"use strict";
/**
 * Created by ygowtham on 6/16/2015.
 */
(function () {
    'use strict';
    angular.module('changeModule')
        .factory('collisionModel', ['collisionService', '$q',
        function (collisionService, $q) {
            var collisionModel = {};
            /**
             * Added by ygowtham on 6/16/2015 (I1 - G1.3)
             * @ngdoc method
             * @name myitsmApp.collisionModel#getListOfCollisions
             *
             * @description
             * Retrieves collision information for the context
             * @param {Object} context - Object that has information about the ticket/KA required in the request API.
             */
            collisionModel.getListOfCollisionsById = function (context, includeCIDetails) {
                /**
                 * @namespace
                 * @property {object}  context          - Collision Request parameters.
                 * @property {string}  context.id       - UUID of the ticket/change
                 * @property {boolean} includeCIDetails - Flag to include CI Details in response or not.
                 */
                var params = { id: context.id, includeCIDetails: includeCIDetails };
                return collisionService.getListOfCollisionsById(params);
            };
            /**
             * @ngdoc method
             * @name myitsmApp.collisionModel#getListOfCollisionsAndCiByDate
             *
             * @description
             * Retrieves collision information for the specified context and date interval
             * @param {String} contextId - ticket id to exclude itself from the result.
             * @param {Date} start - scheduled start date of the request interval.
             * @param {Date} end - scheduled end date of the request interval.
             * @param {Array} linkedCIs - list of CIs to run collision detection.
             */
            collisionModel.getListOfCollisionsAndCiByDate = function (start, end, linkedCIs) {
                var params = {
                    scheduledDateRange: {
                        start: start.getTime(),
                        end: end.getTime()
                    },
                    configurationItems: []
                };
                _.forEach(linkedCIs, function (item) {
                    params.configurationItems.push({
                        reconciliationId: item.id
                    });
                });
                return collisionService.getListOfCollisionsAndCiByDate(params);
            };
            /**
             * @ngdoc method
             * @name myitsmApp.collisionModel#getListOfCollisionsByDate
             *
             * @description
             * Retrieves collision information for the specified context and date interval
             * @param {String} contextId - ticket id to exclude itself from the result.
             * @param {Date} start - scheduled start date of the request interval.
             * @param {Date} end - scheduled end date of the request interval.
             * @param {Array} linkedCIs - list of CIs to run collision detection.
             * @param {Array} filters - the set of filters that will be applied to the resulting collisions.
             */
            collisionModel.getListOfCollisionsByDate = function (contextId, start, end, linkedCIs, filters) {
                if (!start || !end) {
                    return $q.when({
                        changeRequests: [],
                        outages: []
                    });
                }
                var params = {
                    types: [
                        EntityVO.TYPE_BUSINESS_EVENT
                    ],
                    scheduledDateRange: {
                        start: start.getTime(),
                        end: end.getTime()
                    },
                    configurationItems: []
                };
                if (linkedCIs && linkedCIs.length) {
                    params.types.push(EntityVO.TYPE_CHANGE);
                    params.types.push(EntityVO.TYPE_OUTAGE);
                    _.forEach(linkedCIs, function (item) {
                        params.configurationItems.push({
                            reconciliationId: item.id
                        });
                    });
                }
                var filterCriteria = _.extend(params, filters);
                return collisionService
                    .getListOfCollisionsByDate({ filterCriteria: filterCriteria })
                    .then(function (response) {
                    var data = response[0] && response[0].items && response[0].items[0] && response[0].items[0].objects, result = {};
                    result.changeRequests = data ? _.filter(data, { "type": EntityVO.TYPE_CHANGE }) : [];
                    result.changeRequests = _.filter(result.changeRequests, function (item) { return item.id != contextId; });
                    result.outages = data ? _.filter(data, { "type": EntityVO.TYPE_OUTAGE }) : [];
                    result.businessEvents = data ? _.filter(data, { "type": EntityVO.TYPE_BUSINESS_EVENT }) : [];
                    result.changeRequests = normalizeTimings(result.changeRequests);
                    result.outages = normalizeTimings(result.outages);
                    result.businessEvents = normalizeTimings(result.businessEvents);
                    return result;
                });
            };
            function normalizeTimings(events) {
                var result = [];
                _.forEach(events, function (event) {
                    _.forEach(event.timings, function (timing) {
                        var eventCopy = _.cloneDeep(event);
                        eventCopy.scheduledStartDate = timing.startDate;
                        eventCopy.scheduledEndDate = timing.endDate;
                        eventCopy.title = eventCopy.additionalInformation.timeSegmentDesc || eventCopy.title;
                        delete eventCopy.timings;
                        result.push(eventCopy);
                    });
                });
                return result;
            }
            /**
             * @ngdoc method
             * @name myitsmApp.collisionModel#addCollisionStatuses
             *
             * @description
             * Updates collision statuses
             * @param {String} collisionPayload - Collision statuses
             */
            collisionModel.addCollisionStatuses = function (collisionPayload, id) {
                /**
                 * @namespace
                 * @property {string}  id    - UUID of the ticket/change
                 */
                var params = collisionPayload;
                return collisionService.addCollisionStatuses(params, id);
            };
            return collisionModel;
        }
    ]);
})();