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

/**
 * This class provides OSB invoice task capabilities.
 *
 * @package    OSB
 * @subpackage Invoice
 * @category   Controllers/Task
 * @author     Deon George
 * @copyright  (c) 2010 Open Source Billing
 * @license    http://dev.osbill.net/license.html
 */
class Controller_Task_Invoice extends Controller_Task {
	public function action_list() {
		$mode = $this->request->param('id');

		$io = ORM::factory('invoice');
		$tm = 'list_'.$mode;

		if (! method_exists($io,$tm))
			throw new Kohana_Exception('Unknown Task List command :command',array(':command'=>$mode));

		$total = $numinv = 0;
		$duelist = View::factory('invoice/task/'.$tm.'_head');
		foreach ($io->$tm() as $t) {
			$duelist .= View::factory('invoice/task/'.$tm.'_body')
				->set('io',$t);

			$numinv++;
			$total += $t->due();
		}
		$duelist .= View::factory('invoice/task/'.$tm.'_foot');

		// Send our email
		$et = Email_Template::instance('task_invoice_list_overdue');

		// @todo Update this to be dynamic
		$et->to = array('account'=>array(1,68));
		$et->variables = array(
			'TABLE'=>$duelist,
			'NUM_INV'=>$numinv,
			'TOTAL'=>$total,
		);
		$et->send();

		$output = sprintf('List (%s) sent to: %s',$mode,implode(',',array_keys($et->to)));
		$this->response->body($output);
	}

	public function action_remind_due() {
		// @todo This should go in a config somewhere
		$days = 5;
		$io = ORM::factory('invoice');
		$key = 'remind_due';

		foreach ($io->list_due(time()+86400*$days) as $io) {
			// If we have already sent a reminder, we'll skip to the next one.
			if ($io->remind($key) AND (is_null($x=$this->request->param('id')) OR $x != 'again'))
				continue;

			// Send our email
			$et = Email_Template::instance('task_invoice_'.$key);

			$et->to = array('account'=>array($io->account_id));
			$et->variables = array(
				'DUE'=>$io->due(TRUE),
				'DUE_DATE'=>$io->display('due_date'),
				'FIRST_NAME'=>$io->account->first_name,
				'INV_NUM'=>$io->refnum(),
				'INV_URL'=>URL::site('user/invoice/view/'.$io->id,'http'),
				'SITE_NAME'=>Config::sitename(),
			);

			// @todo Record email log id if possible.
			if ($et->send())
				$io->set_remind($key,time());
		}

		$this->response->body(_('Due Reminders Sent.'));
	}

	public function action_remind_overdue() {
		$io = ORM::factory('invoice');
		$notice = $this->request->param('id');
		$x = NULL;

		if (preg_match('/:/',$notice))
			list($notice,$x) = explode(':',$notice);

		switch ($notice) {
			case 1:
				// @todo This should go in a config somewhere
				$days = 2;
				break;

			case 2:
				// @todo This should go in a config somewhere
				$days = 7;
				break;

			case 3:
				// @todo This should go in a config somewhere
				$days = 21;
				break;

			default:
				$this->response->body(_('Unknown Remind Period: ').$notice);
				return;
		}

		$key = 'remind_overdue_'.$notice;
		$template = 'task_invoice_'.$key;

		foreach ($io->list_overdue_billing(time()-86400*$days,FALSE) as $io) {
			// If we have already sent a reminder, we'll skip to the next one.
			if ($io->remind($key) AND (is_null($x) OR $x != 'again'))
				continue;

			// Send our email
			$et = Email_Template::instance('task_invoice_'.$key);

			$et->to = array('account'=>array($io->account_id));
			$et->variables = array(
				'DUE'=>$io->due(TRUE),
				'DUE_DATE'=>$io->display('due_date'),
				'EMAIL'=>'accounts@graytech.net.au',	// @todo This should come from a config.
				'FIRST_NAME'=>$io->account->first_name,
				'INV_NUM'=>$io->refnum(),
				'INV_URL'=>URL::site('user/invoice/view/'.$io->id,'http'),
				'LATE_FEE'=>'5.50',	// @todo This should come from a config file.
				'PAYMENTS_TABLE'=>$io->account->payment->list_recent_table(),
				'SITE_NAME'=>Config::sitename(),
			);

			// @todo Record email log id if possible.
			if ($et->send())
				$io->set_remind($key,time());
		}

		$this->response->body(_('Overdue Reminders Sent: ').$notice);
	}
}
?>