SWS-31: Enable and disable capability views

Added Pyramid views for enabling and disabling capabilities (just sets a new boolean enabled column value to true or false)

In the future, this enabled value will determine if capability requests can be created for the capability.

services/capability/src/capability/views/capability.py

@@ -42,6 +42,7 @@ def create_capability(request: Request) -> Response:
     URL: capability/create
 
     :param request: POST request, expecting JSON parameters ["capability_name", "steps", "max_jobs"]
+        optionally, accepts a boolean "enabled" parameter
     :return: Response with JSON-formatted capability info of newly created capability
     or 400 response (HTTPBadRequest) if expected parameters not given
     or 412 response (HTTPPreconditionFailed) if capability with given name already exists
@@ -67,6 +68,7 @@ def create_capability(request: Request) -> Response:
             name=params["capability_name"],
             steps=params["steps"],
             max_jobs=params["max_jobs"],
+            enabled=params.get("enabled", True),
         )
         request.capability_info.save_entity(new_capability)
         return Response(json_body=new_capability.__json__())
@@ -98,11 +100,11 @@ def edit_capability(request: Request) -> Response:
         return HTTPBadRequest(detail=params_not_given_msg)
     elif not request.capability_info.lookup_capability(capability_name):
         # Capability with given name does not exist
-        already_exists_msg = (
+        does_not_exist_msg = (
             f"Capability {capability_name} does not exist.",
             f"To instead create a new capability, use capability/create with the same parameters.",
         )
-        return HTTPPreconditionFailed(detail=already_exists_msg)
+        return HTTPPreconditionFailed(detail=does_not_exist_msg)
     else:
         steps = params.get("steps", None)
         max_jobs = params.get("max_jobs", None)
@@ -111,3 +113,35 @@ def edit_capability(request: Request) -> Response:
             return Response(body="Capability successfully edited!")
         else:
             return HTTPExpectationFailed(detail=f"Unable to edit capability {capability_name}.")
+
+
+@view_config(route_name="enable_capability", renderer="json")
+def enable_capability(request: Request) -> Response:
+    capability_name = request.matchdict["capability_name"]
+
+    if not request.capability_info.lookup_capability(capability_name):
+        # Capability with given name does not exist
+        does_not_exist_msg = f"Capability {capability_name} does not exist. Cannot enable."
+        return HTTPPreconditionFailed(detail=does_not_exist_msg)
+    else:
+        success = request.capability_info.edit_capability(capability_name, enabled=True)
+        if success:
+            return Response(body="Capability successfully enabled!")
+        else:
+            return HTTPExpectationFailed(detail=f"Unable to enable capability {capability_name}.")
+
+
+@view_config(route_name="disable_capability", renderer="json")
+def disable_capability(request: Request) -> Response:
+    capability_name = request.matchdict["capability_name"]
+
+    if not request.capability_info.lookup_capability(capability_name):
+        # Capability with given name does not exist
+        does_not_exist_msg = f"Capability {capability_name} does not exist. Cannot disable."
+        return HTTPPreconditionFailed(detail=does_not_exist_msg)
+    else:
+        success = request.capability_info.edit_capability(capability_name, enabled=False)
+        if success:
+            return Response(body="Capability successfully disabled!")
+        else:
+            return HTTPExpectationFailed(detail=f"Unable to disable capability {capability_name}.")