MusicAPI/Controllers/SongController.cs

using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using MusicAPI.BaseModel;
using System.Reflection;

namespace MusicAPI.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class SongController : Controller
    {
        [Route("GetSongs")]
        [HttpGet]
        public List<Song> GetSongs()
        {
            using (SongListContext DB = new SongListContext())
            {
                return DB.Songs.Include("IdArtistNavigation").Include("IdGenreNavigation").ToList();
            }
        }


        [Route("PostSong")]
        [HttpPost]
        public IActionResult PostSong([FromBody] Song song)
        {
            if (song == null)
            {
                return BadRequest("Песня пустая");
            }
            song.IdSong = default(int);
            using (SongListContext DB = new SongListContext())
            {
                DB.Songs.Add(song);
                try
                {
                    DB.SaveChanges();
                    return Ok();
                }
                catch (Exception ex)
                {
                    return BadRequest($"{ex.Message}");
                }
            }
        }

        [Route("PutSong")]
        [HttpPut]
        public IActionResult PutProduct([FromBody] Song song)
        {
            Song? UpdateSong;
            using (SongListContext DB = new SongListContext())
            {
                UpdateSong = DB.Songs.Find(song.IdSong);
                if (UpdateSong is null)
                {
                    return BadRequest("Песни нет");
                }
                UpdateSong.NameSong = song.NameSong;
                UpdateSong.Duration = song.Duration;
                UpdateSong.IdArtistNavigation = song.IdArtistNavigation;
                UpdateSong.IdGenreNavigation = song.IdGenreNavigation;
                try
                {
                    DB.SaveChanges();
                    return Ok();
                }
                catch (Exception ex)
                {
                    return BadRequest(ex.Message);
                }
            }
        }


        [Route("DeleteSong")]
        [HttpDelete]
        public IActionResult DeleteSong([FromQuery] int id)
        {
            using (SongListContext DB = new SongListContext())
            {
                Song song = DB.Songs.Find(id);
                if (song is null)
                {
                    return BadRequest("Такой нет");
                }
                DB.Songs.Remove(song);
                try
                {
                    DB.SaveChanges();
                    return Ok();
                }
                catch (Exception)
                {
                    return BadRequest("Что то пошло не так");
                }
            }
        }
    }

}