public StateMachine()
{
state = StateOfSystem.HOME_PAGE_NLI;
}
public bool SetSystemState(UserActions action, LoginStatus login)
{
var prevState = state;
// NAV bar doesn't work during verifying states
if (!IsInVerifingState())
{
// NAV home page clicks >> returns user to home page
if (action == UserActions.HOME_CLICK && !IsInVerifingState())
{
if (login == LoginStatus.LOGGED_OUT)
{
state = StateOfSystem.HOME_PAGE_NLI;
}
else if (login == LoginStatus.ADMIN)
{
state = StateOfSystem.HOME_PAGE_ADMIN;
}
else
{
state = StateOfSystem.HOME_PAGE_USER;
}
}
// NAV logout button clicks >> logs user out
if (action == UserActions.LOGIN_LOGOUT_CLICK && !IsInVerifingState())
{
if (login == LoginStatus.LOGGED_OUT)
{
state = StateOfSystem.LOGIN_PAGE;
}
else
{
state = StateOfSystem.HOME_PAGE_NLI;
}
}
// NAV admin button clicks >> takes user to admin panel if user is an admin
if (action == UserActions.ADMIN_CLICK && login == LoginStatus.ADMIN)
{
state = StateOfSystem.ADMIN_PAGE;
}
// NAV appointments button clicks >> takes user to appointments page if user is not an admin
if (action == UserActions.APPOINTMENTS_CLICK && login == LoginStatus.USER)
{
state = StateOfSystem.APPOINTMENTS_PAGE;
}
// login page state | Possible actions >> Join, Login
if (state == StateOfSystem.LOGIN_PAGE && action == UserActions.JOIN_CLICK)
{
state = StateOfSystem.JOIN_PAGE;
}
else if (state == StateOfSystem.LOGIN_PAGE && action == UserActions.LOGIN_CLICK)
{
state = StateOfSystem.VERIFY_LOGIN;
}
// join page state | Possible actions >> Join, Cancel
else if (state == StateOfSystem.JOIN_PAGE && action == UserActions.JOIN_CLICK)
{
state = StateOfSystem.VERIFY_JOIN;
}
else if (state == StateOfSystem.JOIN_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.LOGIN_PAGE;
}
// appointments page state | Possible actions >> Create, Remove
else if (state == StateOfSystem.APPOINTMENTS_PAGE && action == UserActions.CREATE_CLICK)
{
state = StateOfSystem.CREATE_APPOINT_PAGE;
}
else if (state == StateOfSystem.APPOINTMENTS_PAGE && action == UserActions.REMOVE_CLICK)
{
state = StateOfSystem.VERIFY_APPOINT_REMOVE;
}
// new appointment page state | Possible actions >> Create, Cancel
else if (state == StateOfSystem.CREATE_APPOINT_PAGE && action == UserActions.CREATE_CLICK)
{
state = StateOfSystem.VERIFY_APPOINT_CREATE;
}
else if (state == StateOfSystem.CREATE_APPOINT_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.APPOINTMENTS_PAGE;
}
// admin page state | Possible actions >> Add Dentist, Edit Dentist, Remove Dentist, Add App Type, Remove App Type
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.ADD_DEN_CLICK)
{
state = StateOfSystem.ADD_DENTIST_PAGE;
}
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.EDIT_DEN_CLICK)
{
state = StateOfSystem.EDIT_DENTIST_PAGE;
}
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.REMOVE_DEN_CLICK)
{
state = StateOfSystem.REMOVE_DENTIST_PAGE;
}
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.ADD_APP_TYPE_CLICK)
{
state = StateOfSystem.ADD_APPOINT_TYPE_PAGE;
}
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.REMOVE_APP_TYPE_CLICK)
{
state = StateOfSystem.REMOVE_APPOINT_TYPE_PAGE;
}
else if (state == StateOfSystem.ADMIN_PAGE && action == UserActions.EDIT_DEN_DETAILS_CLICK)
{
state = StateOfSystem.EDIT_DENTIST_DETAILS_PAGE;
}
// add dentist page state | Possible actions >> Create, Cancel
else if (state == StateOfSystem.ADD_DENTIST_PAGE && action == UserActions.CREATE_CLICK)
{
state = StateOfSystem.VERIFY_ADD_DENTIST;
}
else if (state == StateOfSystem.ADD_DENTIST_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
// edit dentist page state | Possible actions >> Update, Cancel
else if (state == StateOfSystem.EDIT_DENTIST_PAGE && action == UserActions.UPDATE_CLICK)
{
state = StateOfSystem.VERIFY_EDIT_DENTIST;
}
else if (state == StateOfSystem.EDIT_DENTIST_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
// remove dentist page state | Possible actions >> Remove, Cancel
else if (state == StateOfSystem.REMOVE_DENTIST_PAGE && action == UserActions.REMOVE_CLICK)
{
state = StateOfSystem.VERIFY_REMOVE_DENTIST;
}
else if (state == StateOfSystem.REMOVE_DENTIST_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
// add appointment type page | Possible actions >> Create, Cancel
else if (state == StateOfSystem.ADD_APPOINT_TYPE_PAGE && action == UserActions.CREATE_CLICK)
{
state = StateOfSystem.VERIFY_ADD_APPOINT_TYPE;
}
else if (state == StateOfSystem.ADD_APPOINT_TYPE_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
// remove appointment type page | Possible actions >> Remove, Cancel
else if (state == StateOfSystem.REMOVE_APPOINT_TYPE_PAGE && action == UserActions.REMOVE_CLICK)
{
state = StateOfSystem.VERIFY_REMOVE_APPOINT_TYPE;
}
else if (state == StateOfSystem.REMOVE_APPOINT_TYPE_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
// edit dentist details page | Possible actions >> Update, Cancel
else if (state == StateOfSystem.EDIT_DENTIST_DETAILS_PAGE && action == UserActions.UPDATE_CLICK)
{
state = StateOfSystem.VERIFY_EDIT_DENTIST_DETAILS;
}
else if (state == StateOfSystem.EDIT_DENTIST_DETAILS_PAGE && action == UserActions.CANCEL_CLICK)
{
state = StateOfSystem.ADMIN_PAGE;
}
}
// verify join states | Possible actions >> Success, Failure
if (state == StateOfSystem.VERIFY_JOIN && action == UserActions.SUCCESS)
{
state = StateOfSystem.LOGIN_PAGE;
}
else if (state == StateOfSystem.VERIFY_JOIN && action == UserActions.FAILURE)
{
state = StateOfSystem.JOIN_PAGE;
}
// verify login states | Possible actions >> Success, Failure
else if (state == StateOfSystem.VERIFY_LOGIN && action == UserActions.SUCCESS)
{
if (login == LoginStatus.ADMIN)
{
state = StateOfSystem.ADMIN_PAGE;
}
else if (login == LoginStatus.USER)
{
state = StateOfSystem.APPOINTMENTS_PAGE;
}
}
else if (state == StateOfSystem.VERIFY_LOGIN && action == UserActions.FAILURE)
{
state = StateOfSystem.LOGIN_PAGE;
}
// verify logout states | Possible actions >> None
else if (state == StateOfSystem.VERIFY_LOGOUT)
{
state = StateOfSystem.HOME_PAGE_NLI;
}
// verify creating appointments | Possible actions >> Success, Failure
else if (state == StateOfSystem.VERIFY_APPOINT_CREATE && action == UserActions.SUCCESS)
{
state = StateOfSystem.APPOINTMENTS_PAGE;
}
else if (state == StateOfSystem.VERIFY_APPOINT_CREATE && action == UserActions.FAILURE)
{
state = StateOfSystem.CREATE_APPOINT_PAGE;
}
// verify removing appointments | Possible actions >> None
else if (state == StateOfSystem.VERIFY_APPOINT_REMOVE)
{
state = StateOfSystem.APPOINTMENTS_PAGE;
}
// verify adding a new dentist | Possible actions >> None
else if (state == StateOfSystem.VERIFY_ADD_DENTIST)
{
state = StateOfSystem.ADD_DENTIST_PAGE;
}
// verify editing an existing dentist | Possible actions >> None
else if (state == StateOfSystem.VERIFY_EDIT_DENTIST)
{
state = StateOfSystem.EDIT_DENTIST_PAGE;
}
// verify removing a dentist | Possible actions >> None
else if (state == StateOfSystem.VERIFY_REMOVE_DENTIST)
{
state = StateOfSystem.REMOVE_DENTIST_PAGE;
}
// verify adding an appointment type | Possible actions >> None
else if (state == StateOfSystem.VERIFY_ADD_APPOINT_TYPE)
{
state = StateOfSystem.ADD_APPOINT_TYPE_PAGE;
}
// verify removing an appointment type | Possible actions >> None
else if (state == StateOfSystem.VERIFY_REMOVE_APPOINT_TYPE)
{
state = StateOfSystem.REMOVE_APPOINT_TYPE_PAGE;
}
// verify editing a dentist's details | Possible actions >> None
else if (state == StateOfSystem.VERIFY_EDIT_DENTIST_DETAILS)
{
state = StateOfSystem.EDIT_DENTIST_DETAILS_PAGE;
}
return(prevState != state);
}
private void ModifyPage(StateOfSystem systemState)
{
window.ResetWindow();
switch (systemState)
{
case StateOfSystem.HOME_PAGE_NLI:
{
window.SetPage(window.UsrCntrl_Home);
window.Btn_LogInOut.Content = "Log In";
window.Btn_Admin.IsEnabled = false;
window.Btn_Admin.Visibility = Visibility.Hidden;
window.Btn_Appointments.IsEnabled = false;
window.Btn_Appointments.Visibility = Visibility.Hidden;
} break;
case StateOfSystem.LOGIN_PAGE:
{
window.SetPage(window.UsrCntrl_LogIn);
} break;
case StateOfSystem.JOIN_PAGE:
{
window.SetPage(window.UsrCntrl_Join);
} break;
case StateOfSystem.HOME_PAGE_ADMIN:
{
window.SetPage(window.UsrCntrl_Home);
} break;
case StateOfSystem.HOME_PAGE_USER:
{
window.SetPage(window.UsrCntrl_Home);
} break;
case StateOfSystem.ADMIN_PAGE:
{
window.SetPage(window.UsrCntrl_Admin);
window.Btn_LogInOut.Content = "Log Out";
window.Btn_Admin.IsEnabled = true;
window.Btn_Admin.Visibility = Visibility.Visible;
} break;
case StateOfSystem.APPOINTMENTS_PAGE:
{
window.SetPage(window.UsrCntrl_MyApps);
window.Btn_LogInOut.Content = "Log Out";
window.Btn_Appointments.IsEnabled = true;
window.Btn_Appointments.Visibility = Visibility.Visible;
var thread = new GetUserAppointments(5000, sessionKey.GetSessionID());
thread.eventHandler += HandleAppointmentsMyAppsUpdate;
thread.Start();
} break;
case StateOfSystem.VERIFY_JOIN:
{
window.SetPage(window.UsrCntrl_Join);
} break;
case StateOfSystem.ADD_DENTIST_PAGE:
{
window.SetPage(window.UsrCntrl_AddDentist);
} break;
case StateOfSystem.EDIT_DENTIST_PAGE:
{
window.SetPage(window.UsrCntrl_EditDentist);
var thread = new GetDentistsThread(5000, "");
thread.eventHandler += HandleGetDentistsEditDenUpdate;
thread.Start();
} break;
case StateOfSystem.REMOVE_DENTIST_PAGE:
{
window.SetPage(window.UsrCntrl_RemoveDentist);
var thread = new GetDentistsThread(5000, "");
thread.eventHandler += HandleGetDentistsRemoveDenUpdate;
thread.Start();
} break;
case StateOfSystem.ADD_APPOINT_TYPE_PAGE:
{
window.SetPage(window.UsrCntrl_AddAppType);
} break;
case StateOfSystem.REMOVE_APPOINT_TYPE_PAGE:
{
window.SetPage(window.UsrCntrl_RemoveAppType);
var thread = new GetAppointmentTypesThread(5000, 0);
thread.eventHandler += HandleGetAllAppTypesRemAppUpdate;
thread.Start();
} break;
case StateOfSystem.CREATE_APPOINT_PAGE:
{
window.SetPage(window.UsrCntrl_NewApp);
var thread = new GetDentistsThread(5000, "");
thread.eventHandler += HandleGetAllDentistsNewAppUpdate;
thread.Start();
var threadTypes = new GetAppointmentTypesThread(5000, 0);
threadTypes.eventHandler += HandleGetAllAppTypesNewAppUpdate;
threadTypes.Start();
} break;
case StateOfSystem.VERIFY_REMOVE_APPOINT_TYPE:
{
window.SetPage(window.UsrCntrl_RemoveAppType);
} break;
case StateOfSystem.VERIFY_REMOVE_DENTIST:
{
window.SetPage(window.UsrCntrl_RemoveDentist);
} break;
case StateOfSystem.EDIT_DENTIST_DETAILS_PAGE:
{
window.SetPage(window.UsrCntrl_EditDentistDetails);
var thread = new GetDentistsThread(5000, "");
thread.eventHandler += HandleGetAllDentistsEditDenDetailsUpdate;
thread.Start();
} break;
}
}
