GoodMemory/GoodMemory/GameFunctions.cs

61 lines
2.5 KiB
C#

using Lumina.Excel.GeneratedSheets;
using System;
using System.Runtime.InteropServices;
namespace GoodMemory {
public class GameFunctions {
private Plugin Plugin { get; }
private delegate byte HasItemActionUnlockedDelegate(long itemActionId);
private readonly HasItemActionUnlockedDelegate _hasItemActionUnlocked;
private delegate byte HasCardDelegate(IntPtr localPlayer, ushort cardId);
private readonly HasCardDelegate _hasCard;
private readonly IntPtr _cardStaticAddr;
public GameFunctions(Plugin plugin) {
this.Plugin = plugin ?? throw new ArgumentNullException(nameof(plugin), "Plugin cannot be null");
var hasIaUnlockedPtr = plugin.Interface.TargetModuleScanner.ScanText("48 83 EC 28 E8 ?? ?? ?? ?? 48 85 C0 0F 84 ?? ?? ?? ??");
var hasCardPtr = plugin.Interface.TargetModuleScanner.ScanText("40 53 48 83 EC 20 48 8B D9 66 85 D2 74 ??");
this._cardStaticAddr = plugin.Interface.TargetModuleScanner.GetStaticAddressFromSig("48 8D 0D ?? ?? ?? ?? E8 ?? ?? ?? ?? 84 C0 74 ?? 48 8B 53 ?? 48 8D 4B ?? 48 83 C2 0C 48 8D 14 ?? E8 ?? ?? ?? ?? 40 FE C7 40 3A FD 72 ?? 48 8B 5C 24 ??");
if (hasIaUnlockedPtr == IntPtr.Zero || hasCardPtr == IntPtr.Zero || this._cardStaticAddr == IntPtr.Zero) {
throw new ApplicationException("Could not get pointers for game functions");
}
this._hasItemActionUnlocked = Marshal.GetDelegateForFunctionPointer<HasItemActionUnlockedDelegate>(hasIaUnlockedPtr);
this._hasCard = Marshal.GetDelegateForFunctionPointer<HasCardDelegate>(hasCardPtr);
}
public bool HasAcquired(Item item) {
var action = item.ItemAction.Value;
if (action == null) {
return false;
}
var type = (ActionType)action.Type;
if (type != ActionType.Cards) {
return this.HasItemActionUnlocked(action.RowId);
}
var cardId = item.AdditionalData;
var card = this.Plugin.Interface.Data.GetExcelSheet<TripleTriadCard>().GetRow(cardId);
return card != null && this.HasCard((ushort)card.RowId);
}
private bool HasItemActionUnlocked(long itemActionId) {
return this._hasItemActionUnlocked(itemActionId) == 1;
}
private bool HasCard(ushort cardId) {
return this._hasCard(this._cardStaticAddr, cardId) == 1;
}
}
}