/*******************************************************************************
 * =============LICENSE_START=========================================================
 *
 * =================================================================================
 *  Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 *  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.
 * ============LICENSE_END=========================================================
 *
 *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
 *******************************************************************************/
appDS2.factory('ExecutionService', function ($http, $q, $log) {
	return {
		/**
		 * Gets one page of objects.
		 * @param {Number} pageNum - page number; e.g., 1 
		 * @param {Number} viewPerPage - number of items per page; e.g., 25
		 * @return {JSON} Response object from remote side
		 */
		getExecutions: function(pageNum,viewPerPage) {
			// cache control for IE
			let cc = "&cc=" + new Date().getTime().toString();
			let url = 'executions?pageNum=' + pageNum + '&viewPerPage=' + viewPerPage + cc;
			return $http({
					method: 'GET',
					url: url,
					cache: false,
					responseType: 'json' 
			}).then(function(response) {
				if (response.data == null || typeof response.data != 'object') 
					return $q.reject('ExecutionService.getExecutions: response.data null or not object');
				else 
					return response.data;
			}, 
			function(error) {
				$log.error('ExecutionService.getExecutions failed: ' + JSON.stringify(error));
				return $q.reject(error.statusText);
			});
		},
		
		getExecutionsByStatus: function(status) {
			// cache control for IE
			let cc = "&cc=" + new Date().getTime().toString();
			let url = 'executions?status=' + status + cc;
			return $http({
					method: 'GET',
					url: url,
					cache: false,
					responseType: 'json' 
			}).then(function(response) {
				if (response.data == null || typeof response.data != 'object') 
					return $q.reject('ExecutionService.getExecutions: response.data null or not object');
				else 
					return response.data;
			}, 
			function(error) {
				$log.error('ExecutionService.getExecutions failed: ' + JSON.stringify(error));
				return $q.reject(error.statusText);
			});
		},
		
		executeDeployment: function(executeRequest) {
			let url = 'executions';
			return $http({
					method: 'POST',
					url: url,
					data: executeRequest,
					responseType: 'json' 
			}).then(function(response) {
				if (response.data == null || typeof response.data != 'object') 
					return $q.reject('ExecutionService.executeDeployment: response.data null or not object');
				else 
					return response.data;
			}, 
			function(error) {
				$log.error('ExecutionService.executeDeployment failed: ' + JSON.stringify(error));
				return $q.reject(error.statusText);
			});
		},

		cancelExecution: function(id, deploymentId, action) {
			let url = 'executions/' + id + '?deployment_id=' + deploymentId + '&action=' + action;
			return $http({
					method: 'DELETE',
					url: url,
					cache: false,
					responseType: 'json' 
			}).then(function(response) {
				// This is called on response code 200..299.
				// On success, response.data is null.
				// On failure, response.data has an error message.
				return response.data;
			}, 
			function(error) {
				$log.error('ExecutionService.cancelExecution failed: ' + JSON.stringify(error));
				return $q.reject(error.statusText);
			});
		},
	};
});