<?php

namespace app\Model;

use support\Model;

/**
 * 上传文件记录模型
 */
class UploadedFiles extends Model
{
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'uploaded_files';

    /**
     * The primary key associated with the table.
     *
     * @var string
     */
    protected $primaryKey = 'id';

    /**
     * Indicates if the model should be timestamped.
     *
     * @var bool
     */
    public $timestamps = true;

    /**
     * 可批量赋值的字段
     */
    protected $fillable = [
        'file_name',
        'file_path',
        'file_size',
        'file_type',
        'category',
        'original_name',
        'extension',
        'partition',
        'upload_ip',
        'user_agent',
        'user_id',
    ];

    /**
     * 上传分区配置
     */
    public static array $uploadPartitions = [
        'image' => [
            'path' => 'uploads/images',
            'max_size' => 10 * 1024 * 1024, // 10MB
            'allowed_types' => ['image/jpeg', 'image/png', 'image/gif', 'image/webp'],
            'extensions' => ['jpg', 'jpeg', 'png', 'gif', 'webp']
        ],
        'avatar' => [
            'path' => 'uploads/avatars',
            'max_size' => 5 * 1024 * 1024, // 5MB
            'allowed_types' => ['image/jpeg', 'image/png', 'image/webp'],
            'extensions' => ['jpg', 'jpeg', 'png', 'webp']
        ],
        'document' => [
            'path' => 'uploads/documents',
            'max_size' => 20 * 1024 * 1024, // 20MB
            'allowed_types' => [
                'application/pdf',
                'application/msword',
                'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
                'application/vnd.ms-excel',
                'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
            ],
            'extensions' => ['pdf', 'doc', 'docx', 'xls', 'xlsx']
        ],
        'usedcar' => [
            'path' => 'uploads/usedcar',
            'max_size' => 10 * 1024 * 1024, // 10MB
            'allowed_types' => ['image/jpeg', 'image/png', 'image/webp', 'image/gif'],
            'extensions' => ['jpg', 'jpeg', 'png', 'webp', 'gif']
        ],
        'other' => [
            'path' => 'uploads/others',
            'max_size' => 5 * 1024 * 1024, // 5MB
            'allowed_types' => [],
            'extensions' => []
        ]
    ];

    /**
     * 关联用户
     */
    public function user()
    {
        return $this->belongsTo(User::class, 'user_id', 'id');
    }

    /**
     * 获取分区配置
     */
    public static function getPartitionConfig(string $partition): ?array
    {
        return self::$uploadPartitions[$partition] ?? self::$uploadPartitions['other'];
    }

    /**
     * 获取所有分区配置
     */
    public static function getAllPartitions(): array
    {
        return self::$uploadPartitions;
    }
}