setup application, server, and configs

.env

@@ -0,0 +1,8 @@
+SERVER_HOST=localhost
+SERVER_PORT=3000
+
+DATABASE_HOST=127.0.0.1
+DATABASE_PORT=5432
+DATABASE_USERNAME=malma
+DATABASE_PASSWORD=kucing
+DATABASE_NAME=goumrah

.env.example

@@ -0,0 +1,8 @@
+SERVER_HOST=
+SERVER_PORT=
+
+DATABASE_HOST=
+DATABASE_PORT=
+DATABASE_USER=
+DATABASE_PASSWORD=
+DATABASE_NAME=

.vscode/settings.json

@@ -1,7 +1,11 @@
 {
 	"editor.formatOnSave": true,
 	"editor.defaultFormatter": "esbenp.prettier-vscode",
-	"editor.codeActionsOnSave": {},
+	"editor.codeActionsOnSave": {
+		"source.addMissingImports.ts": "always",
+		"source.organizeImports": "always",
+		"source.removeUnusedImports": "always"
+	},
 
 	"typescript.preferences.importModuleSpecifier": "non-relative"
 }

bun.lock

@@ -5,11 +5,16 @@
       "dependencies": {
         "@mikro-orm/core": "6.5.9",
         "@mikro-orm/postgresql": "6.5.9",
+        "compression": "1.8.1",
+        "cors": "2.8.5",
         "express": "5.1.0",
+        "helmet": "8.1.0",
         "zod": "4.1.12",
       },
       "devDependencies": {
         "@types/bun": "1.3.1",
+        "@types/compression": "1.8.1",
+        "@types/cors": "2.8.19",
         "@types/express": "5.0.5",
         "prettier": "3.6.2",
         "typescript": "5.9.3",
@@ -33,8 +38,12 @@
 
     "@types/bun": ["@types/bun@1.3.1", "", { "dependencies": { "bun-types": "1.3.1" } }, "sha512-4jNMk2/K9YJtfqwoAa28c8wK+T7nvJFOjxI4h/7sORWcypRNxBpr+TPNaCfVWq70tLCJsqoFwcf0oI0JU/fvMQ=="],
 
+    "@types/compression": ["@types/compression@1.8.1", "", { "dependencies": { "@types/express": "*", "@types/node": "*" } }, "sha512-kCFuWS0ebDbmxs0AXYn6e2r2nrGAb5KwQhknjSPSPgJcGd8+HVSILlUyFhGqML2gk39HcG7D1ydW9/qpYkN00Q=="],
+
     "@types/connect": ["@types/connect@3.4.38", "", { "dependencies": { "@types/node": "*" } }, "sha512-K6uROf1LD88uDQqJCktA4yzL1YYAK6NgfsI0v/mTgyPKWsX1CnJ0XPSDhViejru1GcRkLWb8RlzFYJRqGUbaug=="],
 
+    "@types/cors": ["@types/cors@2.8.19", "", { "dependencies": { "@types/node": "*" } }, "sha512-mFNylyeyqN93lfe/9CSxOGREz8cpzAhH+E93xJ4xWQf62V8sQ/24reV2nyzUWM6H6Xji+GGHpkbLe7pVoUEskg=="],
+
     "@types/express": ["@types/express@5.0.5", "", { "dependencies": { "@types/body-parser": "*", "@types/express-serve-static-core": "^5.0.0", "@types/serve-static": "^1" } }, "sha512-LuIQOcb6UmnF7C1PCFmEU1u2hmiHL43fgFQX67sN3H4Z+0Yk0Neo++mFsBjhOAuLzvlQeqAAkeDOZrJs9rzumQ=="],
 
     "@types/express-serve-static-core": ["@types/express-serve-static-core@5.1.0", "", { "dependencies": { "@types/node": "*", "@types/qs": "*", "@types/range-parser": "*", "@types/send": "*" } }, "sha512-jnHMsrd0Mwa9Cf4IdOzbz543y4XJepXrbia2T4b6+spXC2We3t1y6K44D3mR8XMFSXMCf3/l7rCgddfx7UNVBA=="],
@@ -75,6 +84,10 @@
 
     "commander": ["commander@10.0.1", "", {}, "sha512-y4Mg2tXshplEbSGzx7amzPwKKOCGuoSRP/CjEdwwk0FOGlUbq6lKuoyDZTNZkmxHdJtp54hdfY/JUrdL7Xfdug=="],
 
+    "compressible": ["compressible@2.0.18", "", { "dependencies": { "mime-db": ">= 1.43.0 < 2" } }, "sha512-AF3r7P5dWxL8MxyITRMlORQNaOA2IkAFaTr4k7BUumjPtRpGDTZpl0Pb1XCO6JeDCBdp126Cgs9sMxqSjgYyRg=="],
+
+    "compression": ["compression@1.8.1", "", { "dependencies": { "bytes": "3.1.2", "compressible": "~2.0.18", "debug": "2.6.9", "negotiator": "~0.6.4", "on-headers": "~1.1.0", "safe-buffer": "5.2.1", "vary": "~1.1.2" } }, "sha512-9mAqGPHLakhCLeNyxPkK4xVo746zQ/czLH1Ky+vkitMnWfWZps8r0qXuwhwizagCRttsL4lfG4pIOvaWLpAP0w=="],
+
     "content-disposition": ["content-disposition@1.0.0", "", { "dependencies": { "safe-buffer": "5.2.1" } }, "sha512-Au9nRL8VNUut/XSzbQA38+M78dzP4D+eqg3gfJHMIHHYa3bg067xj1KxMUWj+VULbiZMowKngFFbKczUrNJ1mg=="],
 
     "content-type": ["content-type@1.0.5", "", {}, "sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA=="],
@@ -83,11 +96,13 @@
 
     "cookie-signature": ["cookie-signature@1.2.2", "", {}, "sha512-D76uU73ulSXrD1UXF4KE2TMxVVwhsnCgfAyTg9k8P6KGZjlXKrOLe4dJQKI3Bxi5wjesZoFXJWElNWBjPZMbhg=="],
 
+    "cors": ["cors@2.8.5", "", { "dependencies": { "object-assign": "^4", "vary": "^1" } }, "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g=="],
+
     "csstype": ["csstype@3.1.3", "", {}, "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw=="],
 
     "dataloader": ["dataloader@2.2.3", "", {}, "sha512-y2krtASINtPFS1rSDjacrFgn1dcUuoREVabwlOGOe4SdxenREqwjwjElAdwvbGM7kgZz9a3KVicWR7vcz8rnzA=="],
 
-    "debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+    "debug": ["debug@2.6.9", "", { "dependencies": { "ms": "2.0.0" } }, "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA=="],
 
     "depd": ["depd@2.0.0", "", {}, "sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw=="],
 
@@ -155,6 +170,8 @@
 
     "hasown": ["hasown@2.0.2", "", { "dependencies": { "function-bind": "^1.1.2" } }, "sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ=="],
 
+    "helmet": ["helmet@8.1.0", "", {}, "sha512-jOiHyAZsmnr8LqoPGmCjYAaiuWwjAPLgY8ZX2XrmHawt99/u1y6RgrZMTeoPfpUbV96HOalYgz1qzkRbw54Pmg=="],
+
     "http-errors": ["http-errors@2.0.0", "", { "dependencies": { "depd": "2.0.0", "inherits": "2.0.4", "setprototypeof": "1.2.0", "statuses": "2.0.1", "toidentifier": "1.0.1" } }, "sha512-FtwrG/euBzaEjYeRqOgly7G0qviiXoJWnvEH2Z1plBdXgbyjv34pHTSb9zoeHMyDy33+DWy5Wt9Wo+TURtOYSQ=="],
 
     "iconv-lite": ["iconv-lite@0.6.3", "", { "dependencies": { "safer-buffer": ">= 2.1.2 < 3.0.0" } }, "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw=="],
@@ -199,14 +216,18 @@
 
     "mime-types": ["mime-types@3.0.1", "", { "dependencies": { "mime-db": "^1.54.0" } }, "sha512-xRc4oEhT6eaBpU1XF7AjpOFD+xQmXNB5OVKwp4tqCuBpHLS/ZbBDrc07mYTDqVMg6PfxUjjNp85O6Cd2Z/5HWA=="],
 
-    "ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
+    "ms": ["ms@2.0.0", "", {}, "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="],
 
-    "negotiator": ["negotiator@1.0.0", "", {}, "sha512-8Ofs/AUQh8MaEcrlq5xOX0CQ9ypTF5dl78mjlMNfOK08fzpgTHQRQPBxcPlEtIw0yRpws+Zo/3r+5WRby7u3Gg=="],
+    "negotiator": ["negotiator@0.6.4", "", {}, "sha512-myRT3DiWPHqho5PrJaIRyaMv2kgYf0mUVgBNOYMuCH5Ki1yEiQaf/ZJuQ62nvpc44wL5WDbTX7yGJi1Neevw8w=="],
+
+    "object-assign": ["object-assign@4.1.1", "", {}, "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg=="],
 
     "object-inspect": ["object-inspect@1.13.4", "", {}, "sha512-W67iLl4J2EXEGTbfeHCffrjDfitvLANg0UlX3wFUUSTx92KXRFegMHUVgSqE+wvhAbi4WqjGg9czysTV2Epbew=="],
 
     "on-finished": ["on-finished@2.4.1", "", { "dependencies": { "ee-first": "1.1.1" } }, "sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg=="],
 
+    "on-headers": ["on-headers@1.1.0", "", {}, "sha512-737ZY3yNnXy37FHkQxPzt4UZ2UWPWiCZWLvFZ4fu5cueciegX0zGPnrlY6bwRg4FdQOe9YU8MkmJwGhoMybl8A=="],
+
     "once": ["once@1.4.0", "", { "dependencies": { "wrappy": "1" } }, "sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w=="],
 
     "parseurl": ["parseurl@1.3.3", "", {}, "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ=="],
@@ -323,6 +344,14 @@
 
     "zod": ["zod@4.1.12", "", {}, "sha512-JInaHOamG8pt5+Ey8kGmdcAcg3OL9reK8ltczgHTAwNhMys/6ThXHityHxVV2p3fkw/c+MAvBHFVYHFZDmjMCQ=="],
 
+    "accepts/negotiator": ["negotiator@1.0.0", "", {}, "sha512-8Ofs/AUQh8MaEcrlq5xOX0CQ9ypTF5dl78mjlMNfOK08fzpgTHQRQPBxcPlEtIw0yRpws+Zo/3r+5WRby7u3Gg=="],
+
+    "body-parser/debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+
+    "express/debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+
+    "finalhandler/debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+
     "http-errors/statuses": ["statuses@2.0.1", "", {}, "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ=="],
 
     "knex/debug": ["debug@4.3.4", "", { "dependencies": { "ms": "2.1.2" } }, "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ=="],
@@ -337,6 +366,20 @@
 
     "raw-body/iconv-lite": ["iconv-lite@0.7.0", "", { "dependencies": { "safer-buffer": ">= 2.1.2 < 3.0.0" } }, "sha512-cf6L2Ds3h57VVmkZe+Pn+5APsT7FpqJtEhhieDCvrE2MK5Qk9MyffgQyuxQTm6BChfeZNtcOLHp9IcWRVcIcBQ=="],
 
+    "router/debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+
+    "send/debug": ["debug@4.4.3", "", { "dependencies": { "ms": "^2.1.3" } }, "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA=="],
+
+    "send/ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
+
+    "body-parser/debug/ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
+
+    "express/debug/ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
+
+    "finalhandler/debug/ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
+
     "knex/debug/ms": ["ms@2.1.2", "", {}, "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="],
+
+    "router/debug/ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],
   }
 }

package.json

@@ -1,15 +1,20 @@
 {
 	"scripts": {
-		"dev": "bun run src/main.ts"
+		"dev": "bun run src/server.ts"
 	},
 	"dependencies": {
 		"@mikro-orm/core": "6.5.9",
 		"@mikro-orm/postgresql": "6.5.9",
+		"compression": "1.8.1",
+		"cors": "2.8.5",
 		"express": "5.1.0",
+		"helmet": "8.1.0",
 		"zod": "4.1.12"
 	},
 	"devDependencies": {
 		"@types/bun": "1.3.1",
+		"@types/compression": "1.8.1",
+		"@types/cors": "2.8.19",
 		"@types/express": "5.0.5",
 		"prettier": "3.6.2",
 		"typescript": "5.9.3"

src/application.ts

@@ -0,0 +1,48 @@
+import { serverConfig } from "@/configs/server.config";
+import compression from "compression";
+import cors from "cors";
+import express from "express";
+import helmet from "helmet";
+
+export class Application {
+	private readonly _app: express.Application;
+
+	public constructor() {
+		this._app = express();
+	}
+
+	public initializeMiddlewares() {
+		this._app.use(helmet());
+		this._app.use(cors());
+		this._app.use(compression());
+		this._app.use(express.json());
+		this._app.use(express.urlencoded());
+	}
+
+	public initializeRouters() {
+		// this._app.use("/countries");
+		// this._app.use("/cities");
+		// this._app.use("/airlines");
+		// this._app.use("/airports");
+		// this._app.use("/flights");
+		// this._app.use("/hotel-facilities");
+		// this._app.use("/hotels");
+		// this._app.use("/transportations");
+		// this._app.use("/packages");
+	}
+
+	public initializeErrorHandlers() {}
+
+	public run() {
+		const port = serverConfig.port;
+		const host = serverConfig.host;
+
+		this._app.listen(port, host, (err) => {
+			if (err) {
+				console.log(`Failed to listen server: ${err.message}`);
+			} else {
+				console.log(`Server listening at ${host}:${port}`);
+			}
+		});
+	}
+}

src/configs/_env.ts

@@ -0,0 +1,20 @@
+import z from "zod";
+
+export const _env = z
+	.object({
+		SERVER_HOST: z.string("Must be string."),
+		SERVER_PORT: z.coerce
+			.number("Must be number.")
+			.int("Must be integer.")
+			.min(0, "Min 0."),
+
+		DATABASE_HOST: z.string("Must be string.").nonempty("Must not empty."),
+		DATABASE_PORT: z.coerce
+			.number("Must be number.")
+			.int("Must be integer.")
+			.min(0, "Min 0."),
+		DATABASE_USERNAME: z.string("Must be string.").nonempty("Must not empty."),
+		DATABASE_PASSWORD: z.string("Must be string.").nonempty("Must not empty."),
+		DATABASE_NAME: z.string("Must be string.").nonempty("Must not empty."),
+	})
+	.parse(Bun.env);

src/configs/database.config.ts

@@ -0,0 +1,9 @@
+import { _env } from "@/configs/_env";
+
+export const databaseConfig = {
+	host: _env.DATABASE_HOST,
+	port: _env.DATABASE_PORT,
+	username: _env.DATABASE_USERNAME,
+	password: _env.DATABASE_PASSWORD,
+	name: _env.DATABASE_NAME,
+} as const;

src/configs/server.config.ts

@@ -0,0 +1,6 @@
+import { _env } from "@/configs/_env";
+
+export const serverConfig = {
+	host: _env.SERVER_HOST,
+	port: _env.SERVER_PORT,
+} as const;

src/main.ts

@@ -1,11 +0,0 @@
-import express from "express";
-
-const app = express();
-
-app.listen(3000, "localhost", (err) => {
-	if (err) {
-		console.log("Error starting server:", err);
-	} else {
-		console.log("Server is running at http://localhost:3000");
-	}
-});

src/server.ts

@@ -0,0 +1,20 @@
+import { Application } from "@/application";
+
+process.on("uncaughtException", (err) => {
+	let message = `Uncaught exception: ${err.message || err}`;
+	if (err.stack) {
+		message += `\n- Stack: ${err.stack}`;
+	}
+
+	console.warn(message);
+});
+
+process.on("unhandledRejection", (reason) => {
+	console.warn(`Unhandled rejection: ${reason}`);
+});
+
+const application = new Application();
+application.initializeMiddlewares();
+application.initializeRouters();
+application.initializeErrorHandlers();
+application.run();

tsconfig.json

@@ -13,7 +13,12 @@
 		"skipDefaultLibCheck": true,
 
 		"strict": true,
-		"verbatimModuleSyntax": true
+		"verbatimModuleSyntax": true,
+
+		"baseUrl": "src",
+		"paths": {
+			"@/*": ["./*"]
+		}
 	},
 
 	"include": ["src"]