<script setup lang="ts">
import { computed, useAttrs } from 'vue';
import { Icon } from '@iconify/vue';
/*修改過的，加入了引入IconFont組件，阿里圖標  */
defineOptions({ name: 'SvgIcon', inheritAttrs: false });

interface Props {
  /** Iconify icon name */
  icon?: string;
  /** Local svg icon name */
  localIcon?: string;
}

const props = defineProps<Props>();

const attrs = useAttrs();

const bindAttrs = computed<{ class: string; style: string }>(() => ({
  class: (attrs.class as string) || '',
  style: (attrs.style as string) || ''
}));

const symbolId = computed(() => {
  const { VITE_ICON_LOCAL_PREFIX: prefix } = import.meta.env;

  const defaultLocalIcon = 'no-icon';

  const icon = props.localIcon || defaultLocalIcon;

  return `#${prefix}-${icon}`;
});

/** If localIcon is passed, render localIcon first */
const renderLocalIcon = computed(() => props.localIcon || !props.icon);
/*處理阿里圖標，圖標開頭為al- */
const iconName = computed(() => {
  return props.icon?.startsWith('al-') ? props.icon : ``;
});
const icon = computed(() => {
  return props.icon?.startsWith('al-') ? '' : props.icon;
});
</script>

<template>
  <template v-if="renderLocalIcon">
    <svg aria-hidden="true" width="1em" height="1em" v-bind="bindAttrs">
      <use :xlink:href="symbolId" fill="currentColor" />
    </svg>
  </template>
  <template v-else>
    <Icon v-if="icon" :icon="icon" v-bind="bindAttrs" />
    <icon-font v-if="iconName" :iconName="iconName" v-bind="bindAttrs"></icon-font>
  </template>
</template>

<style scoped lang="scss"></style>