<template>
    <div :class="{'box_tab':props.tabType == 'box','line_tab':props.tabType == 'line'}">
        <span 
            v-for="item in props.tabList" 
            :key="item.key"  
            :class="{ 
                      'selected': activedId == item.key, 
                      'un_selected': activedId !== item.key,
                      'prefix':item.prefix,

                    }"
             @click="HandleTabChange(item.key)"
        >
            <img v-if="item.prefix" :src="activedId==item.key ? item.prefixLight : item.prefix" alt="" class="prefix" />
            {{ item.label }}
            <span  v-if="item.suffix || item.suffix === 0" class="suffix">{{item.suffix}}</span>
        </span>
      </div>
</template>

<script setup lang="ts">
import { ref, watch} from 'vue';

interface TabItem {
    label:String,
    key:String,
    prefix?:String,
    prefixLight?:String,
    suffix?:String,
}

type TabType = 'box'|'line'
const props = defineProps({
    tabList:{
        required:true,
        type:Array<TabItem>
    },
    tabType:{
        required:true,
        type:String
    },
    defaultTabKey:{
        required:true,
        type:String
    }
})
const emit = defineEmits(['tabChange'])
const activedId = ref(props.defaultTabKey)

watch([()=>props.defaultTabKey,()=>props.tabList],([newVal,newValList])=>{
    activedId.value = newVal
},{immediate:true,deep:true})

const HandleTabChange = async (params) =>{
    activedId.value = params
    emit('tabChange',activedId.value)
}
</script>


<style lang="scss" scoped>
 
.box_tab  {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    font-size: 14px;

    > span{
      height: 36px;
      display: flex;
      gap:4px;
      justify-content: center;
      align-items: center;

      line-height: 1.5 !important;
      padding:7px 12px;
      &:hover{
        cursor: pointer;
      }

      .prefix{
        width: 16px;
        height: 16px;
      }
    }

    .un_selected{
      border: 1px solid  #dcdfe6;
      color: #666;
    }
    
    .selected{
      background:  #2E64FA;
      color: #fff;
      + span{
        border-left: transparent;
      }

      &.prefix{
        background-color: rgba(46, 100, 250,0.1);
        color:rgba(46, 100, 250);
        border:solid #2E64FA 1px;
      }
    }

    > span:nth-child(1){
      border-radius: 4px 0 0 4px;
    }
    > span:last-child{
      border-radius:0 4px 4px 0;
    }
    >span:nth-child(n):not(:last-child):not(.selected){
        border-right: transparent;
    }
}


.line_tab{
    display: flex;
    gap:24px;
    padding-bottom: 10px;
    color:#666666;
    font-size:14px;

    >span{
        &:hover{
            cursor: pointer;
        }
    }

    .selected{
        position: relative;
        color: #2E64FA;
        font-weight: bold;
        &::after{
            position: absolute;
            left: 0;
            bottom: -10px;
            content:'';
            width: 100%;
            height: 2px;
            background-color: #2E64FA;
        }
    }
}

</style>