public Task Add([FromBody] CreateNutrientModel model)
{
this.TryValidateModel(model);
var command = new CreateNutrient(model.Title);
return(this.createNutrientHandler.HandleCommandAsync(command));
}
public async Task CreateNutrientReturnsGuidOnSuccess()
{
// Given
CreateNutrientModel model = ModelFactory.CreationModel();
// When
Guid nutrientId = await _commands.Create(model);
// Then
nutrientId.Should().NotBe(Guid.Empty);
}
public Task CreateNutrientAsync(string title)
{
if (title == null)
{
throw new ArgumentNullException(nameof(title));
}
var uri = UrisProvider.AddNutrient;
var content = new CreateNutrientModel(title);
return(this.httpClient.PostAsJsonAsync(uri, content));
}
public void CreateNutrientThrowsExceptionOnNameConflict()
{
// Given
Nutrient existingNutrient = ModelFactory.DomainModel();
SeedDatabase(existingNutrient);
CreateNutrientModel model = ModelFactory.CreationModel();
// When
Func <Task> createNutrient = async() => await _commands.Create(model);
// Then
createNutrient.Should().Throw <NutrientWithNameAlreadyExistsException>();
}
public async Task <Guid> Create(CreateNutrientModel model)
{
IQueryable <Nutrient> existingNutrientsWithName = from existingNutrient in _database.Nutrients
where existingNutrient.Name == model.Name
select existingNutrient;
if (await existingNutrientsWithName.AnyAsync())
{
throw new NutrientWithNameAlreadyExistsException(model.Name);
}
Nutrient nutrient = _mapper.Map <Nutrient>(model);
await _database.Nutrients.AddAsync(nutrient);
await _database.SaveAsync();
return(nutrient.Id);
}
public async Task <ActionResult> Post([FromBody] CreateNutrientViewModel model)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
try
{
CreateNutrientModel createNutrientModel = _mapper.Map <CreateNutrientModel>(model);
Guid nutrientId = await _commands.Create(createNutrientModel);
return(CreatedAtRoute(nameof(GetNutrient), new { id = nutrientId }, null));
}
catch (Exception ex) when(ex is ResourceStateException)
{
return(Conflict(new ErrorViewModel(ex)));
}
}