using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using AsbCloudApp.Data;
using AsbCloudApp.Requests;

namespace AsbCloudApp.Repositories;

/// <summary>
/// Репозиторий для записей с историей
/// </summary>
public interface IChangeLogRepository<TDto, TRequest>
	where TDto : ChangeLogAbstract
    where TRequest : ChangeLogBaseRequest
{
	/// <summary>
	/// Добавление записей
	/// </summary>
	/// <param name="idUser"></param>
	/// <param name="dtos"></param>
	/// <param name="token"></param>
	/// <returns></returns>
	Task<int> InsertRange(int idUser, IEnumerable<TDto> dtos, CancellationToken token);

	/// <summary>
	/// Редактирование записей
	/// </summary>
	/// <param name="idUser"></param>
	/// <param name="dtos"></param>
	/// <param name="token"></param>
	/// <returns></returns>
	Task<int> UpdateRange(int idUser, IEnumerable<TDto> dtos, CancellationToken token);

    /// <summary>
    /// Добавляет Dto у которых id == 0, изменяет dto у которых id != 0
    /// </summary>
    /// <param name="idUser"></param>
    /// <param name="dtos"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<int> UpdateOrInsertRange(int idUser, IEnumerable<TDto> dtos, CancellationToken token);

    /// <summary>
    /// Добавление записей с удалением старых (для импорта)
    /// </summary>
    /// <param name="idUser"></param>
    /// <param name="request"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<int> Clear(int idUser, TRequest request, CancellationToken token);

    /// <summary>
    /// Очистить и добавить новые
    /// </summary>
    /// <param name="idUser"></param>
    /// <param name="request"></param>
    /// <param name="dtos"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<int> ClearAndInsertRange(int idUser, TRequest request, IEnumerable<TDto> dtos, CancellationToken token);

    /// <summary>
    /// Удаление записей
    /// </summary>
    /// <param name="idUser"></param>
    /// <param name="ids"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<int> DeleteRange(int idUser, IEnumerable<int> ids, CancellationToken token);

    /// <summary>
    /// Получение дат изменений записей
    /// </summary>
    /// <param name="request"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<IEnumerable<DateOnly>> GetDatesChange(TRequest request, CancellationToken token);

    /// <summary>
    /// Получение журнала изменений
    /// </summary>
    /// <param name="request"></param>
    /// <param name="date">Фильтр по дате. Если null - вернет все</param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<IEnumerable<TDto>> GetChangeLog(TRequest request, DateOnly? date, CancellationToken token);

    /// <summary>
    /// Получение записей по параметрам
    /// </summary>
    /// <param name="request"></param>
    /// <param name="token"></param>
    /// <returns></returns>
    Task<IEnumerable<TDto>> Get(TRequest request, CancellationToken token);


}