viewSchema checkUnique prevent duplicate event in watcher: compare old vs new speeds

TransportSchema_Front/app/viewSchema/viewSchema.js

@@ -957,8 +957,10 @@ function ViewSchemaCtrl($scope, $http, $routeParams, $popover, $alert, $window,
 	}
 
 	vm.checkSpeedType = function(newValue, oldValue) {
-		if(vm.schema.speedTypes.output.length > 0) {
-			vm.checkSchemaUnique();
+		if(JSON.stringify(oldValue)!=JSON.stringify(newValue)) {
+			if(vm.schema.speedTypes.output.length > 0) {
+				vm.checkSchemaUnique();
+			}
 		}
 	}
 
@@ -1008,7 +1010,7 @@ function ViewSchemaCtrl($scope, $http, $routeParams, $popover, $alert, $window,
 	$scope.$watch('vm.schema.depBranch', vm.checkDepBranch);
 	$scope.$watch('vm.schema.arrBranch', vm.checkArrBranch);
 	//+++$scope.$watch('vm.schema.speedType', vm.checkSpeedType);
-	$scope.$watch('vm.schema.speedTypes.output', vm.checkSpeedType);
+	$scope.$watchCollection('vm.schema.speedTypes.output', vm.checkSpeedType);
 	//
 
 }