57 lines
1.9 KiB
TypeScript
57 lines
1.9 KiB
TypeScript
|
import type { Recordable } from '@vben/types';
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 一个缓存对象，在不刷新页面时，无需重复请求远程接口
|
|||
|
|
*/
|
|||
|
|
export const ICONS_MAP: Recordable<string[]> = {};
|
|||
|
|
|
|||
|
|
interface IconifyResponse {
|
|||
|
|
prefix: string;
|
|||
|
|
total: number;
|
|||
|
|
title: string;
|
|||
|
|
uncategorized?: string[];
|
|||
|
|
categories?: Recordable<string[]>;
|
|||
|
|
aliases?: Recordable<string>;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
const PENDING_REQUESTS: Recordable<Promise<string[]>> = {};
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* 通过Iconify接口获取图标集数据。
|
|||
|
|
* 同一时间多个图标选择器同时请求同一个图标集时，实际上只会发起一次请求（所有请求共享同一份结果）。
|
|||
|
|
* 请求结果会被缓存，刷新页面前同一个图标集不会再次请求
|
|||
|
|
* @param prefix 图标集名称
|
|||
|
|
* @returns 图标集中包含的所有图标名称
|
|||
|
|
*/
|
|||
|
|
export async function fetchIconsData(prefix: string): Promise<string[]> {
|
|||
|
|
if (Reflect.has(ICONS_MAP, prefix) && ICONS_MAP[prefix]) {
|
|||
|
|
return ICONS_MAP[prefix];
|
|||
|
|
}
|
|||
|
|
if (Reflect.has(PENDING_REQUESTS, prefix) && PENDING_REQUESTS[prefix]) {
|
|||
|
|
return PENDING_REQUESTS[prefix];
|
|||
|
|
}
|
|||
|
|
PENDING_REQUESTS[prefix] = (async () => {
|
|||
|
|
try {
|
|||
|
|
const controller = new AbortController();
|
|||
|
|
const timeoutId = setTimeout(() => controller.abort(), 1000 * 10);
|
|||
|
|
const response: IconifyResponse = await fetch(
|
|||
|
|
`https://api.iconify.design/collection?prefix=${prefix}`,
|
|||
|
|
{ signal: controller.signal },
|
|||
|
|
).then((res) => res.json());
|
|||
|
|
clearTimeout(timeoutId);
|
|||
|
|
const list = response.uncategorized || [];
|
|||
|
|
if (response.categories) {
|
|||
|
|
for (const category in response.categories) {
|
|||
|
|
list.push(...(response.categories[category] || []));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
ICONS_MAP[prefix] = list.map((v) => `${prefix}:${v}`);
|
|||
|
|
} catch (error) {
|
|||
|
|
console.error(`Failed to fetch icons for prefix ${prefix}:`, error);
|
|||
|
|
return [] as string[];
|
|||
|
|
}
|
|||
|
|
return ICONS_MAP[prefix];
|
|||
|
|
})();
|
|||
|
|
return PENDING_REQUESTS[prefix];
|
|||
|
|
}
|