feat: implement backend in node.js

- Use sqlite as a database

server/controllers/bin.js

@@ -0,0 +1,100 @@
+import sqlite3 from "sqlite3";
+
+const dbPath = "./database/bins.db";
+
+function createBinTable() {
+  const db = new sqlite3.Database(dbPath, (err) => {
+    if (err) {
+      console.error("Error connecting to database:", err.message);
+      return;
+    }
+
+    const sql = `CREATE TABLE IF NOT EXISTS bin (
+      id TEXT PRIMARY KEY,
+      html_content TEXT
+    )`;
+
+    db.run(sql, (err) => {
+      if (err) {
+        console.error("Error creating table:", err.message);
+      } else {
+        console.log("`bin` table created successfully");
+      }
+
+      db.close((err) => {
+        if (err) {
+          console.error("Error closing database:", err.message);
+        }
+      });
+    });
+  });
+}
+
+const createBin = (req, res) => {
+  console.log(`createBin: ${req.body}`);
+  const { html_content } = req.body;
+  const id = Math.random().toString(36).substring(7);
+
+  const db = new sqlite3.Database(dbPath, (err) => {
+    if (err) {
+      console.error("Error connecting to database:", err.message);
+      throw err; // Re-throw for async handling
+    }
+
+    const sql = `INSERT INTO bin (id, html_content) VALUES (?, ?)`;
+
+    db.run(sql, [id, html_content], (err) => {
+      if (err) {
+        console.error("Error creating entry:", err.message);
+        throw err; // Re-throw for async handling
+      } else {
+        res.status(201).json({ id });
+        console.log("Entry created successfully:", id);
+      }
+
+      db.close((err) => {
+        if (err) {
+          console.error("Error closing database:", err.message);
+        }
+      });
+    });
+  });
+};
+
+const getBin = async (req, res) => {
+  const { id } = req.params;
+  if (!id) {
+    throw new Error("Missing required parameter: id"); // Throw error for missing ID
+  }
+
+  const db = new sqlite3.Database(dbPath, (err) => {
+    if (err) {
+      console.error("Error connecting to database:", err.message);
+      throw err; // Re-throw for async handling
+    }
+
+    const sql = `SELECT * FROM bin WHERE id = ?`;
+
+    db.get(sql, [id], (err, row) => {
+      if (err) {
+        console.error("Error retrieving entry:", err.message);
+        throw err; // Re-throw for async handling
+      } else if (!row) {
+        console.log("Entry not found:", id);
+        return null; // Handle case where no entry exists
+      }
+
+      res.status(200).json(row);
+      console.log("Entry retrieved:", id);
+      db.close((err) => {
+        if (err) {
+          console.error("Error closing database:", err.message);
+        }
+      });
+
+      return row;
+    });
+  });
+};
+
+export default { createBinTable, createBin, getBin };

server/controllers/health.js

@@ -0,0 +1,7 @@
+const healthCheck = async (req, res) => {
+  return res.json({
+    uptime: process.uptime(),
+  });
+};
+
+export default { healthCheck };

server/index.js

@@ -0,0 +1,18 @@
+import Express from "express";
+import cors from "cors";
+import dotenv from "dotenv";
+
+import binRoutes from "./routes/bin.js";
+import healthRoutes from "./routes/health.js";
+
+const app = Express();
+dotenv.config();
+
+app.use(cors());
+app.use(Express.json());
+app.use("/", healthRoutes);
+app.use("/bin", binRoutes);
+
+const PORT = process.env.PORT;
+
+app.listen(PORT, () => console.log(`Server running on PORT: ${PORT}`));

server/index.ts

@@ -1 +0,0 @@
-console.log("Hello via Bun!");

server/package.json

@@ -1,11 +1,23 @@
 {
-  "name": "minibun",
-  "module": "index.ts",
+  "name": "minibun-server",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
   "type": "module",
-  "devDependencies": {
-    "@types/bun": "latest"
+  "scripts": {
+    "start": "nodemon index.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "peerDependencies": {
-    "typescript": "^5.0.0"
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "cors": "^2.8.5",
+    "dotenv": "^16.4.4",
+    "nodemon": "^3.0.3"
+  },
+  "dependencies": {
+    "express": "^4.18.2",
+    "sqlite3": "^5.1.7"
   }
 }

server/routes/bin.js

@@ -0,0 +1,11 @@
+import Express from "express";
+import bin from "../controllers/bin.js";
+
+const router = Express.Router();
+
+bin.createBinTable();
+
+router.get("/:id", bin.getBin);
+router.post("/", bin.createBin);
+
+export default router;

server/routes/health.js

@@ -0,0 +1,8 @@
+import Express from "express";
+import health from "../controllers/health.js";
+
+const router = Express.Router();
+
+router.get("/health", health.healthCheck);
+
+export default router;