public string backquestionDay(string id, string ExamType, string sessionStorage, int radio, int checkbox, int judge)
{
//返回单元列表
List <BackQuestionBank> backQuestionBanks = _iGenerateTreeRespository.backQuestionBanksDay(id);
Hashtable hashtable = new Hashtable(); //定义哈希表
List <BackQuestionBank> dayExamList = new List <BackQuestionBank>(); //考题列表
List <BackQuestionBank> radioExamList = new List <BackQuestionBank>(); //单选题
List <BackQuestionBank> checkExamList = new List <BackQuestionBank>(); //多选题
List <BackQuestionBank> judgeExamList = new List <BackQuestionBank>(); //判断题
#region 获取选题
foreach (var item in backQuestionBanks)//三种类型题循环放入集合
{
if (item.QuestionType == 1)
{
radioExamList.Add(item);
}
if (item.QuestionType == 2)
{
checkExamList.Add(item);
}
if (item.QuestionType == 3)
{
judgeExamList.Add(item);
}
}
//循环获得判断题
foreach (var item in judgeExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(0, judge);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count == judge)
{
break;
}
}
//循环获得多选题
foreach (var item in checkExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(judge, judge + checkbox);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count == judge + checkbox)
{
break;
}
}
//循环获得单选题
foreach (var item in radioExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(judge + checkbox, judge + checkbox + radio);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count == judge + checkbox + radio)
{
break;
}
}
#endregion
//循环从哈希表放入集合
foreach (DictionaryEntry item in hashtable)
{
dayExamList.Add((BackQuestionBank)item.Value);
}
List <ActionExam> action = new List <ActionExam>();
if (dayExamList.Count < (radio + checkbox + judge))
{
ActionExam actions = new ActionExam();
actions.Id = -1;
action.Add(actions);
return(JsonConvert.SerializeObject(action));
}
HistoryTest historyOnLine = new HistoryTest();
historyOnLine.ExamName = sessionStorage;
historyOnLine.ExamTime = DateTime.Now;
historyOnLine.State = 0;
historyOnLine.ExamType = ExamType;
var finish = _iGenerateTreeRespository.HistoryOnLineAdd(historyOnLine);
var testid = _iGenerateTreeRespository.SelectId(historyOnLine.ExamName);
foreach (var item in dayExamList)
{
ActionExam actionExam = new ActionExam();
actionExam.Question = item.Question;
actionExam.QuestionType = item.QuestionType;
actionExam.A = item.A;
actionExam.B = item.B;
actionExam.C = item.C;
actionExam.D = item.D;
actionExam.JudgeAnswer = item.JudgeAnswer;
actionExam.ChoiceAnswer = item.ChoiceAnswer;
actionExam.UnitId = item.UnitId;
actionExam.TestId = testid;
action.Add(actionExam);
}
int result = _iGenerateTreeRespository.Add(action);
if (result > 0)
{
return(JsonConvert.SerializeObject(action));
}
else
{
return(JsonConvert.SerializeObject(new List <ActionExam>()));
}
}
public int backquestionDay(string id, string ExamType, string sessionStorage)
{
//返回单元列表
List <BackQuestionBank> backQuestionBanks = _iGenerateTreeRespository.backQuestionBanksDay(id);
Hashtable hashtable = new Hashtable(); //定义哈希表
List <BackQuestionBank> dayExamList = new List <BackQuestionBank>(); //日考题列表
List <BackQuestionBank> radioExamList = new List <BackQuestionBank>(); //单选题
List <BackQuestionBank> checkExamList = new List <BackQuestionBank>(); //多选题
List <BackQuestionBank> judgeExamList = new List <BackQuestionBank>(); //判断题
foreach (var item in backQuestionBanks) //三种类型题循环放入集合
{
if (item.QuestionType == 1)
{
radioExamList.Add(item);
}
if (item.QuestionType == 2)
{
checkExamList.Add(item);
}
if (item.QuestionType == 3)
{
judgeExamList.Add(item);
}
}
//循环获得判断题10道题
foreach (var item in judgeExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(0, 10);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count >= 10)
{
break;
}
}
//循环获得多选题10道题
foreach (var item in checkExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(10, 20);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count >= 20)
{
break;
}
}
//循环获得单选题20道题
foreach (var item in radioExamList)
{
Random random = new Random();
while (true)
{
int num = random.Next(20, 40);
if (!hashtable.ContainsKey(num))
{
hashtable.Add(num, item);
break;
}
}
if (hashtable.Count >= 40)
{
break;
}
}
if (hashtable.Count < 40)
{
return(-1);
}
//循环从哈希表放入集合
foreach (DictionaryEntry item in hashtable)
{
dayExamList.Add((BackQuestionBank)item.Value);
}
HistoryTest historyOnLine = new HistoryTest();
historyOnLine.ExamName = sessionStorage;
historyOnLine.ExamTime = DateTime.Now;
historyOnLine.State = 0;
historyOnLine.ExamType = ExamType;
var finish = _iGenerateTreeRespository.HistoryOnLineAdd(historyOnLine);
var testid = _iGenerateTreeRespository.SelectId(historyOnLine.ExamName);
List <ActionExam> action = new List <ActionExam>();
foreach (var item in dayExamList)
{
ActionExam actionExam = new ActionExam();
actionExam.Question = item.Question;
actionExam.QuestionType = item.QuestionType;
actionExam.A = item.A;
actionExam.B = item.B;
actionExam.C = item.C;
actionExam.D = item.D;
actionExam.JudgeAnswer = item.JudgeAnswer;
actionExam.ChoiceAnswer = item.ChoiceAnswer;
actionExam.UnitId = item.UnitId;
actionExam.TestId = testid;
action.Add(actionExam);
}
int result = _iGenerateTreeRespository.Add(action);
return(result);
}