Finished registration + working on own useAuth composable

server/api/auth/register.post.ts

@@ -0,0 +1,35 @@
+import useDatabase from '~/composables/useDatabase';
+import { schema } from '~/schemas/registration';
+
+export default defineEventHandler(async (e) => {
+    const body = await readValidatedBody(e, schema.safeParse);
+
+    if(!body.success)
+        return body.error;
+
+    const db = useDatabase();
+
+    const usernameQuery = db.query(`SELECT COUNT(*) as count FROM users WHERE username = ?1`);
+    const checkUsername = usernameQuery.get(body.data.username);
+
+    const emailQuery = db.query(`SELECT COUNT(*) as count FROM users WHERE email = ?1`);
+    const checkEmail = emailQuery.get(body.data.email);
+
+    const errors = [];
+    if(checkUsername.count !== 0)
+        errors.push({ path: ['username'], message: "Ce nom d'utilisateur est déjà utilisé" });
+    if(checkEmail.count !== 0)
+        errors.push({ path: ['email'], message: "Cette adresse mail est déjà utilisée" });
+
+    if(errors.length > 0)
+        throw createError({ status: 406, message: "duplicates", data: errors });
+    else
+    {
+        const hash = await Bun.password.hash(body.data.password);
+        const registration = db.query(`INSERT INTO users(username, email, hash) VALUES(?1, ?2, ?3)`);
+        const result = registration.get(body.data.username, body.data.email, hash);
+
+        setResponseStatus(e, 201, "Created");
+        return { success: true };
+    }
+});