<?php

namespace App\Company\Admin\Form;

use App\Company\Entity;
use App\Company\Model;
use App\Company\Admin\View;
use Qs_Form_SubForm;
use Qs_Db_Table;
use Qs_Form;
use Qs_Request;
use Qs_Array;
use Qs_Form_Exception;
use Zend_Validate_Callback;

class PositionItemSubForm extends Qs_Form_SubForm
{
    protected $_companyId;
    protected $_rowIdSuffix = '-row';

    public function setCompanyId($companyId)
    {
        $this->_companyId = $companyId;
    }

    public function getCompanyId()
    {
        if (!$this->_companyId) {
            throw new Qs_Form_Exception('$_companyId is not set.');
        }
        return $this->_companyId;
    }

    protected function _initPaths()
    {
        parent::_initPaths();

        $this->addPrefixPath(
            'App\\Company\\Admin\\Form\\Element',
            'App/Company/Admin/Form/Element/',
            self::ELEMENT
        );

        $this->getView()->addHelperPath('App/Company/Admin/View/Helper/', 'App\\Company\\Admin\\View\\Helper\\');

        return $this;
    }

    protected function _initElements()
    {
        $this->addElement('hidden', 'sorter', ['decorators' => ['ViewHelper', 'Errors', ['HtmlTag', ['tag' => 'td']]]]);

        $this->addElement(
            'select',
            'positionId',
            [
                'label'        => 'Position',
                'required'   => !empty($this->_defaults['userId']),
                'multioptions' => ['' => 'Select One'] + (new Qs_Db_Table('PersonnelPosition'))->get4Select(),
                'class'        => 'select position-select',
                'decorators'   => ['ViewHelper', 'Errors', ['HtmlTag', ['tag' => 'td']]]
            ]
        );

        $dataUrl = $this->_getUserDataUrl([
            'companyId' => $this->getCompanyId(),
            'status'    => [Entity::STATUS_ACTIVE, Entity::STATUS_INACTIVE]
        ]);
        $this->addElement(
            'autocomplete',
            'userId',
            [
                'label'      => 'Individual',
                'dataUrl'    => $dataUrl,
                'required'   => !empty($this->_defaults['positionId']),
                'decorators' => ['JQuery_Autocomplete', 'Errors', ['HtmlTag', ['tag' => 'td']]]
            ]
        );
        if (($userId = $this->_getData('userId'))) {
            $this->userId->setTitle(Model::getUserNameById($userId));
        }
        $unique = new Zend_Validate_Callback(array($this, 'validateUnique'));
        $unique->setMessage($this->userId->getLabel() . ' must be unique', Zend_Validate_Callback::INVALID_VALUE);
        $this->userId->addValidator($unique, true);

        $this->addElement(
            'positionItemOptions',
            'options',
            ['decorators' => ['ViewHelper', ['HtmlTag', ['tag' => 'td']]]]
        );

        return $this;
    }

    public function validateUnique()
    {
        if (Qs_Form::METHOD_POST == $this->getMethod()) {
            $formContext = Qs_Request::getPost();
        } else {
            $formContext = Qs_Request::getGet();
        }

        if (!in_array($formContext['type'], [Entity::TYPE_REGULAR, Entity::TYPE_ASSOCIATE])) {
            return true;
        }

        $elementName = $this->_parentForm->getName();
        $currentIndex = $this->getName();
        $field = 'userId';

        if (($positions = Qs_Array::get($formContext, $elementName))) {
            $currentPrice = $positions[$currentIndex];
            unset($positions[$currentIndex]);

            foreach ($positions as $position) {
                if ($position[$field] == $currentPrice[$field]) {
                    return false;
                }
            }
        }

        return true;
    }

    public function loadDefaultDecorators()
    {
        if ($this->loadDefaultDecoratorsIsDisabled()) {
            return $this;
        }

        $decorators = $this->getDecorators();
        if (empty($decorators)) {
            $this->addDecorator('FormElements');
            $this->addDecorator(array('item-tr' => 'HtmlTag'), array('tag' => 'tr', 'class' => 'line-item item-row'));
        }

        return $this;
    }

    protected function _getUserDataUrl(array $params = [])
    {
        if (empty($params['action'])) {
            $params['action'] = 'autocompleteUser';
        }
        $url = View::getPage('url');
        return ($url) ? ($url . '?' . http_build_query($params)) : null;
    }

    public function initRender()
    {
        if ($this->getInitializedRender()) {
            return $this;
        }

        // ids fix
        $this->getDecorator('item-tr')->setOption('id', $this->getFullId() . $this->_rowIdSuffix);
        /** @var \Zend_Form_Element $element */
        foreach ($this as $element) {
            $element->getDecorator('HtmlTag')->setOption('id', $element->getId() . '-element');
            $element->getDecorator('HtmlTag')->setOption('class', $element->getName());
        }

        return parent::initRender();
    }

    protected function _addResources()
    {
        $doc = $this->getDoc();

        $options = [
            'itemSubFromId' => $this->getFullId() . $this->_rowIdSuffix,
            'hintOptions'   => [
                'elements' => [
                    ['selector' => '#' . $this->userId->getDisplayId(), 'hint' => 'Autocomplete field']
                ],
                'useWrapper' => true
            ]
        ];

        $doc->addScript('js/jquery.defaultHint.js', [], 'defaultHint');
        $doc->addScript('js/app/company/admin/positionItemSubFrom.js');
        $doc->addInitObject('app.company.admin.PositionItemSubForm', [$options]);

        return $this;
    }
}