private void RemoveRelation(QuestionInfo question, List <SolutionInfo> removeList)
{
foreach (SolutionInfo solution in removeList)
{
DbModel.QuestionSolutionInfo relationInfo = GetRelation(question, solution);
_relationRepository.Remove(relationInfo);
}
foreach (SolutionInfo solution in removeList)
{
_solutionRepository.Remove(solution.Id);
}
}
public SolutionInfo QuerySolution(Expression <Func <DbModel.QuestionSolutionInfo, bool> > expression)
{
if (expression == null)
{
return(null);
}
DbModel.QuestionSolutionInfo relation = _relationRepository.Load(expression);
SolutionInfo result = new SolutionInfo();
result.RelationId = relation.Id;
result.Name = relation.Solution.Name;
result.Score = relation.Solution.SolutionSocre;
result.IsCorrect = relation.Solution.IsCorrect;
result.Id = relation.SolutionId;
return(result);
}
private void SaveRelation(QuestionInfo questionInfo)
{
//保存答案
if (questionInfo.Solutions != null && questionInfo.Solutions.Count() > 0)
{
//循环保存答案
foreach (SolutionInfo solution in questionInfo.Solutions)
{
DbModel.SolutionInfo so = null;
if (solution.Id <= 0)
{
so = new DbModel.SolutionInfo();
so.CreateUserId = _loginUser.Id;
so.CreateDate = DateTime.Now;
}
else
{
so = _solutionRepository.Load(solution.Id);
so.Id = solution.Id;
}
so.Name = solution.Name;
so.IsCorrect = solution.IsCorrect;
so.SolutionSocre = solution.Score;
so = _solutionRepository.Save(so);
_solutionRepository.Commit();
solution.Id = so.Id;
}
//循环保存答案和问题的关联关系
foreach (SolutionInfo solution in questionInfo.Solutions)
{
DbModel.QuestionSolutionInfo relationInfo = null;
if (solution.RelationId != 0)
{
relationInfo = _relationRepository.Load(solution.RelationId);
}
else
{
relationInfo = new DbModel.QuestionSolutionInfo();
}
relationInfo.QuestionId = questionInfo.Id;
relationInfo.SolutionId = solution.Id;
_relationRepository.Save(relationInfo);
}
}
}
