Remove historical tracking for equipment groups to simplify handling

equipment_tracker/config/settings.py

@@ -28,7 +28,7 @@ BASE_DIR = Path(__file__).resolve().parent.parent
 SECRET_KEY = str(os.getenv('SECRET_KEY'))
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = False
+DEBUG = True
 
 ALLOWED_HOSTS = ['*']
 CSRF_TRUSTED_ORIGINS = [

equipment_tracker/equipment_groups/migrations/0002_delete_historicalequipmentgroup.py

@@ -0,0 +1,16 @@
+# Generated by Django 4.2.7 on 2023-12-05 12:31
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('equipment_groups', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.DeleteModel(
+            name='HistoricalEquipmentGroup',
+        ),
+    ]

equipment_tracker/equipment_groups/models.py

@@ -12,7 +12,6 @@ class EquipmentGroup(models.Model):
     date_added = models.DateTimeField(default=now, editable=False)
     last_updated = models.DateTimeField(auto_now=True, editable=False)
     equipments = models.ManyToManyField(EquipmentInstance)
-    history = HistoricalRecords()
 
     @property
     def status(self):

equipment_tracker/equipment_groups/serializers.py

@@ -1,77 +1,29 @@
 from rest_framework import serializers
-from .models import EquipmentGroup
+from .models import EquipmentGroup, EquipmentInstance
 from drf_spectacular.utils import extend_schema_field
 from drf_spectacular.types import OpenApiTypes
 
 # -- Equipment Group Serializers
 
 
-class EquipmentGroupHistoricalRecordField(serializers.ListField):
-    child = serializers.DictField()
-
-    def to_representation(self, data):
-        return super().to_representation(data.values('name', 'remarks', 'history_date', 'history_user').order_by('-history_date'))
-
-
 class EquipmentGroupSerializer(serializers.HyperlinkedModelSerializer):
     date_added = serializers.DateTimeField(
         format="%m-%d-%Y %I:%M%p", read_only=True)
     last_updated = serializers.DateTimeField(
         format="%m-%d-%Y %I:%M%p", read_only=True)
-    last_updated_by = serializers.SerializerMethodField()
+    equipments = serializers.SlugRelatedField(
+        many=True, slug_field='id', queryset=EquipmentInstance.objects.all())
     name = serializers.CharField()
     remarks = serializers.CharField()
 
     class Meta:
         model = EquipmentGroup
-        fields = ('id', 'name', 'remarks',
+        fields = ('__all__')
-                  'last_updated', 'last_updated_by', 'date_added')
+        read_only_fields = ('id', 'last_updated', 'equipments',
-        read_only_fields = ('id', 'last_updated',
                             'last_updated_by', 'date_added')
 
-    @extend_schema_field(OpenApiTypes.STR)
+    def to_representation(self, instance):
-    def get_history_user(self, obj):
+        representation = super().to_representation(instance)
-        return obj.history_user.username if obj.history_user else None
+        representation['equipments'] = [
-
+            equipment.equipment.name for equipment in instance.equipments.all()]
-    @extend_schema_field(OpenApiTypes.STR)
+        return representation
-    def get_last_updated_by(self, obj):
-        return obj.history.first().history_user.username if obj.history.first().history_user else None
-
-
-class EquipmentGroupLogsSerializer(serializers.HyperlinkedModelSerializer):
-    history_date = serializers.DateTimeField(
-        format="%m-%d-%Y %I:%M%p", read_only=True)
-    history_user = serializers.SerializerMethodField()
-
-    class Meta:
-        model = EquipmentGroup.history.model
-        fields = ('history_id', 'id', 'name', 'remarks',
-                  'history_date', 'history_user')
-        read_only_fields = ('history_id', 'id', 'name', 'remarks',
-                            'history_date', 'history_user')
-
-    @extend_schema_field(OpenApiTypes.STR)
-    def get_history_user(self, obj):
-        return obj.history_user.username if obj.history_user else None
-
-
-class EquipmentGroupLogSerializer(serializers.HyperlinkedModelSerializer):
-    date_added = serializers.DateTimeField(
-        format="%m-%d-%Y %I:%M%p", read_only=True)
-    last_updated = serializers.DateTimeField(
-        format="%m-%d-%Y %I:%M%p", read_only=True)
-    last_updated_by = serializers.SerializerMethodField()
-    name = serializers.CharField()
-    remarks = serializers.CharField(required=False)
-    history = EquipmentGroupHistoricalRecordField()
-
-    class Meta:
-        model = EquipmentGroup
-        fields = ('id', 'name', 'remarks',
-                  'last_updated', 'date_added', 'last_updated_by', 'history')
-        read_only_fields = ('id', 'last_updated',
-                            'date_added', 'last_updated_by', 'history')
-
-    @extend_schema_field(OpenApiTypes.STR)
-    def get_last_updated_by(self, obj):
-        return obj.history.first().history_user.username if obj.history.first().history_user else None

equipment_tracker/equipment_groups/urls.py

@@ -10,11 +10,6 @@ router.register(r'equipment_groups', views.EquipmentGroupViewSet)
 # Additionally, we include login URLs for the browsable API.
 urlpatterns = [
     path('', include(router.urls)),
-    # Logs for all equipments group
-    path('equipment_groups/logs', views.EquipmentGroupsLogsViewSet.as_view()),
-    # Logs for each equipment group
-    path('equipment_groups/<int:group_id>/logs/',
-         views.EquipmentGroupLogViewSet.as_view({'get': 'list'})),
     # Last changed equipment group
     path('equipment_groups/latest',
          views.LastUpdatedEquipmentGroupViewSet.as_view()),

equipment_tracker/equipment_groups/views.py

@@ -14,27 +14,6 @@ class EquipmentGroupViewSet(viewsets.ModelViewSet):
     serializer_class = serializers.EquipmentGroupSerializer
     queryset = EquipmentGroup.objects.all().order_by('id')
 
-# For viewing all  logs for all equipments
-
-
-class EquipmentGroupsLogsViewSet(generics.ListAPIView):
-    if (not DEBUG):
-        permission_classes = [IsAuthenticated, IsTechnician]
-    serializer_class = serializers.EquipmentGroupLogsSerializer
-    queryset = EquipmentGroup.history.all().order_by('-history_date')
-
-# For viewing logs per individual equipment
-
-
-class EquipmentGroupLogViewSet(viewsets.ReadOnlyModelViewSet):
-    if (not DEBUG):
-        permission_classes = [IsAuthenticated, IsTechnician]
-    serializer_class = serializers.EquipmentGroupLogSerializer
-
-    def get_queryset(self):
-        group_id = self.kwargs['group_id']
-        return EquipmentGroup.objects.filter(id=group_id)
-
 # Last changed equipment