<?php

namespace App\Http\Controllers;

use App\Models\MusicProduction;
use App\Models\Setting;
use App\Models\FooterTemplate;
use App\Services\TemplateService;
use App\Support\MusicProductionStructuredData;
use Illuminate\Support\Str;

class MusicProductionController extends Controller
{
    public function index()
    {
        // Get Settings
        $settings = new \stdClass();
        $allSettings = Setting::query()->where('is_active', true)->get();
        foreach ($allSettings as $setting) {
            $settings->{$setting->key} = $setting->value;
        }

        $search = trim((string) request('q', ''));

        $productionsQuery = MusicProduction::active()->ordered();

        if ($search !== '') {
            $locale = app()->getLocale();

            $productionsQuery->where(function ($query) use ($search, $locale) {
                $query->where('title', 'like', "%{$search}%")
                    ->orWhere('client_name', 'like', "%{$search}%")
                    ->orWhere('slug', 'like', "%{$search}%")
                    ->orWhereHas('translations', function ($translationQuery) use ($search, $locale) {
                        $translationQuery
                            ->where('status', 'published')
                            ->whereIn('field_name', ['title', 'client_name', 'content'])
                            ->where('field_value', 'like', "%{$search}%")
                            ->where('language_code', $locale);
                    });
            });
        }

        $productions = $productionsQuery->paginate(9)->withQueryString();

        // --- Footer Logic ---
        $renderedFooter = null;
        $defaultFooterId = $settings->default_footer ?? null;
        
        if ($defaultFooterId) {
            $footerTemplate = FooterTemplate::query()->find($defaultFooterId);
            if ($footerTemplate) {
                $templateDefaults = $footerTemplate->default_data ?? [];
                $mergedFooterData = array_merge($templateDefaults, []);
                
                $renderedFooter = TemplateService::replacePlaceholders(
                    $footerTemplate->html_content,
                    $mergedFooterData,
                    null
                );
            }
        }

        $canonicalUrl = route('music-productions.index');
        $pageUrl = $search !== '' ? $canonicalUrl : url()->current();

        $meta = [
            'title' => __('music_productions.meta-index-title'),
            'description' => __('music_productions.meta-index-description'),
            'image' => asset('assets/music-production.png'),
            'image_alt' => __('music_productions.meta-index-title'),
            'canonical' => $canonicalUrl,
            'robots' => $search !== '' ? 'noindex, follow' : 'index, follow',
            'og_type' => 'website',
            'locale' => app()->getLocale(),
        ];

        $structuredData = MusicProductionStructuredData::forIndex($productions, $pageUrl);

        return view('front.music-productions.index', [
            'productions' => $productions,
            'search' => $search,
            'settings' => $settings,
            'header' => 'partials.header-center-nav',
            'renderedFooter' => $renderedFooter,
            'meta' => $meta,
            'structuredData' => $structuredData,
        ]);
    }

    public function show($slug)
    {
        $production = MusicProduction::active()
            ->where('slug', $slug)
            ->firstOrFail();

        // Get Settings
        $settings = new \stdClass();
        $allSettings = Setting::query()->where('is_active', true)->get();
        foreach ($allSettings as $setting) {
            $settings->{$setting->key} = $setting->value;
        }

        // Fetch adjacent posts (Prev and Next)
        $prev = MusicProduction::active()
            ->where(function($q) use ($production) {
                $q->where('sort_order', '<', $production->sort_order)
                  ->orWhere(function($sub) use ($production) {
                      $sub->where('sort_order', $production->sort_order)
                          ->where('id', '<', $production->id);
                  });
            })
            ->orderBy('sort_order', 'desc')
            ->orderBy('id', 'desc')
            ->first();

        $next = MusicProduction::active()
            ->where(function($q) use ($production) {
                $q->where('sort_order', '>', $production->sort_order)
                  ->orWhere(function($sub) use ($production) {
                      $sub->where('sort_order', $production->sort_order)
                          ->where('id', '>', $production->id);
                  });
            })
            ->orderBy('sort_order', 'asc')
            ->orderBy('id', 'asc')
            ->first();

        // --- Footer Logic ---
        $renderedFooter = null;
        $defaultFooterId = $settings->default_footer ?? null;
        
        if ($defaultFooterId) {
            $footerTemplate = FooterTemplate::query()->find($defaultFooterId);
            if ($footerTemplate) {
                $templateDefaults = $footerTemplate->default_data ?? [];
                $mergedFooterData = array_merge($templateDefaults, []);
                
                $renderedFooter = TemplateService::replacePlaceholders(
                    $footerTemplate->html_content,
                    $mergedFooterData,
                    $production
                );
            }
        }

        $pageUrl = route('music-productions.show', $production->slug);
        $title = $production->translate('title');
        $description = Str::limit(strip_tags((string) $production->translate('content')), 160)
            ?: __('music_productions.meta-index-description');

        $meta = [
            'title' => $title,
            'description' => $description,
            'image' => $production->cover_image_url ?: asset('assets/music-production.png'),
            'image_alt' => $title,
            'canonical' => $pageUrl,
            'robots' => 'index, follow',
            'og_type' => 'article',
            'locale' => app()->getLocale(),
        ];

        $structuredData = MusicProductionStructuredData::forShow($production, $pageUrl);

        return view('front.music-productions.show', [
            'production' => $production,
            'prev' => $prev,
            'next' => $next,
            'settings' => $settings,
            'header' => 'partials.header-center-nav',
            'renderedFooter' => $renderedFooter,
            'meta' => $meta,
            'structuredData' => $structuredData,
        ]);
    }
}