MafiaTelegramBot/MafiaTelegramBot/Game/GameRoles/BodyguardRole.cs

using System.Linq;
using System.Threading.Tasks;
using MafiaTelegramBot.Game.GameRooms;
using MafiaTelegramBot.Models;
using MafiaTelegramBot.Resources;
using Telegram.Bot.Types;

namespace MafiaTelegramBot.Game.GameRoles
{
    public class BodyguardRole : GameRoom.Role
    {
        public override Roles RoleKey => Roles.Bodyguard;

        public override async Task NightAction()
        {
            var targets = Room.Players.Values.Where(p => p.IsAlive && p.Id != Player.Id).ToList();
            var message = await Bot.SendWithMarkdown2(Player.ChatId, strings.choose_target_to_protect, 
                Keyboard.NightChooseTargetKeyboard(targets, Player.Id, true));
            MessageId = message.MessageId;
        }

        public override async Task ApplyNightActionResult()
        {
            
            if (NightTargetId == -1)
                await Bot.EditMessageAsync(Player.ChatId, MessageId, strings.you_have_not_choosen_target);
            else
            {
                var target = Room.Players[NightTargetId];
                NightTargetId = -1;
                if (!target.IsAlive)
                {
                    target.IsAlive = true;
                    Player.IsAlive = false;
                    await Bot.SendWithMarkdown2(Player.ChatId, $"{strings.you_save_player} {target.NickName}");
                    await Bot.SendWithMarkdown2(target.ChatId, strings.bodyguard_save_you);
                }
            }
            
        }
        public override async Task SetNightTarget(long userId) 
        { 
            NightTargetId = userId;
            var target = Room.Players[userId];
            await Bot.SendWithMarkdown2(target.ChatId, strings.bodyguard_protected_you);
            await Bot.EditMessageAsync(Player.ChatId, MessageId, $"{strings.you_choose_target} {Room.Players[userId].NickName}");
        }
        public BodyguardRole(GameRoom room, Player player) : base(room, player) { }
    }
}