public async Task <ResponseDto <int> > AddDepartment(AddDepartmentDto departmentDto)
{
var departmentFromDb = await _departmentsRepository.GetDepartmentByName(departmentDto.Name);
ResponseDto <int> response = DepartmentsValidator.ValidateAddDepartment(departmentFromDb, departmentDto);
if (response.HasErrors)
{
return(response);
}
var mappedDepartment = Mapper.Map <Department>(departmentDto);
response.Value = await _departmentsRepository.AddDepartment(mappedDepartment);
return(response);
}
