add project count in analysisframework schema

apps/analysis_framework/dataloaders.py

@@ -3,6 +3,7 @@
 from promise import Promise
 from django.utils.functional import cached_property
 from django.db import models
+from project.models import Project
 
 from utils.graphene.dataloaders import DataLoaderWithContext, WithContextMixin
 
@@ -102,6 +103,38 @@ def batch_load_fn(self, keys):
         return Promise.resolve([_map[key] for key in keys])
 
 
+class AnalysisFrameworkProjectCountLoader(DataLoaderWithContext):
+    def batch_load_fn(self, keys):
+        stat_qs = Project.objects\
+            .filter(analysis_framework__in=keys)\
+            .order_by('analysis_framework').values('analysis_framework')\
+            .annotate(
+                project_count=models.functions.Coalesce(
+                    models.Count(
+                        'id',
+                        filter=models.Q(is_test=False)
+                    ),
+                    0,
+                ),
+                test_project_count=models.functions.Coalesce(
+                    models.Count(
+                        'id',
+                        filter=models.Q(is_test=True)
+                    ),
+                    0,
+                ),
+            ).values('analysis_framework', 'project_count', 'test_project_count')
+        _map = {
+            stat.pop('analysis_framework'): stat
+            for stat in stat_qs
+        }
+        _dummy = {
+            'project_count': 0,
+            'test_project_count': 0,
+        }
+        return Promise.resolve([_map.get(key, _dummy) for key in keys])
+
+
 class DataLoaders(WithContextMixin):
     @cached_property
     def secondary_widgets(self):
@@ -130,3 +163,7 @@ def members(self):
     @cached_property
     def af_tags(self):
         return AnalysisFrameworkTagsLoader(context=self.context)
+
+    @cached_property
+    def af_project_count(self):
+        return AnalysisFrameworkProjectCountLoader(context=self.context)

apps/analysis_framework/schema.py

@@ -97,6 +97,11 @@ class Meta:
     icon = graphene.Field(FileFieldType, required=False)
 
 
+class AnalysisFrameworkProjectCount(graphene.ObjectType):
+    project_count = graphene.Int(required=True)
+    test_project_count = graphene.Int(required=True)
+
+
 # NOTE: We have AnalysisFrameworkDetailType for detailed AF Type.
 class AnalysisFrameworkType(DjangoObjectType):
     class Meta:
@@ -122,6 +127,7 @@ class Meta:
         ),
         required=True,
     )
+    used_in_project_count = graphene.Field(AnalysisFrameworkProjectCount, required=True)
 
     @staticmethod
     def get_custom_node(_, info, id):
@@ -147,6 +153,10 @@ def resolve_allowed_permissions(root, info):
     def resolve_tags(root, info):
         return info.context.dl.analysis_framework.af_tags.load(root.id)
 
+    @staticmethod
+    def resolve_used_in_project_count(root, info):
+        return info.context.dl.analysis_framework.af_project_count.load(root.id)
+
 
 class AnalysisFrameworkRoleType(DjangoObjectType):
     class Meta:

schema.graphql

@@ -50,6 +50,7 @@ type AnalysisFrameworkDetailType {
   clonedFrom: ID
   allowedPermissions: [AnalysisFrameworkPermission!]!
   tags: [AnalysisFrameworkTagType!]!
+  usedInProjectCount: AnalysisFrameworkProjectCount!
   primaryTagging: [SectionType!]
   secondaryTagging: [WidgetType!]
   members: [AnalysisFrameworkMembershipType!]
@@ -136,6 +137,11 @@ type AnalysisFrameworkPredictionMappingType {
   widgetType: WidgetWidgetTypeEnum!
 }
 
+type AnalysisFrameworkProjectCount {
+  projectCount: Int!
+  testProjectCount: Int!
+}
+
 input AnalysisFrameworkPropertiesGqlInputType {
   statsConfig: AnalysisFrameworkPropertiesStatsConfigInputType
 }
@@ -218,6 +224,7 @@ type AnalysisFrameworkType {
   clonedFrom: ID
   allowedPermissions: [AnalysisFrameworkPermission!]!
   tags: [AnalysisFrameworkTagType!]!
+  usedInProjectCount: AnalysisFrameworkProjectCount!
 }
 
 type AnalysisFrameworkVisibleProjectType {