26 lines
730 B
C#
26 lines
730 B
C#
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using OECS;
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namespace Blackjack;
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/// <summary>
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/// Evaluates the player's hand total after each hit.
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/// Busts the player if they exceed 21.
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/// </summary>
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public class PlayerBustCheckSystem : ISystem
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{
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public void Run(World world)
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{
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var state = world.ReadSingleton<GameState>();
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if (state.Phase != GamePhase.PlayerTurn)
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return;
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var total = HandUtil.CalculateHand(world, PlayerHandTag.Instance);
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if (total <= 21)
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return;
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ref var mutableState = ref world.GetSingleton<GameState>();
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mutableState.Phase = GamePhase.RoundOver;
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mutableState.Result = RoundResult.PlayerBust;
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world.MarkModified<GameState>(World.SingletonEntity);
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}
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}
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