private QuestionDbo AddQuadratic(QuadraticEquationDbo equation)
{
var questionType = context.QuestionTypeDbo.First(type => type.Type == "quadratic");
context.QuadraticEquationDbo.Add(equation);
context.SaveChanges();
var question = new QuestionDbo(equation.ID, questionType);
context.QuestionDbo.Add(question);
context.SaveChanges();
return(question);
}
private QuestionDbo InsertQuestion(IQuestion question)
{
if (question is QuadraticEquation quadratic)
{
var quadraticDbo = new QuadraticEquationDbo(quadratic);
return(AddQuadratic(quadraticDbo));
}
else if (question is LinearSimultaneousEquations simultaneous)
{
var simultaneousDbo = new LinearSimultaneousEquationsDbo(simultaneous);
return(AddSimultaneous(simultaneousDbo));
}
else
{
throw new NotImplementedException();
}
}
