using IM_API.Dtos.Group;

namespace IM_API.Interface.Services
{
    public interface IGroupService
    {
        /// <summary>
        /// 邀请好友入群
        /// </summary>
        /// <param name="userId">操作者ID</param>
        /// <param name="groupId">群ID</param>
        /// <param name="userIds">邀请的用户列表</param>
        /// <returns></returns>
        Task InviteUsers(int userId,int groupId, List<int> userIds);
        /// <summary>
        /// 加入群聊
        /// </summary>
        /// <param name="userId">操作者ID</param>
        /// <param name="groupId">群ID</param>
        /// <returns></returns>
        Task JoinGroup(int userId,int groupId);
        /// <summary>
        /// 创建群聊
        /// </summary>
        /// <param name="userId">操作者ID</param>
        /// <param name="groupCreateDto">群信息</param>
        /// <param name="userIds">邀请用户列表</param>
        /// <returns></returns>
        Task<GroupInfoDto> CreateGroup(int userId, GroupCreateDto groupCreateDto, List<int> userIds);
        /// <summary>
        /// 删除群
        /// </summary>
        /// <param name="userId">操作者ID</param>
        /// <param name="groupId">群ID</param>
        /// <returns></returns>
        Task DeleteGroup(int userId, int groupId);
        //Task UpdateGroupAuthori
    }
}