Implement Graphql query node for the project roles

[sudan45]

Problem Statement

The 'Project roles' features uses a Rest API.

Acceptance Criteria

The 'Project Roles' feature works with a graphql query.

Additional Information

serializers

server/apps/project/serializers.py

Lines 69 to 116 in 6a82345

	class ProjectRoleSerializer(RemoveNullFieldsMixin,
	DynamicFieldsMixin,
	serializers.ModelSerializer):
	lead_permissions = serializers.SerializerMethodField()
	entry_permissions = serializers.SerializerMethodField()
	setup_permissions = serializers.SerializerMethodField()
	export_permissions = serializers.SerializerMethodField()
	assessment_permissions = serializers.SerializerMethodField()
	class Meta:
	model = ProjectRole
	fields = '__all__'
	def get_lead_permissions(self, roleobj):
	return [
	k
	for k, v in PROJECT_PERMISSIONS['lead'].items()
	if roleobj.lead_permissions & v != 0
	]
	def get_entry_permissions(self, roleobj):
	return [
	k
	for k, v in PROJECT_PERMISSIONS['entry'].items()
	if roleobj.entry_permissions & v != 0
	]
	def get_setup_permissions(self, roleobj):
	return [
	k
	for k, v in PROJECT_PERMISSIONS['setup'].items()
	if roleobj.setup_permissions & v != 0
	]
	def get_export_permissions(self, roleobj):
	return [
	k
	for k, v in PROJECT_PERMISSIONS['export'].items()
	if roleobj.export_permissions & v != 0
	]
	def get_assessment_permissions(self, roleobj):
	return [
	k
	for k, v in PROJECT_PERMISSIONS['assessment'].items()
	if roleobj.assessment_permissions & v != 0
	]

views

server/apps/project/views.py

Lines 147 to 156 in 6a82345

	class ProjectViewSet(viewsets.ModelViewSet):
	permission_classes = [permissions.IsAuthenticated,
	ModifyPermission]
	filter_backends = (django_filters.rest_framework.DjangoFilterBackend,
	filters.SearchFilter, filters.OrderingFilter)
	filterset_class = ProjectFilterSet
	search_fields = ('title', 'description',)
	def get_queryset(self):
	return get_filtered_projects(self.request.user, self.request.GET)