<template>
  <div :class="['breadcrumb-box', !globalStore.breadcrumbIcon && 'no-icon']">
    <el-breadcrumb :separator-icon="ArrowRight">
      <transition-group name="breadcrumb">
        <el-breadcrumb-item v-for="(item, index) in breadcrumbList" :key="item.path">
          <div class="el-breadcrumb__inner is-link" @click="onBreadcrumbClick(item, index)">
            <el-icon class="breadcrumb-icon" v-show="item.meta.icon && globalStore.breadcrumbIcon">
              <component :is="item.meta.icon"></component>
            </el-icon>
            <span class="breadcrumb-title">{{ item.meta.title }}</span>
          </div>
        </el-breadcrumb-item>
      </transition-group>
    </el-breadcrumb>
  </div>
</template>

<script setup lang="ts">
import { computed } from "vue";
import { HOME_URL } from "@/config";
import { useRoute, useRouter } from "vue-router";
import { ArrowRight } from "@element-plus/icons-vue";
import { useAuthStore } from "@/store/modules/auth";
import { useGlobalStore } from "@/store/modules/global";

const route = useRoute();
const router = useRouter();
const authStore = useAuthStore();
const globalStore = useGlobalStore();

const breadcrumbList = computed(() => {
  let breadcrumbData = authStore.breadcrumbListGet[route.matched[route.matched.length - 1].path] ?? [];
  // 🙅‍♀️不需要首页面包屑可删除以下判断
  if (breadcrumbData[0]?.path !== HOME_URL) {
    breadcrumbData = [{ path: HOME_URL, meta: { icon: "HomeFilled", title: "首页" } }, ...breadcrumbData];
  }
  return breadcrumbData;
});

// Click Breadcrumb
const onBreadcrumbClick = (item: Menu.MenuOptions, index: number) => {
  if (index !== breadcrumbList.value.length - 1) router.push(item.path);
};
</script>

<style scoped lang="scss">
.breadcrumb-box {
  display: flex;
  align-items: center;
  padding-right: 50px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, #000000 0%, #000000 calc(100% - 50px), transparent);
  .el-breadcrumb {
    white-space: nowrap;
    .el-breadcrumb__item {
      position: relative;
      display: inline-block;
      float: none;
      .el-breadcrumb__inner {
        display: inline-flex;
        .breadcrumb-icon {
          margin-top: 2px;
          margin-right: 6px;
          font-size: 16px;
        }
        .breadcrumb-title {
          margin-top: 3px;
        }
      }
      :deep(.el-breadcrumb__separator) {
        position: relative;
        top: -1px;
      }
    }
  }
}
.no-icon {
  .el-breadcrumb {
    .el-breadcrumb__item {
      top: -2px;
      :deep(.el-breadcrumb__separator) {
        top: 2px;
      }
    }
  }
}
</style>
