//repozytorium klas
public void AddNewSubject(SubjectModel subject)
{
using (var connection = new System.Data.SQLite.SQLiteConnection(this.connString))
{
connection.Open();
using (var cmd = connection.CreateCommand())
{
cmd.CommandText = "INSERT INTO Subjects (SubjectId, SubjectName) VALUES(@Id, @Name)";
cmd.Parameters.AddWithValue("@Id", subject.Id);
cmd.Parameters.AddWithValue("@Name", subject.Name);
cmd.ExecuteNonQuery();
}
}
}
public PresenceModel(StudentModel student, SubjectModel subjectModel, DateTime dateTime, PresenceEntity entity)
{
this.Student = student;
this.Subject = subjectModel;
if (entity != null)
{
this.Id = entity.Id;
this.Present = entity.Present;
this.Date = entity.Date;
}
else
{
this.Date = dateTime;
}
}
public PresenceModel(StudentModel student, SubjectModel subjectModel, DateTime dateTime, PresenceEntity entity)
{
this.Student = student;
this.Subject = subjectModel;
if (entity != null)
{
this.Id = entity.Id;
this.Present = entity.Present;
this.Date = entity.Date;
}
else
{
this.Date = dateTime;
}
}
TimeTableModel GetTimeTable(ClassModel clazz, SubjectModel subject)
{
TimeTableModel timeTable = null;
using (var connection = new System.Data.SQLite.SQLiteConnection(this.connString))
{
connection.Open();
using (var cmd = connection.CreateCommand())
{
cmd.CommandText = @"SELECT * FROM TimeTables WHERE (ClassId = @classId AND SubjectId = @subjectId)";
cmd.Parameters.AddWithValue("@classId", clazz.Id);
cmd.Parameters.AddWithValue("@subjectId", subject.Id);
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
int id = Convert.ToInt32(reader["Id"]);
string day = reader["Day"].ToString();
var classId = reader["ClassId"] == DBNull.Value ? null : (object)reader["ClassId"].ToString();
var subjectId = reader["SubjectId"] == DBNull.Value ? null : (object)reader["SubjectId"].ToString();
ClassModel clazzz = this.GetClassById(classId.ToString());
SubjectModel sub = this.GetSubjectById(subjectId.ToString());
timeTable = new TimeTableModel(id, day, clazzz, sub);
}
}
}
}
return timeTable;
}
public SubjectModel GetSubjectById(string id)
{
SubjectModel subject = null;
using (var connection = new System.Data.SQLite.SQLiteConnection(this.connString))
{
connection.Open();
using (var cmd = connection.CreateCommand())
{
cmd.CommandText = "SELECT * FROM Subjects WHERE SubjectId = @Id";
cmd.Parameters.AddWithValue("@Id", id);
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
var idd = reader["SubjectId"].ToString();
var name = reader["SubjectName"].ToString();
subject = new SubjectModel(idd, name);
}
}
}
}
return subject;
}
public List<SubjectModel> GetAllSubjects()
{
List<SubjectModel> result = new List<SubjectModel>();
using (var connection = new System.Data.SQLite.SQLiteConnection(this.connString))
{
connection.Open();
using (var cmd = connection.CreateCommand())
{
cmd.CommandText = "SELECT SubjectId, SubjectName FROM Subjects";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
var id = reader["SubjectId"].ToString();
var name = reader["SubjectName"].ToString();
var subject = new SubjectModel(id, name);
result.Add(subject);
}
}
}
}
return result;
}
public TimeTableModel(int id, string day, ClassModel clazz, SubjectModel subject)
: this(day, clazz, subject)
{
this.Id = id;
}
public TimeTableModel(string day, ClassModel clazz, SubjectModel subject)
{
this.Day = day;
this.Class = clazz;
this.Subject = subject;
}
public TimeTableModel(int id, string day, ClassModel clazz, SubjectModel subject)
: this(day, clazz, subject)
{
this.Id = id;
}
public TimeTableModel(string day, ClassModel clazz, SubjectModel subject)
{
this.Day = day;
this.Class = clazz;
this.Subject = subject;
}
public void SelectSubject(SubjectModel selectedItem)
{
foreach (var item in this.Subjects.Where(x => x.IsSelected))
{
item.IsSelected = false;
}
selectedItem.IsSelected = true;
this.NotifyPropertyChanged("SelectedSubject");
}
public TimeTableModel GetTimeTable(ClassModel clazz, SubjectModel subject)
{
return this.timeTables.Where(x => x.Class.Id == clazz.Id && x.Subject.Id == subject.Id).FirstOrDefault();
}
//public async Task SavePresences(IList<PresenceModel> list)
//{
// await Task.Run(() =>
// {
// foreach (PresenceModel c in list)
// {
// if (this.presences.Where(x => x.Date.Date == c.Date.Date && x.Subject.Id == c.Subject.Id && x.Student.FullName == c.Student.FullName).FirstOrDefault() == null)
// {
// this.presences.Add(c);
// }
// }
// return;
// });
//}
public IList<PresenceModel> GetPresencesByStudentsSubjectDate(IList<StudentModel> students, SubjectModel subjectModel, DateTime dateTime)
{
IList<PresenceModel> list = new List<PresenceModel>();
foreach (StudentModel s in students)
{
var p = this.presences.Where(x => x.Student.FullName == s.FullName && x.Subject.Id == subjectModel.Id && x.Date.Date == dateTime.Date).FirstOrDefault();
if (p != null)
{
list.Add(p);
}
else
{
list.Add(new PresenceModel(s, subjectModel, dateTime, null));
}
}
return list;
}
public TimeTableModel GetTimeTable(ClassModel clazz, SubjectModel subject)
{
TimeTableEntity timetable = this.timeTableRepository.GetByClassAndSubject(clazz.Id, subject.Id);
return new TimeTableModel(timetable.Id, timetable.Day, new ClassModel(timetable.Class.Id),
new SubjectModel(timetable.Subject.Id, timetable.Subject.Name));
}
public IList<PresenceModel> GetPresencesByStudentsSubjectDate(IList<StudentModel> students, SubjectModel subjectModel, DateTime dateTime)
{
IList<PresenceModel> list = new List<PresenceModel>();
foreach (StudentModel student in students)
{
PresenceEntity presence = this.presenceRepository.GetByStudentAndSubjectAndDate(student.StudentId, subjectModel.Id, dateTime);
list.Add(new PresenceModel(student, subjectModel, dateTime, presence));
}
return list;
}
