public HttpResponseMessage PutArtist(int id, Artist artistEntity)
{
if (id <= 0)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"The id of the artist must be positive");
return(errResponse);
}
try
{
var entity = this.artistRepository.Update(id, artistEntity);
var response = this.Request.CreateResponse(HttpStatusCode.OK, ArtistModel.CreateFromArtistEntity(entity));
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = entity.ArtistsId }));
return(response);
}
catch (DbUpdateConcurrencyException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.InternalServerError,
"The artist could not be updated because of a concurrency problem");
return(errResponse);
}
catch (NullReferenceException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"There is no artist with id=" + id);
return(errResponse);
}
}
public IEnumerable <ArtistModel> GetAll()
{
var entities = this.artistRepository.GetAll();
List <ArtistModel> models = new List <ArtistModel>();
foreach (var entity in entities)
{
models.Add(ArtistModel.CreateFromArtistEntity(entity));
}
return(models);
}
public ArtistModel GetById(int id)
{
if (id <= 0)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest,
"The id of the artist must be positive");
throw new HttpResponseException(errResponse);
}
var entity = this.artistRepository.GetById(id);
if (entity != null)
{
ArtistModel model = ArtistModel.CreateFromArtistEntity(entity);
return(model);
}
else
{
return(null);
}
}
public HttpResponseMessage PostArtist(Artist artistEntity)
{
if (artistEntity == null || artistEntity.Name == null)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The artist is invalid");
return(errResponse);
}
try
{
var entity = this.artistRepository.Add(artistEntity);
var response = this.Request.CreateResponse(HttpStatusCode.Created, ArtistModel.CreateFromArtistEntity(entity));
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = entity.ArtistsId }));
return(response);
}
catch (DbUpdateConcurrencyException)
{
var errResponse = this.Request.CreateErrorResponse(HttpStatusCode.InternalServerError,
"The artist could not be added because of a concurrency problem");
return(errResponse);
}
}