<script setup lang="ts">
import { ref } from 'vue'
interface TabType {
  title: string //標(biāo)簽頁(yè)顯示名稱
  componentName: string //動(dòng)態(tài)組件名
  data: any //動(dòng)態(tài)組件傳參
}
interface TabListType extends TabType {
  name: string //標(biāo)簽頁(yè)唯一標(biāo)識(shí)，添加標(biāo)簽頁(yè)時(shí)根據(jù) componentName 自動(dòng)生成
}
const tabList = ref<TabListType[]>([]) //存放標(biāo)簽頁(yè)數(shù)組
const tabValue = ref('home') //存放當(dāng)前激活標(biāo)簽頁(yè)，默認(rèn)激活首頁(yè)
</script>

<template>
  <el-tabs v-model="tabValue" type="card" @tab-remove="removeTab">
    <el-tab-pane label="首頁(yè)" name="home">
      <Home />
    </el-tab-pane>
    <el-tab-pane v-for="item in tabList" :name="item.name" :key="item.name" closable>
      <component :is="item.componentName" v-bind="item.data">
      </component>
    </el-tab-pane>
  </el-tabs>
</template>

const addTab = (tab: TabType) => {
   //保證相同組件路徑標(biāo)簽頁(yè) name 標(biāo)識(shí)唯一
  const name = `${tab.componentName}_${Date.now()}`
  tabList.value.push({
    ...tab,
    name
  })
  tabValue.value = name
}

addTab({
  title: '標(biāo)簽1',
  componentName: 'tag1',
  data: {
    test: '這是測(cè)試數(shù)據(jù)'
  }
})

const removeTab = (targetName: string) => {
  const index = tabList.value.findIndex((item) => item.name === targetName)
  tabList.value.splice(index, 1)
  //當(dāng)前激活標(biāo)簽頁(yè)與觸發(fā)右鍵菜單標(biāo)簽頁(yè)是同一頁(yè)
  if (targetName === tabValue.value) {
    //當(dāng)前激活標(biāo)簽頁(yè)是標(biāo)簽頁(yè)數(shù)組的第一個(gè)，則將激活標(biāo)簽頁(yè)設(shè)置為 home
    //當(dāng)前激活標(biāo)簽頁(yè)不是標(biāo)簽頁(yè)數(shù)組的第一個(gè)，則將激活標(biāo)簽頁(yè)設(shè)置為當(dāng)前激活標(biāo)簽頁(yè)的前一頁(yè)
    tabValue.value = index === 0 ? 'home' : tabList.value[index - 1].name
  }
}

removeTab('tag1')

<template>
  <el-tabs v-model="tabValue" type="card" @tab-remove="removeTab">
    <el-tab-pane label="首頁(yè)" name="home">
      <Home />
    </el-tab-pane>
    <el-tab-pane v-for="item in tabList" :name="item.name" :key="item.name" closable>
      <!-- 右鍵菜單開(kāi)始：自定義標(biāo)簽頁(yè)顯示名稱，保證每個(gè)標(biāo)簽頁(yè)都能實(shí)現(xiàn)右鍵菜單 -->
      <template #label>
        <el-dropdown
          trigger="contextmenu"
          :id="item.name"
          @visible-change="handleChange($event, item.name)"
          ref="dropdownRef"
        >
          <span :class="tabValue === item.name ? 'label' : ''">{{ item.title }}</span>
          <template #dropdown>
            <el-dropdown-menu>
              <el-dropdown-item @click="removeTab(item.name)">
                <el-icon><Close /></el-icon>關(guān)閉當(dāng)前標(biāo)簽頁(yè)
              </el-dropdown-item>
              <el-dropdown-item
                @click="removeTab(item.name, 'left')"
                v-if="show(item.name, 'left')"
              >
                <el-icon><DArrowLeft /></el-icon>關(guān)閉左側(cè)標(biāo)簽頁(yè)
              </el-dropdown-item>
              <el-dropdown-item
                @click="removeTab(item.name, 'right')"
                v-if="show(item.name, 'right')"
              >
                <el-icon><DArrowRight /></el-icon>關(guān)閉右側(cè)標(biāo)簽頁(yè)
              </el-dropdown-item>
              <el-dropdown-item
                @click="removeTab(item.name, 'other')"
                v-if="tabList.length > 1"
              >
                <el-icon><Operation /></el-icon>關(guān)閉其他標(biāo)簽頁(yè)
              </el-dropdown-item>
              <el-dropdown-item @click="removeTab(item.name, 'all')">
                <el-icon><Minus /></el-icon>關(guān)閉全部標(biāo)簽頁(yè)
              </el-dropdown-item>
            </el-dropdown-menu>
          </template>
        </el-dropdown>
      </template>
      <!-- 右鍵菜單結(jié)束 -->
      <component :is="item.componentName" v-bind="item.data">
      </component>
    </el-tab-pane>
  </el-tabs>
</template>

const show = (name: string, type: string) => {
  const index = tabList.value.findIndex((item) => name === item.name)
  return type === 'left' ? index !== 0 : index !== tabList.value.length - 1
}

const removeTab = (targetName: string, type?: string) => {
  const index = tabList.value.findIndex((item) => item.name === targetName) //查找觸發(fā)右鍵菜單所在標(biāo)簽頁(yè)index
  const currentIndex = tabList.value.findIndex((item) => item.name === tabValue.value) //查找當(dāng)前激活標(biāo)簽頁(yè)index，存在當(dāng)前激活標(biāo)簽頁(yè)與觸發(fā)右鍵菜單標(biāo)簽頁(yè)不是同一個(gè)的情況
  switch (type) {
    case 'all': //關(guān)閉全部標(biāo)簽頁(yè)
      tabList.value = [] //清空除【首頁(yè)】外所有標(biāo)簽頁(yè)
      tabValue.value = 'home' //修改標(biāo)簽激活頁(yè)
      break
    case 'other': //關(guān)閉其他標(biāo)簽頁(yè)
      tabList.value = [tabList.value[index]]
      if (targetName !== tabValue.value) {
        tabValue.value = targetName
      }
      break
    case 'left': //關(guān)閉左側(cè)標(biāo)簽頁(yè)
      tabList.value.splice(0, index)
      if (currentIndex < index) {
        tabValue.value = targetName
      }
      break
    case 'right': //關(guān)閉右側(cè)標(biāo)簽頁(yè)
      tabList.value.splice(index + 1)
      if (currentIndex > index) {
        tabValue.value = targetName
      }
      break
    default: //默認(rèn)關(guān)閉當(dāng)前標(biāo)簽頁(yè)
      tabList.value.splice(index, 1)
      //當(dāng)前激活標(biāo)簽頁(yè)與觸發(fā)右鍵菜單標(biāo)簽頁(yè)是同一頁(yè)
      if (targetName === tabValue.value) {
        //當(dāng)前激活標(biāo)簽頁(yè)是標(biāo)簽頁(yè)數(shù)組的第一個(gè)，則將激活標(biāo)簽頁(yè)設(shè)置為 home
        //當(dāng)前激活標(biāo)簽頁(yè)不是標(biāo)簽頁(yè)數(shù)組的第一個(gè)，則將激活標(biāo)簽頁(yè)設(shè)置為當(dāng)前激活標(biāo)簽頁(yè)的前一頁(yè)
        tabValue.value = index === 0 ? 'home' : tabList.value[index - 1].name
      }
      break
  }
}

const dropdownRef = ref()
const handleChange = (visible: boolean, name: string) => {
  if (!visible) return
  dropdownRef.value.forEach((item: { id: string; handleClose: () => void }) => {
    if (item.id === name) return
    item.handleClose()
  })
}

<style lang="scss" scoped>
.label {
  color: var(--el-color-primary); //激活標(biāo)簽頁(yè)高亮
}
:deep(.el-tabs__item) {
  &:hover {
    span {
      color: var(--el-color-primary); //鼠標(biāo)移到標(biāo)簽頁(yè)高亮
    }
  }
  .el-dropdown {
    line-height: inherit; // 統(tǒng)一標(biāo)簽頁(yè)顯示名稱行高
  }
}
</style>