302 lines
7.8 KiB
Vue
302 lines
7.8 KiB
Vue
<template>
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<view class="uni-tab-bar">
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<scroll-view id="tab_tab-bar" class="uni-swiper-tab" scroll-x :scroll-left="scrollLeft" style="background: #f8f8f8;border: 0;">
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<view v-for="(tab,index) in tabBars" :key="tab.id" class="swiper-tab-list" :class="tabIndex==index ? 'active' : ''"
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:id="'tab_' + tab.id" :data-current="index" @click="tapTab">
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<view class="pt20">{{tab.category_name}}</view>
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<view class="bg-main"></view>
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</view>
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</scroll-view>
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<swiper :current="tabIndex" class="swiper-box" :duration="300" @change="changeTab">
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<swiper-item v-for="(tab, index1) in newsitems" :key="index1">
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<scroll-view class="list" scroll-y @scrolltolower="loadMore(index1)" v-if="0!=tabIndex">
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<view :class="{'m-product-list':1, 'm-listv':1}" >
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<block v-for="(newsitem, index2) in tab.items" :key="index2">
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<product-list :options="newsitem" @close="close(index1,index2)" @click="goDetail(newsitem)"></product-list>
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</block>
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<view class="uni-tab-bar-loading">
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{{tab.loadingText || __('加载中....')}}
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</view>
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</view>
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</scroll-view>
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<diy :BgConfig="BgConfig" :PageContent="PageContent" :pageId="pageId" :PageNav="PageNav" :loadPageFlag="loadPageFlag" v-else></diy>
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</swiper-item>
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</swiper>
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</view>
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</template>
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<script>
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import diy from '../../components/themes/diy.vue'
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import {
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mapState,
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mapMutations
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} from 'vuex'
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export default {
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components: {
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diy
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},
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data() {
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return {
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options:{},
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pageId: '',
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loadPageFlag: false,
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PageContent: [],
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BgConfig: {BackgroundObj:{type:1, bgColor:'#ffffff' ,"pathColor":"#f8f8f8","path":""}},
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PageNav:{window:{"navigationBarBackgroundColor":"#ffffff","navigationBarTextStyle":"black","navigationBarTitleText":"","backgroundColor":"#f8f8f8","backgroundTextStyle":"dark"}},
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shareImg: "",
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shareTitle: "",
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refresh: true,
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scrollLeft: 0,
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isClickChange: false,
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tabIndex: 0,
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newsitems: [],
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tabBars: []
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}
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},
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computed: mapState(['Config', 'StateCode', 'notice', 'plantformInfo', 'shopInfo', 'userInfo', 'hasLogin']),
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onLoad(options) {
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uni.setNavigationBarTitle({
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title:this.__('')
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});
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var that = this;
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if (options.scene) {
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var scene = decodeURIComponent(options.scene);
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var opts = {};
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opts = that.$.parse_str(scene);
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options = Object.assign(options, opts);
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}
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that.setData({
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options: options
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})
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that.$.request({
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url: that.Config.URL.product.category,
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loading: false,
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/* ajaxCache: {
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timeout: that.Config.CACHE_EXPIRE
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}, */
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success(data) {
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let tmp = data.items;
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tmp.unshift({'id':0, category_name:'首页'});
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that.setData({
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tabBars: tmp
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})
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let ary = [];
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for (let i = 0, length = that.tabBars.length; i < length; i++) {
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ary.push({items:[]});
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}
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that.newsitems = ary;
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that.loadBrandsAndProduncts(that.tabIndex, 0, 1)
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}
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});
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that.initData(false);
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},
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methods: {
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...mapMutations(['login', 'logout', 'getPlantformInfo', 'forceUserInfo', 'getUserInfo', 'showCartNum']),
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//初始化数据，获取店铺分类
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initData: function(force_refresh) {
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var that = this;
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that.getDivModel(force_refresh)
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},
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//读取diy内容
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getDivModel: function(force_refresh) {
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var that = this,
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params = {page_type:'page_index'};
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that.$.request({
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url: that.Config.URL.index_app,
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data: params,
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ajaxCache: {
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timeout: that.Config.CACHE_EXPIRE,
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forceRefresh: force_refresh
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},
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success: function(data, status, msg, code) {
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uni.stopPullDownRefresh()
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that.setData({
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loadPageFlag: true
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});
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that.setData({
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pageId: data.page_id,
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PageContent: that.$.parseJSON(data.page_code),
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BgConfig: that.$.parseJSON(data.page_config),
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PageNav: that.$.parseJSON(data.page_nav),
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shareImg: data.page_share_image,
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shareTitle: data.page_share_title
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});
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}
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});
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},
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goDetail(e) {
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uni.navigateTo({
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url: '/pages/template/tabbar/detail/detail?title=' + e.title
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});
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},
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close(index1, index2) {
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let that = this;
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that.$.showModal({
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content: '是否删除本条信息？',
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success: (res) => {
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if (res.confirm) {
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this.newsitems[index1].items.splice(index2, 1);
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}
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}
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})
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},
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loadMore(e) {
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setTimeout(() => {
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this.addData(e);
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}, 1200);
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},
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addData(e) {
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if (this.newsitems[e].total <= this.newsitems[e].page) {
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this.newsitems[e].loadingText = '没有更多了';
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return;
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}
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let category_id = this.tabBars[this.tabIndex].category_id;
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this.loadBrandsAndProduncts(this.tabIndex, category_id, this.newsitems[e].page+1);
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},
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loadBrandsAndProduncts(index, category_id, page, force_refresh) {
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var that = this;
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let params = {};
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params.category_id = category_id;
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params.page = page;
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that.$.request({
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url: that.Config.URL.product.lists,
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loading: false,
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/* ajaxCache: {
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timeout: that.Config.CACHE_EXPIRE
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}, */
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data: params,
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success(data) {
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if (data.page > 1)
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{
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let tmp = that.newsitems[that.tabIndex];
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tmp.items = tmp.items.concat(data.items)
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tmp.page = data.page;
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if (data.page >= data.total)
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{
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tmp.loadingText = that.__('没有更多了');
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}
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else
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{
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tmp.loadingText = that.__('加载中....');
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}
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//console.info(tmp);
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that.$set(that.newsitems, that.tabIndex, tmp);
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}
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else
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{
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if (data.page >= data.total)
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{
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data.loadingText = that.__('没有更多了');
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}
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else
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{
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data.loadingText = that.__('加载中....');
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}
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that.$set(that.newsitems, that.tabIndex, data);
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}
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}
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});
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},
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async changeTab(e) {
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let that = this;
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let index = e.target.current;
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if (this.newsitems[index].items.length === 0) {
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let category_id = this.tabBars[index].category_id;
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this.loadBrandsAndProduncts(index, category_id, 1);
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}
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if (this.tabIndex === index) {
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return;
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}
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if (this.isClickChange) {
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this.tabIndex = index;
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this.isClickChange = false;
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return;
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}
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let tabBar = await this.getElSize("tab-bar"),
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tabBarScrollLeft = tabBar.scrollLeft;
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let width = 0;
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for (let i = 0; i < index; i++) {
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//alert(this.tabBars[i].id);
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let result = await this.getElSize(this.tabBars[i].id);
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width += result.width;
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}
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let winWidth = uni.getSystemInfoSync().windowWidth,
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nowElement = await this.getElSize(this.tabBars[index].id),
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nowWidth = nowElement.width;
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if (width + nowWidth - tabBarScrollLeft > winWidth) {
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this.scrollLeft = width + nowWidth - winWidth;
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}
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if (width < tabBarScrollLeft) {
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this.scrollLeft = width;
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}
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this.isClickChange = false;
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this.tabIndex = index; //一旦访问data就会出问题
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},
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getElSize(id) { //得到元素的size
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return new Promise((res, rej) => {
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uni.createSelectorQuery().select("#tab_" + id).fields({
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size: true,
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scrollOffset: true
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}, (data) => {
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res(data);
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}).exec();
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})
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},
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async tapTab(e) { //点击tab-bar
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let that = this;
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let tabIndex = e.currentTarget.dataset.current;
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if (this.newsitems[tabIndex].items.length === 0) {}
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if (this.tabIndex === tabIndex) {
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return false;
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} else {
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let tabBar = await this.getElSize("tab-bar"),
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tabBarScrollLeft = tabBar.scrollLeft; //点击的时候记录并设置scrollLeft
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this.scrollLeft = tabBarScrollLeft;
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this.isClickChange = true;
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this.tabIndex = tabIndex;
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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>
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.uni-tab-bar-loading {
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text-align: center;
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font-size: 28rpx;
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color: #999;
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}
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</style>
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