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refactor: change parseResourceAddress logic.

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Rintim 2024-05-12 02:28:49 +08:00
parent 112f81467a
commit 2ca737cead
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1 changed files with 20 additions and 27 deletions
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47
noname/library/init/index.js
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@ -838,18 +838,24 @@ export class LibInit {
}
/**
* @async
* @param {string | URL} link - 需要解析的路径
* @param {((item: string) => string) | null} [defaultHandle] - 在给定路径不符合可用情况（或基于无名杀相关默认情况）时，处理路径的函数，返回的路径应是相对于根目录的相对路径，默认为`null`，当且仅当无法解析成`URL`时会调用该回调
* @param {boolean} [forceLoadAsDataUrl] - 是否将资源加载为[Data URL](https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Basics_of_HTTP/Data_URLs)，默认为`false`
* @param {((item: URL) => unknown) | null} [loadAsDataUrlCallback] - 若存在值，则将资源加载为[Data URL](https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Basics_of_HTTP/Data_URLs)，然后传入进回调函数
* @param {boolean} [dbNow] - 此刻是否在解析数据库中的内容，请勿直接使用
* @returns {Promise<URL>}
* @returns {URL}
*/
async parseResourceAddress(link, defaultHandle = null, forceLoadAsDataUrl = false, dbNow = false) {
parseResourceAddress(link, defaultHandle = null, loadAsDataUrlCallback = null, dbNow = false) {
// 适当的摆了，中文错误应该没人会反对
if (!link) throw new Error(dbNow ? "传入的数据库链接中不存在内容" : "请传入需要解析的链接");
let linkString = link instanceof URL ? link.href : link;
// 如果传入值为Data URL，经过分析可知无需处理，故直接返回成品URL
if (linkString.startsWith("data:")) return new URL(linkString);
if (linkString.startsWith("data:")) {
let result = new URL(linkString);
if (loadAsDataUrlCallback) loadAsDataUrlCallback(result);
return result;
}
/**
* @type {URL}
@ -862,37 +868,24 @@ export class LibInit {
resultUrl = new URL(linkString);
} else if (dbNow) {
let content = new Blob([linkString], { type: "text/plain" });
resultUrl = new URL(await get.dataUrlAsync(content));
get.dataUrlAsync(content).then(loadAsDataUrlCallback);
// @ts-expect-error 此处的返回值无任何用处
return;
} else {
let resultLink = defaultHandle == null ? linkString : defaultHandle(linkString);
resultUrl = new URL(resultLink, rootURL);
}
if (forceLoadAsDataUrl && !resultUrl.href.startsWith("data:")) {
if (linkString.startsWith("db:")) {
/**
* @type {string}
*/
let storeResult = await game.getDB("image", linkString.slice(3));
if (loadAsDataUrlCallback != null) {
if (resultUrl.protocol == "db:") {
// 我思索了一下，如果这玩意能造成无限递归
// 那么我只能说，你赢了
return this.parseResourceAddress(storeResult, defaultHandle, forceLoadAsDataUrl, true);
}
/**
* @type {Blob}
*/
let blob;
if (linkString.startsWith("file:")) {
let buffer = await game.promises.readFile(get.relativePath(resultUrl));
blob = new Blob([buffer]);
game.getDB("image", linkString.slice(3)).then(storeResult => this.parseResourceAddress(storeResult, defaultHandle, loadAsDataUrlCallback, true));
} else {
let response = await fetch(resultUrl.href);
blob = await response.blob();
get.blobFromUrl(resultUrl)
.then(blob => get.dataUrlAsync(blob))
.then(loadAsDataUrlCallback);
}
resultUrl.href = await get.dataUrlAsync(blob);
}
return resultUrl;