<?php

namespace App\Http\Controllers;

use App\Http\Requests\Movie\CommentRequest;
use App\Models\Comment;
use App\Models\Genre;
use App\Models\MediaList;
use App\Models\Movie;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class MovieController extends Controller
{
    public function index(Request $request)
    {
        $query = Movie::query();

        // Search by title
        if ($request->filled('title')) {
            $query->where('title', 'LIKE', '%' . $request->title . '%');
        }

        // Filter by genre
        if ($request->filled('genre')) {
            $query->whereHas('genres', function ($q) use ($request) {
                $q->where('genre_id', $request->genre);
            });
        }

        // Filter by actor
        if ($request->filled('actor')) {
            $query->whereHas('castList', function ($q) use ($request) {
                $q->where('person_id', $request->actor);
            });
        }

        // Filter by director
        if ($request->filled('director')) {
            $query->whereHas('director', function ($q) use ($request) {
                $q->where('person_id', $request->director);
            });
        }

        // Filter by rating
        if ($request->filled('rating_min')) {
            $query->where('vote_average', '>=', $request->rating_min);
        }
        if ($request->filled('rating_max')) {
            $query->where('vote_average', '<=', $request->rating_max);
        }

        // Filter by release year
        if ($request->filled('year_min')) {
            $query->whereYear('release_date', '>=', $request->year_min);
        }
        if ($request->filled('year_max')) {
            $query->whereYear('release_date', '<=', $request->year_max);
        }

        // Sorting
        $sortBy = $request->get('sort_by', 'release_date');
        $sortOrder = $request->get('sort_order', 'DESC');

        $allowedSorts = ['title', 'release_date', 'vote_average', 'vote_count'];
        if (in_array($sortBy, $allowedSorts)) {
            $query->orderBy($sortBy, $sortOrder);
        }

        $movies = $query->paginate(60)->appends($request->except('page'));

        // Get all genres for filter dropdowns
        $genres = Genre::orderBy('name')->get();

        return view('movie.index', compact('movies', 'genres'));
    }

    public function show(string $slug)
    {
        $movie = Movie::with('director', 'watchProviders')
            ->where('slug', $slug)
            ->firstOrFail();

        $comments = Comment::where('entity_id', $movie->id)
            ->where('entity_type', Comment::TYPE_MOVIE)
            ->paginate(15);

        $userLists = [];
        if (Auth::check()) {
            $userLists = MediaList::whereNotIn('name', MediaList::SPECIAL_LISTS)
                ->where('user_id', Auth::user()->id)
                ->get();
        }

        return view('movie.show', compact('movie', 'comments', 'userLists'));
    }

    public function storeComment(CommentRequest $request, string $movieSlug)
    {
        $movie = Movie::where('slug', $movieSlug)->firstOrFail();

        Comment::create([
            'entity_id' => $movie->id,
            'entity_type' => Comment::TYPE_MOVIE,
            'user_id' => auth()->user()->id,
            'content' => $request->get('content'),
            'published_at' => new \DateTime(),
        ]);

        return redirect()->back()->with('success', 'Comment posted!');
    }
}