38 lines
901 B
TypeScript
38 lines
901 B
TypeScript
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import { base64Encode } from "../plugos/asset_bundle/base64.ts";
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export type ProxyFetchRequest = {
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method?: string;
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headers?: Record<string, string>;
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body?: string;
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};
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export type ProxyFetchResponse = {
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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 async function performLocalFetch(
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url: string,
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req: ProxyFetchRequest,
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): Promise<ProxyFetchResponse> {
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const result = await fetch(
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url,
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req && {
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method: req.method,
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headers: req.headers,
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body: req.body,
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},
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);
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return {
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ok: result.ok,
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status: result.status,
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headers: Object.fromEntries(result.headers.entries()),
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base64Body: base64Encode(
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new Uint8Array(await (await result.blob()).arrayBuffer()),
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),
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};
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}
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