<?php

namespace App\Http\Controllers;

use App\Models\Genre;
use App\Models\Season;
use App\Models\Show;
use Illuminate\Http\Request;

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

        // Search by title
        if ($request->filled('title')) {
            $query->where('name', '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 network
        if ($request->filled('network')) {
            $query->whereHas('networks', function ($q) use ($request) {
                $q->where('network_id', $request->network);
            });
        }

        // 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 first air year
        if ($request->filled('year_min')) {
            $query->whereYear('first_air_date', '>=', $request->year_min);
        }
        if ($request->filled('year_max')) {
            $query->whereYear('first_air_date', '<=', $request->year_max);
        }

        // Filter by status
        if ($request->filled('status')) {
            $query->where('status', $request->status);
        }

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

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

        $shows = $query->paginate(48)->appends($request->except('page'));

        // Get all genres for filter dropdowns (only TV show genres)
        $genres = Genre::where('type', Genre::TYPE_SHOW)->orderBy('name')->get();

        // Get all networks for filter dropdown
        $networks = \App\Models\Network::orderBy('name')->get();

        return view('show.index', compact('shows', 'genres', 'networks'));
    }

    public function show(string $slug)
    {
        $show = Show::with('posters', 'backdrops', 'externalIds', 'networks', 'genres', 'productionCompanies')->where('slug', $slug)->first();

        $comments = [];

        $seasons = Season::where('show_id', $show->id)->orderBy('season_number', 'ASC')->get();

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

    public function season(string $slug, int $seasonNumber)
    {
        $show = Show::with('posters', 'backdrops', 'externalIds', 'networks', 'genres', 'productionCompanies')->where('slug', $slug)->first();

        if (!$show) {
            abort(404);
        }

        $seasons = Season::where('show_id', $show->id)->orderBy('season_number', 'ASC')->get();
        $currentSeason = Season::where('show_id', $show->id)->where('season_number', $seasonNumber)->first();

        if (!$currentSeason) {
            abort(404);
        }

        $episodes = \App\Models\Episode::where('show_id', $show->id)
            ->where('season_id', $currentSeason->id)
            ->orderBy('episode_number', 'ASC')
            ->get();

        $comments = [];

        return view('show.season', compact('show', 'seasons', 'currentSeason', 'episodes', 'comments'));
    }

    public function episode(string $slug, int $seasonNumber, int $episodeNumber)
    {

    }
}