<?php

namespace modules\listings\views;

use tpl;
use Geo;
use Errors;
use Request;
use Banners;
use Listings;
use bff\view\Page;
use modules\listings\views\search\ListBlock;
use modules\listings\views\lists\ListFactory;
use modules\listings\views\search\FilterBlock;
use modules\listings\views\search\RelinkBlock;
use modules\listings\views\search\MapListBlock;
use modules\listings\views\search\CategoriesBlock;
use modules\listings\views\search\GalleryListBlock;

/**
 * Listings Search Page
 * @copyright Tamaranga
 */
class SearchPage extends Page
{
    /** @var FilterBlock */
    public $filter;

    public function init()
    {
        parent::init();

        $this->setTemplate('search', 'listings');
        $this->setKey('search');
        $this->withSeoSettings('search', 'listings')->titleH1()->seotext();
        $this->setTitle(_t('@listings', 'Listings / Search'));
        $this->useBreadcrumbs();

        if (! $this->filter) {
            $this->filter = FilterBlock::i();
        }
    }

    /**
     * Handle request and route to page
     * @param string $category
     * @return mixed
     */
    public static function handleRoute($category = '')
    {
        $category = trim($category, ' /\\');
        $filter = FilterBlock::i([
            'categoryKeyword' => $category,
        ]);

        # Unknown category keyword
        if ($category && ! $filter->categoryId) {
            return Errors::error404();
        }

        if (
            Request::isGET() &&
            $filter->categoryId &&
            $filter->categoryData['numlevel'] == 1 &&
            $filter->categoryData['settings']['subcats_view'] &&
            ! $filter->anyGetFilters
        ) {
            return new CategoryPage([
                'filter' => $filter,
            ]);
        }

        if ($filter->categoryId) {
            return new SearchCategoryPage([
                'filter' => $filter,
            ]);
        }

        return new SearchPage([
            'filter' => $filter,
        ]);
    }

    public function data()
    {
        $data = parent::data();

        $this->getList()->loadList();

        # Banners + query
        if ($this->filter->hasSearchQuery()) {
            Banners::viewQuery($this->filter->query);
        }

        # Category crumbs
        $this->filter->categoryData['crumbs'] = Listings::categoryCrumbs($this->filter->categoryId, 'search');
        $data['category'] = &$this->filter->categoryData;

        # Page number
        $data['page'] = $this->filter->page;

        return $data;
    }

    public function blocks()
    {
        $this->addBlock('filterBlock', $this->filter);
        $this->addBlock('sortBlock', function () {
            return $this->filter->getSortBlock();
        });
        $this->addBlock('listBlock', function () {
            $view = $this->app->filter('listings.search.list.view', [
                ListFactory::LIST    => ListBlock::class,
                ListFactory::GALLERY => GalleryListBlock::class,
                ListFactory::MAP     => MapListBlock::class,
            ])[$this->getBlock('filterBlock')->listView ?: ListFactory::GALLERY];
            return new $view(['filter' => $this->filter]);
        });
        $this->addBlock('categoriesBlock', CategoriesBlock::class, function (CategoriesBlock $block) {
            $block->filter = $this->filter;
            $block->categoryId = $this->filter->categoryId;
        });
        $this->addBlock('relinkBlock', RelinkBlock::class, function (RelinkBlock $block) {
            $block->filter = $this->filter;
        });
    }

    /**
     * List block
     * @return ListBlock|mixed
     */
    public function getList()
    {
        return $this->getBlock('listBlock');
    }

    public function seo()
    {
        if ($this->isGET()) {
            $this->seoCorrectUrlEndSlash();
        }

        $catID = $this->filter->categoryId;
        $catData = &$this->filter->categoryData;
        $region = $this->filter->region;
        $total = $this->filter->total;

        $this->seo->with([
            'page' => $this->filter->page,
            'total' => $total,
            'total.text' => tpl::declension($total, _t('listings', 'listing;listings;listings')),
            'query' => $this->filter->query,
        ]);
        $geoData = $this->seoMacrosRegionsData($region);

        # Canonical Url
        $skipPrefix = ! $catID && $region && $this->config('listings.index.region.search.canonical', false); # TODO: sett?
        $this->seo->canonicalUrl(
            Listings::url('items.search', [
                'keyword' => $catData['keyword'],
                'landing_url' => $catData['landing_url'],
                'skip_prefix' => $skipPrefix,
            ], true),
            ['page' => $this->filter->page]
        );

        # Breadcrumbs + macros data
        if (!$region && Geo::coveringType([Geo::COVERING_COUNTRY,Geo::COVERING_REGION])) {
            $region = Geo::coveringRegion(); # id
            $filterRegionCovering = true;
        }
        foreach ($catData['crumbs'] as &$crumb) {
            if ($crumb['id'] > 0) {
                $this->seo->with('category', $crumb['title']);
            } else {
                $crumb['mtemplate'] = 0; # skip seo general template
            }
            $this->seo->fieldPlaceholders('breadcrumb', [(!$region ? 'region' : ''),'city']);
            $this->seoApply($crumb, [
                'landing-skip' => ($crumb['id'] !== $catID),
            ]);
        } unset($crumb);

        # Fields placeholders settings
        $this->seo
            ->fieldPlaceholders('titleh1', [(!$region ? 'region' : ''),])
            ->fieldPlaceholders('seotext', [(!empty($filterRegionCovering) ? 'region.key' : ''),]);
        # Wrap category seotext
        $this->data['seotext'] = &$catData['seotext'];

        # Noindex categories without listings
        if ($catID && ! $total && ! $this->config('listings.search.cats.empty.index', false, TYPE_BOOL)) {
            # Получаем кол-во объявлений в категории
            $catItemsCountFilter = ['cat_id' => $catID];
            if ($region > 0) {
                $catItemsCountFilter['geo'] = $geoData;
            }
            if (! Listings::model()->itemsPublicatedCounter($catItemsCountFilter)) {
                $this->seo->index(false);
            }
        }

        # Apply
        $this->seoApply($catData);

        # H1
        $this->data['titleh1'] = _t('search', 'Search Listings');
        if (($catID || $this->seoLandingPage() !== false || ! $this->filter->hasSearchQuery()) && ! empty($catData['titleh1'])) {
            $this->data['titleh1'] = $catData['titleh1'];
        } elseif ($this->filter->hasSearchQuery()) {
            $this->data['titleh1'] = _t('search', 'Search results for query "[query]"', ['query' => $this->filter->query]);
        }

        # Breadcrumbs
        $this->breadcrumbs->fill($catData['crumbs'], function ($crumb) {
            return [
                'title' => $crumb['breadcrumb'],
                'link' => $crumb['link'] ?? '',
            ];
        });
    }

    public function seoSettings()
    {
        $this->seo
            ->placeholder('total', _t('listings', 'Number of listings in the list'))
            ->placeholder('total.text', _t('listings', 'The number of listings in the list in the form - "N listings"'))
            ->list();

        $this->seoMacrosRegions();
        # + breadcrumb, titleh1, seotext
    }
}