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- <template>
- <view>
- <view class="scroll-view-container">
-
- <scroll-view class="left-scroll-view" scroll-y :style="{height: wh + 'px'}">
- <block v-for="(item, i) in cateList" :key="i">
- <view :class="['left-scroll-view-item', i === active ? 'active' : '']" @click="activeChanged(i)">
- {{item.cat_name}}</view>
- </block>
- </scroll-view>
-
- <scroll-view class="right-scroll-view" scroll-y :style="{height: wh + 'px'}" :scroll-top="scrollTop">
- <view class="cate-lv2" v-for="(item2, i2) in cateLevel2" :key="i2">
- <view class="cate-lv2-title">/ {{item2.cat_name}} /</view>
-
- <view class="cate-lv3-list">
-
- <view class="cate-lv3-item" v-for="(item3, i3) in item2.children"
- :key="i3" @click="gotoGoodsList(item3)">
-
- <image :src="item3.cat_icon"></image>
-
- <text>{{item3.cat_name}}</text>
- </view>
- </view>
- </view>
- </scroll-view>
- </view>
- </view>
- </template>
- <script>
- export default {
- data() {
- return {
-
- wh: 0,
-
- cateList: [],
-
- active: 0,
-
- cateLevel2: [],
-
- scrollTop: 0
- };
- },
- onLoad() {
-
- const sysInfo = uni.getSystemInfoSync()
-
- this.wh = sysInfo.windowHeight,
-
- this.getCateList()
- },
- methods: {
- async getCateList() {
-
- const { data: res } = await uni.$http.get('/api/public/v1/categories')
-
- if (res.meta.status !== 200) return uni.$showMsg()
-
- this.cateList = res.message
-
- this.cateLevel2 = res.message[0].children
- },
-
- activeChanged(i) {
- this.active = i
-
- this.cateLevel2 = this.cateList[i].children
-
- this.scrollTop = this.scrollTop === 0 ? 1 : 0
- },
-
- gotoGoodsList(item3) {
- uni.navigateTo({
- url: '/subpkg/goods_list/goods_list?cid=' + item3.cat_id
- })
- }
- }
- }
- </script>
- <style lang="scss">
- .scroll-view-container {
- display: flex;
-
- .left-scroll-view {
- width: 120px;
-
- .left-scroll-view-item {
- line-height: 60px;
- background-color: #f7f7f7;
- text-align: center;
- font-size: 12px;
-
- // 激活项的样式
- &.active {
- background-color: #ffffff;
- position: relative;
-
- // 渲染激活项左侧的红色指示边线
- &::before {
- content: ' ';
- display: block;
- width: 3px;
- height: 30px;
- background-color: #c00000;
- position: absolute;
- left: 0;
- top: 50%;
- transform: translateY(-50%);
- }
- }
- }
- }
- }
- .cate-lv2-title {
- font-size: 12px;
- font-weight: bold;
- text-align: center;
- padding: 15px 0;
- }
- .cate-lv3-list {
- display: flex;
- flex-wrap: wrap;
-
- .cate-lv3-item {
- width: 33.33%;
- margin-bottom: 10px;
- display: flex;
- flex-direction: column;
- align-items: center;
-
- image {
- width: 60px;
- height: 60px;
- }
-
- text {
- font-size: 12px;
- }
- }
- }
- </style>
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