updated changes for delete functionality for entities and relationship between entities.

Issue-ID: TEST-407
Change-Id: Ie8abaee76af001260ae999d3e56e886b8f449517
Signed-off-by: Kiran <kiran.mhetre@t-systems.com>

13 files changed, 245 insertions, 15 deletions

diff --git a/src/onapsdk/aai/aai_element.py b/src/onapsdk/aai/aai_element.py
index 907028d..5b72f95 100644
--- a/src/onapsdk/aai/aai_element.py
+++ b/src/onapsdk/aai/aai_element.py
@@ -215,6 +215,7 @@ class AaiResource(AaiElement):
             relationship (Relationship): Relationship to add
 
         """
+        self._logger.info("Adding relationship to aai resource")
         self.send_message(
             "PUT",
             f"add relationship to {self.__class__.__name__}",
@@ -223,3 +224,22 @@ class AaiResource(AaiElement):
             .get_template("aai_add_relationship.json.j2")
             .render(relationship=relationship),
         )
+
+    def delete_relationship(self, relationship: Relationship) -> None:
+        """Delete relationship from aai resource.
+
+        Delete relationship from resource using A&AI API
+
+        Args:
+            relationship (Relationship): Relationship to delete
+
+        """
+        self._logger.info("Deleting relationship from aai resource")
+        self.send_message(
+            "DELETE",
+            f"delete relationship from {self.__class__.__name__}",
+            f"{self.url}/relationship-list/relationship",
+            data=jinja_env()
+            .get_template("aai_delete_relationship.json.j2")
+            .render(relationship=relationship),
+        )
diff --git a/src/onapsdk/aai/business/customer.py b/src/onapsdk/aai/business/customer.py
index cdefd6f..1df1bc2 100644
--- a/src/onapsdk/aai/business/customer.py
+++ b/src/onapsdk/aai/business/customer.py
@@ -265,8 +265,8 @@ class ServiceSubscription(AaiResource):
                 yield CloudRegion.get_by_id(cloud_owner=cloud_region_data[0],
                                             cloud_region_id=cloud_region_data[1])
             except ResourceNotFound:
-                self._logger.error("Can't get cloud region %s %s", cloud_region_data[0], \
-                                                                   cloud_region_data[1])
+                self._logger.error("Can't get cloud region %s %s", cloud_region_data[0],
+                                   cloud_region_data[1])
 
     @property
     def tenants(self) -> Iterator["Tenant"]:
@@ -560,7 +560,7 @@ class Customer(AaiResource):
                 )
         except ResourceNotFound as exc:
             self._logger.info(
-                "Subscriptions are not " \
+                "Subscriptions are not "
                 "found for a customer: %s", exc)
         except APIError as exc:
             self._logger.error(
@@ -590,6 +590,22 @@ class Customer(AaiResource):
         )
         return self.get_service_subscription_by_service_type(service_type)
 
+    def delete_subscribed_service(self, service_sub: ServiceSubscription) -> None:
+        """Delete SDC Service subscription.
+
+        Args:
+            service_sub (str): Value defined by orchestration to identify this service
+                across ONAP.
+        """
+        self.send_message(
+            "DELETE",
+            "Delete service subscription",
+            (f"{self.base_url}{self.api_version}/business/customers/"
+             f"customer/{self.global_customer_id}/service-subscriptions/"
+             f"service-subscription/{service_sub.service_type}?"
+             f"resource-version={service_sub.resource_version}")
+        )
+
     def delete(self) -> None:
         """Delete customer.
 
diff --git a/src/onapsdk/aai/business/line_of_business.py b/src/onapsdk/aai/business/line_of_business.py
index 61fc0f8..a1b807d 100644
--- a/src/onapsdk/aai/business/line_of_business.py
+++ b/src/onapsdk/aai/business/line_of_business.py
@@ -16,11 +16,12 @@
 from typing import Any, Dict, Iterator
 
 from onapsdk.utils.jinja import jinja_env
+from onapsdk.aai.mixins.link_to_tenant import AaiResourceLinkToTenantMixin
 
 from ..aai_element import AaiResource
 
 
-class LineOfBusiness(AaiResource):
+class LineOfBusiness(AaiResource, AaiResourceLinkToTenantMixin):
     """Line of business class."""
 
     def __init__(self, name: str, resource_version: str) -> None:
@@ -121,3 +122,15 @@ class LineOfBusiness(AaiResource):
                                   f"Get {name} line of business",
                                   url)
         return cls(response["line-of-business-name"], response["resource-version"])
+
+    def delete(self) -> None:
+        """Delete line of business.
+
+        Sends request to A&AI to delete line of business object.
+
+        """
+        self.send_message(
+            "DELETE",
+            f"Delete line of business",
+            f"{self.url}?resource-version={self.resource_version}"
+        )
diff --git a/src/onapsdk/aai/business/owning_entity.py b/src/onapsdk/aai/business/owning_entity.py
index bf1e7c1..ebe9b11 100644
--- a/src/onapsdk/aai/business/owning_entity.py
+++ b/src/onapsdk/aai/business/owning_entity.py
@@ -21,8 +21,10 @@ from onapsdk.exceptions import ResourceNotFound
 
 from ..aai_element import AaiResource
 
+from ..mixins.link_to_tenant import AaiResourceLinkToTenantMixin
 
-class OwningEntity(AaiResource):
+
+class OwningEntity(AaiResource, AaiResourceLinkToTenantMixin):
     """Owning entity class."""
 
     def __init__(self, name: str, owning_entity_id: str, resource_version: str) -> None:
@@ -152,3 +154,15 @@ class OwningEntity(AaiResource):
             )
         )
         return cls.get_by_owning_entity_id(owning_entity_id)
+
+    def delete(self) -> None:
+        """Delete owning entity.
+
+        Sends request to A&AI to delete owning entity object.
+
+        """
+        self.send_message(
+            "DELETE",
+            f"Delete owning entity",
+            f"{self.url}?resource-version={self.resource_version}"
+        )
diff --git a/src/onapsdk/aai/business/platform.py b/src/onapsdk/aai/business/platform.py
index 5c12ba8..f652e32 100644
--- a/src/onapsdk/aai/business/platform.py
+++ b/src/onapsdk/aai/business/platform.py
@@ -121,3 +121,11 @@ class Platform(AaiResource):
                                   f"Get {name} platform",
                                   url)
         return cls(response["platform-name"], response["resource-version"])
+
+    def delete(self) -> None:
+        """Delete platform."""
+        self.send_message(
+            "DELETE",
+            f"Delete platform",
+            f"{self.url}?resource-version={self.resource_version}"
+        )
diff --git a/src/onapsdk/aai/business/project.py b/src/onapsdk/aai/business/project.py
index 989444a..fcab0e8 100644
--- a/src/onapsdk/aai/business/project.py
+++ b/src/onapsdk/aai/business/project.py
@@ -121,3 +121,11 @@ class Project(AaiResource):
                                   f"Get {name} project",
                                   url)
         return cls(response["project-name"], response["resource-version"])
+
+    def delete(self) -> None:
+        """Delete project."""
+        self.send_message(
+            "DELETE",
+            "Delete project",
+            f"{self.url}?resource-version={self.resource_version}"
+        )
diff --git a/src/onapsdk/aai/cloud_infrastructure/cloud_region.py b/src/onapsdk/aai/cloud_infrastructure/cloud_region.py
index 997f426..171be34 100644
--- a/src/onapsdk/aai/cloud_infrastructure/cloud_region.py
+++ b/src/onapsdk/aai/cloud_infrastructure/cloud_region.py
@@ -22,6 +22,7 @@ from onapsdk.exceptions import ResourceNotFound
 
 from ..aai_element import AaiResource
 from ..mixins.link_to_complex import AaiResourceLinkToComplexMixin
+from ..mixins.link_to_project import AaiResourceLinkToProjectMixin
 from .complex import Complex
 from .tenant import Tenant
 
@@ -66,7 +67,7 @@ class EsrSystemInfo:  # pylint: disable=too-many-instance-attributes
     openstack_region_id: str = None
 
 
-class CloudRegion(AaiResource, AaiResourceLinkToComplexMixin):  # pylint: disable=too-many-instance-attributes
+class CloudRegion(AaiResource, AaiResourceLinkToComplexMixin, AaiResourceLinkToProjectMixin):  # pylint: disable=too-many-instance-attributes
     """Cloud region class.
 
     Represents A&AI cloud region object.
diff --git a/src/onapsdk/aai/cloud_infrastructure/tenant.py b/src/onapsdk/aai/cloud_infrastructure/tenant.py
index 13d9aec..7377b8e 100644
--- a/src/onapsdk/aai/cloud_infrastructure/tenant.py
+++ b/src/onapsdk/aai/cloud_infrastructure/tenant.py
@@ -12,11 +12,11 @@
 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
-# from onapsdk.aai.cloud_infrastructure.cloud_region import CloudRegion
+#from onapsdk.aai.cloud_infrastructure.cloud_region import CloudRegion
 from ..aai_element import AaiResource
 
 
-class Tenant(AaiResource):
+class Tenant(AaiResource):  # pylint: disable=too-many-instance-attributes
     """Tenant class."""
 
     def __init__(self,  # pylint: disable=too-many-arguments
@@ -69,9 +69,12 @@ class Tenant(AaiResource):
             str: Url to get all tenants
 
         """
-        return (f"{cls.base_url}{cls.api_version}/cloud-infrastructure/cloud-regions/cloud-region/"
-                f"{cloud_region.cloud_owner}/{cloud_region.cloud_region_id}"
-                f"/tenants/")
+        return (
+            f"{cls.base_url}{cls.api_version}/cloud-infrastructure/"
+            f"cloud-regions/cloud-region/"
+            f"{cloud_region.cloud_owner}/{cloud_region.cloud_region_id}"
+            f"/tenants/"
+        )
 
     @property
     def url(self) -> str:
@@ -82,7 +85,8 @@ class Tenant(AaiResource):
 
         """
         return (
-            f"{self.base_url}{self.api_version}/cloud-infrastructure/cloud-regions/cloud-region/"
+            f"{self.base_url}{self.api_version}/cloud-infrastructure/"
+            f"cloud-regions/cloud-region/"
             f"{self.cloud_region.cloud_owner}/{self.cloud_region.cloud_region_id}"
             f"/tenants/tenant/{self.tenant_id}?"
             f"resource-version={self.resource_version}"
diff --git a/src/onapsdk/aai/mixins/link_to_complex.py b/src/onapsdk/aai/mixins/link_to_complex.py
index af43125..178447a 100644
--- a/src/onapsdk/aai/mixins/link_to_complex.py
+++ b/src/onapsdk/aai/mixins/link_to_complex.py
@@ -25,8 +25,8 @@ class AaiResourceLinkToComplexMixin:  # pylint: disable=too-few-public-methods
     """Link aai resource to complex mixin."""
 
     def link_to_complex(self, cmplx: "Complex",
-                        relationship_label: RelationshipLabelEnum =\
-                            RelationshipLabelEnum.LOCATED_IN) -> None:
+                        relationship_label: RelationshipLabelEnum = \
+                                RelationshipLabelEnum.LOCATED_IN) -> None:
         """Create a relationship with complex resource.
 
         Args:
diff --git a/src/onapsdk/aai/mixins/link_to_project.py b/src/onapsdk/aai/mixins/link_to_project.py
new file mode 100644
index 0000000..43c2191
--- /dev/null
+++ b/src/onapsdk/aai/mixins/link_to_project.py
@@ -0,0 +1,65 @@
+"""A&AI link to project module."""
+#   Copyright 2023 Deutsche Telekom AG
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+from typing import TYPE_CHECKING
+
+from ..aai_element import Relationship, RelationshipLabelEnum
+
+if TYPE_CHECKING:
+    from ..business.project import Project
+
+
+class AaiResourceLinkToProjectMixin:  # pylint: disable=too-few-public-methods
+    """Link aai resource to project mixin."""
+
+    def link_to_project(self, project: "Project") -> None:
+        """Create a relationship with project resource.
+
+        Args:
+            project (Project): Project object to create relationship with.
+
+        """
+        pro_relationship: Relationship = Relationship(
+            related_to="project",
+            related_link=project.url,
+            relationship_data=[
+                {
+                    "relationship-key": "project.project-name",
+                    "relationship-value": project.name,
+                }
+            ],
+            relationship_label=RelationshipLabelEnum.PART_OF.value,
+        )
+        self.add_relationship(pro_relationship)
+
+    def delete_relationship_with_project(self, project: "Project") -> None:
+        """Delete relationship with project resource.
+
+        Args:
+            project (Project): Project object to delete relationship with.
+
+        """
+        proj_relationship: Relationship = Relationship(
+            related_to="project",
+            related_link=project.url,
+            relationship_data=[
+                {
+                    "relationship-key": "project.project-name",
+                    "relationship-value": project.name,
+                }
+            ],
+            relationship_label=RelationshipLabelEnum.PART_OF.value,
+        )
+        self.delete_relationship(proj_relationship)
diff --git a/src/onapsdk/aai/mixins/link_to_tenant.py b/src/onapsdk/aai/mixins/link_to_tenant.py
new file mode 100644
index 0000000..8eef5b3
--- /dev/null
+++ b/src/onapsdk/aai/mixins/link_to_tenant.py
@@ -0,0 +1,69 @@
+"""A&AI link to project module."""
+#   Copyright 2023 Deutsche Telekom AG
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+from typing import TYPE_CHECKING
+
+from ..aai_element import Relationship, RelationshipLabelEnum
+
+if TYPE_CHECKING:
+    from ..cloud_infrastructure.tenant import Tenant
+
+
+class AaiResourceLinkToTenantMixin:  # pylint: disable=too-few-public-methods
+    """Link aai resource to tenant mixin."""
+
+    def link_to_tenant(self, tnant: "Tenant") -> None:
+        """Create a relationship with tenant resource.
+
+        few resources create same relationship with tenant
+
+        Args:
+            tenant (Tenant): Tenant object to create relationship with.
+
+        """
+        tnt_relationship: Relationship = Relationship(
+            related_to="tenant",
+            related_link=tnant.url,
+            relationship_data=[
+                {
+                    "relationship-key": "tenant.name",
+                    "relationship-value": tnant.name,
+                }
+            ],
+            relationship_label=RelationshipLabelEnum.USES.value,
+        )
+        self.add_relationship(tnt_relationship)
+
+    def delete_relationship_with_tenant(self, tenant: "Tenant") -> None:
+        """Delete relationship with tenant resource.
+
+        as few resources delete same relationship with tenant
+
+        Args:
+            tenant (Tenant): Tenant object to delete relationship with.
+
+        """
+        tenant_relationship: Relationship = Relationship(
+            related_to="tenant",
+            related_link=tenant.url,
+            relationship_data=[
+                {
+                    "relationship-key": "tenant.name",
+                    "relationship-value": tenant.name,
+                }
+            ],
+            relationship_label=RelationshipLabelEnum.USES.value,
+        )
+        self.delete_relationship(tenant_relationship)
diff --git a/src/onapsdk/aai/network/site_resource.py b/src/onapsdk/aai/network/site_resource.py
index 11a50c1..e6916f7 100644
--- a/src/onapsdk/aai/network/site_resource.py
+++ b/src/onapsdk/aai/network/site_resource.py
@@ -19,9 +19,10 @@ from onapsdk.utils.jinja import jinja_env
 from ..aai_element import AaiResource, Relationship, RelationshipLabelEnum
 from ..cloud_infrastructure import Complex
 from ..mixins.link_to_complex import AaiResourceLinkToComplexMixin
+from ..mixins.link_to_project import AaiResourceLinkToProjectMixin
 
 
-class SiteResource(AaiResource, AaiResourceLinkToComplexMixin):  # pylint: disable=too-many-instance-attributes
+class SiteResource(AaiResource, AaiResourceLinkToComplexMixin, AaiResourceLinkToProjectMixin):  # pylint: disable=too-many-instance-attributes
     """Site resource class."""
 
     def __init__(self,  # pylint: disable=too-many-locals
diff --git a/src/onapsdk/aai/templates/aai_delete_relationship.json.j2 b/src/onapsdk/aai/templates/aai_delete_relationship.json.j2
new file mode 100644
index 0000000..5d7acb8
--- /dev/null
+++ b/src/onapsdk/aai/templates/aai_delete_relationship.json.j2
@@ -0,0 +1,11 @@
+{
+    "related-to": "{{ relationship.related_to }}",
+    "related-link": "{{ relationship.related_link }}",
+    {% if relationship.relationship_label %}
+        "relationship-label": "{{ relationship.relationship_label }}",
+    {% endif %}
+    {% if relationship.related_to_property %}
+        "related-to-property": {{ relationship.related_to_property | tojson }},
+    {% endif %}
+    "relationship-data": {{ relationship.relationship_data | tojson }}
+}
\ No newline at end of file