right_selectIndex = options.type || 0;
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}
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let info = uni.getSystemInfoSync();
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let self = this;
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self.scrollH = info.screenHeight;
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self.subItemW = parseInt((info.screenWidth * (2 / 3) - 15 * 2 - 24) / 3);
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this.getCategoryList().then(() => {
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self.computerH();
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});
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// setTimeout(function() {
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// self.computerH();
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// }, 100);
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// this.createAtoZ();
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},
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methods: {
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getBrandList(options = {}){
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let par = {};
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if(options.filter){
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let _floor = this.filter_list['floor'];
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let _class = this.filter_list['class'];
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if(_floor.current != null){
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par.floor = _floor.list[_floor.current].name;
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}
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if(_class.current != null){
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par.category_id = _class.current;
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}
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}
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this.$http.get({
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api: '/api/brand',
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data: par
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}).then(res => {
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console.log("getBrandList", res);
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if(options.load){
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let category = res.data.data.category;
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let floor = res.data.data.floor;
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this.filter_list['floor'].list = floor;
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this.filter_list['class'].list = category;
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}
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this.brand_list = res.data.data.list;
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this.autoCreateAtoZ(res.data.data.list);
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});
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},
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getCategoryList(){
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return new Promise((resolve, reject) => {
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this.$http.get({
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api: '/api/category/list'
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}).then(res => {
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console.log("getCategoryList", res);
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this.dataArr = res.data.data;
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resolve(res);
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}).catch(err => reject(err));
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})
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},
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// 选择筛选项
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selectFilter(item, index){
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console.log(item, index);
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if(this.filter_list[this.filter_active].current == index){
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this.filter_list[this.filter_active].current = null;
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}else{
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this.filter_list[this.filter_active].current = index;
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}
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this.filter_active = '';
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this.getBrandList({filter: true});
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},
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// 生成A-Z的大写字母 自己生成的
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createAtoZ(){
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let point_list = [];
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for(var i=0; i<26; i++){
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point_list.push(String.fromCharCode(65+i));
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}
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this.point_list = point_list;
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},
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// 生成A-Z的大写字母 根据店铺类别动态生成
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autoCreateAtoZ(list){
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let letters = Array.from(new Set(list.map(item => item.initial)));
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letters.sort(function(a1, b1){
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let a = a1.toLowerCase();
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let b = b1.toLowerCase();
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if (a < b) return -1;
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if (a > b) return 1;
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return 0;
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})
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this.point_list = letters;
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},
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pointTouchmove(event){
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console.log(event);
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},
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pointClick(event){
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// let index = (event.target.id).replace('point-', '');
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// let letter = this.point_list[index];
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let letter = (event.target.id).replace('point-', '');
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this.scrollAnchorId = '';
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this.$msg(letter);
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this.$nextTick(() => {
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this.scrollAnchorId = 'anchor-'+ letter;
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})
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},
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leftTap: function(e) {
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this.left_selectIndex = e.index;
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this.right_selectIndex = e.index;
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},
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// 右边点击
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rightTap: function(item) {
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console.log(item);
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this.$url('/pages/index/onlineMall/onlineMall?id='+ item.id);
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},
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rightScroll: function(e) {
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let scrollH = e.detail.scrollTop + 30;
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let cc = this.ttscrollH - this.scrollH;
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let a = 0;
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let findInx = this.heighArr.findIndex(function(itemH, i) {
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a = a + itemH;
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return a > scrollH;
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});
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// if (scrollH >= cc) {
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// return;
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// }
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this.left_selectIndex = findInx;
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this.left_tabview = '';
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setTimeout(() => {
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this.left_tabview = 'tab_'+ findInx; // TODO 待验证是否跟随滚动
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}, 0);
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},
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// 计算高度
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computerH: function() {
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this.ttscrollH = 0;
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for (let item of this.dataArr) {
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let title_lineH = 49; //rpx
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let subNum = item.sub_category.length;
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let subImgH = this.subItemW; //rpx
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let subTitleH = 40; //rpx
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let rowSpecH = 8; //rpx
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let rowN = subNum % 3;
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let rowSpecNum = parseInt(subNum / 3) + parseInt(rowN > 0 ? 1 : 0);
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let totalRpx = title_lineH + (subImgH + subTitleH) * rowSpecNum + rowSpecH * (rowSpecNum - 1);
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this.heighArr.push(totalRpx);
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this.ttscrollH = this.ttscrollH + totalRpx;
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}
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// this.placeholderH = this.scrollH - this.heighArr[this.heighArr.length - 1];
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//以下方法也可以
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// let self=this
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// var selectorQuery = uni.createSelectorQuery()
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// selectorQuery.selectAll('.right_item').boundingClientRect(data => {
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// self.heighArr = data.map(item => {
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// return {
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// top: Math.round(item.top),
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// height: Math.round(item.height)
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// }
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// })
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// }).exec()
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// console.log('ttscrollH',this.$refs.left_0)
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},
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// 品牌筛选tab被点击
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clickFilterTab(key){
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if(this.filter_active == key){
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this.filter_active = '';
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}else{
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this.filter_active = key;
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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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.page {
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display: grid;
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grid-template-columns: 1fr 2fr;
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grid-template-rows: auto;
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position: absolute;
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left: 0rpx;
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right: 0rpx;
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overflow: hidden;
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box-sizing: border-box;
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}
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.left_view {
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background-color: #f4f8f8;
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position: relative;
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box-sizing: border-box;
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// 蒙版
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.seletItem {
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height: 98px;
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position: absolute;
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top: 0rpx;
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left: 0rpx;
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z-index: 10;
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right: 0rpx;
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// background-color: rgba(255, 255, 255, 0.3);
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transition: top 0.2s linear;
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display: flex;
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align-items: center;
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box-sizing: border-box;
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&::before {
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content: '';
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width: 6rpx;
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height: 60%;
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background-color: #15716E;
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left: 0rpx;
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}
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}
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.left_item {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 60px;
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margin-bottom: 0rpx;
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position: relative;
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font-size: 28rpx;
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box-sizing: border-box;
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color: #555555;
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}
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.left_item_s {
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background-color: #ffffff;
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color: #15716E;
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font-weight: bold;
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position: relative;
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box-sizing: border-box;
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}
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}
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.right_view {
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background-color: #ffffff;
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padding: 0rpx 12px;
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box-sizing: border-box;
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.right_item {
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.right_item_title {
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display: block;
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box-sizing: border-box;
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line-height: 49px;
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font-size: 28rpx;
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font-weight: bold;
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color: #555555;
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// color: #15716E;
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}
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.right_item_view {
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display: grid;
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grid-template-columns: repeat(3, 1fr);
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grid-template-rows: auto;
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grid-gap: 8px 15px;
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box-sizing: border-box;
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.item {
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display: flex;
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flex-flow: column nowrap;
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align-items: center;
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box-sizing: border-box;
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text {
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color: #333;
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line-height: 40px;
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}
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}
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}
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}
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}
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.tabs{
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width: 750rpx;
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height: 90rpx;
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display: flex;
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justify-content: space-between;
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border-bottom: 1rpx solid #e5e5e5;
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background-color: #FFFFFF;
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.lf-tab{
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// width: 50%;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 28rpx;
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color: #777777;
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position: relative;
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&.tab-active{
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color: #15716E;
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}
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&.tab-active::after{
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content: '';
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position: absolute;
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bottom: 0;
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left: 50%;
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width: 80rpx;
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height: 10rpx;
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background-color: #15716E;
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border-radius: 10rpx 10rpx 0 0;
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margin-left: -40rpx;
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}
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}
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}
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.lf-filter-box{
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height: 105rpx;
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width: 750rpx;
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background-color: #F4F8F8;
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display: flex;
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justify-content: center;
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align-items: center;
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position: relative;
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.lf-filter{
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width: 300rpx;
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height: 65rpx;
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border-radius: 33rpx;
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border: 1rpx solid #15716E;
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color: #15716E;
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font-size: 24rpx;
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display: flex;
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align-items: center;
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justify-content: space-between;
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position: relative;
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overflow: hidden;
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&.lf-filter-after::after{
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content: '';
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position: absolute;
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top: 12rpx;
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left: calc(50% - 1rpx);
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width: 2rpx;
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height: 40rpx;
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background-color: #15716E;
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}
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&>view{
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height: 100%;
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width: 50%;
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display: flex;
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justify-content: space-around;
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align-items: center;
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}
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.filter-active{
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background-color: #15716E;
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color: #FFFFFF;
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}
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}
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.filter-modal-mask{
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position: absolute;
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top: 105rpx;
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left: 0;
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width: 100%;
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background-color: rgba(0,0,0,0.5);
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z-index: 99;
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.filter-modal{
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width: 750rpx;
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height: max-content;
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padding: 60rpx 32rpx;
|
|
box-sizing: border-box;
|
|
background-color: #FFFFFF;
|
|
display: flex;
|
|
flex-wrap: wrap;
|
|
position: relative;
|
|
z-index: 102;
|
|
.filter-item{
|
|
width: 215rpx;
|
|
height: 65rpx;
|
|
border-radius: 10rpx;
|
|
border: 1rpx solid #555555;
|
|
display: flex;
|
|
justify-content: center;
|
|
align-items: center;
|
|
font-size: 28rpx;
|
|
color: #555555;
|
|
margin-right: 21rpx;
|
|
&:nth-child(3n){
|
|
margin-right: 0rpx;
|
|
}
|
|
&:nth-child(n+4){
|
|
margin-top: 21rpx;
|
|
}
|
|
}
|
|
.filter-item-active{
|
|
background-color: #15716E;
|
|
color: #FFFFFF;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
.brand-scroll{
|
|
padding: 0rpx 32rpx;
|
|
box-sizing: border-box;
|
|
width: 750rpx;
|
|
.brand-item{
|
|
margin-bottom: 60rpx;
|
|
&:nth-child(1n){
|
|
margin-top: 30rpx;
|
|
}
|
|
}
|
|
.img{
|
|
width: 150rpx;
|
|
height: 150rpx;
|
|
border-radius: 5rpx;
|
|
margin-right: 20rpx;
|
|
}
|
|
.info{
|
|
width: 514rpx;
|
|
height: 150rpx;
|
|
display: flex;
|
|
flex-direction: column;
|
|
justify-content: space-between;
|
|
}
|
|
}
|
|
.brand{
|
|
position: relative;
|
|
}
|
|
.fixed-point{
|
|
position: fixed;
|
|
right: 0;
|
|
top: 0;
|
|
// top: 18vh;
|
|
// height: 70vh;
|
|
height: 100vh;
|
|
width: 57rpx;
|
|
z-index: 2;
|
|
display: flex;
|
|
align-items: center;
|
|
.fixed-content{
|
|
width: 100%;
|
|
height: max-content;
|
|
padding: 14rpx 0rpx;
|
|
background-color: rgba(0,0,0,0.3);
|
|
border-radius: 30rpx 0rpx 0rpx 30rpx;
|
|
.point-item{
|
|
font-size: 24rpx;
|
|
color: #FFFFFF;
|
|
text-align: center;
|
|
}
|
|
}
|
|
}
</style>
|