feat: improve Django admin interface and update last_login on user login

backend/auth_app/views.py

@@ -12,6 +12,7 @@ from django.core.mail import EmailMultiAlternatives
 from django.template.loader import render_to_string
 from user_app.models import CustomUser
 from django.db.models import Q
+from django.utils.timezone import now
 
 class LoginView(APIView):
     serializer_class = LoginSerializer
@@ -27,7 +28,12 @@ class LoginView(APIView):
             if user:
                 if not user.is_active:
                     return Response({'error': 'Account is inactive, please check your mails'}, status=status.HTTP_403_FORBIDDEN)
+            
+                user.last_login = now()
+                user.save(update_fields=['last_login'])
+                
                 return self._create_token_response(user)
+            
             return Response({'error': 'Unable to login with provided credentials.'}, status=status.HTTP_401_UNAUTHORIZED)
           
         return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)

backend/user_app/admin.py

@@ -1,23 +1,32 @@
 from django.contrib import admin
+from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
+from django.contrib.auth.models import Group
 from .models import CustomUser
-from .forms import CustomUserCreationForm
-from django.contrib.auth.admin import UserAdmin
 
 @admin.register(CustomUser)
-class CustomUserAdmin(UserAdmin):    
-  add_form = CustomUserCreationForm
+class UserAdmin(BaseUserAdmin):
+    model = CustomUser
+
+    list_display = ('username', 'email', 'last_login', 'date_joined', 'is_active')
+    list_filter = ('is_active',)
+    search_fields = ('email', 'username')
+    ordering = ('username',)
 
     fieldsets = (
-    *UserAdmin.fieldsets,
-    (
-      'Individual data',
-      {
-        'fields': (
-          'favorite_videos',
-          'watched_videos',
-          'verify_email_token',
-          )
-       }
-     )
+        (None, {'fields': ('username', 'password')}),
+        ('Personal info', {'fields': ('first_name', 'last_name', 'email')}),
+        ('Permissions', {'fields': ('is_active', 'is_staff', 'is_superuser')}),
+        ('Important dates', {'fields': ('last_login', 'date_joined')}),
+        ('Individual data',{'fields': ('favorite_videos', 'watched_videos', 'verify_email_token')})
     )
 
+    add_fieldsets = (
+        (None, {
+            'classes': ('wide',),
+            'fields': ('username', 'email', 'password1', 'password2', 'is_active', 'is_staff'),
+        }),
+    )
+
+    list_editable = ('is_active',)
+
+admin.site.unregister(Group)