<?php

namespace App\License\View\Helper;

use Qs\Html;
use Qs_Array;
use Zend_Registry;

class FormNaics extends \Zend_View_Helper_Abstract
{
    protected $_info = [];

    protected function _initInfo($name, $value, $attribs = null)
    {
        $this->_info['id'] = $this->_info['name'] = $id = rtrim($name, '[]');

        $this->_info['categoryId'] = $id . '-category';
        $this->_info['queryId'] = $id . '-query';
        $this->_info['chooseId'] = $id . '-choose';
        $this->_info['chosenId'] = $id . '-chosen';

        if (!empty($value) && isset($value[0]['code'])) {
            $value = Qs_Array::fetchColAll($value, 'code');
        }

        $this->_info['value'] = empty($value) ? [] : (array) $value;

        if (empty($attribs)) {
            $attribs = [];
        }
        foreach (['categories', 'categoryCode', 'codes', 'chosenCodes', 'htmlAfterElement'] as $field) {
            if (array_key_exists($field, $attribs)) {
                $this->_info[$field] = $attribs[$field];
                unset($attribs[$field]);
            }
        }
        if (empty($this->_info['chosenCodes'])) {
            $this->_info['chosenCodes'] = [];
        }

        $this->_info['attribs'] = $attribs;
        return $this;
    }

    protected function getInfo($field = null, $default = null)
    {
        return Qs_Array::get($this->_info, $field, $default);
    }

    public function formNaics($name, $value = null, $attribs = null)
    {
        $this->_initInfo($name, $value, $attribs);
        return $this->render();
    }

    protected function render()
    {
        $this->_initResources();
        $html = Html::renderContainer('div', $this->renderLeftColumn(), ['class' => 'span8']);
        $html .= Html::renderContainer('div', $this->renderRightColumn(), ['class' => 'span4 chosen-codes']);
        $attribs['class'] = Html::addClass($this->getInfo('attribs[class]'), 'row-fluid');
        return Html::renderContainer('div', $html, $attribs);
    }

    protected function renderLeftColumn()
    {
        $html = Html::renderContainer('div', $this->renderFilter(), ['class' => 'span6']);
        $html = Html::renderContainer('div', $html, ['class' => 'row-fluid']);
        $html .= Html::renderContainer('div', $this->renderCategoryCodes(), ['class' => 'row-fluid']);

        return $html;
    }

    protected function renderFilter()
    {
        $id = $this->getInfo('queryId');
        $html = Html::renderContainer('label', 'Filter by Keyword', ['for' => $id]);
        $html .= Html::renderTag('input', ['type' => 'text', 'id' => $id, 'class' => 'text', 'maxlength' => 255]);
        return $html;
    }

    protected function renderCategoryCodes()
    {
        $id = $this->getInfo('chooseId');
        $html = Html::renderContainer('label', 'Choose a Vendor Classifications', ['for' => $id]);
        $html .= Html::renderContainer('div', $this->renderCheckboxes(), ['id' => $id, 'class' => 'group-list']);
        $note = '';
        $html .= Html::renderContainer('div', $note, ['class' => 'notice']);
        return $html;
    }

    protected function renderCheckboxes()
    {
        if (!($codes = $this->getInfo('codes', []))) {
            return Html::renderContainer('div', 'There are no codes matching this selection', [
                'class' => 'alert alert-info text-center',
            ]);
        }
        $items = [];
        foreach ($codes as $code) {
            $items[] = $this->renderCode($code);
        }
        $ipc = ceil(count($items) / 2);
        $html = Html::renderContainer('ul', implode(PHP_EOL, array_splice($items, 0, $ipc)), ['class' => 'unstyled span6']);
        $html .= Html::renderContainer('ul', implode(PHP_EOL, $items), ['class' => 'unstyled span6']);
        return Html::renderContainer('div', $html, ['class' => 'row-fluid']);
    }

    protected function renderCode(array $code)
    {
        $id = 'naics-checkbox-' . $code['code'];
        $liAttribs = [
            'data-choose-item' => $code['code'],
            'class'            => '',
        ];
        $inputAttribs = [
            'type'  => 'checkbox',
            'id'    => $id,
            'value' => $code['code'],
        ];
        $value = $this->getInfo('value');

        if (in_array($code['code'], $value)) {
            $liAttribs['class'] = Html::addClass($liAttribs['class'], 'checked');
            $inputAttribs['checked'] = 'checked';
        }

        $html = Html::renderTag('input', $inputAttribs);
        $html .= Html::renderContainer('label', $code['code'], ['for' => $id, 'class' => 'number hidden']);
        $html .= Html::renderContainer('label', $this->renderCodeTitle($code), [
            'for'             => $id,
            'class'           => 'title',
            'data-code-title' => $code['code'],
        ]);
        return Html::renderContainer('li', $html, $liAttribs);
    }

    protected function renderCodeTitle(array $code)
    {
        /** @noinspection PhpUndefinedMethodInspection */
        return $this->view->naicsTitle($code);
    }

    protected function renderRightColumn()
    {
        $html = Html::renderContainer('h4', 'Chosen Vendor Classifications');
        $html .= Html::renderContainer('p', 'You can choose up to 10 Vendor Classifications', ['class' => 'description']);
        $html .= $this->renderChosenCodes();
        $html .= Html::renderContainer('a', 'Remove all codes', [
            'data-btn-remove-all' => '',
            'class'               => 'remove-all' . ($this->getInfo('chosenCodes') ? '' : ' hidden'),
            'href'                => '#',
        ]);
        $html .= $this->getInfo('htmlAfterElement');
        return $html;
    }

    protected function renderChosenCodes()
    {
        $html = '';
        foreach ($this->getInfo('chosenCodes') as $code) {
            $html .= $this->renderChosenCode($code);
        }
        return Html::renderContainer('ol', $html, ['data-chosen-list' => '']);
    }

    protected function renderChosenCode($code)
    {
        $html = Html::renderTag('input', [
            'type'  => 'hidden',
            'name'  => $this->getInfo('name') . '[]',
            'value' => $code['code'],
        ]);
        $html .= Html::renderContainer('span', $code['code'], ['class' => 'code-number hidden']);
        $html .= Html::renderContainer('span', '- ' . $this->renderCodeTitle($code), ['class' => 'code-title']);

        $icon = Html::renderContainer('i', '', ['class' => 'fa fa-times']);
        $html .= Html::renderContainer('a', $icon, ['data-remove-btn' => $code['code'], 'href' => '#']);

        return Html::renderContainer('li', $html, ['data-chosen-item' => $code['code']]);
    }

    protected function _initResources()
    {
        /** @var \Qs_Doc $doc */
        $doc = Zend_Registry::get('doc');
        $doc->addScript('js/jquery.blockUI.js');
        $doc->addScript('js/app/license/form/element/naicsCodes.js');
        $options = [
            'id'                 => $this->getInfo('id') . '-element',
            'name'               => $this->getInfo('name'),
            'nodes'              => [
                'category'        => '#' . $this->getInfo('categoryId'),
                'query'           => '#' . $this->getInfo('queryId'),
                'chooseContainer' => '#' . $this->getInfo('chooseId'),
                'chosenItems'     => '[data-chosen-item]',
                'chosenList'      => '[data-chosen-list]',
                'removeButtons'   => '[data-remove-btn]',
                'removeAllButton' => '[data-btn-remove-all]',
                'paymentSummary'  => '[data-payment-summary]',
            ],
            'chosenItemTemplate' => $this->renderChosenCode(['code' => '{code}', 'title' => '{title}']),
            'blockUiOptions'     => [
                'message'    => 'Please wait ...',
                'overlayCSS' => ['backgroundColor' => '#EFEFEF'],
                'css'        => [
                    'backgroundColor' => '#F8F8F8',
                    'border'          => 'solid black 1px',
                    'fontSize'        => '14px',
                    'width'           => '70%',
                    'padding'         => '10px',
                ],
            ],
        ];
        $doc->addInitObject('app.license.form.element.NaicsCodes', [$options]);
        return $this;
    }
}