public async Task <Student> Handle(UpdateStudentCommand command)
{
using (var dbContextScope = _dbContextScopeFactory.Create())
{
// Gets our context from our context scope
var dbCtx = dbContextScope.DbContexts.GetByInterface <ISchoolDbContext>();
var currentStudent = await dbCtx.Students.FindAsync(command.Id);
if (!currentStudent.FirstMidName.Equals(command.FirstMidName) ||
!currentStudent.LastName.Equals(command.LastName))
{
// Check if the new first and last names are already taken
if (await _studentNameExistsProcedure.HandleAsync <ISchoolDbContext>(command.FirstMidName, command.LastName))
{
throw new RecoverableException("Student FirstMid and LastName Already Exists");
}
currentStudent.FirstMidName = command.FirstMidName;
currentStudent.LastName = command.LastName;
dbCtx.Entry(currentStudent).State = EntityState.Modified;
await dbContextScope.SaveChangesAsync();
// This student will have the Id field populated.
return(currentStudent);
}
throw new InvalidOperationException("User didn't change any editable fields. Only FirstMid or Last name can be changed");
}
}
public async Task Handle(CreateStudentCommand request)
{
// Find if Student with same firstmid and last name already exists
if (await _studentExistProcedure.HandleAsync <ISchoolDbContext>(request.FirstMidName, request.LastName))
{
throw new RecoverableException("A Student with that last and firstmid name already exists");
}
}
