<template>
  <tiny-popover :visible-arrow="false" width="248" trigger="click" :open-delay="OPEN_DELAY.Default">
    <template #reference>
      <span class="toolbar-ellipsis">
        <svg-icon name="more"></svg-icon>
      </span>
    </template>
    <div class="collapse-content">
      <div class="empty-bar" v-for="(item, idx) in renderCollapseBar" :key="idx">
        <div class="toolbar-list-button" v-if="typeof item === 'string'">
          <component
            :is="getMergeMeta(item)?.entry"
            :options="getMergeMeta(item).options"
            position="collapse"
          ></component>
        </div>
        <div v-if="Array.isArray(item)">
          <div class="toolbar-list-button" v-for="comp in item" :key="comp">
            <component
              :is="getMergeMeta(comp)?.entry"
              :options="getMergeMeta(comp)?.options"
              position="collapse"
            ></component>
          </div>
          <div class="empty-line"></div>
        </div>
      </div>
    </div>
  </tiny-popover>
</template>

<script lang="ts">
/* metaService: engine.layout.ToolbarCollapse */
import { Popover } from '@opentiny/vue'
import { IconPopup } from '@opentiny/vue-icon'
import { getMergeMeta } from '@opentiny/tiny-engine-meta-register'
import { constants } from '@opentiny/tiny-engine-utils'
import { computed } from 'vue'
import type { Component } from 'vue'

const { OPEN_DELAY } = constants

export default {
  components: {
    TinyPopover: Popover as Component,
    IconPopup: IconPopup()
  },
  props: {
    collapseBar: {
      type: Array,
      default: () => []
    }
  },
  setup(props) {
    const renderCollapseBar = computed(() => {
      const result = props.collapseBar.map((item) => {
        if (typeof item === 'string') {
          return item
        }

        if (Array.isArray(item)) {
          const subItem = item.filter((itemComp) => getMergeMeta(itemComp)?.entry)

          return subItem.length > 0 ? subItem : null
        }

        return item
      })

      return result.filter((item) => Boolean(item))
    })

    return {
      getMergeMeta,
      OPEN_DELAY,
      renderCollapseBar
    }
  }
}
</script>

<style lang="less">
.toolbar-ellipsis {
  display: inline-block;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  line-height: 24px;
  margin-left: 4px;

  &:hover {
    background: var(--te-layout-common-active-bg);
  }
}

.collapse-content {
  .empty-bar {
    font-size: 12px;

    .toolbar-list-button {
      line-height: 24px;
      margin: 0 -16px;
      padding: 0 16px;

      &:hover {
        background-color: var(--te-layout-common-bg-color-hover);
        cursor: pointer;
      }
    }

    .empty-line {
      margin: 4px 0px;
      border-top: 1px solid var(--te-layout-common-border-color);
    }

    .icon-hides {
      margin-right: 8px;
      color: var(--te-layout-common-icon-color-primary);
    }
  }
}

.collapse-content .empty-bar:last-child {
  .empty-line {
    display: none;
  }
}
</style>