Add boost attack gestures and Barcgal activated search

client/Assets/Vanguard/Runtime/UI/BattleView.cs

@@ -90,6 +90,7 @@ namespace Vanguard.UI
         private string _discardPrompt;
         private Action _discardCancelAction;
         private int _pendingBoosterSlot = -1;
+        private int _pendingBoostAttackerSlot = -2;
         private int? _triggerPowerSlot;
         private readonly HashSet<int> _mulliganSelected = new HashSet<int>();
         private bool _mulliganUsed;
@@ -278,6 +279,7 @@ namespace Vanguard.UI
             _mulliganUsed = false;
             _abilityDamageIndex = -1;
             _pendingBoosterSlot = -1;
+            _pendingBoostAttackerSlot = -2;
             _triggerPowerSlot = null;
             _showAllIntents = false;
             _autoFinishMulligan = false;
@@ -1087,6 +1089,7 @@ namespace Vanguard.UI
             _pendingIntents.Clear();
             _highlightSlots.Clear();
             _pendingBoosterSlot = -1;
+            _pendingBoostAttackerSlot = -2;
             _triggerPowerSlot = null;
             if (intent is FinishMulliganIntent or SkipRideIntent
                 or EnterBattleIntent or EndTurnIntent)
@@ -2105,7 +2108,22 @@ namespace Vanguard.UI
             var legal = _view.LegalIntents ?? new List<IntentPayload>();
             IntentPayload intent = null;
 
-            if (source.Zone == BoardZone.Hand)
+            if (_pendingBoosterSlot >= 0 && source.IsField)
+            {
+                if (source.Slot != _pendingBoostAttackerSlot)
+                {
+                    SetStatus(
+                        "Поддержка уже объявлена: атаковать можно только поддерживаемой картой.",
+                        new Color(1f, 0.55f, 0.45f));
+                    return;
+                }
+
+                intent = legal.OfType<AttackIntent>()
+                    .FirstOrDefault(item => item.AttackerSlot == source.Slot
+                        && item.TargetSlot == target.Slot
+                        && item.BoosterSlot == _pendingBoosterSlot);
+            }
+            else if (source.Zone == BoardZone.Hand)
             {
                 if (target.Zone == BoardZone.Guardian)
                 {
@@ -2139,6 +2157,15 @@ namespace Vanguard.UI
                     intent = legal.OfType<InterceptIntent>()
                         .FirstOrDefault(item => item.Slot == source.Slot);
                 }
+                else if (target.Player == _view.You
+                    && source.Slot is 0 or 1 or 2
+                    && (target.Zone == BoardZone.Vanguard
+                        || (target.Zone == BoardZone.RearGuard
+                            && target.Slot is 3 or 4)))
+                {
+                    BeginBoostAttack(source.Slot, target.Slot, legal);
+                    return;
+                }
                 else if (target.Player == _view.You && target.Zone == BoardZone.RearGuard)
                 {
                     intent = legal.OfType<MoveIntent>()
@@ -2166,6 +2193,36 @@ namespace Vanguard.UI
             OnIntentClicked(intent);
         }
 
+        private void BeginBoostAttack(
+            int boosterSlot,
+            int attackerSlot,
+            IReadOnlyList<IntentPayload> legal)
+        {
+            var attacks = legal.OfType<AttackIntent>()
+                .Where(intent => intent.BoosterSlot == boosterSlot
+                    && intent.AttackerSlot == attackerSlot)
+                .ToList();
+            if (attacks.Count == 0)
+            {
+                SetStatus(
+                    "Эта карта не может поддержать выбранный круг.",
+                    new Color(1f, 0.55f, 0.45f));
+                return;
+            }
+
+            _pendingBoosterSlot = boosterSlot;
+            _pendingBoostAttackerSlot = attackerSlot;
+            _pendingIntents.Clear();
+            _pendingIntents.AddRange(attacks);
+            RebuildHighlights();
+            RebuildIntents(_view);
+            SetStatus(
+                "Поддержка: " + CardName(
+                    CardAt(_view.You, boosterSlot)?.PrintingId ?? string.Empty)
+                + ". Атакуйте только этой картой и выберите цель.",
+                new Color(0.98f, 0.82f, 0.42f));
+        }
+
         private void OnBoard3DPileRightClicked(BoardCardRef pile)
         {
             if (_view == null || _inputLock.IsLocked)
@@ -2260,6 +2317,11 @@ namespace Vanguard.UI
                     ? "Выберите карту в руке для сброса."
                     : _discardPrompt;
             }
+            else if (_pendingBoosterSlot >= 0 && _pendingIntents.Count > 0)
+            {
+                title = "ПОДДЕРЖКА";
+                hint = "Атакуйте только поддерживаемой картой и выберите цель.";
+            }
             else if (_pendingIntents.Count > 0)
             {
                 title = "ВЫБОР ЦЕЛИ";
@@ -2809,6 +2871,7 @@ namespace Vanguard.UI
             _pendingIntents.Clear();
             _highlightSlots.Clear();
             _pendingBoosterSlot = -1;
+            _pendingBoostAttackerSlot = -2;
             _triggerPowerSlot = null;
             if (rebuild && _view != null)
                 RebuildIntents(_view);

server/src/Vanguard.Rules/Engine/Abilities/CardScripts.cs

@@ -358,6 +358,24 @@ public sealed class BarcgalScript : CardScript
             };
         }
     }
+
+    public override IEnumerable<ActivatedAbility> Activated
+    {
+        get
+        {
+            yield return new ActivatedAbility
+            {
+                RestsSelf = true,
+                CanActivate = ctx =>
+                    !ctx.Engine.IsVanguardOf(ctx.Source, ctx.Owner) &&
+                    ctx.Engine.HasEmptyRearGuard(ctx.Owner),
+                Resolve = ctx => ctx.Engine.SearchDeckToCall(
+                    ctx.Owner,
+                    "Найдите Future Knight, Llew или Flogal",
+                    definition => definition.NameId is "future-knight-llew" or "flogal"),
+            };
+        }
+    }
 }
 
 /// <summary>

server/src/Vanguard.Rules/Engine/GameEngine.cs

@@ -1510,9 +1510,15 @@ public sealed class GameEngine
                 foreach (var target in targets)
                     commands.Add(new AttackCommand(attackerSlot, target));
 
-                if (attackerSlot is 3 or 4)
+                var boosterSlot = attackerSlot switch
+                {
+                    -1 => 1, // Vanguard is boosted from the centre back row.
+                    3 => 0,
+                    4 => 2,
+                    _ => -1,
+                };
+                if (boosterSlot >= 0)
                 {
-                    var boosterSlot = attackerSlot == 3 ? 0 : 2;
                     var booster = State.GetUnit(player, boosterSlot);
                     if (booster is not null && !booster.Rested && State.CanBoost(booster))
                     {
@@ -1986,10 +1992,17 @@ public sealed class GameEngine
         CardInstance? booster = null;
         if (boosterSlot >= 0)
         {
-            if (attackerSlot is not (3 or 4))
-                return CommandResult.Reject("Поддерживать можно только атаку Арьергарда из переднего ряда.");
+            var expected = attackerSlot switch
+            {
+                -1 => 1,
+                3 => 0,
+                4 => 2,
+                _ => -1,
+            };
+            if (expected < 0)
+                return CommandResult.Reject(
+                    "Поддерживать можно только Авангард или Арьергард переднего ряда.");
 
-            var expected = attackerSlot == 3 ? 0 : 2;
             if (boosterSlot != expected)
                 return CommandResult.Reject("Поддержка возможна только из заднего ряда той же колонны.");
 

server/tests/Vanguard.Rules.Tests/GameEngineTests.cs

@@ -823,6 +823,51 @@ public class GameEngineTests
         Assert.DoesNotContain(engine.State.Players[0].RearGuards, u => u?.PrintingId == Barcgal);
     }
 
+    [Fact]
+    public void Vanguard_Can_Be_Boosted_From_Centre_Back_Row()
+    {
+        var engine = StartedEngine();
+        Give(engine, 0, Marron);
+        engine.Execute(new RideCommand(Marron));
+
+        Give(engine, 0, Marron);
+        Assert.True(engine.Execute(new CallCommand(Marron, 1)).Accepted);
+        engine.State.Players[0].RearGuards[1]!.Rested = false;
+
+        SetVanguard(engine, 1, Gallatin);
+        engine.Execute(new EnterBattleCommand());
+
+        Assert.True(engine.Execute(new AttackCommand(-1, -1, 1)).Accepted);
+        Assert.NotNull(engine.State.Battle);
+        Assert.Equal(-1, engine.State.Battle!.AttackerSlot);
+        Assert.Equal(1, engine.State.Battle.BoosterSlot);
+    }
+
+    [Fact]
+    public void Barcgal_Activated_Searches_And_Calls_Unit_To_Chosen_Circle()
+    {
+        var engine = InMainPhase();
+        Give(engine, 0, Barcgal);
+        var barcgal = engine.State.Players[0].Hand
+            .Single(card => card.PrintingId == Barcgal);
+
+        Assert.True(engine.Execute(new CallCommand(Barcgal, 0)).Accepted);
+        barcgal.Rested = false;
+        Assert.True(engine.Execute(new ActivateAbilityCommand(barcgal.Id)).Accepted);
+
+        Assert.NotNull(engine.State.PendingChoice);
+        Assert.Equal(Step.Choice, engine.State.Step);
+        Assert.True(engine.Execute(new ChooseCommand(0)).Accepted);
+
+        Assert.NotNull(engine.State.PendingChoice);
+        Assert.True(engine.Execute(new ChooseCommand(1)).Accepted);
+
+        Assert.Equal(
+            Flogal,
+            engine.State.Players[0].RearGuards[2]?.PrintingId);
+        Assert.True(barcgal.Rested);
+    }
+
     [Fact]
     public void Wingal_Gives_BlasterBlade_4000_During_Battle()
     {