feat: Enhance Deno server with dynamic routing and environment configuration
This commit is contained in:
Mauricio Siu
65
deno/deno.lock
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65
deno/deno.lock
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{
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"version": "3",
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"packages": {
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"specifiers": {
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"jsr:@std/cli@^1.0.12": "jsr:@std/cli@1.0.13",
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"jsr:@std/dotenv": "jsr:@std/dotenv@0.225.3",
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"jsr:@std/encoding@^1.0.7": "jsr:@std/encoding@1.0.7",
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"jsr:@std/fmt@^1.0.5": "jsr:@std/fmt@1.0.5",
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"jsr:@std/html@^1.0.3": "jsr:@std/html@1.0.3",
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"jsr:@std/http": "jsr:@std/http@1.0.13",
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"jsr:@std/media-types@^1.1.0": "jsr:@std/media-types@1.1.0",
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"jsr:@std/net@^1.0.4": "jsr:@std/net@1.0.4",
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"jsr:@std/path@^1.0.8": "jsr:@std/path@1.0.8",
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"jsr:@std/streams@^1.0.9": "jsr:@std/streams@1.0.9"
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},
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"jsr": {
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"@std/cli@1.0.13": {
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"integrity": "5db2d95ab2dca3bca9fb6ad3c19908c314e93d6391c8b026725e4892d4615a69"
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},
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"@std/dotenv@0.225.3": {
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"integrity": "a95e5b812c27b0854c52acbae215856d9cce9d4bbf774d938c51d212711e8d4a"
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},
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"@std/encoding@1.0.7": {
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"integrity": "f631247c1698fef289f2de9e2a33d571e46133b38d042905e3eac3715030a82d"
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},
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"@std/fmt@1.0.5": {
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"integrity": "0cfab43364bc36650d83c425cd6d99910fc20c4576631149f0f987eddede1a4d"
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},
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"@std/html@1.0.3": {
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"integrity": "7a0ac35e050431fb49d44e61c8b8aac1ebd55937e0dc9ec6409aa4bab39a7988"
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},
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"@std/http@1.0.13": {
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"integrity": "d29618b982f7ae44380111f7e5b43da59b15db64101198bb5f77100d44eb1e1e",
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"dependencies": [
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"jsr:@std/cli@^1.0.12",
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"jsr:@std/encoding@^1.0.7",
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"jsr:@std/fmt@^1.0.5",
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"jsr:@std/html@^1.0.3",
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"jsr:@std/media-types@^1.1.0",
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"jsr:@std/net@^1.0.4",
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"jsr:@std/path@^1.0.8",
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"jsr:@std/streams@^1.0.9"
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]
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},
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"@std/media-types@1.1.0": {
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"integrity": "c9d093f0c05c3512932b330e3cc1fe1d627b301db33a4c2c2185c02471d6eaa4"
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},
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"@std/net@1.0.4": {
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"integrity": "2f403b455ebbccf83d8a027d29c5a9e3a2452fea39bb2da7f2c04af09c8bc852"
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},
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"@std/path@1.0.8": {
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"integrity": "548fa456bb6a04d3c1a1e7477986b6cffbce95102d0bb447c67c4ee70e0364be"
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},
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"@std/streams@1.0.9": {
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"integrity": "a9d26b1988cdd7aa7b1f4b51e1c36c1557f3f252880fa6cc5b9f37078b1a5035"
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}
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}
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},
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"remote": {},
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"workspace": {
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"dependencies": [
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"jsr:@std/assert@1"
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]
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}
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}
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@@ -1,10 +1,24 @@
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export function add(a: number, b: number): number {
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import "jsr:@std/dotenv/load";
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return a + b;
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import { serveFile } from "jsr:@std/http/file-server";
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}
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// Learn more at https://docs.deno.com/runtime/manual/examples/module_metadata#concepts
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const PORT = Deno.env.get("PORT") || 8000;
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if (import.meta.main) {
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console.log("Add 2 + 3 =", add(2, 3));
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}
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Deno.serve({ hostname: "0.0.0.0", port: 8000 }, () => new Response("Hello, world!"));
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const handler = async (req: Request): Promise<Response> => {
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const url = new URL(req.url);
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if (url.pathname === "/") {
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return await serveFile(req, "./public/index.html");
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} else if (url.pathname === "/greet") {
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const greeting = Deno.env.get("GREETING") || "Hello from Deno 2!";
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return new Response(greeting);
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} else {
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return new Response("Not Found", { status: 404 });
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}
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};
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// Error handling
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try {
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Deno.serve({ port: Number(PORT) }, handler);
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} catch (err) {
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console.error("Error starting the server:", err);
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}
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40
deno/public/index.html
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40
deno/public/index.html
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<meta http-equiv="X-UA-Compatible" content="ie=edge" />
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<title>Deno 2 Web Server</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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background-color: #f4f4f4;
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color: #333;
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display: flex;
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justify-content: center;
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align-items: center;
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height: 100vh;
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margin: 0;
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}
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.container {
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text-align: center;
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}
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h1 {
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color: #4caf50;
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}
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p {
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font-size: 1.2rem;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Welcome to Deno 2</h1>
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<p>Your Deno 2 web server is up and running!</p>
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<p>
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Visit the <a href="/greet">/greet</a> endpoint to see a greeting
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message.
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</p>
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</div>
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</body>
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</html>
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