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>

3 files changed, 136 insertions, 2 deletions

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)