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Fixed LuckBeALandlordConnector.cs to properly track spent coins #114

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Fixed LuckBeALandlordConnector.cs to properly track spent coins #114

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59 changes: 44 additions & 15 deletions HintMachine/Models/Games/LuckBeALandlordConnector.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,13 @@ public class LuckBeALandlordConnector : IGameConnector

private long? _bufferedSpinCount = null;

private static readonly int[] COIN_OFFSETS = new int[] { 0x218, 0x108, 0x10, 0x58, 0x20, 0x750 };
private static readonly int[] SPIN_OFFSETS = new int[] { 0x218, 0x108, 0x38, 0x108, 0x0, 0x58, 0x20, 0x300 };

private const int GODOT_VARIANT_TYPE_INT = 2;
private const int GODOT_VARIANT_TYPE_REAL = 3;
private const int GODOT_VARIANT_VALUE_OFFSET = 0x8;

public LuckBeALandlordConnector()
{
Name = "Luck be a Landlord";
Expand All @@ -45,32 +52,54 @@ protected override bool Connect()
public override void Disconnect()
{
_ram = null;
_bufferedSpinCount = null;
}

protected override bool Poll()
{
long coinStructAddress = _ram.ResolvePointerPath64(_ram.BaseAddress + 0x2048900, new int[] { 0x218, 0x108, 0x10, 0x58, 0x20, 0x678 });
long spinStructAddress = _ram.ResolvePointerPath64(_ram.BaseAddress + 0x2048900, new int[] { 0x218, 0x108, 0x38, 0x108, 0x0, 0x58, 0x20, 0x300 });
long coinStructAddress = _ram.ResolvePointerPath64(_ram.BaseAddress + 0x2048900, COIN_OFFSETS);
long spinStructAddress = _ram.ResolvePointerPath64(_ram.BaseAddress + 0x2048900, SPIN_OFFSETS);

if (coinStructAddress != 0 && spinStructAddress != 0)
if (coinStructAddress == 0 || spinStructAddress == 0)
{
try
{
long coinValue = (long)_ram.ReadDouble(coinStructAddress + 0x8);
long spinValue = _ram.ReadUint32(spinStructAddress + 0x8);

if (_bufferedSpinCount == null) { _bufferedSpinCount = spinValue; }

if (spinValue < (long)_bufferedSpinCount) { _coinQuest.IgnoreNextValue(); }
_coinQuest.IgnoreNextValue();
_bufferedSpinCount = null;
return true;
}

_coinQuest.UpdateValue(coinValue);
try
{
long coinValue = ReadGodotNumericVariant(coinStructAddress);
long spinValue = ReadGodotNumericVariant(spinStructAddress);

_bufferedSpinCount = spinValue;
// Check if spin count reset (new round/game state change)
if (_bufferedSpinCount != null && spinValue < (long)_bufferedSpinCount)
{
_coinQuest.IgnoreNextValue();
}
catch { }

_coinQuest.UpdateValue(coinValue);
_bufferedSpinCount = spinValue;
}
catch
{
_coinQuest.IgnoreNextValue();
_bufferedSpinCount = null;
}

return true;
}

private long ReadGodotNumericVariant(long variantAddress)
{
uint variantType = _ram.ReadUint32(variantAddress);

return variantType switch
{
GODOT_VARIANT_TYPE_INT => _ram.ReadInt64(variantAddress + GODOT_VARIANT_VALUE_OFFSET),
GODOT_VARIANT_TYPE_REAL => (long)_ram.ReadDouble(variantAddress + GODOT_VARIANT_VALUE_OFFSET),
_ => throw new ProcessRamWatcherException($"Unexpected Godot Variant type {variantType} at 0x{variantAddress:X}")
};
}
}
}
}