// Сохранить отчет о проведенном занятии public static void SendPeriodReport(string Activity, string Group, DateTime Date, string TimeBegin, int Duration, string Commentary, DataGridView AttendanceTable) { Dictionary <int, int> AttendanceInfo = new Dictionary <int, int>(); for (int i = 0; i < AttendanceTable.RowCount; i++) { AttendanceInfo.Add(Int32.Parse(AttendanceTable.Rows[i].Cells[3].Value.ToString()), Convert.ToInt32(Convert.ToBoolean(AttendanceTable.Rows[i].Cells[2].Value))); } DBOperations.WriteAttendance(DBOperations.WritePeriod(CurrentUser, Activity, Group, Date, TimeBegin, Duration, Commentary), AttendanceInfo); }