detour.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using UnityEngine;

namespace LargerFootprints.Detour
{
    public class BuildingAIDetour
    {
        private static bool deployed = false;

        private static RedirectCallsState _SchoolAI_GetWidthRange_state;
        private static MethodInfo _SchoolAI_GetWidthRange_original;
        private static MethodInfo _SchoolAI_GetWidthRange_detour;

        private static RedirectCallsState _SchoolAI_GetLengthRange_state;
        private static MethodInfo _SchoolAI_GetLengthRange_original;
        private static MethodInfo _SchoolAI_GetLengthRange_detour;

        public static void Deploy()
        {
            if (!deployed)
            {
                _SchoolAI_GetWidthRange_original = typeof(SchoolAI).GetMethod("GetWidthRange", BindingFlags.Instance | BindingFlags.Public);
                _SchoolAI_GetWidthRange_detour = typeof(BuildingAIDetour).GetMethod("GetWidthRange", BindingFlags.Instance | BindingFlags.Public);
                _SchoolAI_GetWidthRange_state = RedirectionHelper.RedirectCalls(_SchoolAI_GetWidthRange_original, _SchoolAI_GetWidthRange_detour);

                _SchoolAI_GetLengthRange_original = typeof(SchoolAI).GetMethod("GetLengthRange", BindingFlags.Instance | BindingFlags.Public);
                _SchoolAI_GetLengthRange_detour = typeof(BuildingAIDetour).GetMethod("GetLengthRange", BindingFlags.Instance | BindingFlags.Public);
                _SchoolAI_GetLengthRange_state = RedirectionHelper.RedirectCalls(_SchoolAI_GetLengthRange_original, _SchoolAI_GetLengthRange_detour);

                deployed = true;

                Debug.Log("LargerFootprints: BuildingAI Methods detoured!");
            }
        }

        public static void Revert()
        {
            if (deployed)
            {
                RedirectionHelper.RevertRedirect(_SchoolAI_GetWidthRange_original, _SchoolAI_GetWidthRange_state);
                _SchoolAI_GetWidthRange_original = null;
                _SchoolAI_GetWidthRange_detour = null;

                RedirectionHelper.RevertRedirect(_SchoolAI_GetLengthRange_original, _SchoolAI_GetLengthRange_state);
                _SchoolAI_GetLengthRange_original = null;
                _SchoolAI_GetLengthRange_detour = null;

                deployed = false;

                Debug.Log("LargerFootprints: BuildingAI Methods restored!");
            }
        }
        
        public virtual void GetWidthRange(out int minWidth, out int maxWidth) 
        {
            Debug.Log("GetWidthRange called.");
            
            minWidth = 1;
            maxWidth = 32;
        }
        public virtual void GetLengthRange(out int minLength, out int maxLength)
        {
            Debug.Log("GetLengthRange called.");
            
            minLength = 1;
            maxLength = 32;
        }
    }
}