BeiJinSettleAccount/code/WebApp/vanilla/components/icon/index.js

import html from "html";
import { onMounted, ref } from "vue";
import { useAppStore } from "../../store/index.js";

export default {
  template: html`<template v-if="name.indexOf('ep-')===0">
      <component :is="name" />
    </template>
    <template v-else>
      <g v-html="svg" />
    </template> `,
  props: {
    name: {
      default: "file",
    },
  },
  setup(props) {
    const svg = ref(null);
    onMounted(async () => {
      if (!props.name.startsWith("ep-")) {
        try {
          const url = `./assets/icons/${props.name}.svg`;
          navigator.locks.request(url, async () => {
            const appStore = useAppStore();
            if (appStore.cache.has(url)) {
              svg.value = appStore.cache.get(url);
            } else {
              const response = await fetch(url);
              if (response.ok && response.status === 200) {
                svg.value = await response.text();
                appStore.cache.set(url, svg.value);
              }
            }
          });
        } catch (error) {
          console.log(error);
          if (!svg.value) {
            svg.value = `<svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" d="M512 64a32 32 0 0 1 32 32v192a32 32 0 0 1-64 0V96a32 32 0 0 1 32-32zm0 640a32 32 0 0 1 32 32v192a32 32 0 1 1-64 0V736a32 32 0 0 1 32-32zm448-192a32 32 0 0 1-32 32H736a32 32 0 1 1 0-64h192a32 32 0 0 1 32 32zm-640 0a32 32 0 0 1-32 32H96a32 32 0 0 1 0-64h192a32 32 0 0 1 32 32zM195.2 195.2a32 32 0 0 1 45.248 0L376.32 331.008a32 32 0 0 1-45.248 45.248L195.2 240.448a32 32 0 0 1 0-45.248zm452.544 452.544a32 32 0 0 1 45.248 0L828.8 783.552a32 32 0 0 1-45.248 45.248L647.744 692.992a32 32 0 0 1 0-45.248zM828.8 195.264a32 32 0 0 1 0 45.184L692.992 376.32a32 32 0 0 1-45.248-45.248l135.808-135.808a32 32 0 0 1 45.248 0zm-452.544 452.48a32 32 0 0 1 0 45.248L240.448 828.8a32 32 0 0 1-45.248-45.248l135.808-135.808a32 32 0 0 1 45.248 0z"></path></svg>`;
          }
        }
      }
    });
    return {
      svg,
    };
  },
};