"use strict";
/**
 * Created by viktor.shevchenko on 2/13/2015.
 */
(function () {
    'use strict';
    angular.module('myitsmApp')
        .service('foundationService', ['configurationModel', 'searchService', function (configurationModel, searchService) {
            this.getFieldData = function (params) {
                return searchService.getFoundationItems(params); //todo: introduce caching
            };
            this.buildControls = function (type, options) {
                var config = _.cloneDeep(configurationModel.get('foundation.' + type));
                _.merge(config.fdFields, options);
                _.forEach(config.fdFields, function (fdField) {
                    if (fdField.connected) {
                        fdField.connected = config.fdFields[fdField.connected];
                    }
                });
                config.fdFields = _.sortBy(config.fdFields, 'index');
                return config;
            };
            this.prepareSearchOptions = function (fields, field) {
                var searchOptions = {}, dependantFields = _.filter(fields, function (item) {
                    return item.index < field.index;
                });
                _.forEach(dependantFields, function (item) {
                    if (item.value) {
                        searchOptions[item.searchOptionName] = item.value;
                    }
                });
                return _.isEmpty(searchOptions) ? angular.noop() : searchOptions;
            };
            this.setDependantFieldValues = function (fields, field, newValue) {
                _.forEach(fields, function (item) {
                    item.value = newValue.attributeMap[item.searchOptionName] ? newValue.attributeMap[item.searchOptionName] : '';
                });
            };
            this.resetFurtherFieldValues = function (fields, index) {
                _.forEach(fields, function (item) {
                    if (item.index > index) {
                        item.value = null;
                        item.id = null;
                    }
                });
            };
            this.resetFieldValue = function (fields, field) {
                field.value = null; //backend requires value to be null if it doesn't exist
                field.id = null;
                if (field.connected && field.connected.name) {
                    field.connected.value = '';
                    field.connected.id = '';
                }
                this.resetFurtherFieldValues(fields, field.index);
            };
            this.collectValues = function (fdControl) {
                var prepareObjectMap = {
                    site: prepareSiteObject,
                    organization: prepareOrganizationObject
                };
                return prepareObjectMap[fdControl.label](fdControl.fdFields);
            };
            function prepareSiteObject(fields) {
                var fieldsDict = _.keyBy(fields, 'name'), map = {
                    name: 'site',
                    region: 'region',
                    siteGroup: 'siteGroup',
                    companyName: 'company'
                }, result = {};
                _.forEach(map, function (item, key) {
                    result[key] = fieldsDict[item].value;
                    if (key === 'name') {
                        //special handling for site because in some cases, such as editing Change location, backend also requires siteId to be sent
                        result.siteId = fieldsDict[item].id;
                    }
                });
                return result;
            }
            function prepareOrganizationObject(fields) {
                var fieldsDict = _.keyBy(fields, 'name'), map = {
                    organization: 'organization',
                    department: 'department',
                    companyName: 'company'
                }, result = {};
                _.forEach(map, function (item, key) {
                    result[key] = fieldsDict[item].value;
                });
                return result;
            }
        }]);
})();