using Microsoft.EntityFrameworkCore;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace FileShare_EFCore.Models
{
    /// <summary>
    /// 管理端添加的文件库根目录或磁盘。
    /// </summary>
    [Comment("文件库根目录")]
    [Table("managed-library-root")]
    public class ManagedLibraryRoot
    {
        /// <summary>主键 ID。</summary>
        [Key]
        [Column("id")]
        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
        public int Id { get; set; }

        /// <summary>服务器本机绝对路径。</summary>
        [Column("path")]
        [MaxLength(1024)]
        public string Path { get; set; } = string.Empty;

        /// <summary>显示名称。</summary>
        [Column("display-name")]
        [MaxLength(200)]
        public string DisplayName { get; set; } = string.Empty;

        /// <summary>是否启用扫描。</summary>
        [Column("is-enabled")]
        public bool IsEnabled { get; set; } = true;

        /// <summary>目录最近一次扫描是否可用。</summary>
        [Column("is-available")]
        public bool IsAvailable { get; set; } = true;

        /// <summary>扫描间隔分钟数。</summary>
        [Column("scan-interval-minutes")]
        public int ScanIntervalMinutes { get; set; } = 5;

        /// <summary>最近扫描开始时间。</summary>
        [Column("last-scan-started-at")]
        public DateTime? LastScanStartedAt { get; set; }

        /// <summary>最近扫描完成时间。</summary>
        [Column("last-scan-completed-at")]
        public DateTime? LastScanCompletedAt { get; set; }

        /// <summary>最近扫描错误。</summary>
        [Column("last-scan-error")]
        [MaxLength(2000)]
        public string? LastScanError { get; set; }

        /// <summary>创建时间。</summary>
        [Column("created-at")]
        public DateTime CreatedAt { get; set; } = DateTime.UtcNow;

        /// <summary>更新时间。</summary>
        [Column("updated-at")]
        public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;

        /// <summary>文件记录。</summary>
        public List<ManagedFileRecord> Files { get; set; } = new();
    }
}