TimerCommand.cs

[Command("time")]
        public async Task starttime(int time)
        {
            var host = Context.Guild.GetRole(GuildAccounts.GetAccount(Context.Guild.Id).HostRole);
            IReadOnlyCollection<SocketRole> Roles = Context.Guild.GetUser(Context.User.Id).Roles;
            List<SocketRole> userroles = Roles.ToList();
            if (userroles.Contains(host) || Context.Guild.GetUser(Context.User.Id).GuildPermissions.Has(GuildPermission.ManageMessages))
            {
                var guildAccount = GuildAccounts.GetAccount(Context.Guild.Id);
                bool HalfTime = false;
                bool DoubleTime = false;
                Stopwatch Timer = new Stopwatch();
                Timer.Start();
                var embed = new EmbedBuilder();
                embed.WithColor(new Color(97, 206, 122));
                embed.WithDescription($"{Program.Client.GetGuild(563857280227999754).Emotes.FirstOrDefault(x => x.Name == "check")}{Context.User.Mention} I have set the timer to {time} seconds!!");
                await Context.Channel.SendMessageAsync("", false, embed.Build());
                while (Timer.IsRunning == true)
                {
                    int Half = time / 2;
                    int doubled = Half / 2;
                    if (Timer.Elapsed.Seconds == Half && HalfTime == false)
                    {
                        HalfTime = true;
                        await Context.Channel.SendMessageAsync($"{Half} seconds left!!");
                    }
                    else if (Timer.Elapsed.Seconds == doubled * 3 && DoubleTime == false)
                    {
                        DoubleTime = true;
                        await Context.Channel.SendMessageAsync($"{Half / 2} seconds left!!");
                    }
                    else if (Timer.Elapsed.Seconds == time)
                    {
                        embed.WithColor(new Color(97, 206, 122));
                        embed.WithDescription("Time is up!!");
                        await Context.Channel.SendMessageAsync("", false, embed.Build());
                        Timer.Reset();
                        Timer.Stop();
                        HalfTime = false;
                        DoubleTime = false;
                    }
                }
            }
            else
            {
                var embed = new EmbedBuilder();
                embed.WithColor(new Color(247, 79, 79));
                embed.WithDescription($"Missing; `Manage Messages` permission or `Host` role");
                embed.WithTitle($"{Program.Client.GetGuild(563857280227999754).Emotes.FirstOrDefault(x => x.Name == "xmark")} You have insignificant permissions!");
                await Context.Channel.SendMessageAsync("", false, embed.Build());
            }
        }