<?php

declare(strict_types=1);

namespace App\Http\Controllers\Moderation;

use App\Http\Controllers\Controller;
use App\Models\Story;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Inertia\Response;

final class StoriesController extends Controller
{
    public function index(Request $request): Response
    {
        $filters = [
            'q' => trim((string) $request->query('q', '')),
            'status' => trim((string) $request->query('status', 'all')),
        ];

        $query = Story::query()
            ->with('creator:id,name,username')
            ->latest('created_at')
            ->latest('id');

        if ($filters['q'] !== '') {
            $search = $filters['q'];
            $query->where(function ($builder) use ($search): void {
                $builder
                    ->where('title', 'like', '%' . $search . '%')
                    ->orWhere('slug', 'like', '%' . $search . '%')
                    ->orWhereHas('creator', function ($creatorQuery) use ($search): void {
                        $creatorQuery
                            ->where('name', 'like', '%' . $search . '%')
                            ->orWhere('username', 'like', '%' . $search . '%');
                    });
            });
        }

        if ($filters['status'] !== '' && $filters['status'] !== 'all') {
            $query->where('status', $filters['status']);
        }

        $stories = $query
            ->paginate(24)
            ->withQueryString()
            ->through(fn (Story $story): array => $this->serializeStory($story));

        $statsQuery = Story::query();
        if ($filters['q'] !== '') {
            $search = $filters['q'];
            $statsQuery->where(function ($builder) use ($search): void {
                $builder
                    ->where('title', 'like', '%' . $search . '%')
                    ->orWhere('slug', 'like', '%' . $search . '%')
                    ->orWhereHas('creator', function ($creatorQuery) use ($search): void {
                        $creatorQuery
                            ->where('name', 'like', '%' . $search . '%')
                            ->orWhere('username', 'like', '%' . $search . '%');
                    });
            });
        }

        $stats = [
            'total' => (clone $statsQuery)->count(),
            'published' => (clone $statsQuery)->where('status', 'published')->count(),
            'draft' => (clone $statsQuery)->where('status', 'draft')->count(),
            'scheduled' => (clone $statsQuery)->where('status', 'scheduled')->count(),
            'pending_review' => (clone $statsQuery)->where('status', 'pending_review')->count(),
            'archived' => (clone $statsQuery)->where('status', 'archived')->count(),
        ];

        return Inertia::render('Moderation/Stories', [
            'title' => 'Stories',
            'stories' => $stories,
            'filters' => $filters,
            'stats' => $stats,
            'endpoints' => [
                'index' => route('admin.stories'),
            ],
        ])->rootView('moderation');
    }

    private function serializeStory(Story $story): array
    {
        return [
            'id' => (int) $story->id,
            'title' => (string) ($story->title ?: 'Untitled story'),
            'slug' => (string) $story->slug,
            'excerpt' => $story->excerpt,
            'status' => (string) ($story->status ?: 'draft'),
            'published_at' => optional($story->published_at)?->toIso8601String(),
            'created_at' => optional($story->created_at)?->toIso8601String(),
            'cover_url' => $story->coverUrl,
            'public_url' => $story->url,
            'open_url' => $story->status === 'published' ? $story->url : null,
            'creator' => $story->creator ? [
                'id' => (int) $story->creator->id,
                'name' => (string) $story->creator->name,
                'username' => (string) $story->creator->username,
            ] : null,
        ];
    }
}