/**
 * Created by robin on 12/11/16.
 */

(function () {
    'use strict';
    angular.module('luticate2Utils')
        .factory('luWebApiCrudDataAccess', ['luWebApiDataAccess', '$q', 'luUtilsDataAccess',
            function (luWebApiDataAccess, $q, luUtilsDataAccess) {

            var luWebApiCrudDataAccess = {};

            luWebApiCrudDataAccess.create = function (entry_point) {
                var DataAccess = luWebApiDataAccess.create(entry_point);


                DataAccess._initModel = function(model)
                {
                    if (model == null) {
                        return null;
                    }
                    model = angular.copy(model);
                    delete model.id;
                    delete model.updatedAt;
                    delete model.createdAt;
                    delete model.toString;
                    return model;
                };

                DataAccess.initModel = function(model)
                {
                    return DataAccess._initModel(model);
                };

                DataAccess.initListModel = function(list)
                {
                    var d = [];
                    for (var i = 0; i < list.length; ++i) {
                        d.push(DataAccess.initModel(list[i]));
                    }
                    return d;
                };

                DataAccess.initPaginatedModel = function(data)
                {
                    var d = {
                        count: data.count,
                        data: DataAccess.initListModel(data.data)
                    };
                    return d;
                };

                DataAccess.thenInitModel = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initModel(data));
                    }, deferred.reject);
                    return deferred.promise;
                };

                DataAccess.thenInitListModel = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initListModel(data));
                    }, deferred.reject);
                    return deferred.promise;
                };

                DataAccess.thenInitPaginatedModel = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initPaginatedModel(data));
                    }, deferred.reject);
                    return deferred.promise;
                };




                DataAccess.defaultDbo = {
                    id: null,
                    createdAt: null,
                    updatedAt: null,
                    toString: function()
                    {
                        return this.id;
                    }
                };

                DataAccess.extendDeep = function extendDeep(dst) {
                    angular.forEach(arguments, function(obj) {
                        if (obj !== dst) {
                            angular.forEach(obj, function(value, key) {
                                if (dst[key] && dst[key].constructor && dst[key].constructor === Object) {
                                    extendDeep(dst[key], value);
                                } else {
                                    dst[key] = value;
                                }
                            });
                        }
                    });
                    return dst;
                };

                DataAccess._initDbo = function(model)
                {
                    if (model == null) {
                        return null;
                    }
                    var dbo = DataAccess.extendDeep({}, DataAccess.defaultDbo, model);
                    dbo.createdAt = luUtilsDataAccess.stringToMomentDateTime(dbo.createdAt);
                    dbo.updatedAt = luUtilsDataAccess.stringToMomentDateTime(dbo.updatedAt);
                    return dbo;
                };

                DataAccess.initDbo = function(model)
                {
                    return DataAccess._initDbo(model);
                };

                DataAccess.initListDbo = function(list)
                {
                    var d = [];
                    for (var i = 0; i < list.length; ++i) {
                        d.push(DataAccess.initDbo(list[i]));
                    }
                    return d;
                };

                DataAccess.initPaginatedDbo = function(data)
                {
                    var d = {
                        count: data.count,
                        data: DataAccess.initListDbo(data.data)
                    };
                    return d;
                };

                DataAccess.thenInitDbo = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initDbo(data));
                    }, deferred.reject);
                    return deferred.promise;
                };

                DataAccess.thenInitListDbo = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initListDbo(data));
                    }, deferred.reject);
                    return deferred.promise;
                };

                DataAccess.thenInitPaginatedDbo = function(promise)
                {
                    var deferred = $q.defer();
                    promise.then(function(data)
                    {
                        deferred.resolve(DataAccess.initPaginatedDbo(data));
                    }, deferred.reject);
                    return deferred.promise;
                };
                
                
                
                DataAccess.getSingleById = function (id, luBusyGroups) {
                    return DataAccess.thenInitDbo(DataAccess.get(id, null, luBusyGroups));
                };

                DataAccess.getMultiple = function (orderBy, filter, page, perPage, luBusyGroups) {
                    return DataAccess.thenInitPaginatedDbo(DataAccess.get('', {
                        orderBy: orderBy,
                        filter: filter,
                        page: page,
                        perPage: perPage
                    }, luBusyGroups));
                };

                DataAccess.addDbo = function(data, luBusyGroups) {
                    var model = DataAccess.initModel(data);
                    return DataAccess.thenInitDbo(DataAccess.post('', null, model, luBusyGroups));
                };

                DataAccess.editSingleByIdDbo = function(id, data, luBusyGroups) {
                    var model = DataAccess.initModel(data);
                    return DataAccess.thenInitDbo(DataAccess.post(id, null, model, luBusyGroups));
                };

                DataAccess.deleteDbo = function(id, luBusyGroups) {
                    return DataAccess.thenInitDbo(DataAccess.delete(id, null, null, luBusyGroups));
                };

                return DataAccess;
            };

            return luWebApiCrudDataAccess;

        }]);
})();