<?php defined('SYSPATH') or die('No direct access allowed.');

/**
 * This class supports Children in a Room Configuration 
 *
 * @package    Membership Database
 * @category   Models
 * @author     Deon George
 * @copyright  (c) 2014 Deon George
 * @license    http://dev.leenooks.net/license.html
 */
class Model_Room_Children extends ORM {
	protected $_belongs_to = array(
		'child'=>array(),
		'room'=>array('model'=>'Rooms'),
	);

	public function filters() {
		return Arr::merge(parent::filters(),array(
			'date_start'=>array(
				array('strtotime', array(':value')),
				array('ORM::tostring', array(':value')),
			),
			'date_stop'=>array(
				array('strtotime', array(':value')),
				array('ORM::tostring', array(':value')),
			),
		));
	}

	public function rules() {
		$x = parent::rules();

		unset($x['id']);

		return Arr::merge($x,array(
			'date_start'=>array(
				array('not_empty'),
			),
			'date_stop'=>array(
				array('not_empty'),
				array(array($this,'validate_datestop'),array(':validation')),
			),
			'code' => array(
				array(array($this,'validate_absentnoshow'),array(':validation',':value')),
				array(array($this,'validate_absentnotice'),array(':validation',':value')),
				array(array($this,'validate_casualrequest'),array(':validation',':value')),
			),
		));
	}

	protected $_display_filters = array(
		'date_start'=>array(
			array('Site::Date',array(':value')),
		),
		'date_stop'=>array(
			array('Site::Date',array(':value')),
		),
	);

	public function day($day) {
		return $this->{'d_'.$day};
	}

	/**
	 * Has a day been selected
	 */
	public function have_days() {
		for ($i=0;$i<7;$i++)
			if ($this->day($i))
				return TRUE;

		return FALSE;
	}

	/**
	 * No show date cannot be in the future
	 */
	public function validate_absentnoshow($array,$code) {
		return ($code != 'A') OR ($array['date_start'] < time());
	}

	/**
	 * Notice date cannot be in the past
	 */
	public function validate_absentnotice($array,$code) {
		return ($code != 'a') OR ($array['date_start'] > time());
	}

	/**
	 * Casual Request cannot be in the past
	 */
	public function validate_casualrequest($array,$code) {
		return ($code != 'c') OR ($array['date_start'] > time());
	}

	/**
	 * End date cannot be earlier than start date
	 */
	public function validate_datestop($array) {
		return $array['date_start'] <= $array['date_stop'];
	}

	/**
	 * Since we use checkboxes for dates, we need to unselect dates not selected
	 */
	public function values(array $values, array $expected = NULL) {
		for ($i=0;$i<7;$i++)
			if ($this->day($i) AND empty($values['d_'.$i]))
				$this->{'d_'.$i} = NULL;

		return parent::values($values,$expected);
	}
}
?>