Implement the return value of the original method

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berkay2578 2019-04-14 19:29:47 +03:00 committed by Jesse Plamondon-Willard
parent accaa6c0e0
commit a13af946e2
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GPG Key ID: CF8B1456B3E29F49
1 changed files with 9 additions and 7 deletions

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@ -17,8 +17,8 @@ namespace StardewModdingAPI.Patches {
/// <summary>Writes messages to the console and log file on behalf of the game.</summary>
private static IMonitor MonitorForGame;
/// <summary>Local variable to store the patched method.</summary>
private static MethodInfo method;
/// <summary>Local variable to store the original method.</summary>
private static MethodInfo originalMethod;
/// <summary>Local variable to check if the method was already arbitrated.</summary>
private static bool isArbitrated;
@ -44,9 +44,8 @@ namespace StardewModdingAPI.Patches {
/// <summary>Apply the Harmony patch.</summary>
/// <param name="harmony">The Harmony instance.</param>
public void Apply(HarmonyInstance harmony) {
method = AccessTools.Method(typeof(GameLocation), "checkEventPrecondition");
MethodInfo transpiler = AccessTools.Method(this.GetType(), nameof(CheckEventPreconditionErrorPatch.Prefix));
harmony.Patch(method, new HarmonyMethod(transpiler));
originalMethod = AccessTools.Method(typeof(GameLocation), "checkEventPrecondition");
harmony.Patch(originalMethod, new HarmonyMethod(AccessTools.Method(this.GetType(), "Prefix")));
}
/*********
@ -54,19 +53,22 @@ namespace StardewModdingAPI.Patches {
*********/
/// <summary>The method to call instead of the GameLocation.CheckEventPrecondition.</summary>
/// <param name="__instance">The instance being patched.</param>
/// <param name="__result">The return value of the original method.</param>
/// <param name="precondition">The precondition to be parsed.</param>
/// <returns>Returns whether to execute the original method.</returns>
/// <remarks>This method must be static for Harmony to work correctly. See the Harmony documentation before renaming arguments.</remarks>
[SuppressMessage("ReSharper", "InconsistentNaming", Justification = "Argument names are defined by Harmony.")]
private static bool Prefix(GameLocation __instance, string precondition) {
private static bool Prefix(GameLocation __instance, ref int __result, string precondition) {
if (isArbitrated) {
isArbitrated = false;
return true;
} else {
isArbitrated = true;
try {
method.Invoke(__instance, new object[] { precondition });
object _ = originalMethod.Invoke(__instance, new object[] { precondition });
__result = _ is null ? -1 : (int)_;
} catch (System.Exception ex) {
__result = -1;
CheckEventPreconditionErrorPatch.MonitorForGame.Log($"Failed parsing event info. Event precondition: {precondition}\n{ex}", LogLevel.Error);
}