3.01-QCM_MuscuMaths/WebApi/ExtensionsClassLibrairie/AdministratorExtensionMethods.cs

using DTOs;
using Entities;
using Model;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ExtensionsClassLibrairie
{
    /// <summary>
    /// define some methods to manipulate entity, model and dto adminstrators :
    /// convert model to DTO, model to Entity, ...
    /// and equality protocols
    /// </summary>
    public static class AdministratorExtensionMethods
    {
        // conversion methods
        public static Administrator ToModel(this AdministratorEntity a)
            => new Administrator(a.Username, a.HashedPassword, a.Id);
        public static Administrator ToModel(this AdministratorDto a)
            => new Administrator(a.Username, a.HashedPassword, a.Id);
        public static AdministratorDto ToDto(this Administrator a)
            => new AdministratorDto { Id = a.Id, HashedPassword = a.HashedPassword, Username = a.Username };
        public static AdministratorEntity ToEntity(this Administrator a)
            => new AdministratorEntity { Id = a.Id, HashedPassword = a.HashedPassword, Username = a.Username };

        // reuse other methods
        public static AdministratorDto ToDto(this AdministratorEntity a)
            => a.ToModel().ToDto();
        public static AdministratorEntity ToEntity(this AdministratorDto a)
            => a.ToModel().ToEntity();

        public static string ToString(this AdministratorDto dto)
        {
            return $"{dto.Id} : {dto.Username}";
        }
    }
}