UIOMatic.Controllers.PetaPocoObjectController.GetPaged C# (CSharp) Метод

        public UIOMaticPagedResult GetPaged(string typeName, int itemsPerPage, int pageNumber, string sortColumn,
            string sortOrder, string searchTerm)
        {
            var currentType = Type.GetType(typeName);
            var tableName = (TableNameAttribute)Attribute.GetCustomAttribute(currentType, typeof(TableNameAttribute));
            var uioMaticAttri = (UIOMaticAttribute)Attribute.GetCustomAttribute(currentType, typeof(UIOMaticAttribute));

            var db = (Database)DatabaseContext.Database;
            if (!string.IsNullOrEmpty(uioMaticAttri.ConnectionStringName))
                db = new Database(uioMaticAttri.ConnectionStringName);

            var query = new Sql().Select("*").From(tableName.Value);

            EventHandler<QueryEventArgs> tmp = BuildingQuery;
            if (tmp != null)
                tmp(this, new QueryEventArgs(currentType,tableName.Value, query,sortColumn,sortOrder,searchTerm));

            if (!string.IsNullOrEmpty(searchTerm))
            {
                int c = 0;
                foreach (var property in currentType.GetProperties())
                {
                    var attris = property.GetCustomAttributes();

                    if (!attris.Any(x=>x.GetType() == typeof(IgnoreAttribute)))
                    {
                        string before = "WHERE";
                        if (c > 0)
                            before = "OR";

                        var columnAttri =
                           attris.Where(x => x.GetType() == typeof(ColumnAttribute));

                        var columnName = property.Name;
                        if (columnAttri.Any())
                            columnName = ((ColumnAttribute)columnAttri.FirstOrDefault()).Name;

                        query.Append(before + " [" + columnName + "] like @0", "%" + searchTerm + "%");
                        c++;

                    }
                }
            }
            if (!string.IsNullOrEmpty(sortColumn) && !string.IsNullOrEmpty(sortOrder))
                query.OrderBy(sortColumn + " " + sortOrder);
            else if(!string.IsNullOrEmpty(uioMaticAttri.SortColumn) && !string.IsNullOrEmpty(uioMaticAttri.SortOrder))
            {
                query.OrderBy(uioMaticAttri.SortColumn + " " + uioMaticAttri.SortOrder);
            }
            else
            {
                var primaryKeyColum = "id";

                var primKeyAttri = currentType.GetCustomAttributes().Where(x => x.GetType() == typeof(PrimaryKeyAttribute));
                if (primKeyAttri.Any())
                    primaryKeyColum = ((PrimaryKeyAttribute)primKeyAttri.First()).Value;

                foreach (var property in currentType.GetProperties())
                {
                    var keyAttri = property.GetCustomAttributes().Where(x => x.GetType() == typeof(PrimaryKeyColumnAttribute));
                    if (keyAttri.Any())
                        primaryKeyColum = property.Name;
                }

                query.OrderBy(primaryKeyColum + " asc");
            }

            var temp = BuildedQuery;
            var qea = new QueryEventArgs(currentType, tableName.Value, query,sortColumn,sortOrder,searchTerm);
            if (temp != null)
                temp(this, qea);

            var p = db.Page<dynamic>(pageNumber, itemsPerPage, qea.Query);
            var result = new UIOMaticPagedResult
            {
                CurrentPage = p.CurrentPage,
                ItemsPerPage = p.ItemsPerPage,
                TotalItems = p.TotalItems,
                TotalPages = p.TotalPages
            };
            var items  = new List<object>();

            foreach (dynamic item in p.Items)
            {
                // get settable public properties of the type
                var props = currentType.GetProperties(BindingFlags.Public | BindingFlags.Instance)
                    .Where(x => x.GetSetMethod() != null);

                // create an instance of the type
                var obj = Activator.CreateInstance(currentType);

                // set property values using reflection
                var values = (IDictionary<string, object>)item;
                foreach (var prop in props)
                {
                    var columnAttri =
                           prop.GetCustomAttributes().Where(x => x.GetType() == typeof(ColumnAttribute));

                    var propName = prop.Name;
                    if (columnAttri.Any())
                        propName = ((ColumnAttribute)columnAttri.FirstOrDefault()).Name;

                    if(values.ContainsKey(propName))
                        prop.SetValue(obj, values[propName]);
                }

                items.Add(obj);
            }
            result.Items = items;
            return result;
        }