(add, done): add common api, and done common app tasks

config/urls.py

@@ -29,7 +29,8 @@ urlpatterns = [
    path('swagger/', schema_view.with_ui('swagger', cache_timeout=0), name='schema-swagger-ui'),
    path('api/v1/', include(
       [
-         path('accounts/', include('core.apps.accounts.urls'))     
+         path('accounts/', include('core.apps.accounts.urls')),     
+         path('common/', include('core.apps.common.urls')),
       ]
    ))
 ]

core/apps/common/admin.py

@@ -49,6 +49,11 @@ class AboutUsAdmin(TranslationAdmin):
     list_display = ['title', 'description']
     inlines = [AboutUsImageInline, AboutUsFeatureInline]
     
+    def has_add_permission(self, request):
+        if self.model.objects.count() > 0:
+            return False
+        return True
+
 
 @admin.register(models.Service)
 class ServiceAdmin(TranslationAdmin):

core/apps/common/serializers.py

@@ -0,0 +1,69 @@
+from rest_framework import serializers
+
+from core.apps.common import models
+
+
+class SiteConfigSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.SiteConfig
+        fields = [
+            'telegram', 'instagram', 'youtube', 'facebook'
+        ]
+    
+
+class AboutUsFeatureListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.AboutUsFeature
+        fields = [
+            'id', 'text'
+        ]
+
+
+class AboutUsImageListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.AboutUsImage
+        fields = [
+            'id', 'image'
+        ]
+
+
+class AboutUsSerializer(serializers.ModelSerializer):
+    images = AboutUsImageListSerializer(many=True)
+    features = AboutUsFeatureListSerializer(many=True)
+
+    class Meta:
+        model = models.AboutUs
+        fields = [
+            'id', 'title', 'description', 'images', 'features' 
+        ]
+
+
+class BannerListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.Banner
+        fields = [
+            'id', 'banner'
+        ]
+
+
+class ServiceListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.Service
+        fields = [
+            'id', 'title', 'text', 'icon', 'image',
+        ]
+
+
+class NewsSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.News
+        fields = ['id', 'image', 'title', 'text']
+    
+
+class ContactUsSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = models.ContactUs
+        fields = [
+            'first_name', 'last_name', 'phone', 'email', 'service', 'message',
+        ]
+    

core/apps/common/urls.py

@@ -0,0 +1,12 @@
+from django.urls import path
+
+from core.apps.common import views
+
+urlpatterns = [
+    path('site_config/', views.SiteConfigApiView.as_view()),
+    path('about_us/', views.AboutUsApiView.as_view()),
+    path('banners/', views.BannerListApiView.as_view()),
+    path('services/', views.ServiceListApiView.as_view()),
+    path('news/', views.NewsListApiView.as_view()),
+    path('contact_us/', views.ContactUsApiView.as_view()),
+]

core/apps/common/views.py

@@ -1,3 +1,45 @@
-from django.shortcuts import render
+from rest_framework import generics
+from rest_framework.response import Response
 
-# Create your views here.
+from core.apps.common import models, serializers
+
+
+class SiteConfigApiView(generics.GenericAPIView):
+    queryset = models.SiteConfig.objects.all()
+    serializer_class = serializers.SiteConfigSerializer
+    
+    def get(self, request):
+        site_config = models.SiteConfig.objects.first()
+        serializer = self.serializer_class(site_config)
+        return Response(serializer.data, status=200)
+    
+
+class AboutUsApiView(generics.GenericAPIView):
+    queryset = models.AboutUs.objects.all()
+    serializer_class = serializers.AboutUsSerializer
+    
+    def get(self, request):
+        about_us = models.AboutUs.objects.prefetch_related('images', 'features').first()
+        serializer = self.serializer_class(about_us)
+        return Response(serializer.data, status=200)
+    
+
+class BannerListApiView(generics.ListAPIView):
+    serializer_class = serializers.BannerListSerializer
+    queryset = models.Banner.objects.all()
+
+
+class ServiceListApiView(generics.ListAPIView):
+    serializer_class = serializers.ServiceListSerializer
+    queryset = models.Service.objects.all()
+
+
+class NewsListApiView(generics.ListAPIView):
+    serializer_class = serializers.NewsSerializer
+    queryset = models.News.objects.all()
+
+
+class ContactUsApiView(generics.CreateAPIView):
+    serializer_class = serializers.ContactUsSerializer
+    queryset = models.ContactUs.objects.all()
+