<?php

namespace App\Support;

use App\Models\MusicProduction;
use Illuminate\Contracts\Pagination\LengthAwarePaginator;
use Illuminate\Support\Str;

class MusicProductionStructuredData extends StructuredData
{
    public static function forIndex(LengthAwarePaginator $productions, string $pageUrl): array
    {
        $pageName = __('music_productions.meta-index-title');
        $pageDescription = __('music_productions.meta-index-description');

        $itemListElements = [];
        $offset = ($productions->currentPage() - 1) * $productions->perPage();

        foreach ($productions as $index => $production) {
            $itemListElements[] = self::listItem(
                $offset + $index + 1,
                self::productionSchema($production),
            );
        }

        return self::wrap([
            self::websiteNode(route('music-productions.index') . '?q={search_term_string}'),
            self::organizationNode(),
            self::webPageNode($pageUrl, $pageName, $pageDescription, [
                '@type' => 'CollectionPage',
                'mainEntity' => ['@id' => $pageUrl . '#itemlist'],
            ]),
            self::breadcrumbNode($pageUrl, [
                ['name' => __('music_productions.breadcrumb_home'), 'item' => self::siteUrl()],
                ['name' => __('music_productions.nav-music-productions'), 'item' => route('music-productions.index')],
            ]),
            [
                '@type' => 'ItemList',
                '@id' => $pageUrl . '#itemlist',
                'name' => $pageName,
                'numberOfItems' => $productions->total(),
                'itemListElement' => $itemListElements,
            ],
        ]);
    }

    public static function forShow(MusicProduction $production, string $pageUrl): array
    {
        $title = $production->translate('title');
        $description = Str::limit(strip_tags((string) $production->translate('content')), 160);

        $webPageExtra = [
            'mainEntity' => ['@id' => $pageUrl . '#production'],
        ];

        if ($production->updated_at) {
            $webPageExtra['dateModified'] = $production->updated_at->toIso8601String();
        }

        return self::wrap([
            self::websiteNode(route('music-productions.index') . '?q={search_term_string}'),
            self::organizationNode(),
            self::webPageNode($pageUrl, $title, $description, $webPageExtra),
            self::breadcrumbNode($pageUrl, [
                ['name' => __('music_productions.breadcrumb_home'), 'item' => self::siteUrl()],
                ['name' => __('music_productions.nav-music-productions'), 'item' => route('music-productions.index')],
                ['name' => $title, 'item' => $pageUrl],
            ]),
            array_merge(
                ['@id' => $pageUrl . '#production'],
                self::productionSchema($production),
            ),
        ]);
    }

    /**
     * @return array<string, mixed>
     */
    protected static function productionSchema(MusicProduction $production): array
    {
        $schema = [
            '@type' => filled($production->spotify_album_id) ? 'MusicAlbum' : 'CreativeWork',
            'name' => $production->translate('title'),
            'url' => route('music-productions.show', $production->slug),
        ];

        if ($production->cover_image_url) {
            $schema['image'] = [$production->cover_image_url];
        }

        $content = strip_tags((string) $production->translate('content'));
        if ($content !== '') {
            $schema['description'] = Str::limit($content, 300);
        }

        if ($production->production_date) {
            $schema['datePublished'] = $production->production_date->toIso8601String();
        }

        $clientName = $production->translate('client_name');
        if ($clientName) {
            $schema['creator'] = [
                '@type' => 'Organization',
                'name' => $clientName,
            ];
        }

        $sameAs = array_values(array_filter([
            $production->spotify_url,
            $production->youtube_url,
        ]));

        if ($sameAs !== []) {
            $schema['sameAs'] = $sameAs;
        }

        return $schema;
    }
}