public HttpResponseMessage PutAlbum(int id, Album albumEntity)
{
if (id <= 0)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"The id of the album must be positive");
return(errResponse);
}
try
{
var entity = this.albumRepository.Update(id, albumEntity);
var response = this.Request.CreateResponse(HttpStatusCode.OK, AlbumModel.CreateFromAlbumEntity(entity));
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = entity.AlbumId }));
return(response);
}
catch (DbUpdateConcurrencyException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.InternalServerError,
"The album could not be updated because of a concurrency problem");
return(errResponse);
}
catch (NullReferenceException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"There is no album with id=" + id);
return(errResponse);
}
}
public IEnumerable <AlbumModel> GetAll()
{
var entities = this.albumRepository.GetAll();
List <AlbumModel> models = new List <AlbumModel>();
foreach (var entity in entities)
{
models.Add(AlbumModel.CreateFromAlbumEntity(entity));
}
return(models);
}
public AlbumModel GetById(int id)
{
if (id <= 0)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"The id of the album must be positive");
throw new HttpResponseException(errResponse);
}
var entity = this.albumRepository.GetById(id);
if (entity != null)
{
AlbumModel model = AlbumModel.CreateFromAlbumEntity(entity);
return(model);
}
else
{
return(null);
}
}
public HttpResponseMessage PostAlbum(Album albumEntity)
{
if (albumEntity == null || albumEntity.Title == null)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The album is invalid");
return(errResponse);
}
try
{
var entity = this.albumRepository.Add(albumEntity);
var response = this.Request.CreateResponse(HttpStatusCode.Created, AlbumModel.CreateFromAlbumEntity(entity));
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = entity.AlbumId }));
return(response);
}
catch (DbUpdateConcurrencyException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.InternalServerError,
"The album could not be added because of a concurrency problem");
return(errResponse);
}
}