uniapp中如何实现侧边tab切换点击变颜色右边内容跟着联动

template的内容块代码

<template>
	<view class="wrap">
		<view class="trademark">社区图片</view>
		<view class="box">
			<scroll-view class="scrool-more" style="height: 100%" scroll-y="true" scroll-with-animation="true">
				<view class="box_left">
					<scroll-view scroll-y="true">
						<view class="box_left_item" v-for="(item,index) in title" :key="index" @click="tab(index)"
							:class="{'active':actives==index}">
							{
  {item}}
						</view>
					</scroll-view>
				</view>
				<view class="box_right">
					<view class="tu" v-for="(item,index) in imgUrl" :key="index" :class="actives == index?'tu1':'tu2'">
						<view class="actiid">
							<text>{
  {item.title}}</text>
						</view>
						<view v-for="(imgItem,indexs) in item.imgs" :key="indexs" class="top_img">
							<image :src="imgItem" mode="aspectFit" @tap="SKUpreviewImage(imgItem,indexs)"></image>
						</view>
				
					
					</view>
				</view>
			</scroll-view>

		</view>
	</view>

</template>

js

<script>
	export default {
		data() {
			return {
				title: [
					"摄影设计", "明星美女", "空间设计",
					"户型装饰", "广告摄影", "摄影学习",
					"摄影器材", "明星写真", "清纯甜美",
					"古典美女", "动物写真", "精美壁纸",
					"古风中国"