<?php

abstract class App_User_Abstract_Form extends Qs_Form
{
    protected $_isAdminForm = false;

    /** @var App_User_Admin_Obj */
    protected $_dataObj;

    /** @var App_ECommerce_Cart_Obj */
    protected $_cart;

    protected $_defaults = array('shipping' => array('asBilling' => 'y'));

    /**
     * @return App_User_Admin_Obj
     */
    protected function _getDataObj()
    {
        if (null === $this->_dataObj) {
            $this->_dataObj = new App_User_Admin_Obj();
        }
        return $this->_dataObj;
    }

    /**
     * @return App_ECommerce_Cart_Obj
     */
    protected function _getCart()
    {
        if (null === $this->_cart) {
            $this->_cart = new App_ECommerce_Cart_Obj();
            $this->_cart->setPrimaryKey($this->_cart->getCartId());
        }
        return $this->_cart;
    }

    protected function _initElements()
    {
        $this->_initPersonalInfoFields();
        foreach ($this->_getDataObj()->getAddressTypes() as $type) {
            $this->_initAddressFields($type);
        }
        return $this;
    }

    protected function _initPersonalInfoFields()
    {
        $this->addElement('text', 'firstName', array('label' => 'First Name', 'required' => true));
        $this->addElement('text', 'lastName', array('label' => 'Last Name', 'required' => true));
        $this->addElement('phone', 'phone', array('label' => 'Phone Number', 'required' => true));

        $uniqueValidator = new Qs_Validate_Unique(new Qs_Db_Table('User'), 'email', $this->_getData('id'));
        $uniqueValidator->setMessage('Email must be unique', Qs_Validate_Unique::NOT_UNIQUE);

        $this->addElement(
            'email',
            'email',
            array('label' => 'Email Address', 'required' => true, 'attribs' => array('autocomplete' => 'off'))
        );
        $this->getElement('email')->addValidator($uniqueValidator);

        $this->addElement(
            'password',
            'password',
            array('label' => 'Password', 'attribs' => array('autocomplete' => 'off'))
        );
        $this->getElement('password')->addValidator('Callback', true, array(array($this, 'validatePassword')));

        $this->addElement(
            'password',
            'confirmPassword',
            array('label' => 'Confirm Password', 'attribs' => array('autocomplete' => 'off'))
        );
        $this->getElement('confirmPassword')->addValidator('ConfirmPassword', true, array('password'));

        $elements = array('firstName', 'lastName', 'phone', 'email', 'password', 'confirmPassword');
        if ($this->_isAdminForm) {
            $this->addElement('text', 'clientType', array('label' => 'Client Type'));
            array_push($elements, 'clientType');
        }

        $this->addDisplayGroup(
            $elements,
            'personalInfo',
            array('legend' => 'Personal Information')
        );

        return $this;
    }

    protected function _initAddressFields($type)
    {
        $form = new Qs_Form_SubForm(array('legend' => ucfirst($type) . ' Address'));

        if ($type != App_User_Abstract_Obj::ADDRESS_BILLING) {
            $form->addElement(
                'checkbox',
                'asBilling',
                array('label' => 'My shipping address is the same as my billing address', 'decoration' => 'simple')
            );
        }

        $form->addElement('text', 'firstName', array('label' => 'First Name'));
        $form->addElement('text', 'lastName', array('label' => 'Last Name'));
        $form->addElement('phone', 'phone', array('label' => 'Phone Number'));
        $form->addElement('email', 'email', array('label' => 'Email Address'));
        $form->addElement('text', 'companySiteName', array('label' => 'Company / Site Name'));
        $form->addElement('text', 'address', array('label' => 'Address'));
        $form->addElement('text', 'city', array('label' => 'City', 'class' => 'city'));
        $form->addElement(
            'select',
            'state',
            array(
                'label'        => 'State',
                'class'        => 'state',
                'multiOptions' => array('' => 'Select One') + $this->_getStateList($type)
            )
        );

        $form->addElement('tel', 'zip', array('label' => 'Zip Code', 'class' => 'zip'));

        /** @var $element Zend_Form_Element */
        $element = null;
        if ($type == App_User_Admin_Obj::ADDRESS_BILLING) {
            foreach ($form as $element) {
                $element->setRequired();
            }
        } else {
            $asBilling = $this->_getData($type . '[asBilling]');
            foreach ($form as $element) {
                if ('asBilling' == $element->getName() || 'email' == $element->getName()) {
                    continue;
                }
                if ($asBilling && 'n' == $asBilling) {
                    $element->setRequired();
                } else {
                    $element->getDecorator('Label')->setOption('class', 'required');
                }
            }
        }

        $this->addSubForm($form, $type);

        return $this;
    }

    protected function _getStateList($type)
    {
        if ($type != App_User_Admin_Obj::ADDRESS_BILLING
            && $excludedShippingStates = $this->_getExcludedShippingStates()
        ) {
            $states = $this->_getDataObj()->getDState4Select(
                ['id', 'title'],
                array('id NOT IN (?)' => $excludedShippingStates)
            );
        } else {
            $states = $this->_getDataObj()->getDState4Select();
        }
        return $states;
    }

    protected function _getExcludedShippingStates()
    {
        return Qs_Application::getConfig('ECommerce_Checkout')->get('excludedShippingStates')->toArray();
    }

    public function render(Zend_View_Interface $view = null)
    {
        /** @var $doc App_Doc_Admin */
        $doc = Zend_Registry::get('doc');

        $doc->addScript('js/app/user/form.js');

        $options = array();
        $options['formId'] = $this->getId();
        $options['addressTypes'] = $this->_getDataObj()->getAddressTypes();
        if ($this->getSubForm(App_User_Abstract_Obj::ADDRESS_BILLING)) {
            $options['addressFields'] = array_keys($this->getSubForm(App_User_Abstract_Obj::ADDRESS_BILLING)
                ->getElements());
        }
        $options['inheritedAddress'] = array_shift($options['addressTypes']);
        $options['excludedShippingStates'] = $this->_getExcludedShippingStates();
        $doc->addInitObject('App_User_Form', array($options), 'appUserForm');

        return parent::render($view);
    }

    public function validatePassword($value, $context = null)
    {
        if (!empty($value) && empty($context['confirmPassword'])) {
            $this->getElement('confirmPassword')->setRequired()->isValid('');
            $this->getElement('confirmPassword')->setErrors(array('Password confirmation does not match'));
        }
        return true;
    }
}