33 lines
1.5 KiB
TypeScript
33 lines
1.5 KiB
TypeScript
 
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const port = Number(process.env.WEB_PORT || 3000);
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const apiOrigin = process.env.API_ORIGIN || "http://localhost:3001";
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function staticResponse(path: string) {
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const file = Bun.file(`dist${path}`);
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return file.exists().then(exists => exists
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? new Response(file, { headers: { "Cache-Control": path === "/sw.js" || path === "/index.html" ? "no-cache" : "public, max-age=3600" } })
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: null);
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}
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Bun.serve({
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port,
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hostname: process.env.WEB_HOST || "127.0.0.1",
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async fetch(request) {
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const url = new URL(request.url);
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if (url.pathname.startsWith("/api/") || url.pathname.startsWith("/auth/")) {
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const upstream = new URL(url.pathname + url.search, apiOrigin);
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const headers = new Headers(request.headers);
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headers.delete("host");
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headers.set("X-Forwarded-Host", url.host);
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headers.set("X-Forwarded-Proto", url.protocol.slice(0, -1));
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return fetch(upstream, { method: request.method, headers, body: request.body, redirect: "manual" });
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}
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const path = decodeURIComponent(url.pathname);
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if (path.includes("..") || path.includes("\\")) return new Response("Not found", { status: 404 });
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const requested = path === "/" ? "/index.html" : path;
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const response = await staticResponse(requested);
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if (response) return response;
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if (!requested.includes(".")) return (await staticResponse("/index.html"))!;
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return new Response("Not found", { status: 404 });
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},
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});
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console.log(`Timelog web listening on ${port}`);
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