[NEW] Route to get updated roles after a date

app/api/server/v1/roles.js

@@ -13,6 +13,23 @@ API.v1.addRoute('roles.list', { authRequired: true }, {
 	},
 });
 
+API.v1.addRoute('roles.sync', { authRequired: true }, {
+	get() {
+		const { updatedSince } = this.queryParams;
+
+		if (isNaN(Date.parse(updatedSince))) {
+			throw new Meteor.Error('error-updatedSince-param-invalid', 'The "updatedSince" query parameter must be a valid date.');
+		}
+
+		return API.v1.success({
+			roles: {
+				update: Roles.findByUpdatedDate(new Date(updatedSince), { fields: API.v1.defaultFieldsToExclude }).fetch(),
+				remove: Roles.trashFindDeletedAfter(new Date(updatedSince)).fetch(),
+			},
+		});
+	},
+});
+
 API.v1.addRoute('roles.create', { authRequired: true }, {
 	post() {
 		check(this.bodyParams, {

app/models/server/models/Roles.js

@@ -85,6 +85,14 @@ export class Roles extends Base {
 		return this.findOne(query, options);
 	}
 
+	findByUpdatedDate(updatedAfterDate, options) {
+		const query = {
+			_updatedAt: { $gte: new Date(updatedAfterDate) },
+		};
+
+		return this.find(query, options);
+	}
+
 	canAddUserToRole(uid, roleName, scope) {
 		const role = this.findOne({ _id: roleName }, { fields: { scope: 1 } });
 		if (!role) {

tests/end-to-end/api/13-roles.js

@@ -35,6 +35,33 @@ describe('[Roles]', function() {
 		});
 	});
 
+	describe('GET [/roles.sync]', () => {
+		it('should return an array of roles which are updated after updatedSice date when search by "updatedSince" query parameter', (done) => {
+			request.get(api('roles.sync?updatedSince=2018-11-27T13:52:01Z'))
+				.set(credentials)
+				.expect('Content-Type', 'application/json')
+				.expect(200)
+				.expect((res) => {
+					expect(res.body).to.have.property('success', true);
+					expect(res.body).to.have.property('roles');
+					expect(res.body.roles).to.have.property('update').and.to.be.an('array');
+					expect(res.body.roles).to.have.property('remove').and.to.be.an('array');
+				})
+				.end(done);
+		});
+
+		it('should return an error when updatedSince query parameter is not a valid ISODate string', (done) => {
+			request.get(api('roles.sync?updatedSince=fsafdf'))
+				.set(credentials)
+				.expect('Content-Type', 'application/json')
+				.expect(400)
+				.expect((res) => {
+					expect(res.body).to.have.property('success', false);
+				})
+				.end(done);
+		});
+	});
+
 	describe('POST [/roles.create]', () => {
 		it('should create a new role with Users scope', (done) => {
 			request.post(api('roles.create'))