在Vue(3).如何写一个九宫格抽奖

<div class="chous">
        <div class="cjbj">
            <div style="padding-top:8%">
                <div class="ch">
                    <div :class="'item' + color[0]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[0]?.name }}</p>
                    </div>
                    <div :class="'item' + color[1]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[1]?.name }}</p>
                    </div>
                    <div :class="'item' + color[2]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[2]?.name }}</p>
                    </div>
                </div>
                <div class="ch">
                    <div :class="'item' + color[7]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[7]?.name }}</p>
                    </div>
                    <img src="../assets/dianjichoujiangd.png" alt="" @click="bb">
                    <div :class="'item' + color[3]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[3]?.name }}</p>
                    </div>
                </div>
                <div class="ch">
                    <div :class="'item' + color[6]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[6]?.name }}</p>
                    </div>
                    <div :class="'item' + color[5]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[5]?.name }}</p>
                    </div>
                    <div :class="'item' + color[4]">
                        <img src="https://gd-hbimg.huaban.com/14cf7ebaa67b2f6b53ad88cf9a7084b4e01ca2fe216745-kveXWr_fw658webp"
                            alt="">
                        <p>{{ list[4]?.name }}</p>
                    </div>
                </div>
            </div>
        </div>
    </div>

<style>
.chous {
    background-image: url(../assets/k_bg.gif);
    width: 94%;
    height: 23.5rem;
    background-size: 100%;
    margin-left: 3%;
}
.ch {
    display: flex;
    margin-left: 6%;
}
.ch div img{
    width: 40px;
    height: 40px;
    margin-top: 10%;
}
.ch div {
    text-align: center;
    margin: 2%;
    width: 5.625rem;
    height: 5.625rem;
    background-color: #ffffff;
    border-radius: 10%;
    box-shadow: 2px 5px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
.ch div p {
    width: 100%;
    height: 18px;
    margin: 1%;
}
.ch img {
    width: 6.25rem;
    height: 6.25rem;
}
.item1 {
    background: #66ccff !important;
}
</style>

import axios from 'axios';
import qs from 'qs';
import { ref } from 'vue'
import { names } from "debug";
// import router from '@/router';
import {
    useRouter,
    useRoute
} from "vue-router";
const router = useRouter();
const route = useRoute();
const titleName = ref('');
const list = ref([])
const press = ref([])
console.log(route.query.id,);
console.log(route.query.eventid);
var clickse = true;
const color = ref([0, 0, 0, 0, 0, 0, 0, 0]);
let i = -1;
var int;  // 定时器
var quan = 7; // 圈数
var co = 0; //记录圈数
var time = 500;  // 时间
const arr = ref([]);   // 空的奖池
let ar;  // 获取的是一个下标
let ars; // 随机数
axios({
    method: "post", //请求方式
    url: "域名", //url
    data: qs.stringify({
        // 参数
    }),
}).then((res) => {
    console.log(res.data); //成功回调
    list.value = res.data.data
    console.log(list.value);
    for (let i = 0; i < list.value.length; i++) {
        let nus = list.value[i].chance;
        for (let k = 0; k < nus; k++) {
            arr.value.push(i);
        }
    }
})
const bb = () => {
    if (clickse) {
        clickse = false;
        ar = Math.round(Math.random() * arr.value.length);  // 获取的是一个下标
        ars = arr.value[ar]; // 随机数
        console.log(ar);
        aa()
    }
}
const aa = () => {
    console.log(i);
    // clickse.value = true
    // var delay = delay || 200;
    var timer;
    // isThtottle = ref(true)
    int = setInterval(() => {
        color.value[i] = 0; // 重置
        i++; // 递增
        // console.log(co);
        // 当循环完一圈到7的位置让i重置
        if (i > 7) {
            i = 0; // 重置
            co += 1;  // 记录圈数
        }
        // 第0圈到第1圈
        if (co <= 1) {
            clearInterval(int);  //  清除定时器
            aa();    // 调用函数
            time -= 20;  // 速度加快，时间越短转的就越快
        }
        // 第2圈到第4圈
        if (co <= 4 && co > 1) {
            clearInterval(int);
            aa();
        }
        // 第6圈到第7圈
        if (co <= 7 && co > 5) {
            clearInterval(int);
            aa();
            time += 30; // 
        }
        // 设置的圈数，至少循环 quan 才停止
        if (co == quan && i == ars) {
            alert('恭喜你' + list.value[i].name)
            clickse = true;
            clearInterval(int);
            i = -1
            co = 0
        }
        color.value[i] = 1; // 改值
    }, time);
};