PIX-93: change username in profileview

client/src/services/api.ts

@@ -20,6 +20,9 @@ api.interceptors.request.use((config) => {
 	return config
 })
 
+export const updateUser = (userId: string, username: string, config?: AxiosRequestConfig) =>
+	api.put<{ username: string, token: string }>(`/users/${userId}`, { username }, config);
+
 import { useToastStore } from "../stores/toast.store";
 
 // Global Error Handling

client/src/stores/user.store.ts

@@ -16,6 +16,21 @@ export const useUserStore = defineStore("user", () => {
 		localStorage.setItem("authToken", authToken)
 		localStorage.setItem("userId", userId)
 		localStorage.setItem("isAdmin", String(admin))
+
+	}
+
+	async function updateProfile(newUsername: string) {
+		if (!id.value) return;
+		// Import dynamically to avoid circular dependency if any, or move import to top if safe
+		const api = await import('../services/api');
+
+		const response = await api.updateUser(id.value, newUsername);
+		const { username: name, token: newToken } = response.data;
+
+		username.value = name;
+		token.value = newToken;
+		localStorage.setItem("username", name);
+		localStorage.setItem("authToken", newToken);
 	}
 
 	function logout(): void {
@@ -31,5 +46,5 @@ export const useUserStore = defineStore("user", () => {
 
 	const isAuthenticated = computed(() => !!token.value)
 
-	return { username, token, id, isAdmin, isAuthenticated, login, logout }
+	return { username, token, id, isAdmin, isAuthenticated, login, logout, updateProfile }
 })

client/src/views/ProfileView.vue

@@ -11,7 +11,24 @@
 
           <div class="form-group">
             <label>Username:</label>
-            <input type="text" :value="userStore.username" disabled class="input-field" />
+            <div class="username-edit-group">
+              <input 
+                type="text" 
+                v-model="editUsername" 
+                :disabled="!isEditing" 
+                class="input-field" 
+                :class="{ 'editing': isEditing }"
+              />
+              <div class="edit-actions">
+                <button v-if="!isEditing" @click="startEditing" class="edit-btn">Edit</button>
+                <div v-else class="action-buttons">
+                  <button @click="saveUsername" class="save-btn" :disabled="isSaving">
+                     {{ isSaving ? 'Saving...' : 'Save' }}
+                  </button>
+                  <button @click="cancelEditing" class="cancel-btn" :disabled="isSaving">Cancel</button>
+                </div>
+              </div>
+            </div>
           </div>
 
           <button class="logout-btn" @click="handleLogout">
@@ -64,6 +81,43 @@ const router = useRouter();
 const userStore = useUserStore();
 const notificationStore = useInAppNotificationStore();
 const { isMuted } = storeToRefs(notificationStore);
+import { useToastStore } from '../stores/toast.store';
+
+const toastStore = useToastStore();
+const isEditing = ref(false);
+const isSaving = ref(false);
+const editUsername = ref(userStore.username);
+
+const startEditing = () => {
+    editUsername.value = userStore.username;
+    isEditing.value = true;
+};
+
+const cancelEditing = () => {
+    isEditing.value = false;
+    editUsername.value = userStore.username;
+};
+
+const saveUsername = async () => {
+    if (!editUsername.value.trim() || editUsername.value === userStore.username) {
+        isEditing.value = false;
+        return;
+    }
+
+    try {
+        isSaving.value = true;
+        await userStore.updateProfile(editUsername.value);
+        toastStore.add('Username updated successfully', 'success');
+        isEditing.value = false;
+    } catch (error: any) {
+        // Show specific error feedback
+        const errorMessage = error.response?.data?.error || "Failed to update username";
+        toastStore.add(errorMessage, 'error');
+        console.error("Failed to update username", error);
+    } finally {
+        isSaving.value = false;
+    }
+};
 
 const currentTheme = ref('light');
 
@@ -267,4 +321,47 @@ const toggleNotifications = () => {
     padding: 1.5rem;
   }
 }
+
+/* Edit Styles */
+.username-edit-group {
+    display: flex;
+    gap: 1rem;
+    align-items: center;
+}
+
+.edit-actions {
+    display: flex;
+    align-items: center;
+}
+
+.action-buttons {
+    display: flex;
+    gap: 0.5rem;
+}
+
+.edit-btn, .cancel-btn {
+    padding: 0.5rem 1rem;
+    background: transparent;
+    border: 1px solid var(--color-border);
+    border-radius: 4px;
+    color: var(--color-text);
+    cursor: pointer;
+    font-size: 0.85rem;
+}
+
+.save-btn {
+    padding: 0.5rem 1rem;
+    background: #10b981;
+    border: none;
+    border-radius: 4px;
+    color: white;
+    cursor: pointer;
+    font-size: 0.85rem;
+}
+
+.save-btn:disabled {
+    opacity: 0.7;
+    cursor: not-allowed;
+}
+
 </style>

server/src/controllers/user.controller.ts

@@ -1,5 +1,6 @@
 import { Request, Response, NextFunction } from "express"
 import { UserService } from "../services/user.service.js"
+import { AppError } from "../utils/AppError.js"
 
 export class UserController {
 	static async getAll(req: Request, res: Response, next: NextFunction): Promise<void> {
@@ -11,4 +12,32 @@ export class UserController {
 			next(err)
 		}
 	}
+
+	static async update(req: Request, res: Response, next: NextFunction): Promise<void> {
+		try {
+			const { id } = req.params
+			const { username } = req.body
+			const authUser = (req as any).user
+
+			if (!authUser || authUser.id !== id) {
+				throw new AppError("Unauthorized", 403)
+			}
+
+			if (!username || username.trim().length === 0) {
+				throw new AppError("Username is required", 400)
+			}
+
+			try {
+				const result = await UserService.updateUser(id, username)
+				res.json(result)
+			} catch (err: any) {
+				if (err.message === "Username already taken") {
+					throw new AppError("Username already taken", 409)
+				}
+				throw err
+			}
+		} catch (err) {
+			next(err)
+		}
+	}
 }

server/src/routes/api.ts

@@ -13,6 +13,7 @@ router.post("/login", LoginController.login)
 
 // Users
 router.get("/users", authenticateToken, UserController.getAll)
+router.put("/users/:id", authenticateToken, UserController.update)
 
 // Test Error
 

server/src/services/user.service.ts

@@ -10,16 +10,18 @@ interface LoginResponse {
 	isAdmin: boolean
 }
 
+interface UpdateUserResponse {
+	username: string
+	token: string
+}
+
 interface AllUsersResponse {
 	username: string
 	isAdmin: boolean
 	_id?: string
 }
 
 export class UserService {
-	/**
-	 * Handle user login/registration and token generation
-	 */
 	static async login(username: string): Promise<LoginResponse> {
 		const JWT_SECRET = CONFIG.JWT.SECRET
 
@@ -31,7 +33,8 @@ export class UserService {
 			isNewUser = true
 		}
 
-		const token = jwt.sign({ id: user._id, username: user.username, isAdmin: user.isAdmin }, JWT_SECRET, { expiresIn: CONFIG.JWT.EXPIRES_IN as any })
+
+		const token = this.generateToken(user)
 
 		return {
 			username: user.username,
@@ -42,9 +45,6 @@ export class UserService {
 		}
 	}
 
-	/**
-	 * Retrieve all users with limited fields
-	 */
 	static async getAllUsers(): Promise<AllUsersResponse[]> {
 		const users = await User.find({}, "username isAdmin")
 		return users.map((user) => ({
@@ -53,4 +53,35 @@ export class UserService {
 			_id: user._id?.toString(),
 		}))
 	}
+
+	static async updateUser(userId: string, newUsername: string): Promise<UpdateUserResponse> {
+		const JWT_SECRET = CONFIG.JWT.SECRET
+
+		const existing = await User.findOne({ username: newUsername })
+		if (existing && existing._id.toString() !== userId) {
+			throw new Error("Username already taken")
+		}
+
+		const user = await User.findByIdAndUpdate(userId, { username: newUsername }, { new: true })
+		if (!user) {
+			throw new Error("User not found")
+		}
+
+		const token = this.generateToken(user)
+
+		return {
+			username: user.username,
+			token
+		}
+	}
+
+	private static generateToken(user: any): string {
+		const JWT_SECRET = CONFIG.JWT.SECRET
+		return jwt.sign(
+			{ id: user._id, username: user.username, isAdmin: user.isAdmin },
+			JWT_SECRET,
+			{ expiresIn: CONFIG.JWT.EXPIRES_IN as any }
+		)
+	}
 }
+