[ADF-4911] migrate identity role service (#5096)

* migrate IdentityRoleService implementation

* update unit tests

* move interfaces to the origin

* move models to proper places

* migrate model to interface

* fix test

* update docs

lib/core/models/identity-group.model.ts

@@ -0,0 +1,68 @@
+/*!
+ * @license
+ * Copyright 2019 Alfresco Software, Ltd.
+ *
+ * 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.
+ */
+
+import { Pagination } from '@alfresco/js-api';
+
+export class IdentityGroupModel {
+
+    id: string;
+    name: string;
+    path: string;
+    realmRoles: string[];
+    clientRoles: any;
+    access: any;
+    attributes: any;
+
+    constructor(obj?: any) {
+        if (obj) {
+            this.id = obj.id || null;
+            this.name = obj.name || null;
+            this.path = obj.path || null;
+            this.realmRoles = obj.realmRoles || null;
+            this.clientRoles = obj.clientRoles || null;
+            this.access = obj.access || null;
+            this.attributes = obj.attributes || null;
+        }
+    }
+}
+
+export interface IdentityGroupSearchParam {
+    name?: string;
+}
+
+export interface IdentityGroupQueryResponse {
+
+    entries: IdentityGroupModel[];
+    pagination: Pagination;
+}
+
+export class IdentityGroupQueryCloudRequestModel {
+
+    first: number;
+    max: number;
+
+    constructor(obj?: any) {
+        if (obj) {
+            this.first = obj.first;
+            this.max = obj.max;
+        }
+    }
+}
+
+export interface IdentityGroupCountModel {
+    count: number;
+}