GetEventsAction.java

package com.sromku.simple.fb.actions;

import java.util.ArrayList;
import java.util.List;

import com.facebook.Response;
import com.facebook.model.GraphObject;
import com.sromku.simple.fb.SessionManager;
import com.sromku.simple.fb.entities.Event;
import com.sromku.simple.fb.entities.Event.EventDecision;
import com.sromku.simple.fb.utils.GraphPath;
import com.sromku.simple.fb.utils.Utils;

/**
 * Get the events of the profile/group/page. <br>
 * <br>
 * The default retrieved events will be events that the user is attending. If
 * you want to get events that the user said 'maybe' or totally declined, then
 * you need to set the method: {@link #setEventDecision(EventDecision)}.
 * 
 * @author sromku
 * @see https://developers.facebook.com/docs/graph-api/reference/user/events/
 */
public class GetEventsAction extends GetAction<List<Event>> {

	private EventDecision mEventDesicion = EventDecision.ATTENDING; // default

	public GetEventsAction(SessionManager sessionManager) {
		super(sessionManager);
	}

	/**
	 * Get the events of the user based on his/her decision. You can not ask for
	 * all events of the user and only then filter, you have to filter by
	 * attendance of the user.
	 * 
	 * @param eventDesicion
	 */
	public void setEventDecision(EventDecision eventDesicion) {
		mEventDesicion = eventDesicion;
	}

	@Override
	protected String getGraphPath() {
		// example path: {user-id}/events/attending
		return getTarget() + "/" + GraphPath.EVENTS + "/" + mEventDesicion.getGraphNode();
	}

	@Override
	protected List<Event> processResponse(Response response) {
		List<GraphObject> graphObjects = Utils.typedListFromResponse(response, GraphObject.class);
		List<Event> events = new ArrayList<Event>(graphObjects.size());
		for (GraphObject graphObject : graphObjects) {
			Event event = Event.create(graphObject);
			events.add(event);
		}
		return events;
	}

}