public async Task <IActionResult> EditCategory([FromRoute] int id, [FromBody] CategoryCreateEditRequest updatedCategoryData, CancellationToken cancellationToken)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var originalCategory = await _mediator.Send(new GetCategoryByIdRequest(id), cancellationToken);
if (originalCategory == null)
{
return(NotFound());
}
var categoriesWithTheSameName = await _mediator.Send(new GetCategoriesByExactNameRequest(updatedCategoryData.Name), cancellationToken);
var categoryHasChanges = originalCategory.Name != updatedCategoryData.Name;
var categoryCanBeUpdated = !categoryHasChanges || (categoryHasChanges && !categoriesWithTheSameName.Any());
if (!categoryCanBeUpdated)
{
ModelState.AddModelError(nameof(updatedCategoryData.Name), $"Category with the name '{updatedCategoryData.Name}' already exists");
return(BadRequest(ModelState));
}
originalCategory = _mapper.Map(updatedCategoryData, originalCategory);
await _mediator.Send(new EditCategoryRequest(originalCategory), cancellationToken);
return(Ok());
}
public async Task <IActionResult> CreateCategory([FromBody] CategoryCreateEditRequest categoryData, CancellationToken cancellationToken)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var categoriesWithTheSameName = await _mediator.Send(new GetCategoriesByExactNameRequest(categoryData.Name), cancellationToken);
if (categoriesWithTheSameName.Any())
{
ModelState.AddModelError(nameof(categoryData.Name), $"Category with the name '{categoryData.Name}' already exists");
return(BadRequest(ModelState));
}
var category = _mapper.Map <Category>(categoryData);
var createdCategory = await _mediator.Send(new CreateCategoryRequest(category), cancellationToken);
return(Ok(createdCategory.Id));
}
