73 lines
1.9 KiB
C#
73 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using Microsoft.EntityFrameworkCore;
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namespace IM_API.Models;
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[Table("messages")]
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[Index("Sender", Name = "Sender")]
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[MySqlCharSet("utf8mb4")]
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[MySqlCollation("utf8mb4_general_ci")]
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public partial class Message
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{
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[Key]
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[Column("ID", TypeName = "int(11)")]
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public int Id { get; set; }
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/// <summary>
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/// 聊天类型
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/// （0：私聊,1：群聊）
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/// </summary>
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[Column(TypeName = "tinyint(4)")]
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public sbyte ChatType { get; set; }
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/// <summary>
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/// 消息类型
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/// (0:文本,1：图片,2：语音,3：视频,4：文件，5：语音聊天,6：视频聊天)
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/// </summary>
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[Column(TypeName = "tinyint(4)")]
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public sbyte MsgType { get; set; }
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/// <summary>
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/// 消息内容
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/// </summary>
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[Column(TypeName = "text")]
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public string Content { get; set; } = null!;
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/// <summary>
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/// 发送者
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/// </summary>
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[Column(TypeName = "int(11)")]
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public int Sender { get; set; }
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/// <summary>
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/// 接收者（私聊为用户ID，群聊为群聊ID）
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/// </summary>
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[Column(TypeName = "int(11)")]
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public int Recipient { get; set; }
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/// <summary>
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/// 消息状态(0:已发送,1:已撤回)
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/// </summary>
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[Column(TypeName = "tinyint(4)")]
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public sbyte State { get; set; }
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/// <summary>
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/// 发送时间
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/// </summary>
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[Column(TypeName = "datetime")]
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public DateTime Created { get; set; }
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[InverseProperty("LastMessage")]
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public virtual ICollection<Conversation> Conversations { get; set; } = new List<Conversation>();
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[InverseProperty("MessageldNavigation")]
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public virtual ICollection<File> Files { get; set; } = new List<File>();
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[ForeignKey("Sender")]
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[InverseProperty("Messages")]
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public virtual User SenderNavigation { get; set; } = null!;
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}
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