Refactor the resource and add api helper functions

Signed-off-by: bcmmbaga <bethuelmbaga12@gmail.com>

management/server/types/policyrule.go

@@ -1,9 +1,5 @@
 package types
 
-import (
-	"github.com/netbirdio/netbird/management/server/networks/resources/types"
-)
-
 // PolicyUpdateOperationType operation type
 type PolicyUpdateOperationType int
 
@@ -46,13 +42,13 @@ type PolicyRule struct {
 	Destinations []string `gorm:"serializer:json"`
 
 	// DestinationResource policy destination resource that the rule is applied to
-	DestinationResource types.Resource `gorm:"serializer:json"`
+	DestinationResource Resource `gorm:"serializer:json"`
 
 	// Sources policy source groups
 	Sources []string `gorm:"serializer:json"`
 
 	// SourceResource policy source resource that the rule is applied to
-	SourceResource types.Resource `gorm:"serializer:json"`
+	SourceResource Resource `gorm:"serializer:json"`
 
 	// Bidirectional define if the rule is applicable in both directions, sources, and destinations
 	Bidirectional bool

management/server/types/resource.go

@@ -0,0 +1,30 @@
+package types
+
+import (
+	"github.com/netbirdio/netbird/management/server/http/api"
+)
+
+type Resource struct {
+	ID   string
+	Type string
+}
+
+func (r *Resource) ToAPIResponse() *api.Resource {
+	if r.ID == "" && r.Type == "" {
+		return nil
+	}
+
+	return &api.Resource{
+		Id:   r.ID,
+		Type: api.ResourceType(r.Type),
+	}
+}
+
+func (r *Resource) FromAPIRequest(req *api.Resource) {
+	if req == nil {
+		return
+	}
+
+	r.ID = req.Id
+	r.Type = string(req.Type)
+}