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using System;
using System.Diagnostics.CodeAnalysis;
using HarmonyLib;
using StardewModdingAPI.Internal.Patching;
using StardewValley;
using xTile;
namespace StardewModdingAPI.Mods.ErrorHandler.Patches
{
/// <summary>Harmony patches for <see cref="GameLocation"/> which intercept errors instead of crashing.</summary>
/// <remarks>Patch methods must be static for Harmony to work correctly. See the Harmony documentation before renaming patch arguments.</remarks>
[SuppressMessage("ReSharper", "InconsistentNaming", Justification = "Argument names are defined by Harmony and methods are named for clarity.")]
[SuppressMessage("ReSharper", "IdentifierTypo", Justification = "Argument names are defined by Harmony and methods are named for clarity.")]
internal class GameLocationPatcher : BasePatcher
{
/*********
** Fields
*********/
/// <summary>Writes messages to the console and log file on behalf of the game.</summary>
private static IMonitor MonitorForGame;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="monitorForGame">Writes messages to the console and log file on behalf of the game.</param>
public GameLocationPatcher(IMonitor monitorForGame)
{
GameLocationPatcher.MonitorForGame = monitorForGame;
}
/// <inheritdoc />
public override void Apply(Harmony harmony, IMonitor monitor)
{
harmony.Patch(
original: this.RequireMethod<GameLocation>(nameof(GameLocation.checkEventPrecondition)),
finalizer: this.GetHarmonyMethod(nameof(GameLocationPatcher.Finalize_CheckEventPrecondition))
);
harmony.Patch(
original: this.RequireMethod<GameLocation>(nameof(GameLocation.updateSeasonalTileSheets)),
finalizer: this.GetHarmonyMethod(nameof(GameLocationPatcher.Finalize_UpdateSeasonalTileSheets))
);
}
/*********
** Private methods
*********/
/// <summary>The method to call when <see cref="GameLocation.checkEventPrecondition"/> throws an exception.</summary>
/// <param name="__result">The return value of the original method.</param>
/// <param name="precondition">The precondition to be parsed.</param>
/// <param name="__exception">The exception thrown by the wrapped method, if any.</param>
/// <returns>Returns the exception to throw, if any.</returns>
private static Exception Finalize_CheckEventPrecondition(ref int __result, string precondition, Exception __exception)
{
if (__exception != null)
{
__result = -1;
GameLocationPatcher.MonitorForGame.Log($"Failed parsing event precondition ({precondition}):\n{__exception.InnerException}", LogLevel.Error);
}
return null;
}
/// <summary>The method to call when <see cref="GameLocation.updateSeasonalTileSheets"/> throws an exception.</summary>
/// <param name="__instance">The instance being patched.</param>
/// <param name="map">The map whose tilesheets to update.</param>
/// <param name="__exception">The exception thrown by the wrapped method, if any.</param>
/// <returns>Returns the exception to throw, if any.</returns>
private static Exception Finalize_UpdateSeasonalTileSheets(GameLocation __instance, Map map, Exception __exception)
{
if (__exception != null)
GameLocationPatcher.MonitorForGame.Log($"Failed updating seasonal tilesheets for location '{__instance.NameOrUniqueName}': \n{__exception}", LogLevel.Error);
return null;
}
}
}
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