diff --git a/lib/GMLIB_API-JS.d.ts b/lib/GMLIB_API-JS.d.ts
index 443b3af..1109e5f 100644
--- a/lib/GMLIB_API-JS.d.ts
+++ b/lib/GMLIB_API-JS.d.ts
@@ -372,6 +372,24 @@ declare class Minecraft {
         /** 玩家的uuid */
         uuid: string
     ): boolean;
+
+    /** 获取游戏难度 */
+    static getGameDifficulty(): -1 | 0 | 1 | 2 | 3;
+
+    /** 设置游戏难度 */
+    static setGameDifficulty(
+        /** 游戏难度 */
+        difficulty: 0 | 1 | 2 | 3
+    ): void;
+
+    /** 获取默认游戏模式 */
+    static getDefaultGameMode(): -1 | 0 | 1 | 2 | 5 | 6;
+
+    /** 设置默认游戏模式 */
+    static setDefaultGameMode(
+        /** 游戏模式 */
+        gameMode: 0 | 1 | 2 | 5 | 6
+    ): void;
 }
 
 /** 合成表类 */
@@ -1079,6 +1097,55 @@ interface Player {
         /** 方块对象 */
         block: Block
     ): number;
+
+    /** (GMLIB)玩家是否拥有buff效果 */
+    hasEffect(
+        /** 效果ID */
+        effectId: number
+    ): boolean;
+
+    /** (GMLIB)获取buff信息 */
+    getEffectInfo(
+        /** 效果ID */
+        effectId: number
+    ): {
+        /** 效果ID */
+        Id: number,
+        /** 效果等级 */
+        Amplifier: number,
+        /** 持续时间 */
+        Duration: number,
+        /** 简单难度下的持续时间 */
+        DurationEasy: number,
+        /** 普通难度下的持续时间 */
+        DurationNormal: number,
+        /** 困难难度下的持续时间 */
+        DurationHard: number,
+        /** 是否为信标给予 */
+        Ambient: boolean,
+        /** 是否显示粒子效果 */
+        ShowParticles: boolean
+    } | null;
+
+    /** (GMLIB)获取所有buff信息 */
+    getAllEffectsInfo(): {
+        /** 效果ID */
+        Id: number,
+        /** 效果等级 */
+        Amplifier: number,
+        /** 持续时间 */
+        Duration: number,
+        /** 简单难度下的持续时间 */
+        DurationEasy: number,
+        /** 普通难度下的持续时间 */
+        DurationNormal: number,
+        /** 困难难度下的持续时间 */
+        DurationHard: number,
+        /** 是否为信标给予 */
+        Ambient: boolean,
+        /** 是否显示粒子效果 */
+        ShowParticles: boolean
+    }[];
 }
 
 interface Entity {
diff --git a/lib/GMLIB_API-JS.js b/lib/GMLIB_API-JS.js
index 944c9ba..8e6cb3a 100644
--- a/lib/GMLIB_API-JS.js
+++ b/lib/GMLIB_API-JS.js
@@ -1,3 +1,5 @@
+/// <reference path='d:/dts/dts/helperlib/src/index.d.ts'/> 
+
 /** LRCA导出接口 */
 const GMLIB_API = {
     /** 创建悬浮字 @type {function(FloatPos,string,boolean):number} */
@@ -343,7 +345,31 @@ const GMLIB_API = {
     /** 实体包含在某族里 @type {function(Entity,string):boolean} */
     entityHasFamily: ll.import("GMLIB_API", "entityHasFamily"),
     /** 获取玩家破坏方块所需时间 @type {function(Player,Block):number} */
-    getPlayerDestroyBlockProgress: ll.import("GMLIB_API", "getPlayerDestroyBlockProgress")
+    getPlayerDestroyBlockProgress: ll.import("GMLIB_API", "getPlayerDestroyBlockProgress"),
+    /** 获取玩家的buff是否显示 @type {function(Player,number):boolean} */
+    getPlayerEffectVisible: ll.import("GMLIB_API", "getPlayerEffectVisible"),
+    /** 获取玩家的buff持续时间 @type {function(Player,number):number} */
+    getPlayerEffectDuration: ll.import("GMLIB_API", "getPlayerEffectDuration"),
+    /** 获取玩家的buff简单模式下的持续时间 @type {function(Player,number):number} */
+    getPlayerEffectDurationEasy: ll.import("GMLIB_API", "getPlayerEffectDuration"),
+    /** 获取玩家的buff困难模式下的持续时间 @type {function(Player,number):number} */
+    getPlayerEffectDurationHard: ll.import("GMLIB_API", "getPlayerEffectDurationHard"),
+    /** 获取玩家的buff普通模式下的持续时间 @type {function(Player,number):number} */
+    getPlayerEffectDurationNormal: ll.import("GMLIB_API", "getPlayerEffectDurationNormal"),
+    /** 获取玩家的buff效果等级 @type {function(Player,number):number} */
+    getPlayerEffectAmplifier: ll.import("GMLIB_API", "getPlayerEffectAmplifier"),
+    /** 获取玩家的buff是否为信标给予 @type {function(Player,number):boolean} */
+    getPlayerEffectAmbient: ll.import("GMLIB_API", "getPlayerEffectAmbient"),
+    /** 玩家是否拥有buff效果 @type {function(Player,number):boolean} */
+    playerHasEffect: ll.import("GMLIB_API", "playerHasEffect"),
+    /** 获取游戏难度 @type {function():number} */
+    getGameDifficulty: ll.import("GMLIB_API", "getGameDifficulty"),
+    /** 设置游戏难度 @type {function(difficulty):void} */
+    setGameDifficulty: ll.import("GMLIB_API", "setGameDifficulty"),
+    /** 获取默认游戏模式 @type {function():number} */
+    getDefaultGameMode: ll.import("GMLIB_API", "getDefaultGameMode"),
+    /** 设置默认游戏模式 @type {function(mode):void} */
+    setDefaultGameMode: ll.import("GMLIB_API", "setDefaultGameMode"),
 }
 
 /** 静态悬浮字类列表 @type {Map<number,StaticFloatingText>} */
@@ -1033,6 +1059,37 @@ class Minecraft {
     static hasPlayerNbt(uuid) {
         return GMLIB_API.hasPlayerNbt(uuid);
     }
+
+    /**
+     * 获取游戏难度
+     * @returns {-1|0|1|2|3} 游戏难度
+     */
+    static getGameDifficulty() {
+        return GMLIB_API.getGameDifficulty();
+    }
+
+    /**
+     * 设置游戏难度
+     * @param {0|1|2|3} difficulty 游戏难度
+     */
+    static setGameDifficulty(difficulty) {
+        GMLIB_API.setGameDifficulty(difficulty);
+    }
+
+    /**
+     * 获取默认游戏模式
+     * @returns {-1|0|1|2|5|6} 游戏模式
+    */
+    static getDefaultGameMode() {
+        return GMLIB_API.getDefaultGameMode();
+    }
+    /**
+     * 设置默认游戏模式
+     * @param {0|1|2|3} gameMode 游戏模式
+     */
+    static setDefaultGameMode(gameMode) {
+        GMLIB_API.setDefaultGameMode(gameMode);
+    }
 }
 
 /** 合成表类 */
@@ -2528,6 +2585,45 @@ LLSE_Player.prototype.getDestroyProgress =
         return GMLIB_API.getPlayerDestroyBlockProgress(this, block);
     }
 
+LLSE_Player.prototype.hasEffect =
+    /**
+     * 玩家是否拥有buff效果
+     * @param {number} effectId buff效果ID
+     * @returns {boolean}
+     */
+    function (effectId) {
+        return GMLIB_API.playerHasEffect(this, effectId);
+    }
+
+LLSE_Player.prototype.getEffectInfo =
+    /**
+     * 获取buff信息
+     * @param {number} effectId buff效果ID
+     * @returns {{Id: number, Amplifier: number, Duration: number, DurationEasy: number, DurationNormal: number, DurationHard: number, Ambient: boolean, ShowParticles: boolean} | null}
+     */
+    function (effectId) {
+        if (!this.hasEffect(effectId)) return null;
+        return {
+            Id: id,
+            Amplifier: GMLIB_API.getPlayerEffectAmbient(this, effectId),
+            Duration: GMLIB_API.getPlayerEffectDuration(this, effectId),
+            DurationEasy: GMLIB_API.getPlayerEffectDurationEasy(this, effectId),
+            DurationNormal: GMLIB_API.getPlayerEffectDurationNormal(this, effectId),
+            DurationHard: GMLIB_API.getPlayerEffectDurationHard(this, effectId),
+            Ambient: GMLIB_API.getPlayerEffectAmbient(this, effectId),
+            ShowParticles: GMLIB_API.getPlayerEffectAmbient(this, effectId),
+        }
+    }
+
+LLSE_Player.prototype.getAllEffectsInfo =
+    /**
+     * 获取所有buff信息
+     * @returns {{Id: number, Amplifier: number, Duration: number, DurationEasy: number, DurationNormal: number, DurationHard: number, Ambient: boolean, ShowParticles: boolean}[]}
+     */
+    function () {
+        this.getAllEffects().map(this.getEffectInfo);
+    }
+
 module.exports = {
     StaticFloatingText,
     DynamicFloatingText,
diff --git a/src/CompatibilityApi.cpp b/src/CompatibilityApi.cpp
index 21b47c2..9575c83 100644
--- a/src/CompatibilityApi.cpp
+++ b/src/CompatibilityApi.cpp
@@ -1,6 +1,8 @@
 #include "Global.h"
+#include "ll/api/service/Bedrock.h"
 #include "magic_enum.hpp"
 #include "mc/deps/core/string/HashedString.h"
+#include "mc/world/effect/MobEffect.h"
 #include <regex>
 
 bool isInteger(const std::string& str) {
@@ -892,4 +894,71 @@ void Export_Compatibility_API() {
     RemoteCall::exportAs("GMLIB_API", "getPlayerDestroyBlockProgress", [](Player* player, Block const* block) -> float {
         return player->getDestroyProgress(*block);
     });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectVisible", [](Player* player, int effectId) -> bool {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mEffectVisible;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectDuration", [](Player* player, int effectId) -> int {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mDuration;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectDurationEasy", [](Player* player, int effectId) -> int {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mDurationEasy;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectDurationHard", [](Player* player, int effectId) -> int {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mDurationHard;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectDurationNormal", [](Player* player, int effectId) -> int {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mDurationNormal;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectAmplifier", [](Player* player, int effectId) -> int {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mAmplifier;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "getPlayerEffectAmbient", [](Player* player, int effectId) -> bool {
+        if (auto effect = player->getEffect(effectId)) {
+            return effect->mAmbient;
+        }
+        return 0;
+    });
+    RemoteCall::exportAs("GMLIB_API", "playerHasEffect", [](Player* player, int effectId) -> int {
+        return player->hasEffect(*MobEffect::getById(effectId));
+    });
+    RemoteCall::exportAs("GMLIB_API", "getGameDifficulty", []() -> int {
+        if (auto level = ll::service::getLevel()) {
+            return (int)level->getDifficulty();
+        }
+        return -1;
+    });
+    RemoteCall::exportAs("GMLIB_API", "setGameDifficulty", [](int difficulty) -> void {
+        if (auto level = ll::service::getLevel()) {
+            level->setDifficulty((Difficulty)difficulty);
+        }
+    });
+    RemoteCall::exportAs("GMLIB_API", "getDefaultGameMode", []() -> int {
+        if (auto level = ll::service::getLevel()) {
+            return (int)level->getDefaultGameType();
+        }
+        return -1;
+    });
+    RemoteCall::exportAs("GMLIB_API", "setDefaultGameMode", [](int gameMode) -> void {
+        if (auto level = ll::service::getLevel()) {
+            level->setDefaultGameType((GameType)gameMode);
+        }
+    });
 }
\ No newline at end of file