<?php

class LeasesController extends AppController {
  var $paginate = array
    ('limit' => 100,
     'group' => 'Lease.id',
     'order' => array('Lease.movein_date' => 'DESC'));

  var $sidemenu_links =
    array(array('name' => 'Leases',   'header' => true),
	  array('name' => 'Active',   'url' => array('controller' => 'leases', 'action' => 'active')),
	  array('name' => 'Closed',   'url' => array('controller' => 'leases', 'action' => 'closed')),
	  array('name' => 'All',      'url' => array('controller' => 'leases', 'action' => 'all')),
	  );


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * override: sideMenuLinks
   *  - Generates controller specific links for the side menu
   */
  function sideMenuLinks() {
    return array_merge(parent::sideMenuLinks(), $this->sidemenu_links);
  }

  
  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * action: index
   *  - Lists current leases
   */

  function index() {
    $this->active();
  }


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * action: active
   *  - Lists all active leases
   */

  function active() {
    $leases = $this->paginate(array('Lease.close_date IS NULL'));

    // Get the balance on each lease.
    foreach ($leases AS &$lease) {
      $stats = $this->Lease->stats($lease['Lease']['id']);
      $lease['Lease']['balance'] = $stats['Account']['Ledger']['balance'];
    }

    $title = 'Active Leases';
    $this->set('title', $title); $this->set('heading', $title);
    $this->set('leases', $leases);
    $this->render('index');
  }


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * action: closed
   *  - Lists all closed (inactive) leases
   */

  function closed() {
    $leases = $this->paginate(array('Lease.close_date IS NOT NULL'));

    // Get the balance on each lease.
    foreach ($leases AS &$lease) {
      $stats = $this->Lease->stats($lease['Lease']['id']);
      $lease['Lease']['balance'] = $stats['Account']['Ledger']['balance'];
    }

    $title = 'Past Leases';
    $this->set('title', $title); $this->set('heading', $title);
    $this->set('leases', $leases);
    $this->render('index');
  }


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * action: all
   *  - Lists all leases
   */

  function all() {
    $leases = $this->paginate();

    // Get the balance on each lease.
    foreach ($leases AS &$lease) {
      $stats = $this->Lease->stats($lease['Lease']['id']);
      $lease['Lease']['balance'] = $stats['Account']['Ledger']['balance'];
    }

    $title = 'All Leases';
    $this->set('title', $title); $this->set('heading', $title);
    $this->set('leases', $leases);
    $this->render('index');
  }


  /**************************************************************************
   **************************************************************************
   **************************************************************************
   * action: view
   *  - Displays information about a specific lease
   */

  function view($id = null) {
    if (!$id) {
      $this->Session->setFlash(__('Invalid Item.', true));
      $this->redirect(array('action'=>'index'));
    }

    // Get details about the lease and its ledgers (no ledger entries yet)
    $this->Lease->Behaviors->attach('Containable');
    $lease = $this->Lease->find
      ('first',
       array('contain' =>
	     array(// Models
		   'LeaseType',
		   'Unit',
		   'Account' => array('Ledger'),
		   'Customer',
		   ),
	     'conditions' => array(array('Lease.id' => $id)),
	     'limit' => 2
	     )
       );
    $this->Lease->Behaviors->detach('Containable');

    // Summarize each ledger
    $this->Lease->statsMerge($lease, 
			     $this->Lease->stats($lease['Lease']['id']));

    // Obtain the overall lease balance
    $this->Lease->statsMerge($lease['Lease'],
			     array('stats' => $this->Lease->stats($id)));
    $balance = $lease['Lease']['stats']['Account']['Ledger']['balance'];

    // Prepare to render
    $title = 'Lease: #' . $lease['Lease']['id'];
    $this->set(compact('lease', 'title', 'balance'));
  }
}