<?php
class Unit extends AppModel {

	var $name = 'Unit';
	var $validate = array(
		'id' => array('numeric'),
		'unit_size_id' => array('numeric'),
		'name' => array('notempty'),
		'sort_order' => array('numeric'),
		'walk_order' => array('numeric'),
		'deposit' => array('money'),
		'amount' => array('money')
	);

	var $belongsTo = array(
		'UnitSize' => array(
			'className' => 'UnitSize',
			'foreignKey' => 'unit_size_id',
			'conditions' => '',
			'fields' => '',
			'order' => ''
		),
/* 		'Map' => array( */
/* 			'className' => 'MapsUnit', */
/* 			'foreignKey' => 'unit_id', */
/* 			'conditions' => '', */
/* 			'fields' => '', */
/* 			'order' => '' */
/* 		) */
	);

	var $hasMany = array(
		'Lease' => array(
			'className' => 'Lease',
			'foreignKey' => 'unit_id',
			'dependent' => false,
			'conditions' => '',
			'fields' => '',
			'order' => '',
			'limit' => '',
			'offset' => '',
			'exclusive' => '',
			'finderQuery' => '',
			'counterQuery' => ''
		)
	);

	function statusEnums() {
	  static $status_enums;
	  if (!isset($status_enums))
	    $status_enums = $this->getEnumValues('status');
	  return $status_enums;
	}

	function statusValue($enum) {
	  $enums = $this->statusEnums();
	  return $enums[$enum];
	}

	function occupiedEnumValue() {
	  return statusValue('OCCUPIED');
	}

	function conditionOccupied() {
	  return ('Unit.status >= ' . $this->statusValue('OCCUPIED'));
	}

	function conditionVacant() {
	  return ('Unit.status BETWEEN ' .
		  ($this->statusValue('UNAVAILABLE')+1) .
		  ' AND ' .
		  ($this->statusValue('OCCUPIED')-1));
	}

	function conditionUnavailable() {
	  return ('Unit.status <= ' . $this->statusValue('UNAVAILABLE'));
	}

}