refactor(logging): replace console usage in auth flows

contexts/UserContext.tsx

@@ -9,8 +9,11 @@ import { User } from '../types';
 import { databaseService } from '../services/database';
 import { authService } from '../services/auth/auth.service';
 import { tokenStorage } from '../utils/token';
+import { logger } from '../services/logging';
+import { normalizeError } from '../utils/error';
 
 const SESSION_KEY = 'medication_app_session';
+const AUTH_CONTEXT = 'USER_CONTEXT';
 
 interface UserContextType {
   user: User | null;
@@ -69,27 +72,23 @@ export const UserProvider: React.FC<{ children: ReactNode }> = ({
       // Use auth service for password-based login
       const result = await authService.login({ email, password });
 
-      console.warn('Login result received:', result);
-      console.warn('User from login:', result.user);
-      console.warn('User _id:', result.user._id);
-
       // Update last login time
       const updatedUser = { ...result.user, lastLoginAt: new Date() };
       await databaseService.updateUser(updatedUser);
 
-      console.warn('Updated user with last login:', updatedUser);
-
       tokenStorage.save({
         accessToken: result.accessToken,
         refreshToken: result.refreshToken,
       });
       // Set the user from the login result
       setUser(updatedUser);
-
-      console.warn('User set in context');
+      logger.auth.login('User authenticated with email/password', {
+        userId: updatedUser._id,
+        email: updatedUser.email,
+      });
       return true;
     } catch (error) {
-      console.error('Login error:', error);
+      logger.auth.error('Login error', normalizeError(error), { email });
       return false;
     }
   };
@@ -104,7 +103,10 @@ export const UserProvider: React.FC<{ children: ReactNode }> = ({
       // Don't auto-login after registration, require email verification
       return true;
     } catch (error) {
-      console.error('Registration error:', error);
+      logger.auth.error('Registration error', normalizeError(error), {
+        email,
+        username,
+      });
       return false;
     }
   };
@@ -116,26 +118,26 @@ export const UserProvider: React.FC<{ children: ReactNode }> = ({
     try {
       const result = await authService.loginWithOAuth(provider, userData);
 
-      console.warn('OAuth login result received:', result);
-      console.warn('OAuth user:', result.user);
-      console.warn('OAuth user _id:', result.user._id);
-
       // Update last login time
       const updatedUser = { ...result.user, lastLoginAt: new Date() };
       await databaseService.updateUser(updatedUser);
 
-      console.warn('Updated OAuth user with last login:', updatedUser);
-
       tokenStorage.save({
         accessToken: result.accessToken,
         refreshToken: result.refreshToken,
       });
       setUser(updatedUser);
-
-      console.warn('OAuth user set in context');
+      logger.auth.login('User authenticated via OAuth', {
+        userId: updatedUser._id,
+        provider,
+        email: updatedUser.email,
+      });
       return true;
     } catch (error) {
-      console.error('OAuth login error:', error);
+      logger.auth.error('OAuth login error', normalizeError(error), {
+        provider,
+        email: userData.email,
+      });
       return false;
     }
   };
@@ -150,16 +152,21 @@ export const UserProvider: React.FC<{ children: ReactNode }> = ({
       }
 
       await authService.changePassword(user._id, currentPassword, newPassword);
+      logger.auth.login('User changed password', { userId: user._id });
       return true;
     } catch (error) {
-      console.error('Password change error:', error);
+      logger.auth.error('Password change error', normalizeError(error), {
+        userId: user?._id,
+      });
       return false;
     }
   };
 
   const logout = () => {
+    const currentUserId = user?._id;
     tokenStorage.clear();
     setUser(null);
+    logger.auth.logout('User logged out', { userId: currentUserId });
   };
 
   const updateUser = async (updatedUser: User) => {
@@ -167,8 +174,12 @@ export const UserProvider: React.FC<{ children: ReactNode }> = ({
       const savedUser = await databaseService.updateUser(updatedUser);
       setUser(savedUser);
     } catch (error) {
-      console.error('Failed to update user', error);
-      // Optionally revert state or show error
+      logger.error(
+        'Failed to update user profile',
+        AUTH_CONTEXT,
+        { userId: updatedUser._id },
+        normalizeError(error)
+      );
     }
   };