<?php

/*
  // OrangeHRM is a comprehensive Human Resource Management (HRM) System that captures
  // all the essential functionalities required for any enterprise.
  // Copyright (C) 2006 OrangeHRM Inc., http://www.orangehrm.com

  // OrangeHRM is free software; you can redistribute it and/or modify it under the terms of
  // the GNU General Public License as published by the Free Software Foundation; either
  // version 2 of the License, or (at your option) any later version.

  // OrangeHRM is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  // without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  // See the GNU General Public License for more details.

  // You should have received a copy of the GNU General Public License along with this program;
  // if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  // Boston, MA  02110-1301, USA
 */

/**
 * Form class for employee membership detail
 */
class EmployeeMembershipForm extends BaseForm {

    public $fullName;
    private $employeeService;
    private $membershipService;
    private $currencyService;

    /**
     * Get EmployeeService
     * @returns EmployeeService
     */
    public function getEmployeeService() {
        if (is_null($this->employeeService)) {
            $this->employeeService = new EmployeeService();
            $this->employeeService->setEmployeeDao(new EmployeeDao());
        }
        return $this->employeeService;
    }

    /**
     * Set EmployeeService
     * @param EmployeeService $employeeService
     */
    public function setEmployeeService(EmployeeService $employeeService) {
        $this->employeeService = $employeeService;
    }

    /**
     * Returns Membership Service
     * @returns MembershipService
     */
    public function getMembershipService() {
        if (is_null($this->membershipService)) {
            $this->membershipService = new MembershipService();
        }
        return $this->membershipService;
    }

    /**
     * Returns Currency Service
     * @returns CurrencyService
     */
    public function getCurrencyService() {
        if (is_null($this->currencyService)) {
            $this->currencyService = new CurrencyService();
        }
        return $this->currencyService;
    }

    public function configure() {
        $this->membershipPermissions = $this->getOption('membershipPermissions');        
        $empNumber = $this->getOption('empNumber');
        $employee = $this->getEmployeeService()->getEmployee($empNumber);
        $this->fullName = $employee->getFullName();
        
        $widgets = array('empNumber' => new sfWidgetFormInputHidden(array(), array('value' => $empNumber)));
        $validators = array('empNumber' => new sfValidatorString(array('required' => true)));
        
        if ($this->membershipPermissions->canRead()) {
            $membershipWidgets = $this->getMembershipWidgets();
            $membershipValidators = $this->getMembershipValidators();
            if (!($this->membershipPermissions->canUpdate() || $this->membershipPermissions->canCreate()) ) {
                foreach ($membershipWidgets as $widgetName => $widget) {
                    $widget->setAttribute('disabled', 'disabled');
                }
            }
            $widgets = array_merge($widgets, $membershipWidgets);
            $validators = array_merge($validators, $membershipValidators);
        }
        
        $this->setWidgets($widgets);
        $this->setValidators($validators);
        
        $this->widgetSchema->setNameFormat('membership[%s]');
    }
    
    /**
     * Set membership widgets 
     * @return \ohrmWidgetDatePicker 
     */
    private function getMembershipWidgets() {
        $empNumber = $this->getOption('empNumber');
        $memberships = $this->getMembershipList();
        $subscriptionPaidBy = array('' => "-- " . __('Select') . " --", 'Company' => __('Company'), 'Individual' => __('Individual'));
        $currency = $this->getCurrencyList();
        
        $widgets = array();
        $widgets['membership'] = new sfWidgetFormSelect(array('choices' => $memberships));
        $widgets['subscriptionPaidBy'] = new sfWidgetFormSelect(array('choices' => $subscriptionPaidBy));
        $widgets['subscriptionAmount'] = new sfWidgetFormInputText();
        $widgets['currency'] = new sfWidgetFormSelect(array('choices' => $currency));
        $widgets['subscriptionCommenceDate'] = new ohrmWidgetDatePicker(array(), array('id' => 'membership_subscriptionCommenceDate'));
        $widgets['subscriptionRenewalDate'] = new ohrmWidgetDatePicker(array(), array('id' => 'membership_subscriptionRenewalDate'));
        return $widgets;
    }
    
    /**
     * Form vaidation
     * @return \sfValidatorNumber 
     */
    private function getMembershipValidators() {
        $memberships = $this->getMembershipList();
        $inputDatePattern = sfContext::getInstance()->getUser()->getDateFormat();
        
        $validators = array(
            'membership' => new sfValidatorChoice(array('required' => true, 'choices' => array_keys($memberships))),
            'subscriptionPaidBy' => new sfValidatorString(array('required' => false)),
            'subscriptionAmount' => new sfValidatorNumber(array('required' => false)),
            'currency' => new sfValidatorString(array('required' => false)),
            'subscriptionCommenceDate' => new ohrmDateValidator(array('date_format' => $inputDatePattern, 'required' => false),
                    array('invalid' => 'Date format should be ' . $inputDatePattern)),
            'subscriptionRenewalDate' => new ohrmDateValidator(array('date_format' => $inputDatePattern, 'required' => false),
                    array('invalid' => 'Date format should be ' . $inputDatePattern)),
        );
        return $validators;
    }

    /**
     * Returns Membership Type List
     * @return array
     */
    public function getMembershipList() {
        $list = array("" => "-- " . __('Select') . " --");
        $membershipList = $this->getMembershipService()->getMembershipList();
        foreach ($membershipList as $membership) {
            $list[$membership->getId()] = $membership->getName();
        }
        return $list;
    }

    /**
     * Returns Currency List
     * @return array
     */
    private function getCurrencyList() {
        $list = array("" => "-- " . __('Select') . " --");
        $currencies = $this->getCurrencyService()->getCurrencyList();
        foreach ($currencies as $currency) {
            $list[$currency->getCurrencyId()] = $currency->getCurrencyName();
        }
        return $list;
    }

    /**
     * Save membership
     */
    public function save() {

        $empNumber = $this->getValue('empNumber');
        $membership = $this->getValue('membership');
        $membershipPermission = $this->getOption('membershipPermissions');
        $employeeService = new EmployeeService();

        $membershipDetails = $employeeService->getEmployeeMemberships($empNumber, $membership);
        
        $allowed = FALSE;
        
        if ($membershipDetails->count() > 0) {
            if($membershipPermission->canUpdate()) {
                $membershipDetail = $membershipDetails[0];
                $allowed = TRUE;
            }
        } else {
            if ($membershipPermission->canCreate()) {
                $membershipDetail = new EmployeeMembership();
                $membershipDetail->empNumber = $empNumber;
                $membershipDetail->membershipId = $membership;
                $allowed = TRUE;
            }
        }

        if ($allowed) {
            $membershipDetail->subscriptionPaidBy = $this->getValue('subscriptionPaidBy');
            $membershipDetail->subscriptionFee = $this->getValue('subscriptionAmount');
            $membershipDetail->subscriptionCurrency = $this->getValue('currency');

            $membershipDetail->subscriptionCommenceDate = $this->getValue('subscriptionCommenceDate');
            $membershipDetail->subscriptionRenewalDate = $this->getValue('subscriptionRenewalDate');

            $membershipDetail->save();
        }
    }

}