using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Shared
{
    public interface IImagesService<TImage>
    {
        // Retrieves an image by its unique identifier (id).
        // 'id' is the unique identifier of the image.
        Task<TImage> GetImageById(int id);

        // Retrieves all images, with pagination support.
        // This returns a list of all images in the system.
        Task<PaginationResult<TImage>> GetAllImage();

        // Retrieves a subset of images based on the provided index and page size.
        // 'index' is the starting point for pagination (page number).
        // 'pageSize' is the number of images per page.
        Task<PaginationResult<TImage>> GetSomeImage(int index, int pageSize);

        // Adds a new image to the system.
        // 'image' is the image object that will be added to the system.
        Task AddImage(TImage image);

        // Updates an existing image identified by its unique identifier ('id').
        // 'id' is the unique identifier of the image to be updated, and 'image' contains the updated image data.
        Task UpdateImage(int id, TImage image);

        // Removes an image from the system based on its unique identifier ('id').
        // 'id' is the unique identifier of the image to be removed from the system.
        Task RemoveImage(int id);

        // Retrieves the last Image ID.
        Task<int> GetLastImageId();
    }
}