(function () {
    'use strict';

    var serviceId = 'rulesAdminDataContext';
    angular.module('rulesAdmin').factory(serviceId, ['$q', '$http', 'rulesAdminConfig', '$modal', datacontext]);


    function datacontext($q, $http, config, $modal) {

        var service = {
            getRules: getRules,
            getRuleById: getRuleById,
            createRule: createRule,
            saveRule: saveRule,
            deleteRule: deleteRule,
            toggleEnabled: toggleEnabled
        };

        return service;

        function handleError(response) {

            // The API response from the server should be returned in a
            // nomralized format. However, if the request was not handled by the
            // server (or what not handles properly - ex. server error), then we
            // may have to normalize it on our end, as best we can.
            if (
                !angular.isObject(response.data) ||
                !response.data.message
            ) {

                return ($q.reject("An unknown error occurred."));
            }

            // Otherwise, use expected error message.
            return ($q.reject(response.data.message));
        }


        // I transform the successful response, unwrapping the application data
        // from the API response payload.
        function handleSuccess(response) {
            return (response.data);
        }

        function getRules() {
            //no - so get from server
            var request = $http({
                method: "get",
                url: config.activityUrl + 'api/rule',
            });

            return (request.then(handleSuccess, handleError));
        }

        function getRuleById(rule) {
            //no - so get from server
            var request = $http({
                method: "get",
                url: config.activityUrl + 'api/rule/' + rule.id,
            });

            return (request.then(handleSuccess, handleError));
        }

        function createRule(rule) {
            //no - so get from server
            var request = $http({
                method: "post",
                url: config.activityUrl + 'api/rule',
                data: rule
            });

            return (request.then(handleSuccess, handleError));
        }

        function saveRule(rule) {
            //no - so get from server
            var request = $http({
                method: "put",
                url: config.activityUrl + 'api/rule/' + rule.id,
                data: rule
            });

            return (request.then(handleSuccess, handleError));
        }

        function deleteRule(rule) {
            //no - so get from server
            var request = $http({
                method: "delete",
                url: config.activityUrl + 'api/rule/' + rule.id,
                data: rule
            });

            return (request.then(handleSuccess, handleError));
        }

        function toggleEnabled(rule) {
            //no - so get from server
            var request = $http({
                method: "post",
                url: config.activityUrl + 'api/rule/' + rule.id +'/toggleenabled'
            });

            return (request.then(handleSuccess, handleError));
        }


    }


})();