using System.Collections.Generic;
using Kreta.Framework.Collections.Generic;

namespace Kreta.Framework.Entities.Generic
{
    public interface IEntityDBHelper<EntityType>
        where EntityType : Kreta.Framework.Entities.Entity
    {
        string EmptyQueryCommandText { get; }

        SDA.DataProvider.SDACommand CreateEmptyQueryCommand();

        SDA.DataProvider.SDACommand CreateDynamicQueryCommand(ColumnFilterMode columnFilterMode, IEnumerable<string> columns);

        void LoadEntityFields(EntityType entity, SDA.DataProvider.SDADataReader reader, ColumnFilterMode columnFilterMode, IEnumerable<string> columns);

        void LoadFromReader(EntityType entity, SDA.DataProvider.SDADataReader reader, ColumnFilterMode columnFilterMode, IEnumerable<string> columns);

        bool LoadEntityCollection(IEntityCollection<EntityType> collection, SDA.DataProvider.SDACommand command);

        bool LoadEntityCollection(IEntityCollection<EntityType> collection, SDA.DataProvider.SDACommand command, ColumnFilterMode columnFilterMode, IEnumerable<string> columns);

        bool LoadSingleEntity(EntityType entity, SDA.DataProvider.SDACommand command);

        bool LoadSingleEntity(EntityType entity, SDA.DataProvider.SDACommand command, ColumnFilterMode columnFilterMode, IEnumerable<string> columns);

        bool LoadByPartnerId(EntityType entity, string filterText, int partnerId);

        bool LoadByPartnerId(IEntityCollection<EntityType> collection, string filterText, int partnerId);

        void BindAttributes(EntityType entity, SDA.DataProvider.SDACommand command);

        void DynamicBindAttributes(EntityType entity, SDA.DataProvider.SDACommand command);

        void BindAssociations(EntityType entity, SDA.DataProvider.SDACommand command);

        void CreateParameterBinding(SDA.DataProvider.SDACommand command, Dictionary<string, object> commandParameters);
    }
}