namespace SJZY.Track.Domain;

public interface IBasicQuery<T> where T : IEntity
{
    /// <summary>
    /// top 1
    /// </summary>
    /// <param name="whereExpression"></param>
    /// <returns></returns>
    Task<T?> GetFirstAsync(Expression<Func<T, bool>> whereExpression);

    Task<TResult> GetFirstAsync<TResult>(Expression<Func<T, bool>> whereExpression,
        Expression<Func<T, TResult>> resultExpression);

    /// <summary>
    /// get list
    /// </summary>
    /// <param name="whereExpression"></param>
    /// <returns></returns>
    Task<List<T>> GetListAsync(Expression<Func<T, bool>> whereExpression);

    Task<List<TResult>> GetListAsync<TResult>(Expression<Func<T, bool>> whereExpression,
        Expression<Func<T, TResult>> resultExpression);

    /// <summary>
    /// count
    /// </summary>
    /// <param name="exp"></param>
    /// <returns></returns>
    Task<int> CountAsync(Expression<Func<T, bool>> exp);

    /// <summary>
    /// exists
    /// </summary>
    /// <param name="exp"></param>
    /// <returns></returns>
    Task<bool> IsAnyAsync(Expression<Func<T, bool>> exp);
}