<?php
class UnitType extends AppModel {

  var $hasMany =
    array(
	  'UnitSize',
	  );


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * function: relatedTypes
   *  - Returns an array of types related by similar attributes
   */

  function relatedTypes($attribute, $extra = null) {
    $this->cacheQueries = true;
    $types = $this->find('all', array
			 ('fields' => array('UnitType.id', 'UnitType.name'),
			  'conditions' => array('UnitType.'.$attribute => true),
			  'order' => array('UnitType.name'),
			  ) + (isset($extra) ? $extra : array())
			 );
    $this->cacheQueries = false;

    // Rearrange to be of the form (id => name)
    $rel_types = array();
    foreach ($types AS $type) {
      $rel_types[$type['UnitType']['id']] = $type['UnitType']['name'];
    }

    return $rel_types;
  }


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * function: xxxTypes
   *  - Returns an array of types suitable for activity xxx
   */

  function residentialTypes()  { return $this->relatedTypes('residential'); }
  function enclosedTypes()     { return $this->relatedTypes('enclosed'); }
  function climateTypes()      { return $this->relatedTypes('climate'); }
  function outdoorTypes()      { return $this->relatedTypes('outdoor'); }
  function coveredTypes()      { return $this->relatedTypes('covered'); }

}