Android Open Source - android-calendar-drafts Events D A O

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License

The source code is released under:

Apache License

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Java Source Code

package com.touchableheroes.drafts.calendar.dao;
/*w  ww  . ja va2 s. c o m*/
import com.touchableheroes.drafts.calendar.cmd.DeleteEventByHeaderCmd;
import com.touchableheroes.drafts.calendar.cmd.DeleteEventCmd;
import com.touchableheroes.drafts.calendar.cmd.ExistsEventCmd;
import com.touchableheroes.drafts.calendar.cmd.InsertDaylyRepeatableEventCmd;
import com.touchableheroes.drafts.calendar.cmd.InsertEventCmd;
import com.touchableheroes.drafts.calendar.cmd.LoadEventByIdCmd;
import com.touchableheroes.drafts.calendar.cmd.UpdateEventByHeaderCmd;

import android.app.Activity;
import android.net.Uri;


/**
 * Simple dao to access calendar-events.
 * 
 * @author asiebert
 */
public class EventsDAO {

  private final Activity activity;
  
  private final InsertEventCmd insert;
  private final ExistsEventCmd exists;
  private final DeleteEventCmd delete;
  private final DeleteEventByHeaderCmd deleteByHeader;
  private final UpdateEventByHeaderCmd updateByHeader;
  private final LoadEventByIdCmd loadOneById;

  public EventsDAO(final Activity activity) {
    this.activity = activity;
    this.insert = new InsertEventCmd(activity);
    this.exists = new ExistsEventCmd(activity);
    this.delete = new DeleteEventCmd(activity);
    this.deleteByHeader = new DeleteEventByHeaderCmd(activity);
    this.updateByHeader = new UpdateEventByHeaderCmd(activity);
    this.loadOneById = new LoadEventByIdCmd(activity); 
  }

  /**
   * method to create one simple event.
   * 
   * @param beginDate start-date
   * @param endDate end-date
   * @param title - title of the event
   * @param description - description
   * 
   * @return generated EventId
   */
  public EventId createEvent(final long beginDate, final long endDate,
      final String title, final String description) {
    final Uri result = insert.exec(1, beginDate, endDate, title, description);
    return new EventId(result);
  }
  
  /**
   * method to create a repeated dayly event.
   * 
   * @param beginDate
   * @param endDate
   * @param title
   * @param description
   * 
   * @return
   */
  public EventId createDaylyEvent(final long beginDate, final long endDate,
      final String title, final String description, final long until) {
    final InsertDaylyRepeatableEventCmd repeatable = new InsertDaylyRepeatableEventCmd( this.activity );
    
    // writes repeatable events until in a given cycle:
    final Uri idUri = repeatable.exec(1, beginDate, endDate, title, description, "");
    return new EventId(idUri);
  }

  public boolean createRepeatableEvent(final long beginDate,
      final String duration, final String title, final String description) {
    // todo: impl. for repeatable tasks.
    return false;
  }

  public boolean exists(final EventId id) {
    final Uri idUri = id.getUri();
    return exists.exec(idUri);
  }
  
  public Event load(final EventId id) {
    final Uri idUri = id.getUri();
    
    return loadOneById.exec(idUri);
  }

  public boolean delete(final EventId id) {
    return this.delete.exec(id.getUri());
  }
  
  /**
   * identify by title, start-date & end-date.
   */
  public boolean deleteByHeader(final String title, final long begin, final long end) {
    return deleteByHeader.exec(title, begin, end);
  }
  
  /**
   * identify by title, start-date & end-date.
   */
  public boolean updateByHeader(final String title, final long begin, final long end, final String newTitle, final long newBegin, final long newEnd,
      final String newDescription, final String newLocation) {
    return updateByHeader.exec(title, begin, end, newTitle, newBegin, newEnd,
        newDescription, newLocation);
  }
  
}

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