using IM_API.Models;
using System.ComponentModel.DataAnnotations;

namespace IM_API.Dtos.Group
{
    public class GroupCreateDto
    {
        /// <summary>
        /// 群聊名称
        /// </summary>
        [Required(ErrorMessage = "群名称必填")]
        [MaxLength(20, ErrorMessage = "群名称不能大于20字符")]
        public string Name { get; set; } = null!;

        /// <summary>
        /// 群头像
        /// </summary>
        [Required(ErrorMessage = "群头像必填")]
        public string Avatar { get; set; } = null!;
        public List<int>? UserIDs { get; set; }
    }
}