Update server.js

server.js

@@ -23,65 +23,41 @@ function appendLog(username, log) {
 
 // Endpoint to handle user sign-up
 app.post("/signup", async (req, res) => {
-  const { username, password } = req.body;
+    const { username, password } = req.body;
 
-  if (!username || !password) {
-    return res.status(400).send("Username and password are required.");
-  }
-
-  try {
-    const usersData = JSON.parse(fs.readFileSync(usersFile));
-    if (usersData.some((user) => user.username === username)) {
-      return res.status(400).send("User already exists.");
-    }
-
-    // Hash the password
-    const hashedPassword = await bcrypt.hash(password, 10);
-
-    // Add new user
-    usersData.push({ username, password: hashedPassword });
-    fs.writeFileSync(usersFile, JSON.stringify(usersData, null, 2));
-
-    // Create user directory and logs file
-    const userDir = path.join(usersDir, username);
-    if (!fs.existsSync(userDir)) {
-      fs.mkdirSync(userDir, { recursive: true });
-    }
-    fs.writeFileSync(path.join(userDir, "logs.txt"), "");
-
-    res.send("User signed up successfully.");
-  } catch (error) {
-    console.error("Error during signup:", error);
-    res.status(500).send("Internal server error.");
-  }
-});
-
-// Endpoint to handle login
-app.post("/login", async (req, res) => {
-  const { username, password } = req.body;
-
-  if (!username || !password) {
-    return res.status(400).send("Username and password are required.");
-  }
-
-  try {
-    const usersData = JSON.parse(fs.readFileSync(usersFile));
-    const user = usersData.find((u) => u.username === username);
-
-    if (!user) {
-      return res.status(400).send("Invalid username or password.");
-    }
-
-    // Compare the provided password with the hashed password
-    const isPasswordValid = await bcrypt.compare(password, user.password);
-    if (!isPasswordValid) {
-      return res.status(400).send("Invalid username or password.");
+    if (!username || !password) {
+        return res.status(400).send("Username and password are required.");
     }
 
-    res.send("Login successful.");
-  } catch (error) {
-    console.error("Error during login:", error);
-    res.status(500).send("Internal server error.");
+    try {
+        // Ensure the users file exists
+        if (!fs.existsSync(usersFile)) {
+            fs.writeFileSync(usersFile, JSON.stringify([]));
+        }
+
+        const usersData = JSON.parse(fs.readFileSync(usersFile));
+        if (usersData.some((user) => user.username === username)) {
+            return res.status(400).send("User already exists.");
+        }
+
+        // Hash the password
+        const hashedPassword = await bcrypt.hash(password, 10);
+
+        // Add new user
+        usersData.push({ username, password: hashedPassword });
+        fs.writeFileSync(usersFile, JSON.stringify(usersData, null, 2));
+
+        // Create user directory and logs file
+        const userDir = path.join(usersDir, username);
+        if (!fs.existsSync(userDir)) {
+            fs.mkdirSync(userDir, { recursive: true });
+        }
+        fs.writeFileSync(path.join(userDir, "logs.txt"), "");
+
+        res.status(200).json({ message: "User signed up successfully." });
+    } catch (error) {
+        console.error("Error during signup:", error);
+        res.status(500).send("Internal server error.");
   }
 });
 
@@ -113,15 +89,26 @@ app.post("/execute", (req, res) => {
 
 // Endpoint to get user logs
 app.get("/logs", (req, res) => {
-  const { username } = req.query;
+    const { username } = req.query;
 
-  const userDir = path.join(usersDir, username);
-  if (!fs.existsSync(userDir)) {
-    return res.status(400).send("User not found.");
-  }
+    if (!username) {
+        return res.status(400).send("Username is required.");
+    }
+
+    const userDir = path.join(usersDir, username);
+    const logsFile = path.join(userDir, "logs.txt");
 
-  const logs = fs.readFileSync(path.join(userDir, "logs.txt"), "utf-8");
-  res.send(logs);
+    if (!fs.existsSync(logsFile)) {
+        return res.status(404).send("Logs not found.");
+    }
+
+    try {
+        const logs = fs.readFileSync(logsFile, "utf8");
+        res.send(logs);
+    } catch (error) {
+        console.error("Error fetching logs:", error);
+        res.status(500).send("Failed to fetch logs.");
+    }
 });
 
 // Endpoint for "Deploy Kaizen"