phase1 opa pdp changes

For details on scope and implementation, please check.
https://lf-onap.atlassian.net/wiki/spaces/DW/pages/51150925/OPA+PDP
Code Coverage Total: 70.8%

Issue-ID: POLICY-5156
Change-Id: Ied07ee1596e9f447183fb715baaa68c704a9fe99
Signed-off-by: gururajarao79 <gb00566633@techmahindra.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/pkg/pdpstate/pdpstate.go b/pkg/pdpstate/pdpstate.go
new file mode 100644
index 0000000..0adaa2e
--- /dev/null
+++ b/pkg/pdpstate/pdpstate.go
@@ -0,0 +1,45 @@
+// -
+//   ========================LICENSE_START=================================
+//   Copyright (C) 2024: Deutsche Telecom
+//
+//   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.
+//   ========================LICENSE_END===================================
+
+// The pdpstate package manages the state of the Policy Decision Point (PDP), allowing for dynamic updates
+// and retrieval of the PDP's current operational state. States are represented using the model.PdpState type.
+package pdpstate
+
+import (
+	"policy-opa-pdp/pkg/model"
+)
+
+var (
+	State           model.PdpState = model.Passive // The current state of the PDP.
+	GetCurrentState                = GetState      // An alias for the GetState function.
+)
+
+// sets the Pdp State retrieved from the message from Pap
+func SetState(stringState string) error {
+	newState, err := model.ConvertStringToEnumState(stringState)
+	if err != nil {
+		return err
+	}
+
+	State = newState
+	return nil
+}
+
+// Retrieves the current PDP state.
+func GetState() model.PdpState {
+	return State
+}