"use strict";
/**
 * Created by viktor.shevchenko on 7/10/2014.
 */
(function () {
    'use strict';
    angular.module('myitsmApp')
        .factory('metadataModel', ['metadataService', '$q', function (metadataService, $q) {
            var metadataModel = {
                cache: {},
                allStatuses: []
            };
            metadataModel.getMetadataByType = function (type) {
                if (metadataModel.cache[type]) {
                    var isAngularPromise = _.has(metadataModel.cache[type], '$$state.status');
                    return $q.when(isAngularPromise ? metadataModel.cache[type] : angular.copy(metadataModel.cache[type]));
                }
                metadataModel.cache[type] = metadataService.getMetadataByType(type).then(function (response) {
                    metadataModel.cache[type] = response[0];
                    if (response[0] && response[0].statuses) {
                        metadataModel.allStatuses = _.unique((metadataModel.allStatuses.concat(response[0].statuses)), 'name');
                    }
                    return angular.copy(metadataModel.cache[type]);
                });
                return metadataModel.cache[type];
            };
            metadataModel.getMetadataByTypes = function (types) {
                var requestMetadataForTicketTypes = [], collectedMetaData = [];
                _.forEach(types, function (type) {
                    if (!metadataModel.cache[type]) {
                        requestMetadataForTicketTypes.push(type);
                    }
                    else {
                        collectedMetaData.push(angular.copy(metadataModel.cache[type]));
                    }
                });
                if (!requestMetadataForTicketTypes.length) {
                    return $q.when(collectedMetaData);
                }
                return metadataService.getMetadataByType(requestMetadataForTicketTypes).then(function (metadataArray) {
                    _.forEach(metadataArray, function (metadata) {
                        metadataModel.cache[metadata.metadatatype] = metadata;
                        collectedMetaData.push(metadata);
                        metadataModel.allStatuses = _.unique((metadataModel.allStatuses.concat(metadata.statuses)), 'name');
                    });
                    return collectedMetaData;
                });
            };
            //person metadata call for creating a new customer, we don't use type here when we make the backend call
            // because this is not a ticket, it is a resource
            metadataModel.getPersonMetadata = function (type) {
                metadataModel.cache[type] = metadataService.getPersonMetadata().then(function (response) {
                    metadataModel.cache[type] = response[0];
                    return angular.copy(metadataModel.cache[type]);
                });
                return metadataModel.cache[type];
            };
            return metadataModel;
        }]);
})();