private void displayAlertList()
{
//Clear List
alertListView.Items.Clear();
List<Alert> alerts = new List<Alert>();
EventEntity eve = new EventEntity();
ActiveUser au = new ActiveUser(currentUser);
alerts = au.getListOfAlerts();
int currentEventID;
if (alerts.Count != 0)
{
for (int i = 0; i < alerts.Count; i++)
{
ListViewItem newAlert = new ListViewItem((i + 1).ToString());
newAlert.SubItems.Add(alerts[i].getAlertedEventName()); // Name of Event
newAlert.SubItems.Add(alerts[i].getAlert()); // Alert String
alertListView.Items.Add(newAlert);
// Clear Alert Flag
currentEventID = eve.getEventIDFromEventName(alerts[i].getAlertedEventName());
eve.clearEventUpdatedFlag(currentEventID);
eve.clearEventFullFlag(currentEventID);
eve.clearEventStartFlag(currentEventID);
}
}
alerts.Clear(); // Erase off OLD alerts
alertListView.Show();
}
// Check For Starting Events For This Curent User
public void checkForStartingEvent()
{
Organiser o = new Organiser(this);
Participant p = new Participant(this);
Facilitator f = new Facilitator(this);
List<EventEntity> listOfOrganizedEvents = o.getOrganisedEvents();
List<EventEntity> listOfRegisteredEvents = p.getRegisteredEvents();
List<EventEntity> listOfFacilitatingEvents = f.getFacilitatedEvents();
EventEntity eve = new EventEntity();
TimeSpan difference = new TimeSpan(1, 0, 0, 0);
foreach (EventEntity events in listOfOrganizedEvents)
{
if ((events.getEventStartTime().Subtract(System.DateTime.Now)) <= difference)
events.setEventStartFlag(events.getEventId());
}
foreach (EventEntity events in listOfRegisteredEvents)
{
if ((events.getEventStartTime().Subtract(System.DateTime.Now)) <= difference)
events.setEventStartFlag(events.getEventId());
}
foreach (EventEntity events in listOfFacilitatingEvents)
{
if ((events.getEventStartTime().Subtract(System.DateTime.Now)) <= difference)
events.setEventStartFlag(events.getEventId());
}
}
public static EventEntity getEventEntity(int eventID)
{
Database db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> listOfEventEntity = db.getListOfEvents();
EventEntity returnEve = new EventEntity();
foreach (EventEntity eve in listOfEventEntity)
{
if (eventID == eve.getEventId())
{
returnEve = eve;
}
}
return returnEve;
}
public DateTime getStartTimeFromEventID(int currentEventID)
{
Database db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> listOfEvent = db.getListOfEvents();
EventEntity eve = new EventEntity();
foreach (EventEntity events in listOfEvent)
{
if (events.getEventId() == currentEventID)
eve = events;
}
return eve.startTime;
}
public bool getEventUpdatedFlag(int currentEventID)
{
List<EventEntity> listOfEvent = db.getListOfEvents();
EventEntity eve = new EventEntity();
foreach (EventEntity events in listOfEvent)
{
if (events.eventId == currentEventID)
eve = events;
}
return eve.eventUpdatedFlag;
}
public int getEventIDFromEventName(string name)
{
Database db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> listOfEvent = db.getListOfEvents();
EventEntity eve = new EventEntity();
foreach (EventEntity events in listOfEvent)
{
if (events.getEventName() == name)
eve = events;
}
return eve.getEventId();
}
// Create Appropriate Alerts
public Alert createAlert(int currentEventID, int alertType)
{
Database db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> listOfEvent = db.getListOfEvents();
EventEntity eve = new EventEntity();
Alert alert = new Alert();
foreach (EventEntity events in listOfEvent)
{
if (events.eventId == currentEventID)
eve = events;
}
switch (alertType)
{
case 1:
Alert alert1 = new Alert(eve.name, "Event has been updated!");
alert = alert1;
break;
case 2:
Alert alert2 = new Alert(eve.name, "Event has been deleted!");
alert = alert2;
break;
case 3:
Alert alert3 = new Alert(eve.name, "Event is starting in 1 day!");
alert = alert3;
break;
case 4:
Alert alert4 = new Alert(eve.name, "Event is fully registered!");
alert = alert4;
break;
default:
// Error here
break;
}
return alert;
}
private void organiserEditButton_Click(object sender, EventArgs e)
{
try
{
TimeSpan difference = new TimeSpan(3, 0, 0, 0);
EventEntity eve = new EventEntity();
ListViewItem listItem = this.listSideEventView.SelectedItems[0];
currentEventID = int.Parse(listItem.SubItems[0].Text);
if ((eve.getStartTimeFromEventID(currentEventID).Subtract(System.DateTime.Now)) <= difference)
{
MessageBox.Show("You cannot edit an event that starts 3 days from now.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
updateForm updateNew = new updateForm(currentUser, currentEventID);
updateNew.Show();
}
catch
{
AdviseUserToMakeASelection();
}
}
}
catch
{
AdviseUserToMakeASelection();
}
}
private void organiserCancel_Click(object sender, EventArgs e)
{
int organiserCancellingEventId = -1;
try
{
ListViewItem sideListItem = this.listSideEventView.SelectedItems[0];
organiserCancellingEventId = int.Parse(sideListItem.SubItems[0].Text);
Organiser organiser = new Organiser(currentUser);
if (organiserCancellingEventId != -1)
{
if (Organiser_Cancel_SideBar_Dialog())
{
organiser.cancelEvent(organiserCancellingEventId);
}
}
}
catch (ArgumentOutOfRangeException arg_ex)
{
AdviseUserToMakeASelection();
}
// Set Event Delete Flag
EventEntity eve = new EventEntity();
eve.setEventDeletedFlag(currentEventID);
//Refresh the Side Bar
initSideEventBar();
}
public bool registerEvent(EventEntity interestedEvent)
{
bool eventRegistered = false;
//Establish database linkage
IDatabase db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> currentEvents = db.getListOfEvents();
for(int i=0;i<currentEvents.Count;i++)
{
if(interestedEvent.getEventId().Equals(currentEvents[i].getEventId()))
{
currentEvents[i].addParticipantToEvent(this);
registeredEvents.Add(interestedEvent);
eventRegistered = true;
}
}
//Save all events back into database
db.saveListOfEvents(currentEvents);
return eventRegistered;
}
public List<Participant> viewParticipantList(EventEntity thisEvent)
{
List<Participant> allParticipant = new List<Participant>();
//Establish database linkage
IDatabase db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> allEvents = db.getListOfEvents();
EventEntity abstractedEvent = new EventEntity() ;
for(int i =0 ; i<allEvents.Count;i++)
{
if (thisEvent.getEventId().Equals(allEvents[i].getEventId()))
{
abstractedEvent = allEvents[i];
break;
}
}
return abstractedEvent.getParticipantList();
}
private void displayAppropriateBtn(EventEntity.EventInfoStates fixedState)
{
/*All Participants and Organisers can view the facilitator info */
switch (fixedState)
{
case EventEntity.EventInfoStates.unregisteredActiveUser:
registerEventBtn.Show();
facilitateEventBtn.Show();
viewParticipantListBtn.Hide();
viewFacilitatorListBtn.Show();
break;
case EventEntity.EventInfoStates.registeredParticipant:
registerEventBtn.Hide();
facilitateEventBtn.Hide();
viewParticipantListBtn.Hide();
viewFacilitatorListBtn.Show();
viewFacilitatorListBtn.Location = new Point(160, 50);
displayStatusLabel("You have already registered for this event");
break;
case EventEntity.EventInfoStates.facilitator:
registerEventBtn.Hide();
facilitateEventBtn.Hide();
viewParticipantListBtn.Show();
viewFacilitatorListBtn.Hide();
break;
case EventEntity.EventInfoStates.organiser:
registerEventBtn.Hide();
facilitateEventBtn.Hide();
viewParticipantListBtn.Show();
viewFacilitatorListBtn.Show();
break;
}
returnBtn.Show();
}
//Events Database Interaction Implementation
public List<EventEntity> getListOfEvents()
{
List<EventEntity> listToPop = new List<EventEntity>();
List<Participant> participantList = new List<Participant>();
List<int> budgetList = new List<int>();
List<int> facilitatorList = new List<int>();
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreWhitespace = true;
using (XmlReader scanner = XmlReader.Create("events.xml", settings))
{
scanner.MoveToContent();
scanner.ReadToDescendant("EventEntity");
do
{
scanner.ReadToDescendant("eventId");
int eventId = scanner.ReadElementContentAsInt();
string eventDescription = scanner.ReadElementContentAsString("name", "");
DateTime startTime = scanner.ReadElementContentAsDateTime();
DateTime endTime = scanner.ReadElementContentAsDateTime();
int eventScheduleId = scanner.ReadElementContentAsInt();
int participantSize = scanner.ReadElementContentAsInt();
int organiserId = scanner.ReadElementContentAsInt();
double totalBudget = scanner.ReadElementContentAsDouble();
bool eventUpdatedFlag = scanner.ReadElementContentAsBoolean();
bool eventDeletedFlag = scanner.ReadElementContentAsBoolean();
bool eventStartingFlag = scanner.ReadElementContentAsBoolean();
bool eventFullFlag = scanner.ReadElementContentAsBoolean();
if (scanner.ReadToDescendant("User"))
{
do
{
scanner.ReadToDescendant("userId");
int userId = scanner.ReadElementContentAsInt();
string userName = scanner.ReadElementContentAsString("userName", "");
string name = scanner.ReadElementContentAsString("name", "");
string matricNo = scanner.ReadElementContentAsString("matricNo", "");
string pw = scanner.ReadElementContentAsString("password", "");
string em = scanner.ReadElementContentAsString("email", "");
int age = scanner.ReadElementContentAsInt();
bool loggedIn = scanner.ReadElementContentAsBoolean();
double HomeNum = scanner.ReadElementContentAsDouble();
double HPContact = scanner.ReadElementContentAsDouble();
Participant newParticipant = new Participant(userId, userName, name, matricNo, pw, em, age, loggedIn, HomeNum, HPContact);
participantList.Add(newParticipant);
} while (scanner.ReadToNextSibling("User"));
}
scanner.Skip();
if (scanner.ReadToDescendant("User"))
{
do
{
scanner.ReadToDescendant("userId");
int facilitatorId = scanner.ReadElementContentAsInt();
facilitatorList.Add(facilitatorId);
} while (scanner.ReadToNextSibling("User"));
}
scanner.Skip();
if (scanner.ReadToDescendant("Budget"))
{
do
{
scanner.ReadToDescendant("itemId");
int budgetId = scanner.ReadElementContentAsInt();
budgetList.Add(budgetId);
}while(scanner.ReadToNextSibling("Budget"));
}
scanner.Skip();
EventEntity newEvent = new EventEntity(eventId, eventDescription, startTime, endTime, eventScheduleId, participantSize, participantList,facilitatorList,budgetList, totalBudget,organiserId, eventUpdatedFlag,eventDeletedFlag,eventStartingFlag,eventFullFlag);
participantList.Clear();
facilitatorList.Clear();
budgetList.Clear();
listToPop.Add(newEvent);
} while (scanner.ReadToNextSibling("EventEntity"));
}
return listToPop;
}
public List<Facilitator> viewListOfFacilitator(EventEntity thisEvent)
{
List<Facilitator> outputFacilitatorList = new List<Facilitator>();
List<int> listOfFacilitatorId = thisEvent.getListOfFacilitator();
Database db = Database.CreateDatabase(DatabaseToken);
List<User> listOfUsers = db.getListOfUsers();
for (int i = 0; i < listOfUsers.Count; i++)
{
if(listOfFacilitatorId.Contains(listOfUsers[i].getUserId()))
outputFacilitatorList.Add(new Facilitator(listOfUsers[i]));
}
return outputFacilitatorList;
}
public bool createEvent(EventEntity events)
{
Database db = Database.CreateDatabase(DatabaseToken);
List<EventEntity> eventList = db.getListOfEvents();
//Add event into the database
eventList.Add(events);
db.saveListOfEvents(eventList);
//Add event into Organiser's own list
createdEvents.Add(events);
return true;
}
private void createButton_Click(object sender, EventArgs e)
{
if (eventNameTextBox.Text == "" && sizeTextBox.Text == "")
{
MessageBox.Show("Please fill in the event details. Thank you.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (eventNameTextBox.Text == "")
{
MessageBox.Show("Please enter an event name. Thank you.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (sizeTextBox.Text == "")
{
MessageBox.Show("Please enter the particpatiant size. Thank you.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (startTimePicker.Value > endTimePicker.Value)
{
MessageBox.Show("The event's start date cannot be after its end date.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (startTimePicker.Value == endTimePicker.Value)
{
MessageBox.Show("The event cannot have the same start and end time.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (int.Parse(sizeTextBox.Text) < 1)
{
MessageBox.Show("You cannot create an event with 0 participant size.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (listOfActivity.Count == 0 && scheduleEventView.Items.Count == 0)
{
MessageBox.Show("Please add your schedule. Thank you.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
string path = "events.xml";
int neweventId = 1;
int newscheduleId = 1;
if (File.Exists(path))
{
neweventId = Organiser.getNewEventId();
newscheduleId = Organiser.getNewScheduleId();
}
List<Participant> participantList = new List<Participant>();
List<int> facilitatorList = new List<int>();
Organiser org = new Organiser(currentUser);
// Delete event
Activity currentActivity;
for (int i = 0; i < listOfActivity.Count; i++)
{
currentActivity = listOfActivity[i];
if (currentActivity.getDate().Year == Convert.ToDateTime(dateCombobox.Text).Year && currentActivity.getDate().Month == Convert.ToDateTime(dateCombobox.Text).Month && currentActivity.getDate().Day == Convert.ToDateTime(dateCombobox.Text).Day)
{
listOfActivity.Remove(currentActivity);
i--;
}
}
//Readd the current date event
Activity currAct; Venue ven; DateTime time;
for (int i = 0; i < scheduleEventView.Items.Count; i++)
{
time = returnTime(scheduleEventView.Items[i].SubItems[0].Text, Convert.ToDateTime(dateCombobox.Text));
int newVenueID = org.getCheckVenueId(scheduleEventView.Items[i].SubItems[2].Text);
ven = new Venue(newVenueID, scheduleEventView.Items[i].SubItems[2].Text, Venue.getVenueCapacityfromID(newVenueID));
if (listOfActivity.Count == 0)
newActivityID = org.getNewActivityId();
else
newActivityID = getNewActIDFromActList(listOfActivity);
currAct = new Activity(newActivityID, time, scheduleEventView.Items[i].SubItems[1].Text, ven);
listOfActivity.Add(currAct);
}
listOfActivity = sortActivityList(listOfActivity);
foreach (Activity newAct in listOfActivity)
{
org.addNewActivity(newAct);
}
List<string> listOfItems = new List<string>();
Schedule newSchedule = new Schedule(newscheduleId, listOfItems, listOfActivity);
int newItemID = 0;
List<int> listOfBudgetID = new List<int>();
List<Budget> listOfBudget = new List<Budget>();
Budget currBudget;
for (int i = 0; i < budgetListListView.Items.Count; i++)
{
if (i == 0)
newItemID = org.getNewItemID();
else
newItemID++;
listOfBudgetID.Add(newItemID);
currBudget = new Budget(newItemID, double.Parse(budgetListListView.Items[i].SubItems[1].Text), budgetListListView.Items[i].SubItems[0].Text);
listOfBudget.Add(currBudget);
}
org.addSchedule(newSchedule);
org.addBudget(listOfBudget);
EventEntity events = new EventEntity(neweventId, eventNameTextBox.Text, startTimePicker.Value, endTimePicker.Value, newscheduleId, int.Parse(sizeTextBox.Text), participantList, facilitatorList, listOfBudgetID, double.Parse(totalPriceTextBox.Text), currentUser.getUserId(), false, false, false, false);
org.createEvent(events);
if (MessageBox.Show(events.getEventName() + " has been created. Do you want to advertise?", "Registration", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
Advertise newAdvForm = new Advertise(this.eventNameTextBox.Text.ToString());
newAdvForm.Show();
}
this.Close();
}
}
// Alert Search
public int scoutAlert()
{
int numOfAlerts = 0;
userAlerts.Clear();
Participant p = new Participant(this);
Facilitator f = new Facilitator(this);
Organiser o = new Organiser(this);
List<EventEntity> listOfRegisteredEvents = new List<EventEntity>();
List<EventEntity> listOfFacilitatingEvents = new List<EventEntity>();
List<EventEntity> listOfOrganizingEvents = new List<EventEntity>();
EventEntity eve = new EventEntity();
listOfFacilitatingEvents = f.getFacilitatedEvents();
listOfOrganizingEvents = o.getOrganisedEvents();
listOfRegisteredEvents = p.getRegisteredEvents();
// Alert if User is PARTICIPANT of this updated event
foreach (EventEntity e in listOfRegisteredEvents)
{
if (e.getEventUpdatedFlag(e.getEventId()) == true)
{
userAlerts.Add(eve.createAlert(e.getEventId(), 1));
numOfAlerts++;
}
}
// Alert if User if FACILITATOR of this updated event
foreach (EventEntity e in listOfFacilitatingEvents)
{
if (e.getEventUpdatedFlag(e.getEventId()) == true)
{
userAlerts.Add(eve.createAlert(e.getEventId(), 1));
numOfAlerts++;
}
}
// Alert if User is PARTICIPANT of this starting event
foreach (EventEntity e in listOfRegisteredEvents)
{
if (e.getEventStartFlag(e.getEventId()) == true)
{
userAlerts.Add(eve.createAlert(e.getEventId(), 3));
numOfAlerts++;
}
}
// Alert if User is FACILITATOR of this starting event
foreach (EventEntity e in listOfFacilitatingEvents)
{
if (e.getEventStartFlag(e.getEventId()) == true)
{
userAlerts.Add(eve.createAlert(e.getEventId(), 3));
numOfAlerts++;
}
}
// Alert if User is ORGANIZER of this starting event
foreach (EventEntity e in listOfOrganizingEvents)
{
if (e.getEventStartFlag(e.getEventId()) == true)
{
userAlerts.Add(eve.createAlert(e.getEventId(), 3));
numOfAlerts++;
}
}
return numOfAlerts;
}
private void saveButton_Click(object sender, EventArgs e)
{
int numParticipant = int.Parse(participantTextbox.Text);
if (numParticipant < EventEntity.getParticipantSize(currentEventID)) // Prohibit decrease in participant size
{
MessageBox.Show("You are not allowed to decrease the participant size", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (timeListBox.Items.Count != descriptionListBox.Items.Count || timeListBox.Items.Count != venueListBox.Items.Count)
{
MessageBox.Show("At least one activity is missing in the schedule!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
EventEntity.setParticipantNumFromEventID(currentEventID, numParticipant);
// delete schedule
Activity currentActivity;
for (int i = 0; i < listOfActivity.Count; i++)
{
currentActivity = listOfActivity[i];
if (currentActivity.getDate().Year == Convert.ToDateTime(dateCombobox.Text).Year && currentActivity.getDate().Month == Convert.ToDateTime(dateCombobox.Text).Month && currentActivity.getDate().Day == Convert.ToDateTime(dateCombobox.Text).Day)
{
listOfActivity.Remove(currentActivity);
i--;
}
}
//set schedule
Organiser org = new Organiser(currentUser);
Activity currAct; Venue ven; DateTime time;
for (int i = 0; i < timeListBox.Items.Count; i++)
{
time = returnTime(timeListBox.Items[i].ToString(), Convert.ToDateTime(dateCombobox.Text));
int newVenueID = org.getCheckVenueId(venueListBox.Items[i].ToString());
ven = new Venue(newVenueID, venueListBox.Items[i].ToString(), Venue.getVenueCapacityfromID(newVenueID));
if (listOfActivity.Count == 0)
newActivityID = org.getNewActivityId();
else
newActivityID = getNewActIDFromActList(listOfActivity);
currAct = new Activity(newActivityID, time, descriptionListBox.Items[i].ToString(), ven);
listOfActivity.Add(currAct);
}
listOfActivity = sortActivityListByID(listOfActivity);
foreach(Activity act in listOfActivity)
org.addNewActivity(act);
listOfActivity = sortActivityListByTime(listOfActivity);
// EventEntity.setSchedule(currentEventID, listOfDateTime, listOfdescription, listOfVenue);
EventEntity.replaceSchedule(currentEventID, listOfActivity);
//Set Alert Flag
EventEntity eve = new EventEntity();
eve.setEventUpdatedFlag(currentEventID);
//
MessageBox.Show("Save successfully.", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.Close();
}
}
