package net.sabi.pester;

import danger.app.Application;
import danger.app.Event;
import danger.ui.ActiveListView;
import danger.ui.DialogWindow;
import danger.ui.Rect;
import danger.ui.TypeAheadTextField;
import danger.util.ActiveList;
import danger.util.StdActiveList;
import danger.util.DEBUG;

public class AlarmListView extends ActiveListView
    implements Resources, Commands {
    private static Pester sPester;
    private static AlarmListWindow sAlarmListWindow;
    // XXX some of these shouldn't conceptually be static, but who cares
    private static StdActiveList sAlarmList;
    private static Alarms sAlarms;

    private static DialogWindow sEditWindow;
    private TypeAheadTextField sMessageField;

    private static Alarm sFocusedAlarm, sEditingAlarm;

    private static final int EVENT_CANCEL_ALARM = -1; // XXX move this?
    
    public void onDecoded() {
	sPester = (Pester)Application.getCurrentApp();
	sAlarmListWindow = (AlarmListWindow)getWindow();
	sAlarmList = new StdActiveList();
	setList(sAlarmList);

	sEditWindow = sPester.getDialog(ID_ALARM_SET_DIALOG, this);
	sEditWindow.setCancelButtonEvent(new Event(this, EVENT_CANCEL_ALARM));
	sMessageField = (TypeAheadTextField)sEditWindow.getDescendantWithID(ID_MESSAGE_FIELD);
	sEditWindow.disableBottomRightButtonOnEmptyField(sMessageField);

	super.onDecoded();
    }

    public boolean eventWidgetUp(int widget, Event e) {
	switch (widget) {
	case Event.DEVICE_BUTTON_BACK:
	case Event.DEVICE_BUTTON_CANCEL:
	    sPester.returnToLauncher();
	    return true;
	}
	return super.eventWidgetUp(widget, e);
    }

    void editAlarm(Alarm alarm) {
	sEditingAlarm = alarm;
	alarm.beginEditing();
	sMessageField.setText(sEditingAlarm.getMessage());
	sEditWindow.show();
    }

    public boolean receiveEvent(Event e) {
	switch (e.type) {
	case EVENT_NEW_ALARM:
	    editAlarm(new Alarm());
	    return true;
	case EVENT_SET_ALARM:
	    if (sEditingAlarm != sFocusedAlarm) { // new alarm
		sAlarmList.addItem(sEditingAlarm);
		setFocusedItem(sEditingAlarm);
	    }
	    sEditingAlarm.setMessage(sMessageField.toString());
	    sEditingAlarm.update();
	case EVENT_CANCEL_ALARM:
	    // XXX (re)schedule alarm
	    sEditingAlarm.endEditing();
	    return true;
	case EVENT_DISCARD_ALARM:
	    // XXX confirmation
	    sAlarmList.removeItem(sFocusedAlarm);
	    return true;
	}
	return super.receiveEvent(e);
    }

    protected void itemActivated(Object item) {
	// XXX deschedule alarm
	editAlarm(sFocusedAlarm);
    }
    protected void itemFocused(Object item) {
	sFocusedAlarm = (Alarm)item;
    }

    public int alarmsSet() {
	return getListSize();
    }
    public void onItemAdded(ActiveList list, Object item, int index) {
	sAlarmListWindow.updateAlarmCount();
	super.onItemAdded(list, item, index);
    }
    public void onItemRemoved(ActiveList list, Object item, int index) {
	sAlarmListWindow.updateAlarmCount();
	super.onItemRemoved(list, item, index);
    }

    protected CharSequence getToolTipForItem(Object item) {
	if (item == null) // this is dumb, why do we get asked for a tooltip?
	    return null;
	// XXX only set a tooltip if the message is truncated
	return ((Alarm)item).getMessage();
    }
}