<?php

declare(strict_types=1);

namespace App\Http\Controllers\Web;

use App\Http\Controllers\Controller;
use App\Models\Collection;
use App\Services\CollectionCampaignService;
use App\Services\CollectionDiscoveryService;
use App\Services\CollectionPartnerProgramService;
use App\Services\CollectionRecommendationService;
use App\Services\CollectionSearchService;
use App\Services\CollectionService;
use App\Services\CollectionSurfaceService;
use Illuminate\Http\Request;
use Inertia\Inertia;

class CollectionDiscoveryController extends Controller
{
    public function __construct(
        private readonly CollectionDiscoveryService $discovery,
        private readonly CollectionService $collections,
        private readonly CollectionRecommendationService $recommendations,
        private readonly CollectionSearchService $search,
        private readonly CollectionSurfaceService $surfaces,
        private readonly CollectionCampaignService $campaigns,
        private readonly CollectionPartnerProgramService $partnerPrograms,
    ) {
    }

    public function search(Request $request)
    {
        $filters = $request->validate([
            'q' => ['nullable', 'string', 'max:120'],
            'type' => ['nullable', 'string', 'max:40'],
            'category' => ['nullable', 'string', 'max:80'],
            'style' => ['nullable', 'string', 'max:80'],
            'theme' => ['nullable', 'string', 'max:80'],
            'color' => ['nullable', 'string', 'max:80'],
            'quality_tier' => ['nullable', 'string', 'max:40'],
            'lifecycle_state' => ['nullable', 'string', 'max:40'],
            'mode' => ['nullable', 'string', 'max:40'],
            'campaign_key' => ['nullable', 'string', 'max:80'],
            'program_key' => ['nullable', 'string', 'max:80'],
            'workflow_state' => ['nullable', 'string', 'max:40'],
            'health_state' => ['nullable', 'string', 'max:40'],
            'sort' => ['nullable', 'in:trending,recent,quality,evergreen'],
        ]);

        $results = $this->search->publicSearch($filters, (int) config('collections.v5.search.public_per_page', 18));

        return Inertia::render('Collection/CollectionFeaturedIndex', [
            'eyebrow' => 'Search',
            'title' => 'Search collections',
            'description' => filled($filters['q'] ?? null)
                ? sprintf('Search results for "%s" across public Skinbase Nova collections.', $filters['q'])
                : 'Browse public collections using filters for category, style, theme, color, quality tier, freshness, and programming metadata.',
            'seo' => [
                'title' => 'Search Collections — Skinbase Nova',
                'description' => 'Search public collections by category, theme, quality tier, and curator context.',
                'canonical' => route('collections.search'),
                'robots' => 'index,follow',
            ],
            'collections' => $this->collections->mapCollectionCardPayloads($results->items(), false, $request->user()),
            'communityCollections' => [],
            'editorialCollections' => [],
            'recentCollections' => [],
            'trendingCollections' => [],
            'seasonalCollections' => [],
            'campaign' => null,
            'search' => [
                'filters' => $filters,
                'options' => $this->search->publicFilterOptions(),
                'meta' => [
                    'current_page' => $results->currentPage(),
                    'last_page' => $results->lastPage(),
                    'per_page' => $results->perPage(),
                    'total' => $results->total(),
                ],
                'links' => [
                    'next' => $results->nextPageUrl(),
                    'prev' => $results->previousPageUrl(),
                ],
            ],
        ])->rootView('collections');
    }

    public function featured(Request $request)
    {
        $featuredCollections = $this->surfaces->resolveSurfaceItems('discover.featured_collections', (int) config('collections.discovery.featured_limit', 18));

        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Discovery',
            title: 'Featured collections',
            description: 'A rotating set of standout galleries from across Skinbase Nova. Some are meticulously hand-sequenced. Others are smart collections that stay fresh as the creator publishes new work.',
            collections: $featuredCollections->isNotEmpty() ? $featuredCollections : $this->discovery->publicFeaturedCollections((int) config('collections.discovery.featured_limit', 18)),
            communityCollections: $this->discovery->publicCollectionsByType(Collection::TYPE_COMMUNITY, 6),
            editorialCollections: $this->discovery->publicCollectionsByType(Collection::TYPE_EDITORIAL, 6),
            recentCollections: $this->discovery->publicRecentCollections(6),
            trendingCollections: $this->discovery->publicTrendingCollections(6),
            seasonalCollections: $this->discovery->publicSeasonalCollections(6),
        );
    }

    public function recommended(Request $request)
    {
        $collections = $this->recommendations->recommendedForUser($request->user(), (int) config('collections.discovery.featured_limit', 18));

        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: $request->user() ? 'For You' : 'Discovery',
            title: $request->user() ? 'Recommended collections' : 'Collections worth exploring',
            description: $request->user()
                ? 'A safe, public-only recommendation feed based on the collections you save, follow, and engage with. Private, restricted, and unlisted sets are excluded.'
                : 'A safe public collection mix built from current momentum, editorial quality, and community interest.',
            collections: $collections,
            recentCollections: $this->discovery->publicRecentCollections(6),
            trendingCollections: $this->discovery->publicTrendingCollections(6),
            editorialCollections: $this->discovery->publicCollectionsByType(Collection::TYPE_EDITORIAL, 6),
        );
    }

    public function trending(Request $request)
    {
        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Trending',
            title: 'Trending collections',
            description: 'The collections drawing the strongest blend of follows, likes, saves, comments, and recent activity right now.',
            collections: $this->discovery->publicTrendingCollections((int) config('collections.discovery.featured_limit', 18)),
            recentCollections: $this->discovery->publicRecentlyActiveCollections(6),
        );
    }

    public function editorial(Request $request)
    {
        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Editorial',
            title: 'Editorial collections',
            description: 'Staff picks, campaign showcases, and premium curated sets with stronger scheduling and presentation rules.',
            collections: $this->discovery->publicCollectionsByType(Collection::TYPE_EDITORIAL, (int) config('collections.discovery.featured_limit', 18)),
        );
    }

    public function community(Request $request)
    {
        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Community',
            title: 'Community collections',
            description: 'Collaborative and submission-friendly showcases that celebrate both the curator and the creators featured inside them.',
            collections: $this->discovery->publicCollectionsByType(Collection::TYPE_COMMUNITY, (int) config('collections.discovery.featured_limit', 18)),
        );
    }

    public function seasonal(Request $request)
    {
        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Seasonal',
            title: 'Seasonal and event collections',
            description: 'Collections prepared for campaigns, seasonal spotlights, and event-driven showcases with dedicated metadata.',
            collections: $this->discovery->publicSeasonalCollections((int) config('collections.discovery.featured_limit', 18)),
            editorialCollections: $this->discovery->publicCollectionsByType(Collection::TYPE_EDITORIAL, 6),
            communityCollections: $this->discovery->publicCollectionsByType(Collection::TYPE_COMMUNITY, 6),
        );
    }

    public function campaign(Request $request, string $campaignKey)
    {
        $landing = $this->campaigns->publicLanding($campaignKey, (int) config('collections.discovery.featured_limit', 18));
        $campaign = $landing['campaign'];

        abort_if(collect($landing['collections'])->isEmpty(), 404);

        return $this->renderIndex(
            viewer: $request->user(),
            eyebrow: 'Campaign',
            title: $campaign['label'],
            description: $campaign['description'],
            collections: $landing['collections'],
            communityCollections: $landing['community_collections'],
            editorialCollections: $landing['editorial_collections'],
            recentCollections: $landing['recent_collections'],
            trendingCollections: $landing['trending_collections'],
            campaign: $campaign,
        );
    }

    public function program(Request $request, string $programKey)
    {
        $landing = $this->partnerPrograms->publicLanding($programKey, (int) config('collections.discovery.featured_limit', 18));
        $program = $landing['program'];

        abort_if(! $program || collect($landing['collections'])->isEmpty(), 404);

        return Inertia::render('Collection/CollectionFeaturedIndex', [
            'eyebrow' => 'Program',
            'title' => $program['label'],
            'description' => $program['description'],
            'seo' => [
                'title' => sprintf('%s — Skinbase Nova', $program['label']),
                'description' => $program['description'],
                'canonical' => route('collections.program.show', ['programKey' => $program['key']]),
                'robots' => 'index,follow',
            ],
            'collections' => $this->collections->mapCollectionCardPayloads($landing['collections'], false, $request->user()),
            'communityCollections' => $this->collections->mapCollectionCardPayloads($landing['community_collections'] ?? collect(), false, $request->user()),
            'editorialCollections' => $this->collections->mapCollectionCardPayloads($landing['editorial_collections'] ?? collect(), false, $request->user()),
            'recentCollections' => $this->collections->mapCollectionCardPayloads($landing['recent_collections'] ?? collect(), false, $request->user()),
            'trendingCollections' => [],
            'seasonalCollections' => [],
            'campaign' => null,
            'program' => $program,
        ])->rootView('collections');
    }

    private function renderIndex(
        $viewer,
        string $eyebrow,
        string $title,
        string $description,
        $collections,
        $communityCollections = null,
        $editorialCollections = null,
        $recentCollections = null,
        $trendingCollections = null,
        $seasonalCollections = null,
        $campaign = null,
    ) {
        return Inertia::render('Collection/CollectionFeaturedIndex', [
            'eyebrow' => $eyebrow,
            'title' => $title,
            'description' => $description,
            'seo' => [
                'title' => sprintf('%s — Skinbase Nova', $title),
                'description' => $description,
                'canonical' => url()->current(),
                'robots' => 'index,follow',
            ],
            'collections' => $this->collections->mapCollectionCardPayloads($collections, false, $viewer),
            'communityCollections' => $this->collections->mapCollectionCardPayloads($communityCollections ?? collect(), false, $viewer),
            'editorialCollections' => $this->collections->mapCollectionCardPayloads($editorialCollections ?? collect(), false, $viewer),
            'recentCollections' => $this->collections->mapCollectionCardPayloads($recentCollections ?? collect(), false, $viewer),
            'trendingCollections' => $this->collections->mapCollectionCardPayloads($trendingCollections ?? collect(), false, $viewer),
            'seasonalCollections' => $this->collections->mapCollectionCardPayloads($seasonalCollections ?? collect(), false, $viewer),
            'campaign' => $campaign,
        ])->rootView('collections');
    }
}