<?php

namespace App\Models;

class Source extends Model
{
    protected string $table = 'sources';
    protected array $fillable = [
        'name',
        'display_name',
        'api_url',
        'api_key',
        'config',
        'is_active',
        'last_sync_at'
    ];

    public function __construct(\PDO $pdo, array $data = [])
    {
        parent::__construct($pdo, $data);
    }

    public function games(): array
    {
        $stmt = $this->pdo->prepare("SELECT * FROM games WHERE source_id = :source_id");
        $stmt->execute(['source_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public function movies(): array
    {
        $stmt = $this->pdo->prepare("SELECT * FROM movies WHERE source_id = :source_id");
        $stmt->execute(['source_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public function tvShows(): array
    {
        $stmt = $this->pdo->prepare("SELECT * FROM tv_shows WHERE source_id = :source_id");
        $stmt->execute(['source_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public function musicArtists(): array
    {
        $stmt = $this->pdo->prepare("SELECT * FROM music_artists WHERE source_id = :source_id");
        $stmt->execute(['source_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public function getSyncLogs(): array
    {
        $stmt = $this->pdo->prepare("SELECT * FROM sync_logs WHERE source_id = :source_id ORDER BY created_at DESC");
        $stmt->execute(['source_id' => $this->id]);
        return $stmt->fetchAll(\PDO::FETCH_ASSOC);
    }

    public function createSyncLog(string $syncType, string $status): int
    {
        $data = [
            'source_id' => $this->id,
            'sync_type' => $syncType,
            'status' => $status,
            'total_items' => 0,
            'processed_items' => 0,
            'new_items' => 0,
            'updated_items' => 0,
            'deleted_items' => 0,
            'started_at' => date('Y-m-d H:i:s')
        ];

        $columns = array_keys($data);
        $placeholders = array_map(fn($col) => ":$col", $columns);
        $sql = "INSERT INTO sync_logs (" . implode(', ', $columns) . ") VALUES (" . implode(', ', $placeholders) . ")";

        $stmt = $this->pdo->prepare($sql);
        $stmt->execute($data);

        return (int) $this->pdo->lastInsertId();
    }

    public function updateSyncLog(int $syncLogId, string $status, array $stats = []): bool
    {
        $data = [
            'status' => $status,
            'processed_items' => $stats['processed_items'] ?? 0,
            'new_items' => $stats['new_items'] ?? 0,
            'updated_items' => $stats['updated_items'] ?? 0,
            'deleted_items' => $stats['deleted_items'] ?? 0,
            'completed_at' => date('Y-m-d H:i:s')
        ];

        if (!empty($stats['errors'])) {
            $data['errors'] = json_encode($stats['errors']);
        }

        if (!empty($stats['message'])) {
            $data['message'] = $stats['message'];
        }

        $setClause = array_map(fn($col) => "$col = :$col", array_keys($data));
        $sql = "UPDATE sync_logs SET " . implode(', ', $setClause) . " WHERE id = :id";
        $data['id'] = $syncLogId;

        $stmt = $this->pdo->prepare($sql);
        return $stmt->execute($data);
    }
}