using System;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace MiAssessment.Admin.Business.Entities;

/// <summary>
/// 订单表
/// </summary>
[Table("orders")]
public class Order
{
    /// <summary>
    /// 主键ID
    /// </summary>
    [Key]
    public long Id { get; set; }

    /// <summary>
    /// 订单编号
    /// </summary>
    [Required]
    [MaxLength(32)]
    public string OrderNo { get; set; } = null!;

    /// <summary>
    /// 用户ID
    /// </summary>
    public long UserId { get; set; }

    /// <summary>
    /// 订单类型：1测评订单 2学业规划订单
    /// </summary>
    public int OrderType { get; set; }

    /// <summary>
    /// 商品ID
    /// </summary>
    public long ProductId { get; set; }

    /// <summary>
    /// 商品名称
    /// </summary>
    [Required]
    [MaxLength(100)]
    public string ProductName { get; set; } = null!;

    /// <summary>
    /// 订单金额
    /// </summary>
    [Column(TypeName = "decimal(10,2)")]
    public decimal Amount { get; set; }

    /// <summary>
    /// 实付金额
    /// </summary>
    [Column(TypeName = "decimal(10,2)")]
    public decimal PayAmount { get; set; }

    /// <summary>
    /// 支付方式：1微信支付 2邀请码
    /// </summary>
    public int? PayType { get; set; }

    /// <summary>
    /// 使用的邀请码ID
    /// </summary>
    public long? InviteCodeId { get; set; }

    /// <summary>
    /// 状态：1待支付 2已支付 3已完成 4退款中 5已退款 6已取消
    /// </summary>
    public int Status { get; set; } = 1;

    /// <summary>
    /// 支付时间
    /// </summary>
    public DateTime? PayTime { get; set; }

    /// <summary>
    /// 微信支付交易号
    /// </summary>
    [MaxLength(64)]
    public string? TransactionId { get; set; }

    /// <summary>
    /// 退款时间
    /// </summary>
    public DateTime? RefundTime { get; set; }

    /// <summary>
    /// 退款金额
    /// </summary>
    [Column(TypeName = "decimal(10,2)")]
    public decimal? RefundAmount { get; set; }

    /// <summary>
    /// 退款原因
    /// </summary>
    [MaxLength(500)]
    public string? RefundReason { get; set; }

    /// <summary>
    /// 备注
    /// </summary>
    [MaxLength(500)]
    public string? Remark { get; set; }

    /// <summary>
    /// 创建时间
    /// </summary>
    public DateTime CreateTime { get; set; }

    /// <summary>
    /// 更新时间
    /// </summary>
    public DateTime UpdateTime { get; set; }

    /// <summary>
    /// 软删除标记
    /// </summary>
    public bool IsDeleted { get; set; }

    /// <summary>
    /// 关联的用户
    /// </summary>
    [ForeignKey(nameof(UserId))]
    public virtual User? User { get; set; }
}