using IM_API.Dtos;

namespace IM_API.Interface.Services
{
    public interface IMessageSevice
    {
        /// <summary>
        /// 发送私聊消息
        /// </summary>
        /// <param name="senderId">发送人id</param>
        /// <param name="receiverId">接收人</param>
        /// <param name="dto"></param>
        /// <returns></returns>
        Task<MessageBaseDto> SendPrivateMessageAsync(int senderId,int receiverId,MessageBaseDto dto);
        /// <summary>
        /// 发送群聊消息
        /// </summary>
        /// <param name="senderId">发送人id</param>
        /// <param name="groupId">接收群id</param>
        /// <param name="dto"></param>
        /// <returns></returns>
        Task<MessageBaseDto> SendGroupMessageAsync(int senderId,int groupId,MessageBaseDto dto);
        /// <summary>
        /// 获取消息列表
        /// </summary>
        /// <param name="conversationId">会话id（用于获取指定用户间聊天消息）</param>
        /// <param name="msgId">消息id</param>
        /// <param name="pageSize">获取消息数量</param>
        /// <param name="desc"></param>
        /// <returns></returns>
        Task<List<MessageBaseDto>> GetMessagesAsync(int userId, int conversationId,int? msgId,int? pageSize,bool desc);
        /// <summary>
        /// 获取未读消息数
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        Task<int> GetUnreadCountAsync(int userId);
        Task<List<MessageBaseDto>> GetUnreadMessagesAsync(int userId);
        Task<bool> MarkAsReadAsync(int userId,long messageId);
        Task<bool> MarkConversationAsReadAsync(int userId,int? userBId,int? groupId);
        Task<bool> RecallMessageAsync(int userId,int messageId);


    }
}