Move statistics code to metrics app

Pipfile

@@ -60,6 +60,6 @@ python_version = "3.8"
 isort = "isort api -c --skip migrations"
 flake8 = "flake8 --filename \"*.py\" --extend-exclude \"server,api/migrations,api/views/__init__.py,authentification,api/apps.py\""
 wait_for_db = "python manage.py wait_for_db"
-test = "python manage.py test api.tests roles.tests members.tests"
+test = "python manage.py test api.tests roles.tests members.tests metrics.tests"
 migrate = "python manage.py migrate"
 collectstatic = "python manage.py collectstatic --noinput"

backend/api/urls.py

@@ -2,7 +2,7 @@ from django.urls import include, path
 
 from .views import (annotation, auto_labeling, comment, example, example_state,
                     export_dataset, health, import_dataset, import_export,
-                    label, project, statistics, tag, task, user)
+                    label, project, tag, task, user)
 from .views.tasks import category, relation, span, text
 
 urlpatterns_project = [
@@ -26,26 +26,6 @@ urlpatterns_project = [
         view=export_dataset.DownloadAPI.as_view(),
         name='download-dataset'
     ),
-    path(
-        route='progress',
-        view=statistics.ProgressAPI.as_view(),
-        name='progress'
-    ),
-    path(
-        route='member-progress',
-        view=statistics.MemberProgressAPI.as_view(),
-        name='member_progress'
-    ),
-    path(
-        route='category-distribution',
-        view=statistics.CategoryTypeDistribution.as_view(),
-        name='category_distribution'
-    ),
-    path(
-        route='span-distribution',
-        view=statistics.SpanTypeDistribution.as_view(),
-        name='span_distribution'
-    ),
     path(
         route='category-types',
         view=label.CategoryTypeList.as_view(),

backend/app/settings.py

@@ -54,6 +54,7 @@ INSTALLED_APPS = [
     'api.apps.ApiConfig',
     'roles.apps.RolesConfig',
     'members.apps.MembersConfig',
+    'metrics.apps.MetricsConfig',
     'rest_framework',
     'rest_framework.authtoken',
     'django_filters',

backend/app/urls.py

@@ -43,6 +43,7 @@ urlpatterns += [
     path('v1/', include('api.urls')),
     path('v1/', include('roles.urls')),
     path('v1/projects/<int:project_id>/', include('members.urls')),
+    path('v1/projects/<int:project_id>/metrics/', include('metrics.urls')),
     path('swagger/', schema_view.with_ui('swagger', cache_timeout=0), name='schema-swagger-ui'),
     re_path('', TemplateView.as_view(template_name='index.html')),
 ]

backend/metrics/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class MetricsConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'metrics'

backend/api/tests/api/test_statistics.py → backend/metrics/tests.py

@@ -2,8 +2,8 @@ from model_mommy import mommy
 from rest_framework import status
 from rest_framework.reverse import reverse
 
-from ...models import DOCUMENT_CLASSIFICATION
-from .utils import CRUDMixin, make_doc, make_label, prepare_project
+from api.tests.api.utils import CRUDMixin, prepare_project, make_doc, make_label
+from api.models import DOCUMENT_CLASSIFICATION
 
 
 class TestMemberProgress(CRUDMixin):

backend/metrics/urls.py

@@ -0,0 +1,26 @@
+from django.urls import path
+
+from .views import ProgressAPI, MemberProgressAPI, CategoryTypeDistribution, SpanTypeDistribution
+
+urlpatterns = [
+    path(
+        route='progress',
+        view=ProgressAPI.as_view(),
+        name='progress'
+    ),
+    path(
+        route='member-progress',
+        view=MemberProgressAPI.as_view(),
+        name='member_progress'
+    ),
+    path(
+        route='category-distribution',
+        view=CategoryTypeDistribution.as_view(),
+        name='category_distribution'
+    ),
+    path(
+        route='span-distribution',
+        view=SpanTypeDistribution.as_view(),
+        name='span_distribution'
+    ),
+]

backend/api/views/statistics.py → backend/metrics/views.py

@@ -6,11 +6,9 @@ from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
+from api.models import Example, ExampleState, Project, Annotation, Label, Category, CategoryType, Span, SpanType
 from members.permissions import IsInProjectReadOnlyOrAdmin
 
-from ..models import (Annotation, Category, CategoryType, Example,
-                      ExampleState, Label, Project, Span, SpanType)
-
 
 class ProgressAPI(APIView):
     permission_classes = [IsAuthenticated & IsInProjectReadOnlyOrAdmin]