/// <summary>
/// Get the results of the student of a single project
/// </summary>
/// <param name="studentNumber">The student and the project you want to querry</param>
/// <returns></returns>
public IQueryable <ProjectGroup> getReportResults(int projectID)
{
if (projectID >= 0)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
var results =
from pg in context.ProjectGroups
join pm in context.ProjectMembers on pg.id equals pm.project_group_id
join u in context.Users on pm.student_user_id equals u.id
join p in context.Projects on pg.project_id equals p.id
where p.id == projectID &&
p.status_name == "Closed"
select pg;
//if (results.ToList().Count > 0)
//{
return(results);
//}
//else
//{
// throw new DataException("No data found for valid argument");
//}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
//Dient als voorbeeld! Moet nog gevuld worden
/// <summary>
/// Get all grades belonging to a student in a project
/// </summary>
/// <param name="studentNumber">The student you want to query</param>
/// <param name="projectId">The project of which you like to see the grades</param>
/// <returns></returns>
public IQueryable <Report> getStudentGrades(int studentNumber, int projectId)
{
if (studentNumber > 0 && projectId > 0)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
var report =
from r in context.Reports
join prd in context.ProjectReportDates on r.project_report_date_id equals prd.id
join u in context.Users on r.reporter_id equals u.id
where u.student_number == studentNumber && prd.project_id_int == projectId
select r;
if (report.ToList().Count > 0)
{
return(report);
}
else
{
throw new DataException("No data found for valid argument");
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Get the end grade of a group
/// </summary>
/// <param name="studentNumber", "GroupId">The student you want the grade from, the group he belonged to during the project</param>
/// <returns>Returns the final group grade as an integer</returns>
public int getEndGradeGroup(int studentNumber, int groupId)
{
if (studentNumber > 0 && groupId >= 0)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
var endGroupGrade =
(from u in context.Users
join pm in context.ProjectMembers on u.id equals pm.student_user_id
join pg in context.ProjectGroups on pm.project_group_id equals pg.project_id
join p in context.Projects on pg.project_id equals p.id
where u.student_number == studentNumber && pg.id == groupId
select pg.group_end_grade).SingleOrDefault();
if (endGroupGrade != null)
{
return((int)endGroupGrade);
}
else
{
return(0);
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Get all grades belonging to a student in a project
/// </summary>
/// <param name="studentNumber">The student you want to query</param>
/// <param name="projectId">The project of which you like to see the grades</param>
/// <returns></returns>
public IQueryable <BaroTemplate> getTemplate(int templateNumber)
{
if (templateNumber > 0)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
var template =
from bt in context.BaroTemplates
join ba in context.BaroAspects on bt.id equals ba.baro_template_id
where bt.id == templateNumber
select bt;
if (template.ToList().Count > 0)
{
return(template);
}
else
{
throw new DataException("No data found for valid argument");
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
public User getStudentInfo(int studentNumber)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
var student =
from u in context.Users
where u.student_number == studentNumber
select u;
return(student.FirstOrDefault());
}
public Dictionary <string, string> getName(int studentNumber)
{
if (studentNumber > 0)
{
DatabaseClassesDataContext context = DatabaseFactory.getInstance().getDataContext();
Dictionary <string, string> fullName = new Dictionary <string, string>();
var name =
from u in context.Users
where u.student_number == studentNumber
select new
{
u.firstname,
u.lastname
};
foreach (var v in name)
{
if (v.firstname != null && v.lastname != null)
{
fullName.Add(v.firstname, v.lastname);
}
else
{
fullName.Add("Naam", "Onbekend");
}
}
if (fullName.Count > 0)
{
return(fullName);
}
else
{
throw new DataException("No data found for valid argument");
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Get the projectgroup(s) the student belongs to
/// </summary>
/// <param name="studentNumber">The student you want to query</param>
/// <returns></returns>
public IQueryable <ProjectGroup> getStudentGroup(int studentNumber)
{
if (studentNumber > 0)
{
DatabaseFactory factory = DatabaseFactory.getInstance();
DatabaseClassesDataContext context = factory.getDataContext();
var projectGroup =
from pg in context.ProjectGroups
join pm in context.ProjectMembers on pg.id equals pm.project_group_id
join u in context.Users on pm.student_user_id equals u.id
where u.student_number == studentNumber
select pg;
if (projectGroup.ToList().Count > 0)
{
return(projectGroup);
}
return(null);
}
else
{
throw new ArgumentOutOfRangeException();
}
}
public void putStudentInDatabase(int studentNumber, string email)
{
DatabaseFactory factory = DatabaseFactory.getInstance();
DatabaseClassesDataContext context = factory.getDataContext();
User newUser;
bool userExists = false;
var usertest = from u in context.Users
where u.student_number == studentNumber
select u;
if (usertest.Count() == 0)
{
newUser = new User();
newUser.student_number = studentNumber;
newUser.email = email + "@avans.nl";
newUser.rol_name = "user";
}
else
{
userExists = true;
newUser = usertest.First();
}
CurrentUser.getInstance().Studentnummer = studentNumber;
CurrentUser.getInstance().Role = newUser.rol_name;
if (!userExists)
{
context.Users.InsertOnSubmit(newUser);
}
context.SubmitChanges();
CurrentUser.getInstance().StudentId = newUser.id;
}
