Use mixins accessors + some misc fixes (#77)

* Change reflections to mixins

* Wrap witchery checking

* Remove more repeating code

* hmm

* test generation

* test

* client sided

* Update CommandCustomDrops.java

* Update MobRecipeLoader.java

* Save to static variable

* Imports

* Log message

* Convert InfernalHelper to mixin accessors

* Update build.gradle

* One more

* Return class nodes to optimize

* Translations mixin

* Automatically add commands

* Fixes

* Fix https://github.com/GTNewHorizons/GT-New-Horizons-Modpack/issues/12021

* Update kubatech.java

* Update CommonProxy.java

* Unnecessary qualified reference

* Simplify ItemUtils

* Check if single player diffrently

* Remove accessor for infernal-mobs

2 files changed, 63 insertions, 231 deletions

diff --git a/src/main/java/kubatech/api/helpers/InfernalHelper.java b/src/main/java/kubatech/api/helpers/InfernalHelper.java
deleted file mode 100644
index e3c0db456b..0000000000
--- a/src/main/java/kubatech/api/helpers/InfernalHelper.java
+++ /dev/null
@@ -1,231 +0,0 @@
-/*
- * spotless:off
- * KubaTech - Gregtech Addon
- * Copyright (C) 2022 - 2023  kuba6000
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library. If not, see <https://www.gnu.org/licenses/>.
- * spotless:on
- */
-
-package kubatech.api.helpers;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.util.ArrayList;
-
-import net.minecraft.entity.EntityLivingBase;
-import net.minecraft.item.ItemStack;
-
-import atomicstryker.infernalmobs.common.InfernalMobsCore;
-import atomicstryker.infernalmobs.common.mods.api.ModifierLoader;
-
-@SuppressWarnings("unchecked")
-public class InfernalHelper {
-
-    private static Method isClassAllowed = null;
-
-    public static boolean isClassAllowed(EntityLivingBase e) {
-        try {
-            if (isClassAllowed == null) {
-                isClassAllowed = InfernalMobsCore.class.getDeclaredMethod("isClassAllowed", EntityLivingBase.class);
-                isClassAllowed.setAccessible(true);
-            }
-            return (boolean) isClassAllowed.invoke(InfernalMobsCore.instance(), e);
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return false;
-    }
-
-    private static Method checkEntityClassForced = null;
-
-    public static boolean checkEntityClassForced(EntityLivingBase e) {
-        try {
-            if (checkEntityClassForced == null) {
-                checkEntityClassForced = InfernalMobsCore.class
-                    .getDeclaredMethod("checkEntityClassForced", EntityLivingBase.class);
-                checkEntityClassForced.setAccessible(true);
-            }
-            return (boolean) checkEntityClassForced.invoke(InfernalMobsCore.instance(), e);
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return false;
-    }
-
-    private static Field modifierLoaders = null;
-
-    public static ArrayList<ModifierLoader<?>> getModifierLoaders() {
-        try {
-            if (modifierLoaders == null) {
-                modifierLoaders = InfernalMobsCore.class.getDeclaredField("modifierLoaders");
-                modifierLoaders.setAccessible(true);
-            }
-            return (ArrayList<ModifierLoader<?>>) modifierLoaders.get(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return new ArrayList<>();
-    }
-
-    private static Field eliteRarity;
-
-    public static int getEliteRarity() {
-        try {
-            if (eliteRarity == null) {
-                eliteRarity = InfernalMobsCore.class.getDeclaredField("eliteRarity");
-                eliteRarity.setAccessible(true);
-            }
-            return eliteRarity.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field ultraRarity;
-
-    public static int getUltraRarity() {
-        try {
-            if (ultraRarity == null) {
-                ultraRarity = InfernalMobsCore.class.getDeclaredField("ultraRarity");
-                ultraRarity.setAccessible(true);
-            }
-            return ultraRarity.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field infernoRarity;
-
-    public static int getInfernoRarity() {
-        try {
-            if (infernoRarity == null) {
-                infernoRarity = InfernalMobsCore.class.getDeclaredField("infernoRarity");
-                infernoRarity.setAccessible(true);
-            }
-            return infernoRarity.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field minEliteModifiers;
-
-    public static int getMinEliteModifiers() {
-        try {
-            if (minEliteModifiers == null) {
-                minEliteModifiers = InfernalMobsCore.class.getDeclaredField("minEliteModifiers");
-                minEliteModifiers.setAccessible(true);
-            }
-            return minEliteModifiers.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field minUltraModifiers;
-
-    public static int getMinUltraModifiers() {
-        try {
-            if (minUltraModifiers == null) {
-                minUltraModifiers = InfernalMobsCore.class.getDeclaredField("minUltraModifiers");
-                minUltraModifiers.setAccessible(true);
-            }
-            return minUltraModifiers.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field minInfernoModifiers;
-
-    public static int getMinInfernoModifiers() {
-        try {
-            if (minInfernoModifiers == null) {
-                minInfernoModifiers = InfernalMobsCore.class.getDeclaredField("minInfernoModifiers");
-                minInfernoModifiers.setAccessible(true);
-            }
-            return minInfernoModifiers.getInt(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return 15;
-    }
-
-    private static Field dimensionBlackList;
-
-    public static ArrayList<Integer> getDimensionBlackList() {
-        try {
-            if (dimensionBlackList == null) {
-                dimensionBlackList = InfernalMobsCore.class.getDeclaredField("dimensionBlackList");
-                dimensionBlackList.setAccessible(true);
-            }
-            return (ArrayList<Integer>) dimensionBlackList.get(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return new ArrayList<>();
-    }
-
-    private static Field dropIdListElite;
-
-    public static ArrayList<ItemStack> getDropIdListElite() {
-        try {
-            if (dropIdListElite == null) {
-                dropIdListElite = InfernalMobsCore.class.getDeclaredField("dropIdListElite");
-                dropIdListElite.setAccessible(true);
-            }
-            return (ArrayList<ItemStack>) dropIdListElite.get(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return new ArrayList<>();
-    }
-
-    private static Field dropIdListUltra;
-
-    public static ArrayList<ItemStack> getDropIdListUltra() {
-        try {
-            if (dropIdListUltra == null) {
-                dropIdListUltra = InfernalMobsCore.class.getDeclaredField("dropIdListUltra");
-                dropIdListUltra.setAccessible(true);
-            }
-            return (ArrayList<ItemStack>) dropIdListUltra.get(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return new ArrayList<>();
-    }
-
-    private static Field dropIdListInfernal;
-
-    public static ArrayList<ItemStack> getDropIdListInfernal() {
-        try {
-            if (dropIdListInfernal == null) {
-                dropIdListInfernal = InfernalMobsCore.class.getDeclaredField("dropIdListInfernal");
-                dropIdListInfernal.setAccessible(true);
-            }
-            return (ArrayList<ItemStack>) dropIdListInfernal.get(InfernalMobsCore.instance());
-        } catch (Throwable exception) {
-            exception.printStackTrace();
-        }
-        return new ArrayList<>();
-    }
-}
diff --git a/src/main/java/kubatech/api/helpers/ReflectionHelper.java b/src/main/java/kubatech/api/helpers/ReflectionHelper.java
index 63fd6bd633..8f2234f052 100644
--- a/src/main/java/kubatech/api/helpers/ReflectionHelper.java
+++ b/src/main/java/kubatech/api/helpers/ReflectionHelper.java
@@ -20,9 +20,23 @@
 
 package kubatech.api.helpers;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
+import java.net.URL;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.HashMap;
+import java.util.Objects;
+import java.util.jar.JarFile;
+import java.util.stream.Collectors;
+
+import net.minecraft.launchwrapper.Launch;
+
+import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.tree.ClassNode;
 
 public class ReflectionHelper {
 
@@ -140,4 +154,53 @@ public class ReflectionHelper {
             return defaultValue;
         }
     }
+
+    /**
+     * Gets all classes in a specific package path, works only for jar files.
+     *
+     * @param packageName The package name
+     * @return The class nodes
+     */
+    public static Collection<ClassNode> getClasses(String packageName) throws IOException, SecurityException {
+        ClassLoader classLoader = Thread.currentThread()
+            .getContextClassLoader();
+        assert classLoader != null;
+        String packagePath = packageName.replace('.', '/');
+        URL resource = classLoader.getResource(packagePath);
+        if (resource == null) throw new FileNotFoundException();
+        if (!resource.getProtocol()
+            .equals("jar")) return Collections.emptySet();
+        String jarPath = resource.getPath();
+
+        try (JarFile jar = new JarFile(jarPath.substring(5, jarPath.indexOf('!')))) {
+            return jar.stream()
+                .filter(
+                    j -> !j.isDirectory() && j.getName()
+                        .startsWith(packagePath)
+                        && j.getName()
+                            .endsWith(".class"))
+                .map(j -> {
+                    try {
+                        String name = j.getName();
+                        URL jarResource = Launch.classLoader.getResource(name);
+                        if (jarResource == null) return null;
+                        byte[] bytes;
+                        try (InputStream is = jarResource.openStream()) {
+                            bytes = new byte[(int) j.getSize()];
+                            if (is.read(bytes) != bytes.length) return null;
+                            if (is.available() > 0) return null;
+                        }
+
+                        ClassNode cn = new ClassNode();
+                        ClassReader cr = new ClassReader(bytes);
+                        cr.accept(cn, 0);
+
+                        return cn;
+                    } catch (IOException ignored) {}
+                    return null;
+                })
+                .filter(Objects::nonNull)
+                .collect(Collectors.toSet());
+        }
+    }
 }