feat: midterm shit done

functions/api/register.js

@@ -0,0 +1,52 @@
+import { createErrorResponse } from '../utils';
+
+export async function onRequestPost(context) {
+  try {
+    const { request, env } = context;
+
+    const { username, password } = await request.json();
+
+    if (!username || !password) {
+      return createErrorResponse("Missing username or password", 400);
+    }
+
+    if (username.length < 3) {
+      return createErrorResponse("Username must be at least 3 characters", 400);
+    }
+
+    if (password.length < 8) {
+      return createErrorResponse("Password must be at least 8 characters", 400);
+    }
+
+    if (!/^[a-zA-Z0-9]+$/.test(username)) {
+      return createErrorResponse("Username must be alphanumeric", 400);
+    }
+
+    // Check if the username already exists
+    const { results: existingUsers } = await env.DB.prepare("SELECT id FROM users WHERE username = ?").bind(username).all();
+    if (existingUsers.length > 0) {
+      return createErrorResponse("Username already exists", 400);
+    }
+
+    // Store the username and password in D1
+    await env.DB.prepare("INSERT INTO users (username, password, avatar) VALUES (?, ?, ?)").bind(username, password, "avatars/default.png").run();
+
+    // Get the user ID
+    const { results } = await env.DB.prepare("SELECT id FROM users WHERE username = ?").bind(username).all();
+    const userId = results[0].id;
+
+    // Registration successful, return success response
+    return new Response(
+      JSON.stringify({
+        success: true,
+        message: "Registration successful. Please login.",
+      }),
+      {
+        headers: { "Content-Type": "application/json" },
+      }
+    );
+  } catch (error) {
+    console.error("Registration error:", error);
+    return createErrorResponse("Server Error", 500);
+  }
+}