package eu.alfred.recommendation_engine;

import static org.junit.Assert.*;

import java.util.Arrays;

import java.util.Calendar;

import java.util.Date;

import java.util.UUID;

import org.junit.Before;

import org.junit.Test;

import eu.alfred.event_manager.client.EventManagerClient;

import eu.alfred.event_manager.model.Event;

import eu.alfred.event_manager.model.Organizer;

import eu.alfred.event_manager.model.Tickets;

import eu.alfred.event_manager.model.Venue;

import eu.alfred.personalization_manager.client.PersonalProfileClient;

import eu.alfred.personalization_manager.model.Address;

import eu.alfred.personalization_manager.model.UserProfile;

public class SimilarParticipantsFinderTests {

  private Event testEvent1 = new Event();

  private EventManagerClient emClient = new EventManagerClient();

  private String event1ID;

  private Event event1Created;

  private Event testEvent2 = new Event();

  private String event2ID;

  private Event event2Created;

  private UserProfile testUser = new UserProfile();

  private UserProfile createdTestUser = new UserProfile();

  private UserProfile user1 = new UserProfile();

  private UserProfile user2 = new UserProfile();

  private UserProfile createdUser1 = new UserProfile();

  private UserProfile createdUser2 = new UserProfile();

  private PersonalProfileClient ppClient = new PersonalProfileClient();

  private String user1Id;

  private String user2Id;

  private String testUserId;

  private SimilarParticipantsFinder similarFinder = new SimilarParticipantsFinder();

  private Date d;

  @Before

  public void setup() {

      Calendar cal = Calendar.getInstance();

      cal.add(Calendar.DAY_OF_YEAR, 2);

      d = cal.getTime(); 

      // Create a participant of a certain age and participants like him and not like him

      testUser.setAlfredUserName("testUser");

      testUser.setFirstName("tasos");

      Address testUserAddress = new Address();

      testUserAddress.setCity("Utrecht");

      testUser.setResidentialAddress(testUserAddress);

      testUser.setInterests(new String[] {"music","opera"});

      testUser.setDateOfBirth(new Date(Long.parseLong("-630374400000")));

      testUserId = ppClient.createUserProfile(testUser);

      createdTestUser = (UserProfile)ppClient.retrieveUserProfile(testUserId).get(0);

      user1.setAlfredUserName("user1");

      user1.setFirstName("user1");

      Address user1Address = new Address();

      testUserAddress.setCity("Utrecht");

      user1.setResidentialAddress(user1Address);

      user1.setInterests(new String[] {"music","opera"});

      user1.setDateOfBirth(new Date(Long.parseLong("-535680000000")));

      user1Id = ppClient.createUserProfile(user1);

      createdUser1 = (UserProfile)ppClient.retrieveUserProfile(user1Id).get(0);

      user2.setAlfredUserName("testUser");

      user2.setFirstName("tasos");

      Address user2Address = new Address();

      user2Address.setCity("Utrecht");

      user2.setResidentialAddress(user2Address);

      user2.setInterests(new String[] {"music","opera"});

      user2.setDateOfBirth(new Date(Long.parseLong("-93916800000")));

      user2Id = ppClient.createUserProfile(user2);

      createdUser2 = (UserProfile)ppClient.retrieveUserProfile(user2Id).get(0);

      // create events (at least 2) one for participants like him and one for not participants like him 

      event1ID = "1_event-" + UUID.randomUUID().toString();

      testEvent1.setEventID(event1ID); 

      testEvent1.setTags(Arrays.asList(new String[] {"music","opera"}));

      testEvent1.setCategories(Arrays.asList(new String[] {"N.A."}));

      Venue venueA = new Venue();

      venueA.setCity("Utrecht");

      testEvent1.setVenue(venueA);

      testEvent1.setStart_date(d);

      testEvent1.setEnd_date(d); 

      Organizer tasos = new Organizer();

      tasos.setName("Tasos");

      testEvent1.setOrganizer(tasos);

      testEvent1.setStatus("Live"); 

      testEvent1.setTickets(Arrays.asList(new Tickets[] {}));

      event1Created = emClient.addEvent(testEvent1); 

      event2ID = "1_event-" + UUID.randomUUID().toString();

      testEvent2.setEventID(event2ID); 

      testEvent2.setTags(Arrays.asList(new String[] {"sports","basket"}));

      testEvent2.setCategories(Arrays.asList(new String[] {"N.A."}));

      Venue venueB = new Venue();

      venueB.setCity("Utrecht");

      testEvent2.setVenue(venueB);

      testEvent2.setStart_date(d);

      testEvent2.setEnd_date(d); 

      Organizer bill = new Organizer();

      bill.setName("bill");

      testEvent2.setOrganizer(bill);

      testEvent2.setStatus("Live"); 

      testEvent2.setTickets(Arrays.asList(new Tickets[] {}));

      event2Created = emClient.addEvent(testEvent2);

      // add the participation in the events

      emClient.addParticipant(event1Created.getEventID(), user1Id);

      emClient.addParticipant(event2Created.getEventID(), user2Id);

  }

  @Test

  public void testFindingEventsWithSimilarParticipants() {

      try {

          System.out.println(similarFinder.getEventsWithParticipantsLikeMe(createdTestUser));

          assertTrue(similarFinder.getEventsWithParticipantsLikeMe(createdTestUser).contains(event1Created));

      } catch (Exception e) {

          // TODO Auto-generated catch block

          e.printStackTrace();

      }

  }

}