public string Exjson(string pageIndex, string pageSize, int type)
{
if (string.IsNullOrEmpty(pageIndex) || string.IsNullOrEmpty(pageSize))
{
pageIndex = "1";
pageSize = "60";
}
int ipageIndex = Convert.ToInt32(pageIndex);
int ipageSize = Convert.ToInt32(pageSize);
ExperimentOperation eo = new ExperimentOperation();
long count = eo.SearchCount(u => u.experiment_isDel == false && u.experiment_class == type);
List <Experiment> experiments = eo.Search(u => u.experiment_isDel == false && u.experiment_class == type, i => i.experiment_title, ipageIndex, ipageSize);
StringBuilder sb = new StringBuilder();
string s = "{\"total\":" + count + ",\"rows\":[";
sb.Append(s);
foreach (Experiment e in experiments)
{
long id = e.experiment_id;
long chooseSNum = new ChooseOperation().SearchCount(u => u.choose_id == id && u.choose_isDel == false);
s = "{\"id\":\"" + e.experiment_id + "\",\"title\":\"" + e.experiment_title + "\",\"num\":\"" + chooseSNum + "\",\"max\":\"" + e.experiment_peopleNum + "\",\"btn\":\" <button class='btn' value='" + e.experiment_id + "' type='button'>选择</button>\"},";
sb.Append(s);
}
s = sb.ToString();
if (count > 0)
{
s = s.Substring(0, s.Length - 1);
}
return(s + "]}");
}
public string GetJsonTime(string exId)
{
if (string.IsNullOrEmpty(exId))
{
return("error");
}
long id = Convert.ToInt64(exId);
List <Experiment> exs = new Experiments().Search(j => j.experiment_id == id);
StringBuilder sb = new StringBuilder();
string s = "{\"total\":" + exs.Count + ",\"rows\":[";
sb.Append(s);
int index = 0;
foreach (Experiment e in exs)
{
string timeID = e.experiment_week;
long count = new ChooseOperation().SearchCount(k => k.choose_ownExperimentId == id);
s = "{\"id\":\"" + e.experiment_id + "\",\"week\":\"" + e.experiment_week + "\",\"num\":\"" + count + "\",\"max\":\"" + e.experiment_peopleNum + "\",\"timebtn\":\"<button name=" + (index++) + " class='timebtn' value='" + e.experiment_id + "'>选择 </button>\"},";
sb.Append(s);
}
if (exs.Count != 0)
{
s = sb.ToString();
s = s.Substring(0, (s.Length - 1));
}
return(s + "]}");
}
public string AddChooseStu(string id, string exid)
{
try
{
List <Student> stus = Search(u => u.student_number == id && u.student_isDel == false);
if (stus.Count == 0)
{
return("没有此学号的学生");
}
else if (stus.Count > 1)
{
return("学号重复，添加失败");
}
ChooseOperation co = new ChooseOperation();
long stuid = stus[0].student_id;
long experId = Convert.ToInt64(exid);
long count = co.SearchCount(u => u.choose_ownStudentId == stuid && u.choose_isDel == false && u.choose_ownExperimentId == experId);
if (count > 0)
{
return("此同学已经存在，请勿重新添加");
}
Choos c = new Choos();
c.choose_isDel = false;
c.choose_ownExperimentId = Convert.ToInt64(exid);
c.choose_ownStudentId = stus[0].student_id;
co.Add(c);
}
catch
{
return("未知错误");
}
return("ok");
}
public string GetStudentJson(string id, bool isExtime, string time)
{
long exid = Convert.ToInt64(id);
List <Choos> chos = new List <Choos>();
if (time == "全部")
{
chos = new ChooseOperation().Search(i => i.choose_ownExperimentId == exid && i.choose_isDel == false);
}
else
{
chos = new ChooseOperation().Search(i => i.choose_ownExperimentId == exid && i.choose_isDel == false && i.choose_ExperimenTimet == time);
}
StringBuilder sb = new StringBuilder();
sb.Append("{\"total\":" + chos.Count + ",\"rows\":[");
foreach (Choos c in chos)
{
sb.Append("{\"id\":\"" + c.Student.student_number + "\",\"name\":\"" + c.Student.student_name + "\",\"pro\":\"" + c.Student.student_professional + "\",\"grade\":\"" + c.Student.student_grade + "\",\"dir\":\"" + c.Student.Professional.professional_name + "\",\"time\":\"" + c.choose_ExperimenTimet + "\"},");
}
string s = sb.ToString();
if (chos.Count != 0)
{
s = s.Substring(0, s.Length - 1);
}
return(s + "]}");
}
private string GetStudentOperatioon(int people_number, Student s, int choosePeopleNumber, long experimentId, string[] allowGrade, bool isLimit)
{
bool isChoose = new ChooseOperation().SearchCount(d => d.choose_ownExperimentId == experimentId && d.choose_isDel == false && d.choose_ownStudentId == s.student_id) >= 1;
bool isHave = isLimit ? new ChooseOperation().SearchCount(d => d.choose_isDel == false && d.choose_ownStudentId == s.student_id && d.Experiment.experiment_class == (int)ExpermentType.Graduate) >= 1 : false;
return(isLimit ? (s == null ? "---" : (isChoose ? "已选择" : (allowGrade.Contains(s.student_grade.ToString()) ? choosePeopleNumber >= people_number ? "人数已满" : (isHave ? "---" : "<button class='choose' value='" + experimentId + "'>选择</button>") : "---"))) : (s == null ? "---" : (isChoose ? "已选择" : (allowGrade.Contains(s.student_grade.ToString()) ? (choosePeopleNumber >= people_number ? "人数已满" : "<button class='choose' value='" + experimentId + "'>选择</button>") : "---"))));
}
public string DelChoose(string id, string exid)
{
List <Student> stus = Search(u => u.student_number == id && u.student_isDel == false);
if (stus.Count == 0)
{
return("没有此学号的学生");
}
long sid = stus[0].student_id;
long experimentid = Convert.ToInt64(exid);
List <Choos> cs = new ChooseOperation().Search(u => u.choose_ownStudentId == sid && u.choose_isDel == false && u.choose_ownExperimentId == experimentid);
cs[0].choose_isDel = true;
new ChooseOperation().Modify(cs[0], "choose_isDel");
return("ok");
}
private string ExListToJson(List <Experiment> experiments, long totalCount, int type)
{
StringBuilder sb = new StringBuilder();
string s = "{\"total\":" + totalCount + ",\"rows\":[";
sb.Append(s);
foreach (Experiment e in experiments)
{
long id = e.experiment_id;
long count = new ChooseOperation().SearchCount(u => u.choose_ownExperimentId == id && u.choose_isDel == false);
s = "{\"id\":\"" + e.experiment_id + "\",\"name\":\"" + e.experiment_title + "\",\"week\":\"" + e.experiment_week + "\",\"allGrade\":\"" + e.experiment_allowGrades + "\",\"number\":\"" + count + "\",\"max\":\"" + e.experiment_peopleNum + "\"},";
sb.Append(s);
}
if (experiments.Count != 0)
{
s = sb.ToString();
s = s.Substring(0, s.Length - 1);
}
return(s + "]}");
}