using SqlSugar;

namespace Model.Entity.System
{
    /// <summary>
    /// 文件存储配置表（多 Provider 配置：Local/MinIO/OSS，仅 Local 落地，其它留扩展点）
    /// 一个 IsDefault=1 的配置为默认上传通道；AccessKey/SecretKey 对 Local 为空
    /// </summary>
    [SugarTable("sys_file_storage")]
    public class FileStorageConfigEntity : BaseEntity
    {
        /// <summary>存储 Provider（local/minio/oss）</summary>
        [SugarColumn(ColumnName = "Provider", ColumnDescription = "存储Provider(local/minio/oss)", Length = 20, IsNullable = false)]
        public string Provider { get; set; }

        /// <summary>配置名称（如：本地存储 / MinIO测试）</summary>
        [SugarColumn(ColumnName = "Name", ColumnDescription = "配置名称", Length = 100, IsNullable = false)]
        public string Name { get; set; }

        /// <summary>访问端点（Local 为 URL 前缀如 http://host/uploads 或 /uploads；MinIO 为 http://minio:9000）</summary>
        [SugarColumn(ColumnName = "Endpoint", ColumnDescription = "访问端点", Length = 255, IsNullable = true)]
        public string? Endpoint { get; set; }

        /// <summary>访问 Key（Local 为空；MinIO/OSS 为 AccessKey。注：当前明文存储，接入 MinIO/OSS 时应改为 AES 加密）</summary>
        [SugarColumn(ColumnName = "AccessKey", ColumnDescription = "AccessKey(Local为空)", Length = 128, IsNullable = true)]
        public string? AccessKey { get; set; }

        /// <summary>密钥（Local 为空；MinIO/OSS 为 SecretKey。注：当前明文存储，接入 MinIO/OSS 时应改为 AES 加密）</summary>
        [SugarColumn(ColumnName = "SecretKey", ColumnDescription = "SecretKey(Local为空)", Length = 255, IsNullable = true)]
        public string? SecretKey { get; set; }

        /// <summary>桶名（Local 为 BasePath 下子目录；MinIO/OSS 为 bucket 名）</summary>
        [SugarColumn(ColumnName = "Bucket", ColumnDescription = "桶名", Length = 100, IsNullable = true)]
        public string? Bucket { get; set; }

        /// <summary>区域（OSS 用，Local/MinIO 为空）</summary>
        [SugarColumn(ColumnName = "Region", ColumnDescription = "区域(OSS用)", Length = 50, IsNullable = true)]
        public string? Region { get; set; }

        /// <summary>本地存储根路径（Local 专用，如 wwwroot/uploads；MinIO/OSS 为空）</summary>
        [SugarColumn(ColumnName = "BasePath", ColumnDescription = "本地存储根路径(Local专用)", Length = 255, IsNullable = true)]
        public string? BasePath { get; set; }

        /// <summary>单个文件大小上限（MB）</summary>
        [SugarColumn(ColumnName = "MaxSizeMB", ColumnDescription = "单个文件大小上限(MB)", DefaultValue = "10")]
        public int MaxSizeMB { get; set; } = 10;

        /// <summary>允许的扩展名（JSON 数组，如 [".jpg",".png"]；为空表示不限制）</summary>
        [SugarColumn(ColumnName = "AllowedExts", ColumnDescription = "允许扩展名(JSON数组)", ColumnDataType = "text", IsNullable = true)]
        public string? AllowedExts { get; set; }

        /// <summary>是否默认（1=默认上传通道，全局唯一）</summary>
        [SugarColumn(ColumnName = "IsDefault", ColumnDescription = "是否默认(1=默认,0=否)", ColumnDataType = "smallint", DefaultValue = "0")]
        public byte IsDefault { get; set; }

        /// <summary>状态（1=启用,0=停用）</summary>
        [SugarColumn(ColumnName = "Status", ColumnDescription = "状态(1=启用,0=停用)", ColumnDataType = "smallint", DefaultValue = "1")]
        public byte Status { get; set; } = 1;

        /// <summary>备注</summary>
        [SugarColumn(ColumnName = "Remark", ColumnDescription = "备注", Length = 500, IsNullable = true)]
        public string? Remark { get; set; }
    }
}