add type to usage

libs/nshmp-ws/gmm-services/gmm-usage.model.ts

@@ -19,6 +19,20 @@ export type GmmDistanceUsage = Response<string, GmmDistanceUsageResponse>;
  */
 export type GmmMagnitudeUsage = Response<string, GmmMagnitudeUsageResponse>;
 
+export enum GmmType {
+  ACTIVE_CRUST = 'ACTIVE_CRUST',
+  STABLE_CRUST = 'STABLE_CRUST',
+  SUBDUCTION_INTERFACE = 'SUBDUCTION_INTERFACE',
+  SUBDUCTION_SLAB = 'SUBDUCTION_SLAB',
+}
+
+enum Volcanic {
+  VOLCANIC = 'VOLCANIC',
+}
+
+export const GmmGroupType = {...GmmType, ...Volcanic};
+export type GmmGroupType = GmmType | Volcanic;
+
 /**
  * Gmm usage response in Response object.
  */
@@ -65,6 +79,7 @@ export interface GmmValue {
   id: string;
   label: string;
   supportedImts: string[];
+  type: GmmType;
 }
 
 /**
@@ -83,7 +98,9 @@ export interface GmmGroupValue {
   id: string;
   label: string;
   data: string[];
+  type: GmmGroupType;
 }
+
 /**
  * gmm usage parameter.
  */