<?php

declare(strict_types=1);

namespace App\Http\Controllers\Api\Admin;

use App\Http\Controllers\Controller;
use App\Jobs\IndexArtworkJob;
use App\Models\Artwork;
use App\Services\NotificationService;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

final class ArtworkModerationController extends Controller
{
    public function pending(): JsonResponse
    {
        $artworks = Artwork::query()
            ->with([
                'user:id,name,username,level,email',
                'tags:id,name,slug',
                'categories:id,name,slug',
            ])
            ->where('artwork_status', 'review')
            ->where('is_approved', false)
            ->latest('created_at')
            ->limit(100)
            ->get([
                'id', 'user_id', 'title', 'description', 'hash', 'thumb_ext',
                'artwork_status', 'moderation_note', 'created_at', 'slug',
                'is_mature', 'maturity_status', 'visibility',
            ])
            ->map(fn (Artwork $artwork): array => $this->present($artwork))
            ->values();

        return response()->json(['data' => $artworks], Response::HTTP_OK);
    }

    public function approve(int $id, Request $request, NotificationService $notifications): JsonResponse
    {
        $artwork = Artwork::query()->with('user')->where('artwork_status', 'review')->find($id);
        if (! $artwork) {
            return response()->json(['message' => 'Artwork not found in review queue.'], Response::HTTP_NOT_FOUND);
        }

        $artwork->forceFill([
            'is_approved' => true,
            'is_public' => $artwork->visibility !== Artwork::VISIBILITY_PRIVATE,
            'artwork_status' => 'published',
            'published_at' => now(),
            'approval_source' => 'moderator',
            'moderated_at' => now(),
            'moderated_by' => $request->user()->id,
            'moderation_note' => $request->input('note'),
        ])->save();

        IndexArtworkJob::dispatch((int) $artwork->id);

        if ($artwork->user) {
            $notifications->notifyArtworkApproved($artwork->user, $request->user(), $artwork);
        }

        return response()->json(['success' => true, 'id' => $artwork->id, 'status' => 'published']);
    }

    public function reject(int $id, Request $request, NotificationService $notifications): JsonResponse
    {
        $artwork = Artwork::query()->with('user')->where('artwork_status', 'review')->find($id);
        if (! $artwork) {
            return response()->json(['message' => 'Artwork not found in review queue.'], Response::HTTP_NOT_FOUND);
        }

        $note = (string) $request->input('note', 'Rejected during upload moderation.');

        $artwork->forceFill([
            'is_approved' => false,
            'is_public' => false,
            'artwork_status' => 'rejected',
            'published_at' => null,
            'moderated_at' => now(),
            'moderated_by' => $request->user()->id,
            'moderation_note' => $note,
        ])->save();

        IndexArtworkJob::dispatch((int) $artwork->id);

        if ($artwork->user) {
            $notifications->notifyArtworkRejected($artwork->user, $request->user(), $artwork, $note);
        }

        return response()->json(['success' => true, 'id' => $artwork->id, 'status' => 'rejected']);
    }

    private function present(Artwork $artwork): array
    {
        $previewUrl = $artwork->thumbUrl('md') ?: $artwork->thumbUrl('sm');
        $previewLgUrl = $artwork->thumbUrl('lg') ?: $previewUrl;

        return [
            'id' => (int) $artwork->id,
            'title' => (string) ($artwork->title ?: '(untitled artwork)'),
            'description' => (string) ($artwork->description ?? ''),
            'type' => 'artwork',
            'preview_url' => $previewUrl,
            'preview_lg_url' => $previewLgUrl,
            'tags' => $artwork->tags
                ->map(fn ($tag): string => trim((string) ($tag->name ?: $tag->slug)))
                ->filter()
                ->values()
                ->all(),
            'categories' => $artwork->categories
                ->map(fn ($category): string => trim((string) ($category->name ?: $category->slug)))
                ->filter()
                ->values()
                ->all(),
            'user' => $artwork->user ? [
                'id' => (int) $artwork->user->id,
                'name' => (string) $artwork->user->name,
                'username' => $artwork->user->username,
            ] : null,
            'slug' => $artwork->slug,
            'is_mature' => (bool) $artwork->is_mature,
            'maturity_status' => $artwork->maturity_status,
            'visibility' => $artwork->visibility,
            'moderation_note' => $artwork->moderation_note,
            'created_at' => optional($artwork->created_at)?->toISOString(),
        ];
    }
}