private static bool IsReorderable(MechComponentDef def)
        {
            if (!(def.ComponentType >= ComponentType.AmmunitionBox && def.ComponentType <= ComponentType.Upgrade))
            {
                return(false);
            }

            if (MechDefBuilder.LocationCount(def.AllowedLocations) == 1)
            {
                return(false);
            }

            if (def.Is <Category>(out var category) && category.CategoryDescriptor.UniqueForLocation)
            {
                return(false);
            }

            return(true);
        }
        public void AutoFixMechDef(MechDef mechDef, float originalTotalTonnage)
        {
            var builder = new MechDefBuilder(mechDef.Chassis, mechDef.Inventory.ToList());

            // find any overused location
            if (!builder.HasOveruse())
            {
                return;
            }

            // heatsinks, upgrades
            var itemsToBeReordered = mechDef.Inventory
                                     .Where(c => IsReorderable(c.Def))
                                     .OrderBy(c => MechDefBuilder.LocationCount(c.Def.AllowedLocations))
                                     .ThenByDescending(c => c.Def.InventorySize)
                                     .ThenByDescending(c =>
            {
                switch (c.ComponentDefType)
                {
                case ComponentType.Upgrade:
                    return(2);

                case ComponentType.AmmunitionBox:
                    return(1);

                default:
                    return(0);
                }
            })
                                     .ToList();

            // remove all items that can be reordered: heatsinks, upgrades
            foreach (var item in itemsToBeReordered)
            {
                builder.Remove(item);
            }

            // then add most restricting, and then largest items first (probably double head sinks)
            foreach (var item in itemsToBeReordered)
            {
                // couldn't add everything
                if (!builder.Add(item.Def))
                {
                    return;
                }
            }

            // if reorder does not work perfectly, ignore
            if (builder.HasOveruse())
            {
                return;
            }

            // save
            mechDef.SetInventory(builder.Inventory.ToArray());

            //Control.mod.Logger.LogDebug($"Name={mechDef.Name} ChassisID={mechDef.ChassisID}");
            foreach (var item in mechDef.Inventory)
            {
                //Control.mod.Logger.LogDebug($" ComponentDefID={item.ComponentDefID} MountedLocation={item.MountedLocation}");
            }
        }