Refactor gacha banner proto creation to not do a lookup on the database

* Update Epitomized Path

* Update Epitomized Path

* Update Epitomized Path

* Refactor doRarePull

* Update Epitomized Path

Co-authored-by: AnimeGitUserB <AnimeGitUserB@bigblueball.in>

proto/AvatarChangeElementTypeReq.proto

@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+// CmdId: 1706
+// EnetChannelId: 0
+// EnetIsReliable: true
+// IsAllowClient: true
+message AvatarChangeElementTypeReq {
+	uint32 scene_id = 15;
+	uint32 area_id = 4;
+}

proto/AvatarChangeElementTypeRsp.proto

@@ -0,0 +1,10 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+// CmdId: 1708
+// EnetChannelId: 0
+// EnetIsReliable: true
+message AvatarChangeElementTypeRsp {
+	int32 retcode = 15;
+}

proto/AvatarSkillDepotChangeNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+// CmdId: 1037
+// EnetChannelId: 0
+// EnetIsReliable: true
+message AvatarSkillDepotChangeNotify {
+	uint64 avatar_guid = 2;
+	uint32 entity_id = 8;
+	uint32 skill_depot_id = 9;
+	repeated uint32 talent_id_list = 1;
+	repeated uint32 proud_skill_list = 5;
+	uint32 core_proud_skill_level = 4;
+	map<uint32, uint32> skill_level_map = 10;
+	map<uint32, uint32> proud_skill_extra_level_map = 11;
+}

proto/GachaWishReq.proto

@@ -0,0 +1,13 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+// CmdId: 1532
+// EnetChannelId: 0
+// EnetIsReliable: true
+// IsAllowClient: true
+message GachaWishReq {
+  uint32 gacha_type = 2;
+  uint32 gacha_schedule_id = 4;
+  uint32 item_id = 14;
+}

proto/GachaWishRsp.proto

@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+// CmdId: 1517
+// EnetChannelId: 0
+// EnetIsReliable: true
+message GachaWishRsp {
+  int32 retcode = 7;
+  uint32 gacha_type = 14;
+  uint32 gacha_schedule_id = 15;
+  uint32 wish_item_id = 3;
+  uint32 wish_progress = 12;
+  uint32 wish_max_progress = 10;
+}

src/main/java/emu/grasscutter/Grasscutter.java

@@ -6,8 +6,10 @@ import java.util.Calendar;
 import emu.grasscutter.auth.AuthenticationSystem;
 import emu.grasscutter.auth.DefaultAuthentication;
 import emu.grasscutter.command.CommandMap;
-import emu.grasscutter.game.managers.EnergyManager.EnergyManager;
+import emu.grasscutter.command.DefaultPermissionHandler;
-import emu.grasscutter.game.managers.StaminaManager.StaminaManager;
+import emu.grasscutter.command.PermissionHandler;
+import emu.grasscutter.game.managers.energy.EnergyManager;
+import emu.grasscutter.game.managers.stamina.StaminaManager;
 import emu.grasscutter.plugin.PluginManager;
 import emu.grasscutter.plugin.api.ServerHook;
 import emu.grasscutter.scripts.ScriptLoader;
@@ -58,6 +60,7 @@ public final class Grasscutter {
 	private static GameServer gameServer;
 	private static PluginManager pluginManager;
 	private static AuthenticationSystem authenticationSystem;
+	private static PermissionHandler permissionHandler;
 
 	public static final Reflections reflector = new Reflections("emu.grasscutter");
 	public static ConfigContainer config;
@@ -114,8 +117,9 @@ public final class Grasscutter {
 		// Initialize database.
 		DatabaseManager.initialize();
 		
-		// Initialize the default authentication system.
+		// Initialize the default systems.
 		authenticationSystem = new DefaultAuthentication();
+		permissionHandler = new DefaultPermissionHandler();
 	
 		// Create server instances.
 		httpServer = new HttpServer();
@@ -287,6 +291,10 @@ public final class Grasscutter {
 		return authenticationSystem;
 	}
 
+	public static PermissionHandler getPermissionHandler() {
+		return permissionHandler;
+	}
+
 	public static int getCurrentDayOfWeek() {
 		return day;
 	}
@@ -346,6 +354,14 @@ public final class Grasscutter {
 		Grasscutter.authenticationSystem = authenticationSystem;
 	}
 
+	/**
+	 * Sets the permission handler for the server.
+	 * @param permissionHandler The permission handler to use.
+	 */
+	public static void setPermissionHandler(PermissionHandler permissionHandler) {
+		Grasscutter.permissionHandler = permissionHandler;
+	}
+
 	/*
 	 * Enums for the configuration.
 	 */

src/main/java/emu/grasscutter/command/CommandMap.java

@@ -14,6 +14,7 @@ public final class CommandMap {
     private final Map<String, Command> annotations = new HashMap<>();
     private final Map<String, Integer> targetPlayerIds = new HashMap<>();
     private static final String consoleId = "console";
+
     public CommandMap() {
         this(false);
     }
@@ -202,22 +203,10 @@ public final class CommandMap {
             }
         }
 
-        // Check for permission.
+        // Check for permissions.
-        if (player != null) {
+        if (!Grasscutter.getPermissionHandler().checkPermission(player, targetPlayer, this.annotations.get(label).permission(), this.annotations.get(label).permissionTargeted())) {
-            String permissionNode = this.annotations.get(label).permission();
-            String permissionNodeTargeted = this.annotations.get(label).permissionTargeted();
-            Account account = player.getAccount();
-            if (player != targetPlayer) {  // Additional permission required for targeting another player
-                if (!permissionNodeTargeted.isEmpty() && !account.hasPermission(permissionNodeTargeted)) {
-                    CommandHandler.sendTranslatedMessage(player, "commands.generic.permission_error");
             return;
         }
-            }
-            if (!permissionNode.isEmpty() && !account.hasPermission(permissionNode)) {
-                CommandHandler.sendTranslatedMessage(player, "commands.generic.permission_error");
-                return;
-            }
-        }
 
         // Check if command has unfulfilled constraints on targetPlayer
         Command.TargetRequirement targetRequirement = this.annotations.get(label).targetRequirement();

src/main/java/emu/grasscutter/command/DefaultPermissionHandler.java

@@ -0,0 +1,32 @@
+package emu.grasscutter.command;
+
+import emu.grasscutter.game.Account;
+import emu.grasscutter.game.player.Player;
+
+public class DefaultPermissionHandler implements PermissionHandler {
+    @Override
+    public boolean EnablePermissionCommand() {
+        return true;
+    }
+
+    @Override
+    public boolean checkPermission(Player player, Player targetPlayer, String permissionNode, String permissionNodeTargeted) {
+        if(player == null) {
+            return true;
+        }
+
+        Account account = player.getAccount();
+        if (player != targetPlayer) {  // Additional permission required for targeting another player
+            if (!permissionNodeTargeted.isEmpty() && !account.hasPermission(permissionNodeTargeted)) {
+                CommandHandler.sendTranslatedMessage(player, "commands.generic.permission_error");
+                return false;
+            }
+        }
+        if (!permissionNode.isEmpty() && !account.hasPermission(permissionNode)) {
+            CommandHandler.sendTranslatedMessage(player, "commands.generic.permission_error");
+            return false;
+        }
+
+        return true;
+    }
+}

src/main/java/emu/grasscutter/command/PermissionHandler.java

@@ -0,0 +1,8 @@
+package emu.grasscutter.command;
+
+import emu.grasscutter.game.player.Player;
+
+public interface PermissionHandler {
+    public boolean EnablePermissionCommand();
+    public boolean checkPermission(Player player, Player targetPlayer, String permissionNode, String permissionNodeTargeted);
+}

src/main/java/emu/grasscutter/command/commands/PermissionCommand.java

@@ -20,6 +20,11 @@ public final class PermissionCommand implements CommandHandler {
             return;
         }
 
+        if(!Grasscutter.getPermissionHandler().EnablePermissionCommand()) {
+            CommandHandler.sendTranslatedMessage(sender, "commands.generic.permission_error");
+            return;
+        }
+
         String action = args.get(0);
         String permission = args.get(1);
 

src/main/java/emu/grasscutter/command/commands/UnlimitEnergyCommand.java

@@ -5,7 +5,7 @@ import emu.grasscutter.command.Command;
 import emu.grasscutter.command.CommandHandler;
 import emu.grasscutter.game.avatar.Avatar;
 import emu.grasscutter.game.entity.EntityAvatar;
-import emu.grasscutter.game.managers.EnergyManager.EnergyManager;
+import emu.grasscutter.game.managers.energy.EnergyManager;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.game.player.TeamManager;
 import emu.grasscutter.game.props.ElementType;

src/main/java/emu/grasscutter/data/GameData.java

@@ -77,6 +77,7 @@ public class GameData {
 	private static final ArrayList<CodexReliquaryData> codexReliquaryArrayList = new ArrayList<>();
 	private static final Int2ObjectMap<FetterCharacterCardData> fetterCharacterCardDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<RewardData> rewardDataMap = new Int2ObjectOpenHashMap<>();
+	private static final Int2ObjectMap<WorldAreaData> worldAreaDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<WorldLevelData> worldLevelDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<DailyDungeonData> dailyDungeonDataMap = new Int2ObjectOpenHashMap<>();
 	private static final Int2ObjectMap<DungeonData> dungeonDataMap = new Int2ObjectOpenHashMap<>();
@@ -319,6 +320,10 @@ public class GameData {
 
 	public static ArrayList<CodexReliquaryData> getcodexReliquaryArrayList(){return codexReliquaryArrayList;}
 
+	public static Int2ObjectMap<WorldAreaData> getWorldAreaDataMap() {
+		return worldAreaDataMap;
+	}
+	
 	public static Int2ObjectMap<WorldLevelData> getWorldLevelDataMap() {
 		return worldLevelDataMap;
 	}

src/main/java/emu/grasscutter/data/GameDepot.java

@@ -1,12 +1,16 @@
 package emu.grasscutter.data;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import org.danilopianini.util.FlexibleQuadTree;
 import org.danilopianini.util.SpatialIndex;
 
 import emu.grasscutter.Grasscutter;
+import emu.grasscutter.data.ResourceLoader.AvatarConfig;
+import emu.grasscutter.data.ResourceLoader.AvatarConfigAbility;
 import emu.grasscutter.data.excels.ReliquaryAffixData;
 import emu.grasscutter.data.excels.ReliquaryMainPropData;
 import emu.grasscutter.game.world.SpawnDataEntry;
@@ -19,6 +23,7 @@ public class GameDepot {
 	private static Int2ObjectMap<WeightedList<ReliquaryMainPropData>> relicMainPropDepot = new Int2ObjectOpenHashMap<>();
 	private static Int2ObjectMap<List<ReliquaryAffixData>> relicAffixDepot = new Int2ObjectOpenHashMap<>();
 	
+	private static Map<String, AvatarConfig> playerAbilities = new HashMap<>();
 	private static Int2ObjectMap<SpatialIndex<SpawnGroupEntry>> spawnLists = new Int2ObjectOpenHashMap<>();
 	
 	public static void load() {
@@ -61,4 +66,12 @@ public class GameDepot {
 	public static SpatialIndex<SpawnGroupEntry> getSpawnListById(int sceneId) {
 		return getSpawnLists().computeIfAbsent(sceneId, id -> new FlexibleQuadTree<>());
 	}
+
+	public static Map<String, AvatarConfig> getPlayerAbilities() {
+		return playerAbilities;
+	}
+
+	public static void setPlayerAbilities(Map<String, AvatarConfig> playerAbilities) {
+		GameDepot.playerAbilities = playerAbilities;
+	}
 }

src/main/java/emu/grasscutter/data/ResourceLoader.java

@@ -66,37 +66,6 @@ public class ResourceLoader {
 		loadQuests();
 		// Load scene points - must be done AFTER resources are loaded
 		loadScenePoints();
-		// Custom - TODO move this somewhere else
-		try {
-			GameData.getAvatarSkillDepotDataMap().get(504).setAbilities(
-				new AbilityEmbryoEntry(
-					"", 
-					new String[] {
-						"Avatar_PlayerBoy_ExtraAttack_Wind",
-						"Avatar_Player_UziExplode_Mix",
-						"Avatar_Player_UziExplode",
-						"Avatar_Player_UziExplode_Strike_01",
-						"Avatar_Player_UziExplode_Strike_02",
-						"Avatar_Player_WindBreathe",
-						"Avatar_Player_WindBreathe_CameraController"
-					}
-			));
-			GameData.getAvatarSkillDepotDataMap().get(704).setAbilities(
-				new AbilityEmbryoEntry(
-					"", 
-					new String[] {
-						"Avatar_PlayerGirl_ExtraAttack_Wind",
-						"Avatar_Player_UziExplode_Mix",
-						"Avatar_Player_UziExplode",
-						"Avatar_Player_UziExplode_Strike_01",
-						"Avatar_Player_UziExplode_Strike_02",
-						"Avatar_Player_WindBreathe",
-						"Avatar_Player_WindBreathe_CameraController"
-					}
-			));
-		} catch (Exception e) {
-			Grasscutter.getLogger().error("Error loading abilities", e);
-		}
 	}
 
 	public static void loadResources() {
@@ -244,6 +213,16 @@ public class ResourceLoader {
 				AbilityEmbryoEntry al = new AbilityEmbryoEntry(avatarName, config.abilities.stream().map(Object::toString).toArray(size -> new String[s]));
 				embryoList.add(al);
 			}
+			
+			File playerElementsFile = new File(Utils.toFilePath(RESOURCE("BinOutput/AbilityGroup/AbilityGroup_Other_PlayerElementAbility.json")));
+			
+			if (playerElementsFile.exists()) {
+				try (FileReader fileReader = new FileReader(playerElementsFile)) {
+					GameDepot.setPlayerAbilities(Grasscutter.getGsonFactory().fromJson(fileReader, new TypeToken<Map<String, AvatarConfig>>(){}.getType()));
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
 		}
 		
 		if (embryoList == null || embryoList.isEmpty()) {
@@ -417,16 +396,17 @@ public class ResourceLoader {
 
 	// BinOutput configs
 	
-	private static class AvatarConfig {
+	public static class AvatarConfig {
+		@SerializedName(value="abilities", alternate={"targetAbilities"})
 		public ArrayList<AvatarConfigAbility> abilities;
+	}
 	
-		private static class AvatarConfigAbility {
+	public static class AvatarConfigAbility {
 		public String abilityName;
 		public String toString() {
 			return abilityName;
 		}
 	}
-	}
 	
 	private static class OpenConfig {
 		public OpenConfigData[] data;

src/main/java/emu/grasscutter/data/excels/AvatarSkillDepotData.java

@@ -3,7 +3,10 @@ package emu.grasscutter.data.excels;
 import java.util.List;
 
 import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.GameDepot;
 import emu.grasscutter.data.GameResource;
+import emu.grasscutter.data.ResourceLoader.AvatarConfig;
+import emu.grasscutter.data.ResourceLoader.AvatarConfigAbility;
 import emu.grasscutter.data.ResourceType;
 import emu.grasscutter.data.ResourceType.LoadPriority;
 import emu.grasscutter.data.binout.AbilityEmbryoEntry;
@@ -95,12 +98,21 @@ public class AvatarSkillDepotData extends GameResource {
 	
 	@Override
 	public void onLoad() {
+		// Set energy skill data
     	this.energySkillData = GameData.getAvatarSkillDataMap().get(this.energySkill);
     	if (getEnergySkillData() != null) {
     		this.elementType = getEnergySkillData().getCostElemType();
     	} else {
     		this.elementType = ElementType.None;
     	}
+    	// Set embryo abilities (if player skill depot)
+    	if (getSkillDepotAbilityGroup() != null && getSkillDepotAbilityGroup().length() > 0) {
+    		AvatarConfig config = GameDepot.getPlayerAbilities().get(getSkillDepotAbilityGroup());
+    		
+    		if (config != null) {
+    			this.setAbilities(new AbilityEmbryoEntry(getSkillDepotAbilityGroup(), config.abilities.stream().map(Object::toString).toArray(String[]::new)));
+    		}
+    	}
     }
     
     public static class InherentProudSkillOpens {

src/main/java/emu/grasscutter/data/excels/WorldAreaData.java

@@ -0,0 +1,32 @@
+package emu.grasscutter.data.excels;
+
+import emu.grasscutter.data.GameResource;
+import emu.grasscutter.data.ResourceType;
+import emu.grasscutter.game.props.ElementType;
+
+@ResourceType(name = "WorldAreaConfigData.json")
+public class WorldAreaData extends GameResource {
+	private int ID;
+	private int AreaID1;
+	private int AreaID2;
+	private int SceneID;
+	private ElementType elementType;
+	    
+	@Override
+	public int getId() {
+		return (this.AreaID2 << 16) + this.AreaID1;
+	}
+	
+	public int getSceneID() {
+		return this.SceneID;
+	}
+	
+	public ElementType getElementType() {
+		return this.elementType;
+	}
+
+	@Override
+	public void onLoad() {
+		
+	}
+}

src/main/java/emu/grasscutter/game/gacha/GachaBanner.java

@@ -1,5 +1,8 @@
 package emu.grasscutter.game.gacha;
 
+import emu.grasscutter.database.DatabaseHelper;
+import emu.grasscutter.game.Account;
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.proto.GachaInfoOuterClass.GachaInfo;
 import emu.grasscutter.net.proto.GachaUpInfoOuterClass.GachaUpInfo;
 import emu.grasscutter.utils.Utils;
@@ -44,6 +47,7 @@ public class GachaBanner {
 	private int[] rateUpItems2 = {};
 	private int eventChance = -1;
 	private int costItem = 0;
+	private int wishMaxProgress = 2;
 	
 	public int getGachaType() {
 		return gachaType;
@@ -108,6 +112,11 @@ public class GachaBanner {
 	public boolean getRemoveC6FromPool() {return removeC6FromPool;}
 	public boolean getAutoStripRateUpFromFallback() {return autoStripRateUpFromFallback;}
 
+	public int getWishMaxProgress() {return wishMaxProgress;}
+
+	public boolean hasEpitomized() {
+		return bannerType.equals(BannerType.WEAPON);
+	}
 
 	public int getWeight(int rarity, int pity) {
 		return switch(rarity) {
@@ -130,12 +139,10 @@ public class GachaBanner {
 		};
 	}
 	
-	@Deprecated
+	public GachaInfo toProto(Player player) {
-	public GachaInfo toProto() {
+		// TODO: use other Nonce/key insteadof session key to ensure the overall security for the player
-		return toProto("");
+		String sessionKey = player.getAccount().getSessionKey();
-	}
 		
-	public GachaInfo toProto(String sessionKey) {
 		String record = "http" + (HTTP_ENCRYPTION.useInRouting ? "s" : "") + "://"
 						+ lr(HTTP_INFO.accessAddress, HTTP_INFO.bindAddress) + ":"
 						+ lr(HTTP_INFO.accessPort, HTTP_INFO.bindPort)
@@ -166,6 +173,15 @@ public class GachaBanner {
 	            .setLeftGachaTimes(Integer.MAX_VALUE)
 	            .setGachaTimesLimit(Integer.MAX_VALUE)
 	            .setGachaSortId(this.getSortId());
+
+		if(hasEpitomized()) {
+			PlayerGachaBannerInfo gachaInfo = player.getGachaInfo().getBannerInfo(this);
+
+			info.setWishItemId(gachaInfo.getWishItemId())
+				.setWishProgress(gachaInfo.getFailedChosenItemPulls())
+				.setWishMaxProgress(this.getWishMaxProgress());
+		}
+
 		if (this.getTitlePath() != null) {
 			info.setTitleTextmap(this.getTitlePath());
 		}

src/main/java/emu/grasscutter/game/gacha/GachaManager.java

@@ -35,6 +35,7 @@ import emu.grasscutter.net.proto.RetcodeOuterClass.Retcode;
 import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.game.GameServerTickEvent;
 import emu.grasscutter.server.packet.send.PacketDoGachaRsp;
+import emu.grasscutter.server.packet.send.PacketGachaWishRsp;
 import emu.grasscutter.utils.Utils;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
@@ -47,8 +48,7 @@ import static emu.grasscutter.Configuration.*;
 public class GachaManager {
 	private final GameServer server;
 	private final Int2ObjectMap<GachaBanner> gachaBanners;
-	private GetGachaInfoRsp cachedProto;
+	private WatchService watchService;
-	WatchService watchService;
 	
 	private static final int starglitterId = 221;
 	private static final int stardustId = 222;
@@ -87,9 +87,6 @@ public class GachaManager {
 					getGachaBanners().put(banner.getScheduleId(), banner);
 				}
 				Grasscutter.getLogger().info("Banners successfully loaded.");
-
-
-				this.cachedProto = createProto();
 			} else {
 				Grasscutter.getLogger().error("Unable to load banners. Banners size is 0.");
 			}
@@ -182,23 +179,15 @@ public class GachaManager {
 		return 0;  // This should only be reachable if total==0
 	}
 
-	private synchronized int doRarePull(int[] featured, int[] fallback1, int[] fallback2, int rarity, GachaBanner banner, PlayerGachaBannerInfo gachaInfo) {
+	private synchronized int doFallbackRarePull(int[] fallback1, int[] fallback2, int rarity, GachaBanner banner, PlayerGachaBannerInfo gachaInfo) {
-		int itemId = 0;
-		boolean pullFeatured = (gachaInfo.getFailedFeaturedItemPulls(rarity) >= 1)  // Lost previous coinflip
-							|| (this.randomRange(1, 100) <= banner.getEventChance(rarity));  // Won this coinflip
-		if (pullFeatured && (featured.length > 0)) {
-			itemId = getRandom(featured);
-			gachaInfo.setFailedFeaturedItemPulls(rarity, 0);
-		} else {
-			gachaInfo.addFailedFeaturedItemPulls(rarity, 1);
 		if (fallback1.length < 1) {
 			if (fallback2.length < 1) {
-					itemId = getRandom((rarity==5)? fallbackItems5Pool2Default : fallbackItems4Pool2Default);
+				return getRandom((rarity==5)? fallbackItems5Pool2Default : fallbackItems4Pool2Default);
 			} else {
-					itemId = getRandom(fallback2);
+				return getRandom(fallback2);
 			}
 		} else if (fallback2.length < 1) {
-				itemId = getRandom(fallback1);
+			return getRandom(fallback1);
 		} else {  // Both pools are possible, use the pool balancer
 			int pityPool1 = banner.getPoolBalanceWeight(rarity, gachaInfo.getPityPool(rarity, 1));
 			int pityPool2 = banner.getPoolBalanceWeight(rarity, gachaInfo.getPityPool(rarity, 2));
@@ -206,7 +195,7 @@ public class GachaManager {
 				case 1 -> 1 + drawRoulette(new int[] {pityPool1, pityPool2}, 10000);
 				default -> 2 - drawRoulette(new int[] {pityPool2, pityPool1}, 10000);
 			};
-				itemId = switch (chosenPool) {
+			return switch (chosenPool) {
 				case 1:
 					gachaInfo.setPityPool(rarity, 1, 0);
 					yield getRandom(fallback1);
@@ -216,6 +205,35 @@ public class GachaManager {
 			};
 		}
 	}
+
+	private synchronized int doRarePull(int[] featured, int[] fallback1, int[] fallback2, int rarity, GachaBanner banner, PlayerGachaBannerInfo gachaInfo) {
+		int itemId = 0;
+		boolean epitomized = (banner.hasEpitomized()) && (rarity == 5) && (gachaInfo.getWishItemId() != 0);
+		boolean pityEpitomized = (gachaInfo.getFailedChosenItemPulls() >= banner.getWishMaxProgress());  // Maximum fate points reached
+		boolean pityFeatured = (gachaInfo.getFailedFeaturedItemPulls(rarity) >= 1);  // Lost previous coinflip
+		boolean rollFeatured = (this.randomRange(1, 100) <= banner.getEventChance(rarity));  // Won this coinflip
+		boolean pullFeatured = pityFeatured || rollFeatured;
+
+		if (epitomized && pityEpitomized) {  // Auto pick item when epitomized points reached
+			gachaInfo.setFailedFeaturedItemPulls(rarity, 0);  // Epitomized item will always be a featured one
+			itemId = gachaInfo.getWishItemId();
+		} else {
+			if (pullFeatured && (featured.length > 0)) {
+				gachaInfo.setFailedFeaturedItemPulls(rarity, 0);
+				itemId = getRandom(featured);
+			} else {
+				gachaInfo.addFailedFeaturedItemPulls(rarity, 1);  // This could be moved into doFallbackRarePull but having it here makes it clearer
+				itemId = doFallbackRarePull(fallback1, fallback2, rarity, banner, gachaInfo);
+			}
+		}
+
+		if (epitomized) {
+			if(itemId == gachaInfo.getWishItemId()) { // Reset epitomized points when got wished item
+				gachaInfo.setFailedChosenItemPulls(0);
+			} else { // Add epitomized points if not get wished item
+				gachaInfo.addFailedChosenItemPulls(1);
+			}
+		}
 		return itemId;
 	}
 
@@ -356,7 +374,7 @@ public class GachaManager {
 		}
 		
 		// Packets
-		player.sendPacket(new PacketDoGachaRsp(banner, list));
+		player.sendPacket(new PacketDoGachaRsp(banner, list, gachaInfo));
 	}
 
 	private synchronized void startWatcher(GameServer server) {
@@ -399,18 +417,7 @@ public class GachaManager {
 		}
 	}
 	
-	@Deprecated
+	private synchronized GetGachaInfoRsp createProto(Player player) {
-	private synchronized GetGachaInfoRsp createProto() {
-		GetGachaInfoRsp.Builder proto = GetGachaInfoRsp.newBuilder().setGachaRandom(12345);
-		
-		for (GachaBanner banner : getGachaBanners().values()) {
-			proto.addGachaInfoList(banner.toProto());
-		}
-				
-		return proto.build();
-	}
-
-	private synchronized GetGachaInfoRsp createProto(String sessionKey) {
 		GetGachaInfoRsp.Builder proto = GetGachaInfoRsp.newBuilder().setGachaRandom(12345);
 		
 		long currentTime = System.currentTimeMillis() / 1000L;
@@ -418,22 +425,14 @@ public class GachaManager {
 		for (GachaBanner banner : getGachaBanners().values()) {
 			if ((banner.getEndTime() >= currentTime && banner.getBeginTime() <= currentTime) || (banner.getBannerType() == BannerType.STANDARD))
 			{
-				proto.addGachaInfoList(banner.toProto(sessionKey));
+				proto.addGachaInfoList(banner.toProto(player));
 			}
 		}
 				
 		return proto.build();
 	}
 
-	@Deprecated
+	public GetGachaInfoRsp toProto(Player player) {
-	public GetGachaInfoRsp toProto() {
+		return createProto(player);
-		if (this.cachedProto == null) {
-			this.cachedProto = createProto();
-		}
-		return this.cachedProto;
-	}
-
-	public GetGachaInfoRsp toProto(String sessionKey) {
-		return createProto(sessionKey);
 	}
 }

src/main/java/emu/grasscutter/game/gacha/PlayerGachaBannerInfo.java

@@ -13,6 +13,9 @@ public class PlayerGachaBannerInfo {
 	private int pity4Pool1 = 0;
 	private int pity4Pool2 = 0;
 
+	private int failedChosenItemPulls = 0;
+	private int wishItemId = 0;
+	
 	public int getPity5() {
 		return pity5;
 	}
@@ -37,6 +40,26 @@ public class PlayerGachaBannerInfo {
 		this.pity4 += amount;
 	}
 
+	public int getWishItemId() {
+		return wishItemId;
+	}
+
+	public void setWishItemId(int wishItemId) {
+		this.wishItemId = wishItemId;
+	}
+
+	public int getFailedChosenItemPulls() {
+		return failedChosenItemPulls;
+	}
+
+	public void setFailedChosenItemPulls(int amount) {
+		failedChosenItemPulls = amount;
+	}
+
+	public void addFailedChosenItemPulls(int amount) {
+		failedChosenItemPulls += amount;
+	}
+	
 	public int getFailedFeaturedItemPulls(int rarity) {
 		return switch (rarity) {
 			case 4 -> failedFeatured4ItemPulls;

src/main/java/emu/grasscutter/game/managers/chat/ChatManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.ChatManager;
+package emu.grasscutter.game.managers.chat;
 
 import emu.grasscutter.command.CommandMap;
 import emu.grasscutter.game.player.Player;

src/main/java/emu/grasscutter/game/managers/chat/ChatManagerHandler.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.ChatManager;
+package emu.grasscutter.game.managers.chat;
 
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.server.game.GameServer;

src/main/java/emu/grasscutter/game/managers/deforestation/DeforestationManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.DeforestationManager;
+package emu.grasscutter.game.managers.deforestation;
 
 import java.util.ArrayList;
 import java.util.HashMap;

src/main/java/emu/grasscutter/game/managers/deforestation/HitTreeRecord.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.DeforestationManager;
+package emu.grasscutter.game.managers.deforestation;
 
 
 

src/main/java/emu/grasscutter/game/managers/energy/EnergyDropEntry.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.EnergyManager;
+package emu.grasscutter.game.managers.energy;
 
 import java.util.List;
 

src/main/java/emu/grasscutter/game/managers/energy/EnergyDropInfo.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.EnergyManager;
+package emu.grasscutter.game.managers.energy;
 
 public class EnergyDropInfo {
     private int ballId;

src/main/java/emu/grasscutter/game/managers/energy/EnergyManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.EnergyManager;
+package emu.grasscutter.game.managers.energy;
 
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.DataLoader;

src/main/java/emu/grasscutter/game/managers/energy/SkillParticleGenerationEntry.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.EnergyManager;
+package emu.grasscutter.game.managers.energy;
 
 import java.util.List;
 

src/main/java/emu/grasscutter/game/managers/energy/SkillParticleGenerationInfo.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.EnergyManager;
+package emu.grasscutter.game.managers.energy;
 
 public class SkillParticleGenerationInfo {
 	private int value;

src/main/java/emu/grasscutter/game/managers/forging/ActiveForgeData.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.ForgingManager;
+package emu.grasscutter.game.managers.forging;
 
 import dev.morphia.annotations.Entity;
 import emu.grasscutter.utils.Utils;

src/main/java/emu/grasscutter/game/managers/forging/ForgingManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.ForgingManager;
+package emu.grasscutter.game.managers.forging;
 
 import java.util.ArrayList;
 import java.util.HashMap;

src/main/java/emu/grasscutter/game/managers/mapmark/MapMark.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.MapMarkManager;
+package emu.grasscutter.game.managers.mapmark;
 
 import dev.morphia.annotations.Entity;
 import emu.grasscutter.net.proto.MapMarkFromTypeOuterClass.MapMarkFromType;

src/main/java/emu/grasscutter/game/managers/mapmark/MapMarksManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.MapMarkManager;
+package emu.grasscutter.game.managers.mapmark;
 
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.proto.MapMarkPointTypeOuterClass.MapMarkPointType;

src/main/java/emu/grasscutter/game/managers/stamina/AfterUpdateStaminaListener.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.StaminaManager;
+package emu.grasscutter.game.managers.stamina;
 
 public interface AfterUpdateStaminaListener {
     /**

src/main/java/emu/grasscutter/game/managers/stamina/BeforeUpdateStaminaListener.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.StaminaManager;
+package emu.grasscutter.game.managers.stamina;
 
 public interface BeforeUpdateStaminaListener {
     /**

src/main/java/emu/grasscutter/game/managers/stamina/Consumption.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.StaminaManager;
+package emu.grasscutter.game.managers.stamina;
 
 public class Consumption {
     public ConsumptionType type = ConsumptionType.None;

src/main/java/emu/grasscutter/game/managers/stamina/ConsumptionType.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.StaminaManager;
+package emu.grasscutter.game.managers.stamina;
 
 public enum ConsumptionType {
     None(0),

src/main/java/emu/grasscutter/game/managers/stamina/StaminaManager.java

@@ -1,4 +1,4 @@
-package emu.grasscutter.game.managers.StaminaManager;
+package emu.grasscutter.game.managers.stamina;
 
 import ch.qos.logback.classic.Logger;
 import emu.grasscutter.Grasscutter;

src/main/java/emu/grasscutter/game/player/Player.java

@@ -14,7 +14,6 @@ import emu.grasscutter.game.avatar.AvatarProfileData;
 import emu.grasscutter.game.avatar.AvatarStorage;
 import emu.grasscutter.game.entity.EntityMonster;
 import emu.grasscutter.game.entity.EntityVehicle;
-import emu.grasscutter.game.managers.DeforestationManager.DeforestationManager;
 import emu.grasscutter.game.entity.EntityGadget;
 import emu.grasscutter.game.entity.EntityItem;
 import emu.grasscutter.game.entity.GameEntity;
@@ -28,18 +27,19 @@ import emu.grasscutter.game.mail.Mail;
 import emu.grasscutter.game.mail.MailHandler;
 import emu.grasscutter.game.managers.InsectCaptureManager;
 import emu.grasscutter.game.managers.ResinManager;
-import emu.grasscutter.game.managers.StaminaManager.StaminaManager;
+import emu.grasscutter.game.managers.deforestation.DeforestationManager;
+import emu.grasscutter.game.managers.energy.EnergyManager;
+import emu.grasscutter.game.managers.forging.ActiveForgeData;
+import emu.grasscutter.game.managers.forging.ForgingManager;
+import emu.grasscutter.game.managers.mapmark.*;
+import emu.grasscutter.game.managers.stamina.StaminaManager;
 import emu.grasscutter.game.managers.SotSManager;
-import emu.grasscutter.game.managers.EnergyManager.EnergyManager;
-import emu.grasscutter.game.managers.ForgingManager.ActiveForgeData;
-import emu.grasscutter.game.managers.ForgingManager.ForgingManager;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.game.props.EntityType;
 import emu.grasscutter.game.props.PlayerProperty;
 import emu.grasscutter.game.props.SceneType;
 import emu.grasscutter.game.quest.QuestManager;
 import emu.grasscutter.game.shop.ShopLimit;
-import emu.grasscutter.game.managers.MapMarkManager.*;
 import emu.grasscutter.game.tower.TowerData;
 import emu.grasscutter.game.tower.TowerManager;
 import emu.grasscutter.game.world.Scene;

src/main/java/emu/grasscutter/game/props/ElementType.java

@@ -10,14 +10,14 @@ import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 
 public enum ElementType {
 	None		(0, FightProperty.FIGHT_PROP_CUR_FIRE_ENERGY, FightProperty.FIGHT_PROP_MAX_FIRE_ENERGY),
-	Fire		(1, FightProperty.FIGHT_PROP_CUR_FIRE_ENERGY, FightProperty.FIGHT_PROP_MAX_FIRE_ENERGY, 10101, "TeamResonance_Fire_Lv2"),
+	Fire		(1, FightProperty.FIGHT_PROP_CUR_FIRE_ENERGY, FightProperty.FIGHT_PROP_MAX_FIRE_ENERGY, 10101, "TeamResonance_Fire_Lv2", 2),
-	Water		(2, FightProperty.FIGHT_PROP_CUR_WATER_ENERGY, FightProperty.FIGHT_PROP_MAX_WATER_ENERGY, 10201, "TeamResonance_Water_Lv2"),
+	Water		(2, FightProperty.FIGHT_PROP_CUR_WATER_ENERGY, FightProperty.FIGHT_PROP_MAX_WATER_ENERGY, 10201, "TeamResonance_Water_Lv2", 3),
 	Grass		(3, FightProperty.FIGHT_PROP_CUR_GRASS_ENERGY, FightProperty.FIGHT_PROP_MAX_GRASS_ENERGY),
-	Electric	(4, FightProperty.FIGHT_PROP_CUR_ELEC_ENERGY, FightProperty.FIGHT_PROP_MAX_ELEC_ENERGY, 10401, "TeamResonance_Electric_Lv2"),
+	Electric	(4, FightProperty.FIGHT_PROP_CUR_ELEC_ENERGY, FightProperty.FIGHT_PROP_MAX_ELEC_ENERGY, 10401, "TeamResonance_Electric_Lv2", 7),
-	Ice			(5, FightProperty.FIGHT_PROP_CUR_ICE_ENERGY, FightProperty.FIGHT_PROP_MAX_ICE_ENERGY, 10601, "TeamResonance_Ice_Lv2"),
+	Ice			(5, FightProperty.FIGHT_PROP_CUR_ICE_ENERGY, FightProperty.FIGHT_PROP_MAX_ICE_ENERGY, 10601, "TeamResonance_Ice_Lv2", 5),
 	Frozen		(6, FightProperty.FIGHT_PROP_CUR_ICE_ENERGY, FightProperty.FIGHT_PROP_MAX_ICE_ENERGY),
-	Wind		(7, FightProperty.FIGHT_PROP_CUR_WIND_ENERGY, FightProperty.FIGHT_PROP_MAX_WIND_ENERGY, 10301, "TeamResonance_Wind_Lv2"),
+	Wind		(7, FightProperty.FIGHT_PROP_CUR_WIND_ENERGY, FightProperty.FIGHT_PROP_MAX_WIND_ENERGY, 10301, "TeamResonance_Wind_Lv2", 4),
-	Rock		(8, FightProperty.FIGHT_PROP_CUR_ROCK_ENERGY, FightProperty.FIGHT_PROP_MAX_ROCK_ENERGY, 10701, "TeamResonance_Rock_Lv2"),
+	Rock		(8, FightProperty.FIGHT_PROP_CUR_ROCK_ENERGY, FightProperty.FIGHT_PROP_MAX_ROCK_ENERGY, 10701, "TeamResonance_Rock_Lv2", 6),
 	AntiFire	(9, FightProperty.FIGHT_PROP_CUR_FIRE_ENERGY, FightProperty.FIGHT_PROP_MAX_FIRE_ENERGY),
 	Default		(255, FightProperty.FIGHT_PROP_CUR_FIRE_ENERGY, FightProperty.FIGHT_PROP_MAX_FIRE_ENERGY, 10801, "TeamResonance_AllDifferent");
 	
@@ -25,6 +25,7 @@ public enum ElementType {
 	private final int teamResonanceId;
 	private final FightProperty curEnergyProp;
 	private final FightProperty maxEnergyProp;
+	private int depotValue;
 	private final int configHash;
 	private static final Int2ObjectMap<ElementType> map = new Int2ObjectOpenHashMap<>();
 	private static final Map<String, ElementType> stringMap = new HashMap<>();
@@ -52,6 +53,11 @@ public enum ElementType {
 		}
 	}
 	
+	private ElementType(int value, FightProperty curEnergyProp, FightProperty maxEnergyProp, int teamResonanceId, String configName, int depotValue) {
+		this(value, curEnergyProp, maxEnergyProp, teamResonanceId, configName);
+		this.depotValue = depotValue;
+	}
+
 	public int getValue() {
 		return value;
 	}
@@ -64,6 +70,10 @@ public enum ElementType {
 		return maxEnergyProp;
 	}
 
+	public int getDepotValue() {
+		return depotValue;
+	}
+
 	public int getTeamResonanceId() {
 		return teamResonanceId;
 	}

src/main/java/emu/grasscutter/plugin/api/ServerHook.java

@@ -4,6 +4,7 @@ import emu.grasscutter.Grasscutter;
 import emu.grasscutter.auth.AuthenticationSystem;
 import emu.grasscutter.command.Command;
 import emu.grasscutter.command.CommandHandler;
+import emu.grasscutter.command.PermissionHandler;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.server.game.GameServer;
 import emu.grasscutter.server.http.HttpServer;
@@ -97,4 +98,12 @@ public final class ServerHook {
     public void setAuthSystem(AuthenticationSystem authSystem) {
         Grasscutter.setAuthenticationSystem(authSystem);
     }
+
+    /**
+     * Sets the server's permission handler.
+     * @param permHandler An instance of the permission handler.
+     */
+    public void setPermissionHandler(PermissionHandler permHandler) {
+        Grasscutter.setPermissionHandler(permHandler);
+    }
 }

src/main/java/emu/grasscutter/server/game/GameServer.java

@@ -10,10 +10,10 @@ import emu.grasscutter.game.drop.DropManager;
 import emu.grasscutter.game.dungeons.DungeonManager;
 import emu.grasscutter.game.expedition.ExpeditionManager;
 import emu.grasscutter.game.gacha.GachaManager;
-import emu.grasscutter.game.managers.ChatManager.ChatManager;
-import emu.grasscutter.game.managers.ChatManager.ChatManagerHandler;
 import emu.grasscutter.game.managers.InventoryManager;
 import emu.grasscutter.game.managers.MultiplayerManager;
+import emu.grasscutter.game.managers.chat.ChatManager;
+import emu.grasscutter.game.managers.chat.ChatManagerHandler;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.game.quest.ServerQuestHandler;
 import emu.grasscutter.game.shop.ShopManager;

src/main/java/emu/grasscutter/server/packet/recv/HandlerAvatarChangeElementTypeReq.java

@@ -0,0 +1,68 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.GameConstants;
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.excels.AvatarSkillDepotData;
+import emu.grasscutter.data.excels.WorldAreaData;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.entity.EntityAvatar;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.AvatarChangeElementTypeReqOuterClass.AvatarChangeElementTypeReq;
+import emu.grasscutter.net.proto.RetcodeOuterClass.Retcode;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketAbilityChangeNotify;
+import emu.grasscutter.server.packet.send.PacketAvatarChangeElementTypeRsp;
+import emu.grasscutter.server.packet.send.PacketAvatarFightPropNotify;
+import emu.grasscutter.server.packet.send.PacketAvatarSkillDepotChangeNotify;
+
+@Opcodes(PacketOpcodes.AvatarChangeElementTypeReq)
+public class HandlerAvatarChangeElementTypeReq extends PacketHandler {
+	
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		AvatarChangeElementTypeReq req = AvatarChangeElementTypeReq.parseFrom(payload);
+		
+		WorldAreaData area = GameData.getWorldAreaDataMap().get(req.getAreaId());
+		
+		if (area == null || area.getElementType() == null || area.getElementType().getDepotValue() <= 0) {
+			session.send(new PacketAvatarChangeElementTypeRsp(Retcode.RET_SVR_ERROR_VALUE));
+			return;
+		}
+		
+		// Get current avatar, should be one of the main characters
+		EntityAvatar mainCharacterEntity = session.getPlayer().getTeamManager().getCurrentAvatarEntity();
+		
+		int intialSkillDepotId = 0;
+		if (mainCharacterEntity.getAvatar().getAvatarId() == GameConstants.MAIN_CHARACTER_MALE) {
+			intialSkillDepotId = 500;
+		} else if (mainCharacterEntity.getAvatar().getAvatarId() == GameConstants.MAIN_CHARACTER_FEMALE) {
+			intialSkillDepotId = 700;
+		} else {
+			session.send(new PacketAvatarChangeElementTypeRsp(Retcode.RET_SVR_ERROR_VALUE));
+			return;
+		}
+		intialSkillDepotId += area.getElementType().getDepotValue();
+		
+		// Sanity checks for skill depots
+		Avatar mainCharacter = mainCharacterEntity.getAvatar();
+		AvatarSkillDepotData skillDepot = GameData.getAvatarSkillDepotDataMap().get(intialSkillDepotId);
+		if (skillDepot == null || skillDepot.getId() == mainCharacter.getSkillDepotId()) {
+			session.send(new PacketAvatarChangeElementTypeRsp(Retcode.RET_SVR_ERROR_VALUE));
+			return;
+		}
+		
+		// Success
+		session.send(new PacketAvatarChangeElementTypeRsp());
+		
+		// Set skill depot
+		mainCharacter.setSkillDepotData(skillDepot);
+		
+		// Ability change packet
+		session.send(new PacketAvatarSkillDepotChangeNotify(mainCharacter));
+		session.send(new PacketAbilityChangeNotify(mainCharacterEntity));
+		session.send(new PacketAvatarFightPropNotify(mainCharacter));
+	}
+
+}

src/main/java/emu/grasscutter/server/packet/recv/HandlerGachaWishReq.java

@@ -0,0 +1,28 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.gacha.GachaBanner;
+import emu.grasscutter.game.gacha.PlayerGachaBannerInfo;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GachaWishReqOuterClass.GachaWishReq;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGachaWishRsp;
+
+@Opcodes(PacketOpcodes.GachaWishReq)
+public class HandlerGachaWishReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        GachaWishReq req = GachaWishReq.parseFrom(payload);
+
+        GachaBanner banner = session.getServer().getGachaManager().getGachaBanners().get(req.getGachaScheduleId());
+        PlayerGachaBannerInfo gachaInfo = session.getPlayer().getGachaInfo().getBannerInfo(banner);
+
+        gachaInfo.setFailedChosenItemPulls(0);
+        gachaInfo.setWishItemId(req.getItemId());
+
+        session.send(new PacketGachaWishRsp(req.getGachaType(), req.getGachaScheduleId(), req.getItemId(), 0, banner.getWishMaxProgress()));
+    }
+
+}

src/main/java/emu/grasscutter/server/packet/recv/HandlerGetGachaInfoReq.java

@@ -1,9 +1,12 @@
 package emu.grasscutter.server.packet.recv;
 
+import emu.grasscutter.game.gacha.GachaBanner;
+import emu.grasscutter.game.gacha.PlayerGachaBannerInfo;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGachaWishRsp;
 import emu.grasscutter.server.packet.send.PacketGetGachaInfoRsp;
 
 @Opcodes(PacketOpcodes.GetGachaInfoReq)
@@ -11,10 +14,7 @@ public class HandlerGetGachaInfoReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		session.send(new PacketGetGachaInfoRsp(session.getServer().getGachaManager(),
+		session.send(new PacketGetGachaInfoRsp(session.getServer().getGachaManager(), session.getPlayer()));
-					// TODO: use other Nonce/key insteadof session key to ensure the overall security for the player
-					session.getPlayer().getAccount().getSessionKey())
-					);
 	}
 
 }

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarChangeElementTypeRsp.java

@@ -0,0 +1,24 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.AvatarChangeElementTypeRspOuterClass.AvatarChangeElementTypeRsp;
+
+public class PacketAvatarChangeElementTypeRsp extends BasePacket {
+	
+	public PacketAvatarChangeElementTypeRsp() {
+		super(PacketOpcodes.AvatarChangeElementTypeRsp);
+	}
+	
+	public PacketAvatarChangeElementTypeRsp(int retcode) {
+		super(PacketOpcodes.AvatarChangeElementTypeRsp);
+		
+		if (retcode > 0) {
+			AvatarChangeElementTypeRsp proto = AvatarChangeElementTypeRsp.newBuilder()
+					.setRetcode(retcode)
+					.build();
+			
+			this.setData(proto);
+		}
+	}
+}

src/main/java/emu/grasscutter/server/packet/send/PacketAvatarSkillDepotChangeNotify.java

@@ -0,0 +1,26 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.AvatarSkillDepotChangeNotifyOuterClass.AvatarSkillDepotChangeNotify;
+
+public class PacketAvatarSkillDepotChangeNotify extends BasePacket {
+	
+	public PacketAvatarSkillDepotChangeNotify(Avatar avatar) {
+		super(PacketOpcodes.AvatarSkillDepotChangeNotify);
+		
+		AvatarSkillDepotChangeNotify proto = AvatarSkillDepotChangeNotify.newBuilder()
+				.setAvatarGuid(avatar.getGuid())
+				.setEntityId(avatar.getEntityId())
+				.setSkillDepotId(avatar.getSkillDepotId())
+				.setCoreProudSkillLevel(avatar.getCoreProudSkillLevel())
+				.addAllTalentIdList(avatar.getTalentIdList())
+				.addAllProudSkillList(avatar.getProudSkillList())
+				.putAllSkillLevelMap(avatar.getSkillLevelMap())
+				.putAllProudSkillExtraLevelMap(avatar.getProudSkillBonusMap())
+				.build();
+		
+		this.setData(proto);
+	}
+}

src/main/java/emu/grasscutter/server/packet/send/PacketDoGachaRsp.java

@@ -4,6 +4,7 @@ import java.util.List;
 
 import emu.grasscutter.data.common.ItemParamData;
 import emu.grasscutter.game.gacha.GachaBanner;
+import emu.grasscutter.game.gacha.PlayerGachaBannerInfo;
 import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.DoGachaRspOuterClass.DoGachaRsp;
@@ -13,12 +14,12 @@ import emu.grasscutter.net.proto.RetcodeOuterClass;
 
 public class PacketDoGachaRsp extends BasePacket {
 	
-	public PacketDoGachaRsp(GachaBanner banner, List<GachaItem> list) {
+	public PacketDoGachaRsp(GachaBanner banner, List<GachaItem> list, PlayerGachaBannerInfo gachaInfo) {
 		super(PacketOpcodes.DoGachaRsp);
 
 		ItemParamData costItem = banner.getCost(1);
 		ItemParamData costItem10 = banner.getCost(10);
-		DoGachaRsp p = DoGachaRsp.newBuilder()
+		DoGachaRsp.Builder rsp = DoGachaRsp.newBuilder()
 				.setGachaType(banner.getGachaType())
 				.setGachaScheduleId(banner.getScheduleId())
 				.setGachaTimes(list.size())
@@ -28,10 +29,15 @@ public class PacketDoGachaRsp extends BasePacket {
 	            .setCostItemNum(costItem.getCount())
 	            .setTenCostItemId(costItem10.getId())
 	            .setTenCostItemNum(costItem10.getCount())
-	            .addAllGachaItemList(list)
+	            .addAllGachaItemList(list);
-				.build();
 
-		this.setData(p);
+		if(banner.hasEpitomized()) {
+			rsp.setWishItemId(gachaInfo.getWishItemId())
+				.setWishProgress(gachaInfo.getFailedChosenItemPulls())
+				.setWishMaxProgress(banner.getWishMaxProgress());
+		}
+		
+		this.setData(rsp.build());
 	}
 
 	public PacketDoGachaRsp() {

src/main/java/emu/grasscutter/server/packet/send/PacketGachaWishRsp.java

@@ -0,0 +1,23 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GachaWishRspOuterClass.GachaWishRsp;
+
+public class PacketGachaWishRsp extends BasePacket {
+
+    public PacketGachaWishRsp(int gachaType, int scheduleId, int itemId, int progress, int maxProgress) {
+        super(PacketOpcodes.GachaWishRsp);
+
+        GachaWishRsp proto = GachaWishRsp.newBuilder()
+                .setGachaType(gachaType)
+                .setGachaScheduleId(scheduleId)
+                .setWishItemId(itemId)
+                .setWishProgress(progress)
+                .setWishMaxProgress(maxProgress)
+                .build();
+
+        this.setData(proto);
+    }
+
+}

src/main/java/emu/grasscutter/server/packet/send/PacketGetGachaInfoRsp.java

@@ -1,22 +1,16 @@
 package emu.grasscutter.server.packet.send;
 
 import emu.grasscutter.game.gacha.GachaManager;
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 
 public class PacketGetGachaInfoRsp extends BasePacket {
 	
-	@Deprecated
+	public PacketGetGachaInfoRsp(GachaManager manager, Player player) {
-	public PacketGetGachaInfoRsp(GachaManager manager) {
 		super(PacketOpcodes.GetGachaInfoRsp);
 		
-		this.setData(manager.toProto());
+		this.setData(manager.toProto(player));
-	}
-
-	public PacketGetGachaInfoRsp(GachaManager manager, String sessionKey) {
-		super(PacketOpcodes.GetGachaInfoRsp);
-		
-		this.setData(manager.toProto(sessionKey));
 	}
 
 }

src/main/java/emu/grasscutter/server/packet/send/PacketMarkMapRsp.java

@@ -1,6 +1,6 @@
 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.game.managers.MapMarkManager.MapMark;
+import emu.grasscutter.game.managers.mapmark.MapMark;
 import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.BasePacket;
 import emu.grasscutter.net.packet.PacketOpcodes;