Добавил транспондеры к ObjItem шаблону

dbapp/mainapp/views/source.py

@@ -3,12 +3,15 @@ Source related views.
 """
 from datetime import datetime
 
-from django.contrib.auth.mixins import LoginRequiredMixin
+from django.contrib import messages
+from django.contrib.auth.mixins import LoginRequiredMixin, UserPassesTestMixin
 from django.core.paginator import Paginator
 from django.db.models import Count
-from django.shortcuts import render
+from django.shortcuts import get_object_or_404, redirect, render
+from django.urls import reverse
 from django.views import View
 
+from ..forms import SourceForm
 from ..models import Source
 from ..utils import parse_pagination_params
 
@@ -22,8 +25,8 @@ class SourceListView(LoginRequiredMixin, View):
         # Get pagination parameters
         page_number, items_per_page = parse_pagination_params(request)
         
-        # Get sorting parameters
-        sort_param = request.GET.get("sort", "-created_at")
+        # Get sorting parameters (default to ID ascending)
+        sort_param = request.GET.get("sort", "id")
         
         # Get filter parameters
         search_query = request.GET.get("search", "").strip()
@@ -185,3 +188,117 @@ class SourceListView(LoginRequiredMixin, View):
         }
         
         return render(request, "mainapp/source_list.html", context)
+
+
+
+class AdminModeratorMixin(UserPassesTestMixin):
+    """Mixin to restrict access to admin and moderator roles only."""
+    
+    def test_func(self):
+        return (
+            self.request.user.is_authenticated and
+            hasattr(self.request.user, 'customuser') and
+            self.request.user.customuser.role in ['admin', 'moderator']
+        )
+    
+    def handle_no_permission(self):
+        messages.error(self.request, 'У вас нет прав для выполнения этого действия.')
+        return redirect('mainapp:home')
+
+
+class SourceUpdateView(LoginRequiredMixin, AdminModeratorMixin, View):
+    """View for editing Source with 4 coordinate fields and related ObjItems."""
+    
+    def get(self, request, pk):
+        source = get_object_or_404(Source, pk=pk)
+        form = SourceForm(instance=source)
+        
+        # Get related ObjItems ordered by creation date
+        objitems = source.source_objitems.select_related(
+            'parameter_obj',
+            'parameter_obj__id_satellite',
+            'parameter_obj__polarization',
+            'parameter_obj__modulation',
+            'parameter_obj__standard',
+            'geo_obj',
+            'created_by__user',
+            'updated_by__user'
+        ).order_by('created_at')
+        
+        context = {
+            'object': source,
+            'form': form,
+            'objitems': objitems,
+            'full_width_page': True,
+        }
+        
+        return render(request, 'mainapp/source_form.html', context)
+    
+    def post(self, request, pk):
+        source = get_object_or_404(Source, pk=pk)
+        form = SourceForm(request.POST, instance=source)
+        
+        if form.is_valid():
+            source = form.save(commit=False)
+            # Set updated_by to current user
+            if hasattr(request.user, 'customuser'):
+                source.updated_by = request.user.customuser
+            source.save()
+            
+            messages.success(request, f'Источник #{source.id} успешно обновлен.')
+            
+            # Redirect back with query params if present
+            if request.GET.urlencode():
+                return redirect(f"{reverse('mainapp:source_update', args=[source.id])}?{request.GET.urlencode()}")
+            return redirect('mainapp:source_update', pk=source.id)
+        
+        # If form is invalid, re-render with errors
+        objitems = source.source_objitems.select_related(
+            'parameter_obj',
+            'parameter_obj__id_satellite',
+            'parameter_obj__polarization',
+            'parameter_obj__modulation',
+            'parameter_obj__standard',
+            'geo_obj',
+            'created_by__user',
+            'updated_by__user'
+        ).order_by('created_at')
+        
+        context = {
+            'object': source,
+            'form': form,
+            'objitems': objitems,
+            'full_width_page': True,
+        }
+        
+        return render(request, 'mainapp/source_form.html', context)
+
+
+class SourceDeleteView(LoginRequiredMixin, AdminModeratorMixin, View):
+    """View for deleting Source."""
+    
+    def get(self, request, pk):
+        source = get_object_or_404(Source, pk=pk)
+        
+        context = {
+            'object': source,
+            'objitems_count': source.source_objitems.count(),
+        }
+        
+        return render(request, 'mainapp/source_confirm_delete.html', context)
+    
+    def post(self, request, pk):
+        source = get_object_or_404(Source, pk=pk)
+        source_id = source.id
+        
+        try:
+            source.delete()
+            messages.success(request, f'Источник #{source_id} успешно удален.')
+        except Exception as e:
+            messages.error(request, f'Ошибка при удалении источника: {str(e)}')
+            return redirect('mainapp:source_update', pk=pk)
+        
+        # Redirect to source list
+        if request.GET.urlencode():
+            return redirect(f"{reverse('mainapp:home')}?{request.GET.urlencode()}")
+        return redirect('mainapp:home')