public async Task <ActionResult> Post([FromBody] CreateCourseRequest request)
{
try {
var command = _mapper.Map <CreateCourseCommand>(request);
await _commandHandler.HandleAsync(command);
var query = new GetCourseDetailQuery {
Code = command.Code
};
var course = await _queryHandler.HandleAsync(query);
return(CreatedAtAction(nameof(Get), new { code = course.Code }, course));
} catch (Exception ex) {
// Check if exception is cause of duplicated key
if (ex.InnerException.Message.Contains("duplicate key"))
{
return(BadRequest(new {
title = $"Course with code '{request.Code.ToUpper()}' already exists.",
status = HttpStatusCode.BadRequest,
}));
}
return(BadRequest());
}
}
public async Task <CourseDetail> HandleAsync(GetCourseDetailQuery query)
{
var course = await _repository.GetByCode(query.Code);
if (course == null)
{
throw new EntityNotFoundException($"Course with code '{query.Code}' Not Found.");
}
return(_mapper.Map <CourseDetail>(course));
}
public async Task <ActionResult> Get(string code)
{
try {
var query = new GetCourseDetailQuery {
Code = code
};
var course = await _queryHandler.HandleAsync(query);
return(Ok(course));
} catch (EntityNotFoundException ex) {
return(NotFound(ex.Message));
}
}
public async Task <ActionResult> Put([FromBody] UpdateCourseRequest request, string code)
{
try {
var command = _mapper.Map <UpdateCourseCommand>(request);
command.Code = code;
await _commandHandler.HandleAsync(command);
var query = new GetCourseDetailQuery {
Code = code
};
var course = await _queryHandler.HandleAsync(query);
return(Ok(course));
} catch (EntityNotFoundException ex) {
return(NotFound(ex.Message));
} catch (Exception) {
return(BadRequest());
}
}
