<?php

namespace App\Models;

class AdultVideo extends Model
{
    protected string $table = 'adult_videos';
    protected array $fillable = [
        'title',
        'overview',
        'poster_url',
        'backdrop_url',
        'rating',
        'runtime_minutes',
        'release_date',
        'director',
        'writer',
        'cast',
        'genre',
        'metadata',
        'watched',
        'watch_count',
        'is_favorite',
        'source_id',
        'external_id'
    ];

    public static function getAllWithPagination(\PDO $pdo, int $page, int $perPage, string $search = ''): array
    {
        $offset = ($page - 1) * $perPage;

        $whereClause = '';
        $params = [];

        if (!empty($search)) {
            $whereClause = "WHERE (title LIKE :search OR overview LIKE :search)";
            $params['search'] = "%{$search}%";
        }

        $sql = "
            SELECT av.*, s.display_name as source_name
            FROM adult_videos av
            JOIN sources s ON av.source_id = s.id
            {$whereClause}
            ORDER BY av.created_at DESC
            LIMIT :limit OFFSET :offset
        ";

        $stmt = $pdo->prepare($sql);
        $stmt->bindValue(':limit', $perPage, \PDO::PARAM_INT);
        $stmt->bindValue(':offset', $offset, \PDO::PARAM_INT);

        if (!empty($search)) {
            $stmt->bindValue(':search', "%{$search}%", \PDO::PARAM_STR);
        }

        $stmt->execute();
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public static function getTotalCount(\PDO $pdo, string $search = ''): int
    {
        $whereClause = '';
        $params = [];

        if (!empty($search)) {
            $whereClause = "WHERE (title LIKE :search OR overview LIKE :search)";
            $params['search'] = "%{$search}%";
        }

        $sql = "SELECT COUNT(*) as count FROM adult_videos {$whereClause}";

        $stmt = $pdo->prepare($sql);

        if (!empty($search)) {
            $stmt->bindValue(':search', "%{$search}%", \PDO::PARAM_STR);
        }

        $stmt->execute();
        return (int) $stmt->fetch(\PDO::FETCH_ASSOC)['count'];
    }

    public function markAsWatched(): bool
    {
        $stmt = $this->pdo->prepare("UPDATE adult_videos SET watched = 1, watch_count = watch_count + 1, updated_at = NOW() WHERE id = :id");
        return $stmt->execute(['id' => $this->id]);
    }

    public function markAsUnwatched(): bool
    {
        $stmt = $this->pdo->prepare("UPDATE adult_videos SET watched = 0, updated_at = NOW() WHERE id = :id");
        return $stmt->execute(['id' => $this->id]);
    }

    public function toggleFavorite(): bool
    {
        $stmt = $this->pdo->prepare("UPDATE adult_videos SET is_favorite = !is_favorite, updated_at = NOW() WHERE id = :id");
        return $stmt->execute(['id' => $this->id]);
    }

    public function source(): ?Source
    {
        $stmt = $this->pdo->prepare("SELECT * FROM sources WHERE id = :source_id");
        $stmt->execute(['source_id' => $this->source_id]);
        $sourceData = $stmt->fetch(\PDO::FETCH_ASSOC);

        return $sourceData ? new Source($this->pdo, $sourceData) : null;
    }

    /**
     * Get all actors associated with this adult video
     */
    public function actors()
    {
        $stmt = $this->pdo->prepare("
            SELECT a.*
            FROM actors a
            JOIN actor_adult_video aav ON a.id = aav.actor_id
            WHERE aav.adult_video_id = :adult_video_id
            ORDER BY a.name ASC
        ");
        $stmt->execute(['adult_video_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    /**
     * Add an actor to this adult video
     */
    public function addActor(int $actorId): bool
    {
        $stmt = $this->pdo->prepare("
            INSERT IGNORE INTO actor_adult_video (adult_video_id, actor_id)
            VALUES (:adult_video_id, :actor_id)
        ");
        return $stmt->execute([
            'adult_video_id' => $this->id,
            'actor_id' => $actorId
        ]);
    }

    /**
     * Remove an actor from this adult video
     */
    public function removeActor(int $actorId): bool
    {
        $stmt = $this->pdo->prepare("
            DELETE FROM actor_adult_video
            WHERE adult_video_id = :adult_video_id AND actor_id = :actor_id
        ");
        return $stmt->execute([
            'adult_video_id' => $this->id,
            'actor_id' => $actorId
        ]);
    }

    /**
     * Update the cast field with actor names
     */
    public function updateCastField(): bool
    {
        $actors = $this->actors();
        $actorNames = array_column($actors, 'name');
        $castString = implode(', ', $actorNames);

        return $this->update($this->id, [
            'cast' => $castString
        ]);
    }
}