66 lines
2.0 KiB
JavaScript
66 lines
2.0 KiB
JavaScript
import "#nitro-internal-pollyfills";
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import { useNitroApp, useRuntimeConfig } from "nitropack/runtime";
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import { requestHasBody } from "nitropack/runtime/internal";
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import { getPublicAssetMeta } from "#nitro-internal-virtual/public-assets";
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import {
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getAssetFromKV,
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mapRequestToAsset
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} from "@cloudflare/kv-asset-handler";
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import wsAdapter from "crossws/adapters/cloudflare";
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import { withoutBase } from "ufo";
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addEventListener("fetch", (event) => {
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event.respondWith(handleEvent(event));
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});
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const nitroApp = useNitroApp();
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const ws = import.meta._websocket ? wsAdapter(nitroApp.h3App.websocket) : void 0;
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async function handleEvent(event) {
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if (import.meta._websocket && event.request.headers.get("upgrade") === "websocket") {
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return ws.handleUpgrade(event.request, {}, event);
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}
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try {
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return await getAssetFromKV(event, {
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cacheControl: assetsCacheControl,
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mapRequestToAsset: baseURLModifier
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});
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} catch {
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}
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const url = new URL(event.request.url);
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let body;
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if (requestHasBody(event.request)) {
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body = Buffer.from(await event.request.arrayBuffer());
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}
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return nitroApp.localFetch(url.pathname + url.search, {
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context: {
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waitUntil: (promise) => event.waitUntil(promise),
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_platform: {
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// https://developers.cloudflare.com/workers/runtime-apis/request#incomingrequestcfproperties
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cf: event.request.cf,
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cloudflare: {
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event
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}
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}
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},
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host: url.hostname,
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protocol: url.protocol,
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headers: event.request.headers,
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method: event.request.method,
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redirect: event.request.redirect,
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body
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});
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}
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function assetsCacheControl(_request) {
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const url = new URL(_request.url);
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const meta = getPublicAssetMeta(url.pathname);
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if (meta.maxAge) {
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return {
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browserTTL: meta.maxAge,
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edgeTTL: meta.maxAge
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};
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}
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return {};
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}
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const baseURLModifier = (request) => {
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const url = withoutBase(request.url, useRuntimeConfig().app.baseURL);
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return mapRequestToAsset(new Request(url, request));
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};
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