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

namespace IM_API.Models;

[Table("groups")]
[Index("GroupMaster", Name = "GroupMaster")]
[Index("Id", Name = "ID")]
[MySqlCharSet("utf8mb4")]
[MySqlCollation("utf8mb4_general_ci")]
public partial class Group
{
    [Key]
    [Column("ID", TypeName = "int(11)")]
    public int Id { get; set; }

    /// <summary>
    /// 群聊名称
    /// </summary>
    [StringLength(20)]
    public string Name { get; set; } = null!;

    /// <summary>
    /// 群主
    /// </summary>
    [Column(TypeName = "int(11)")]
    public int GroupMaster { get; set; }

    /// <summary>
    /// 群权限
    /// （0：需管理员同意,1：任意人可加群,2：不允许任何人加入）
    /// </summary>
    [Column(TypeName = "tinyint(4)")]
    public sbyte Auhority { get; set; }

    /// <summary>
    /// 全员禁言（0允许发言，2全员禁言）
    /// </summary>
    [Column(TypeName = "tinyint(4)")]
    public sbyte AllMembersBanned { get; set; }

    /// <summary>
    /// 群聊状态
    /// (1：正常,2：封禁)
    /// </summary>
    [Column(TypeName = "tinyint(4)")]
    public sbyte Status { get; set; }

    /// <summary>
    /// 群公告
    /// </summary>
    [Column(TypeName = "text")]
    public string? Announcement { get; set; }

    /// <summary>
    /// 群聊创建时间
    /// </summary>
    [Column(TypeName = "datetime")]
    public DateTime Created { get; set; }

    [ForeignKey("GroupMaster")]
    [InverseProperty("Groups")]
    public virtual User GroupMasterNavigation { get; set; } = null!;

    [InverseProperty("Group")]
    public virtual ICollection<Groupinvite> Groupinvites { get; set; } = new List<Groupinvite>();

    [InverseProperty("Group")]
    public virtual ICollection<Grouprequest> Grouprequests { get; set; } = new List<Grouprequest>();
}