using System.Collections.Generic;
using System.Threading.Tasks;
using System;
using Datamodels.BusinessModels;
using Datamodels.DatabaseModels;
using Datamodels.SearchModels;
using System.Linq.Expressions;

namespace Repositories.Interfaces
{
    public interface IFwMariaSearchRepo
    {
        Task<DataResult<List<Address>>> GetAllAddresses();

        /// <summary>
        /// Get Filtered Data from DB Provider without sorting
        /// </summary>
        /// <param name="filter">Object describing filters</param>
        /// <param name="skip">From row</param>
        /// <param name="take">To Row (-1 for all rows)</param>
        /// <param name="queryFieldDef">Table- and FieldDefinitions to load from</param>
        /// <returns>Result Object with Result information and list of DataObjects</returns>
        Task<DataResult<List<IEntityClass>>> GetFilteredData<T> (List<Expression> expressions, long skip = 0, long take = -1) where T: IEntityClass;

        /// <summary>
        /// Get all Data from query field definition sorted by sortModel
        /// </summary>
        /// <param name="queryFieldDef">Table and Field Descriptions to Query from</param>
        /// <param name="sortModel">Sorting Definitions</param>
        /// <returns>Result Object with Result information and list of DataObjects</returns>
        Task<object> GetAllSortedData (TableModel queryFieldDef, List<SortModel> sortModel);

        /// <summary>
        /// Get filtered and sorted DB Provider with given range of records
        /// </summary>
        /// <param name="queryFieldDef">Table- and Field Description to Query from</param>
        /// <param name="filter">Object describing filter</param>
        /// <param name="sortModel">Sorting Definitions</param>
        /// <param name="skip">From Row</param>
        /// <param name="take">To Row (-1) for all rows</param>
        /// <returns>Result Object with Result information and list of DataObjects</returns>
        Task<object> GetDataFilteredAndSorted(List<FilterModel> filter, List<SortModel> sortModel, long skip=0, long take=-1);

        /// <summary>
        /// Get Blob String from specific Field in specific Table - works only with id long fields
        /// </summary>
        /// <param name="tableName">Name of Table</param>
        /// <param name="fieldName">Name of Field</param>
        /// <param name="id">id value of Record</param>
        /// <returns>String with Blob data</returns>
        Task<string> GetBlobData(string tableName, string fieldName, long id);
    }
}