/*{
set { NumDays = DateTime.ParseExact(CurrentMonth, "MMMM", System.Globalization.CultureInfo.InvariantCulture).Month; }
}*/
public CalendarViewModel()
{
cd = new CalendarData();
Events = new List<EventModel>();
NewEvent = new EventModel();
// We shouldn't need this call anymore
//Events = cd.TestGetEvents(Events);
}
public ActionResult ModifyEvents(EventModel model, string StartTime, string EndTime, DateTime NewDate)
{
ModifyEventViewModel model2 = new ModifyEventViewModel();
int startMin;
int startHour;
int endMin;
int endHour;
string[] split = StartTime.Split(new char[] { ':', ' ' });
startMin = Int32.Parse(split[1]);
if (split[2].Equals("PM") & !split[2].Equals("12"))
{
startHour = Int32.Parse(split[0]) + 12;
}
else if (split[2].Equals("AM") && split[2].Equals("12"))
{
startHour = 24;
}
else
{
startHour = Int32.Parse(split[0]);
}
string[] split2 = EndTime.Split(new char[] { ':', ' ' });
endMin = Int32.Parse(split2[1]);
if (split2[2].Equals("PM") & !split2[2].Equals("12"))
{
endHour = Int32.Parse(split2[0]) + 12;
}
else if (split2[2].Equals("AM") && split2[2].Equals("12"))
{
endHour = 24;
}
else
{
endHour = Int32.Parse(split2[0]);
}
model.StartMin = startMin;
model.StartHour = startHour;
model.EndMin = endMin;
model.EndHour = endHour;
model.Day = NewDate.Day;
model.Month = NewDate.Month;
model.Year = NewDate.Year;
//uvModel.GetEventsCreatedBy((int)Session["UserId"]);
model.ChangeEventDetails(model);
model2.GetEventsCreatedBy((int)Session["UserId"]);
return View("ModifyEvents", model2);
}
public void ChangeEventDetails(EventModel model)
{
UserData ud = new UserData();
ud.ChangeEventDetails(model);
}
public List<EventModel> GetEventsByUserId(int userId)
{
string query, query2;
SQLiteCommand cmd;
EventModel eventModel;
List<EventModel> Events = new List<EventModel>();
try
{
dbConn.Open();
// Get the event info and the donation amount if it isn't null
// This will set the donation amount to 0 if there is no donation amount associated with the user/event
query = "select E.* from events E, user_event UE " +
"where UE.user_id = '" + userId + "' and UE.event_id = E.event_id";
DataTable dt = new DataTable();
using (cmd = new SQLiteCommand(query, dbConn))
{
using (SQLiteDataReader dr = cmd.ExecuteReader())
{
// Load the reader data into the DataTable
dt.Load(dr);
// While there are rows in the returned data create EventModels and add them to the EventModel list
for (int i = 0; i < dt.Rows.Count; i++)
{
eventModel = new EventModel(dt.Rows[i]);
Events.Add(eventModel);
}
}
}
dbConn.Close();
}
catch (SQLiteException ex)
{
Console.Write(ex.ToString());
dbConn.Close();
}
return Events;
}
public string ChangeEventDetails(EventModel eventModel)
{
string query, errorMessage = "Update Successful";
SQLiteCommand cmd;
query = "update events set month = " + eventModel.Month + ", day = " + eventModel.Day + ", year = " + eventModel.Year + ", start_hour = " + eventModel.StartHour +
", start_min = " + eventModel.StartMin + ", end_hour = " + eventModel.EndHour + ", end_min = " + eventModel.EndMin +
" where created_by_id = " + eventModel.CreatedById + " and event_id = " + eventModel.EventId;
try
{
dbConn.Open();
cmd = new SQLiteCommand(query, dbConn);
cmd.ExecuteNonQuery();
}
catch (Exception e)
{
errorMessage = e.ToString();
dbConn.Close();
}
return errorMessage;
}
public string AddUserToEvent(int userId, int eventId)
{
string query, errorMessage = "";
SQLiteCommand cmd, cmd2;
EventModel eventModel;
List<EventModel> Events = new List<EventModel>();
try
{
dbConn.Open();
//query = "with recursive event(month, day, year, start_hour, start_min, end_hour, end_min) as (select month, day, year, start_hour, start_min, end_hour, end_min from events where event_id = " + eventId + ") "
// + "select count(*) from events where event_id != " + eventId + " and month = event.month and day = event.day and year = event.year "
// + "and ((start_hour < event.start_hour and end_hour > event.end_hour) or "
// + "(start_hour < event.start_hour and end_hour = event.end_hour and end_min > event.end_min) or "
// + "(start_hour = event.start_hour and end_hour > event.end_hour and start_min < event.start_min) or"
// + "(start_hour = event.start_hour and end_hour = event.end_hour and (start_min between event.start_min and event.end_min or end_min between event.start_min and event.end_min)) or "
// + "(start_hour = event.start_hour and end_hour = event.end_hour and start_min < event.start_min and end_min > event.end_min))";
query = "select E.* from events E, user_event UE where UE.user_id = " + userId + " and UE.event_id = E.event_id";
// insert into user_event values (" + userId + ", " + eventId;
DataTable dt = new DataTable();
using (cmd = new SQLiteCommand(query, dbConn))
{
//doesn't execute
using (SQLiteDataReader dr = cmd.ExecuteReader())
{
// Load the reader data into the DataTable
dt.Load(dr);
// While there are rows in the returned data create EventModels and add them to the EventModel list
for (int i = 0; i < dt.Rows.Count; i++)
{
eventModel = new EventModel(dt.Rows[i]);
Events.Add(eventModel);
}
// Check if there is a conflict with the events this user is signed up for
query = "select * from events where event_id = " + eventId + " and status not in ('Cancelled', 'Removed')";
DataTable dt2 = new DataTable();
using (cmd2 = new SQLiteCommand(query, dbConn))
{
using (SQLiteDataReader dr2 = cmd2.ExecuteReader())
{
dt2.Load(dr2);
eventModel = new EventModel(dt2.Rows[0]);
Events = Events.Where(x => x.Month == eventModel.Month && x.Day == eventModel.Day && x.Year == eventModel.Year &&
((x.StartHour < eventModel.StartHour && x.EndHour > eventModel.EndHour) ||
(x.StartHour < eventModel.StartHour && x.EndHour == eventModel.EndHour && x.EndMin > eventModel.EndMin) ||
(x.StartHour == eventModel.StartHour && x.EndHour > eventModel.EndHour && x.StartMin < eventModel.StartMin) ||
(x.StartHour == eventModel.StartHour && x.EndHour == eventModel.EndHour && (x.StartMin >= eventModel.StartMin && x.StartMin <= eventModel.EndMin) || (x.EndMin >= eventModel.StartMin && x.EndMin <= eventModel.EndMin)) ||
(x.StartHour == eventModel.StartHour && x.EndHour == eventModel.EndHour && x.StartMin < eventModel.StartMin && x.EndMin > eventModel.EndMin))).ToList();
// There is no event overlap for the user
//if (Events.Count == 0)
//{
bool current = false;
foreach(var e in Events)
{
if(e.Status == EventStatus.Current)
{
current = true;
}
}
if (!current)
{
query = "insert into user_event values (" + userId + ", " + eventId + ", '" + EventStatus.Current.ToString() + "')";
cmd2 = new SQLiteCommand(query, dbConn);
cmd2.ExecuteNonQuery();
}
//}
// There is event overlap for the user
else
{
errorMessage = "You are already enrolled in an event during this time period";
}
}
}
}
}
dbConn.Close();
}
catch (SQLiteException ex)
{
//Console.Write(ex.ToString());
errorMessage = ex.ToString();
dbConn.Close();
}
return errorMessage;
}
