public override async Task Act()
{
Global.currentTask[GroupId] = null;
await session.SendGroupMessageAsync(GroupId, new PlainMessage("正在向服务器发送禁言请求，请注意，若禁言的对象是机器人本身或权" +
"限高于等于机器人的对象，则不会生效"));
await session.MuteAsync(ObjectId, GroupId, BanSpan);
}
public static void Mute(this MiraiHttpSession session, long memberId, long groupNumber, TimeSpan time)
{
AsyncHelpers.RunSync(() => session.MuteAsync(memberId, groupNumber, time));
}
public static Task MuteGroupMemberAsync(long groupID, long qqID, TimeSpan duration) => session.MuteAsync(qqID, groupID, duration);