43 lines
1.1 KiB
TypeScript
43 lines
1.1 KiB
TypeScript
import { base64Decode } from "../../plugos/asset_bundle/base64.ts";
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export type SandboxFetchRequest = {
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method?: string;
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headers?: Record<string, string>;
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};
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export type SandboxFetchResponse = {
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ok: boolean;
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status: number;
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headers: Record<string, string>;
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// We base64 encode the body because the body can be binary data that we have to push through the worker boundary
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base64Body: string;
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};
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export function sandboxFetch(
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url: string,
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options?: SandboxFetchRequest,
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): Promise<SandboxFetchResponse> {
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// @ts-ignore: monkey patching fetch
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return syscall("sandboxFetch.fetch", url, options);
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}
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export function monkeyPatchFetch() {
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// @ts-ignore: monkey patching fetch
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globalThis.fetch = async function (
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url: string,
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init?: RequestInit,
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): Promise<Response> {
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const r = await sandboxFetch(
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url,
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init && {
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method: init.method,
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headers: init.headers as Record<string, string>,
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},
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);
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return new Response(base64Decode(r.base64Body), {
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status: r.status,
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headers: r.headers,
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});
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};
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}
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