From f14494af0e9139a0948a99bf313de506eefa2383 Mon Sep 17 00:00:00 2001
From: Gehongyan <gehongyan1996@126.com>
Date: Fri, 20 Dec 2024 18:27:44 +0800
Subject: [PATCH] Reactions

---
 .../QQBot.Net.Samples.SimpleBot/Program.cs    |   5 +-
 .../Entities/Emotes/EmojiType.cs              |  32 +
 src/QQBot.Net.Core/Entities/Emotes/Emote.cs   |  34 +-
 src/QQBot.Net.Core/Entities/Emotes/Emotes.cs  | 697 ++++++++++++++++++
 src/QQBot.Net.Core/Entities/Emotes/IEmote.cs  |   5 +
 src/QQBot.Net.Core/Entities/Guilds/IGuild.cs  |   2 +-
 .../Entities/Messages/EmojiType.cs            |  17 -
 .../Entities/Messages/IMessage.cs             |  24 +
 .../Entities/RichText/RichText.cs             |   2 +
 src/QQBot.Net.Core/Entities/Roles/IRole.cs    |   2 +-
 src/QQBot.Net.Core/Utils/MentionUtils.cs      |   7 +-
 src/QQBot.Net.Core/Utils/Paging/PageInfo.cs   |   1 +
 .../API/Common/ChannelMessage.cs              |   2 +-
 .../GetChannelMessageReactionUsersResponse.cs |   4 +-
 .../Entities/Messages/MessageHelper.cs        |  40 +-
 .../Entities/Messages/RestMessage.cs          |  31 +-
 .../Entities/Threads/RestThread.cs            |  19 +-
 .../Entities/Users/RestGuildMember.cs         |   2 +-
 src/QQBot.Net.Rest/QQBotRestApiClient.cs      |   9 +-
 src/QQBot.Net.WebSocket/ClientState.cs        |  13 +-
 .../Entities/Messages/SocketMessage.cs        |  33 +-
 .../Entities/Users/SocketGlobalUser.cs        |  14 +-
 .../Entities/Users/SocketGuildMember.cs       |  11 +-
 src/QQBot.Net.WebSocket/QQBotShardedClient.cs |   5 +-
 .../QQBotSocketClient.Messages.cs             |   2 -
 src/QQBot.Net.WebSocket/QQBotSocketClient.cs  |   5 +-
 26 files changed, 954 insertions(+), 64 deletions(-)
 create mode 100644 src/QQBot.Net.Core/Entities/Emotes/EmojiType.cs
 create mode 100644 src/QQBot.Net.Core/Entities/Emotes/Emotes.cs
 delete mode 100644 src/QQBot.Net.Core/Entities/Messages/EmojiType.cs

diff --git a/samples/QQBot.Net.Samples.SimpleBot/Program.cs b/samples/QQBot.Net.Samples.SimpleBot/Program.cs
index 8479cd7..9596808 100644
--- a/samples/QQBot.Net.Samples.SimpleBot/Program.cs
+++ b/samples/QQBot.Net.Samples.SimpleBot/Program.cs
@@ -22,7 +22,10 @@
     if (message.Source is not MessageSource.User) return;
     if (message.Channel is SocketTextChannel textChannel)
     {
-        IReadOnlyCollection<IThread> threads = await textChannel.Guild.ForumChannels.First().GetThreadsAsync();
+        await message.AddReactionAsync(new Emote(Emotes.System.Angry));
+        await Task.Delay(TimeSpan.FromSeconds(5));
+        IEnumerable<IGuildUser> flattenAsync = await message.GetReactionUsersAsync(new Emote(Emotes.System.Angry)).FlattenAsync();
+        await message.RemoveReactionAsync(new Emote(Emotes.System.Angry));
     }
 
 //      IUserMessage msg = await message.ReplyAsync(
diff --git a/src/QQBot.Net.Core/Entities/Emotes/EmojiType.cs b/src/QQBot.Net.Core/Entities/Emotes/EmojiType.cs
new file mode 100644
index 0000000..aa6e0da
--- /dev/null
+++ b/src/QQBot.Net.Core/Entities/Emotes/EmojiType.cs
@@ -0,0 +1,32 @@
+namespace QQBot;
+
+/// <summary>
+///     表示一个表情方式的类型。
+/// </summary>
+public enum EmojiType
+{
+    /// <summary>
+    ///     系统表情，小黄脸表情。
+    /// </summary>
+    System = 1,
+
+    /// <summary>
+    ///     Emoji 表情。
+    /// </summary>
+    Emoji = 2,
+
+    /// <summary>
+    ///     超级表情
+    /// </summary>
+    SuperEmote = 3,
+
+    /// <summary>
+    ///     商城表情。
+    /// </summary>
+    Sticker = 4,
+
+    /// <summary>
+    ///     QQ 秀表情。
+    /// </summary>
+    QQShow = 6
+}
diff --git a/src/QQBot.Net.Core/Entities/Emotes/Emote.cs b/src/QQBot.Net.Core/Entities/Emotes/Emote.cs
index 4ebcb9f..568b4d0 100644
--- a/src/QQBot.Net.Core/Entities/Emotes/Emote.cs
+++ b/src/QQBot.Net.Core/Entities/Emotes/Emote.cs
@@ -11,7 +11,7 @@ namespace QQBot;
 public class Emote : IEmote
 {
     // <faceType=3,faceId="338",ext="eyJ0ZXh0Ijoi5oiR5oOz5byA5LqGIn0="​>
-    private static readonly Regex EmoteRegex = new("""^<faceType=(?<type>\d+),faceId="(?<id>\d+)",ext="(?<ext>[a-zA-Z0-9+/=]+)"\u200b?>$""", RegexOptions.Compiled);
+    private static readonly Regex EmoteRegex = new("""^<faceType=(?<type>\d+),faceId="(?<id>\d*)",ext="(?<ext>[a-zA-Z0-9+/=]+)"\u200b?>$""", RegexOptions.Compiled);
 
     /// <inheritdoc />
     public string Id { get; }
@@ -19,7 +19,7 @@ public class Emote : IEmote
     /// <summary>
     ///     获取表情符号的类型。
     /// </summary>
-    public int Type { get; }
+    public EmojiType Type { get; }
 
     /// <inheritdoc />
     public string Name { get; }
@@ -30,13 +30,37 @@ public class Emote : IEmote
     /// <param name="type"> 表情符号的类型。 </param>
     /// <param name="id"> 表情符号的 ID。 </param>
     /// <param name="name"> 表情符号的显示名称。 </param>
-    public Emote(int type, string id, string name)
+    public Emote(EmojiType type, string id, string name)
     {
-        Id = id;
         Type = type;
+        Id = id;
         Name = name;
     }
 
+    /// <summary>
+    ///     初始化一个 <see cref="Emote"/> 类的新实例。
+    /// </summary>
+    /// <param name="emote"> 系统表情符号。 </param>
+    /// <param name="name"> 表情符号名称。 </param>
+    public Emote(Emotes.System emote, string? name = null)
+    {
+        Type = EmojiType.System;
+        Id = ((int)emote).ToString();
+        Name = name ?? Emotes.SystemNames.GetValueRefOrNullRef(emote);
+    }
+
+    /// <summary>
+    ///     初始化一个 <see cref="Emote"/> 类的新实例。
+    /// </summary>
+    /// <param name="emote"> Emoji 表情符号。 </param>
+    /// <param name="name"> 表情符号名称。 </param>
+    public Emote(Emotes.Emoji emote, string? name = null)
+    {
+        Type = EmojiType.Emoji;
+        Id = ((int)emote).ToString();
+        Name = name ?? Emotes.EmojiNames.GetValueRefOrNullRef(emote);
+    }
+
     /// <summary>
     ///     将一个表情符号的原始格式解析为一个 <see cref="Emote"/>。
     /// </summary>
@@ -59,7 +83,7 @@ public static Emote Parse(string text)
         string json = Encoding.UTF8.GetString(Convert.FromBase64String(ext));
         JsonElement element = JsonSerializer.Deserialize<JsonElement>(json);
         string name = element.GetProperty("text").GetString() ?? string.Empty;
-        return new Emote(type, id, name);
+        return new Emote((EmojiType)type, id, name);
     }
 
     /// <summary>
diff --git a/src/QQBot.Net.Core/Entities/Emotes/Emotes.cs b/src/QQBot.Net.Core/Entities/Emotes/Emotes.cs
new file mode 100644
index 0000000..095ac74
--- /dev/null
+++ b/src/QQBot.Net.Core/Entities/Emotes/Emotes.cs
@@ -0,0 +1,697 @@
+using System.Collections.Frozen;
+
+namespace QQBot;
+
+/// <summary>
+///     提供受支持的表情符号。
+/// </summary>
+public static class Emotes
+{
+    /// <summary>
+    ///     提供受支持的系统表情符号。
+    /// </summary>
+    public enum System
+    {
+        /// <summary> 得意 </summary>
+        Proud = 4,
+
+        /// <summary> 流泪 </summary>
+        Tearful = 5,
+
+        /// <summary> 睡 </summary>
+        Sleep = 8,
+
+        /// <summary> 大哭 </summary>
+        Crying = 9,
+
+        /// <summary> 尴尬 </summary>
+        Embarrassed = 10,
+
+        /// <summary> 调皮 </summary>
+        Naughty = 12,
+
+        /// <summary> 微笑 </summary>
+        Smile = 14,
+
+        /// <summary> 酷 </summary>
+        Cool = 16,
+
+        /// <summary> 可爱 </summary>
+        Cute = 21,
+
+        /// <summary> 傲慢 </summary>
+        Arrogant = 23,
+
+        /// <summary> 饥饿 </summary>
+        Hungry = 24,
+
+        /// <summary> 困 </summary>
+        Sleepy = 25,
+
+        /// <summary> 惊恐 </summary>
+        Terrified = 26,
+
+        /// <summary> 流汗 </summary>
+        Sweating = 27,
+
+        /// <summary> 憨笑 </summary>
+        SillySmile = 28,
+
+        /// <summary> 悠闲 </summary>
+        Relaxed = 29,
+
+        /// <summary> 奋斗 </summary>
+        Struggling = 30,
+
+        /// <summary> 疑问 </summary>
+        Questioning = 32,
+
+        /// <summary> 嘘 </summary>
+        Shush = 33,
+
+        /// <summary> 晕 </summary>
+        Dizzy = 34,
+
+        /// <summary> 敲打 </summary>
+        Knocking = 38,
+
+        /// <summary> 再见 </summary>
+        Goodbye = 39,
+
+        /// <summary> 发抖 </summary>
+        Shivering = 41,
+
+        /// <summary> 爱情 </summary>
+        Love = 42,
+
+        /// <summary> 跳跳 </summary>
+        Jumping = 43,
+
+        /// <summary> 拥抱 </summary>
+        Hugging = 49,
+
+        /// <summary> 蛋糕 </summary>
+        Cake = 53,
+
+        /// <summary> 咖啡 </summary>
+        Coffee = 60,
+
+        /// <summary> 玫瑰 </summary>
+        Rose = 63,
+
+        /// <summary> 爱心 </summary>
+        Heart = 66,
+
+        /// <summary> 太阳 </summary>
+        Sun = 74,
+
+        /// <summary> 月亮 </summary>
+        Moon = 75,
+
+        /// <summary> 赞 </summary>
+        ThumbsUp = 76,
+
+        /// <summary> 握手 </summary>
+        Handshake = 78,
+
+        /// <summary> 胜利 </summary>
+        Victory = 79,
+
+        /// <summary> 飞吻 </summary>
+        FlyingKiss = 85,
+
+        /// <summary> 西瓜 </summary>
+        Watermelon = 89,
+
+        /// <summary> 冷汗 </summary>
+        ColdSweat = 96,
+
+        /// <summary> 擦汗 </summary>
+        WipingSweat = 97,
+
+        /// <summary> 抠鼻 </summary>
+        PickingNose = 98,
+
+        /// <summary> 鼓掌 </summary>
+        Clapping = 99,
+
+        /// <summary> 糗大了 </summary>
+        EmbarrassedBig = 100,
+
+        /// <summary> 坏笑 </summary>
+        EvilSmile = 101,
+
+        /// <summary> 左哼哼 </summary>
+        LeftHmph = 102,
+
+        /// <summary> 右哼哼 </summary>
+        RightHmph = 103,
+
+        /// <summary> 哈欠 </summary>
+        Yawn = 104,
+
+        /// <summary> 委屈 </summary>
+        Grievance = 106,
+
+        /// <summary> 左亲亲 </summary>
+        LeftKiss = 109,
+
+        /// <summary> 可怜 </summary>
+        Pitiful = 111,
+
+        /// <summary> 示爱 </summary>
+        ShowLove = 116,
+
+        /// <summary> 抱拳 </summary>
+        FistSalute = 118,
+
+        /// <summary> 拳头 </summary>
+        Fist = 120,
+
+        /// <summary> 爱你 </summary>
+        LoveYou = 122,
+
+        /// <summary> NO </summary>
+        No = 123,
+
+        /// <summary> OK </summary>
+        Ok = 124,
+
+        /// <summary> 转圈 </summary>
+        Spinning = 125,
+
+        /// <summary> 挥手 </summary>
+        Waving = 129,
+
+        /// <summary> 喝彩 </summary>
+        Cheers = 144,
+
+        /// <summary> 棒棒糖 </summary>
+        Lollipop = 147,
+
+        /// <summary> 茶 </summary>
+        Tea = 171,
+
+        /// <summary> 泪奔 </summary>
+        CryingRun = 173,
+
+        /// <summary> 无奈 </summary>
+        Helpless = 174,
+
+        /// <summary> 卖萌 </summary>
+        CuteAct = 175,
+
+        /// <summary> 小纠结 </summary>
+        LittleConfused = 176,
+
+        /// <summary> doge </summary>
+        Doge = 179,
+
+        /// <summary> 惊喜 </summary>
+        Surprise = 180,
+
+        /// <summary> 骚扰 </summary>
+        Harassment = 181,
+
+        /// <summary> 笑哭 </summary>
+        LaughCry = 182,
+
+        /// <summary> 我最美 </summary>
+        IAmTheBest = 183,
+
+        /// <summary> 点赞 </summary>
+        Like = 201,
+
+        /// <summary> 托脸 </summary>
+        FaceSupport = 203,
+
+        /// <summary> 托腮 </summary>
+        FacePalm = 212,
+
+        /// <summary> 啵啵 </summary>
+        KissKiss = 214,
+
+        /// <summary> 蹭一蹭 </summary>
+        RubRub = 219,
+
+        /// <summary> 抱抱 </summary>
+        Hug = 222,
+
+        /// <summary> 拍手 </summary>
+        ClapHands = 227,
+
+        /// <summary> 佛系 </summary>
+        Zen = 232,
+
+        /// <summary> 喷脸 </summary>
+        FaceSpray = 240,
+
+        /// <summary> 甩头 </summary>
+        HeadShake = 243,
+
+        /// <summary> 加油抱抱 </summary>
+        CheerUpHug = 246,
+
+        /// <summary> 脑阔疼 </summary>
+        Headache = 262,
+
+        /// <summary> 捂脸 </summary>
+        Facepalm = 264,
+
+        /// <summary> 辣眼睛 </summary>
+        EyeBurn = 265,
+
+        /// <summary> 哦哟 </summary>
+        OhMy = 266,
+
+        /// <summary> 头秃 </summary>
+        Bald = 267,
+
+        /// <summary> 问号脸 </summary>
+        QuestionFace = 268,
+
+        /// <summary> 暗中观察 </summary>
+        Observing = 269,
+
+        /// <summary> emm </summary>
+        Emm = 270,
+
+        /// <summary> 吃瓜 </summary>
+        EatingMelon = 271,
+
+        /// <summary> 呵呵哒 </summary>
+        Hehe = 272,
+
+        /// <summary> 我酸了 </summary>
+        IAmJealous = 273,
+
+        /// <summary> 汪汪 </summary>
+        WoofWoof = 277,
+
+        /// <summary> 汗 </summary>
+        Sweat = 278,
+
+        /// <summary> 无眼笑 </summary>
+        NoEyesSmile = 281,
+
+        /// <summary> 敬礼 </summary>
+        Salute = 282,
+
+        /// <summary> 面无表情 </summary>
+        Expressionless = 284,
+
+        /// <summary> 摸鱼 </summary>
+        Fishing = 285,
+
+        /// <summary> 哦 </summary>
+        Oh = 287,
+
+        /// <summary> 睁眼 </summary>
+        OpenEyes = 289,
+
+        /// <summary> 敲开心 </summary>
+        VeryHappy = 290,
+
+        /// <summary> 摸锦鲤 </summary>
+        TouchKoi = 293,
+
+        /// <summary> 期待 </summary>
+        Expectation = 294,
+
+        /// <summary> 拜谢 </summary>
+        ThankYou = 297,
+
+        /// <summary> 元宝 </summary>
+        Yuanbao = 298,
+
+        /// <summary> 牛啊 </summary>
+        Awesome = 299,
+
+        /// <summary> 右亲亲 </summary>
+        RightKiss = 305,
+
+        /// <summary> 牛气冲天 </summary>
+        Bullish = 306,
+
+        /// <summary> 喵喵 </summary>
+        MeowMeow = 307,
+
+        /// <summary> 仔细分析 </summary>
+        CarefulAnalysis = 314,
+
+        /// <summary> 加油 </summary>
+        CheerUp = 315,
+
+        /// <summary> 崇拜 </summary>
+        Worship = 318,
+
+        /// <summary> 比心 </summary>
+        HeartGesture = 319,
+
+        /// <summary> 庆祝 </summary>
+        Celebration = 320,
+
+        /// <summary> 拒绝 </summary>
+        Refuse = 322,
+
+        /// <summary> 吃糖 </summary>
+        EatCandy = 324,
+
+        /// <summary> 生气 </summary>
+        Angry = 326
+    }
+
+    /// <summary>
+    ///     提供受支持的 QQ 表情符号。
+    /// </summary>
+    public enum Emoji
+    {
+        /// <summary> ☀ 晴天 </summary>
+        Sun = 9728,
+
+        /// <summary> ☕ 咖啡 </summary>
+        HotBeverage = 9749,
+
+        /// <summary> ☺ 可爱 </summary>
+        SmilingFace = 9786,
+
+        /// <summary> ✨ 闪光 </summary>
+        Sparkles = 10024,
+
+        /// <summary> ❌ 错误 </summary>
+        CrossMark = 10060,
+
+        /// <summary> ❔ 问号 </summary>
+        WhiteQuestionMark = 10068,
+
+        /// <summary> 🌹 玫瑰 </summary>
+        Rose = 127801,
+
+        /// <summary> 🍉 西瓜 </summary>
+        Watermelon = 127817,
+
+        /// <summary> 🍎 苹果 </summary>
+        RedApple = 127822,
+
+        /// <summary> 🍓 草莓 </summary>
+        Strawberry = 127827,
+
+        /// <summary> 🍜 拉面 </summary>
+        SteamingBowl = 127836,
+
+        /// <summary> 🍞 面包 </summary>
+        Bread = 127838,
+
+        /// <summary> 🍧 刨冰 </summary>
+        ShavedIce = 127847,
+
+        /// <summary> 🍺 啤酒 </summary>
+        BeerMug = 127866,
+
+        /// <summary> 🍻 干杯 </summary>
+        ClinkingBeerMugs = 127867,
+
+        /// <summary> 🎉 庆祝 </summary>
+        PartyPopper = 127881,
+
+        /// <summary> 🐛 虫 </summary>
+        Bug = 128027,
+
+        /// <summary> 🐮 牛 </summary>
+        CowFace = 128046,
+
+        /// <summary> 🐳 鲸鱼 </summary>
+        SpoutingWhale = 128051,
+
+        /// <summary> 🐵 猴 </summary>
+        MonkeyFace = 128053,
+
+        /// <summary> 👊 拳头 </summary>
+        OncomingFist = 128074,
+
+        /// <summary> 👌 好的 </summary>
+        OkHand = 128076,
+
+        /// <summary> 👍 厉害 </summary>
+        ThumbsUp = 128077,
+
+        /// <summary> 👏 鼓掌 </summary>
+        ClappingHands = 128079,
+
+        /// <summary> 👙 内衣 </summary>
+        Bikini = 128089,
+
+        /// <summary> 👦 男孩 </summary>
+        Boy = 128102,
+
+        /// <summary> 👨 爸爸 </summary>
+        Man = 128104,
+
+        /// <summary> 💓 爱心 </summary>
+        BeatingHeart = 128147,
+
+        /// <summary> 💝 礼物 </summary>
+        HeartWithRibbon = 128157,
+
+        /// <summary> 💤 睡觉 </summary>
+        Zzz = 128164,
+
+        /// <summary> 💦 水 </summary>
+        SweatDroplets = 128166,
+
+        /// <summary> 💨 吹气 </summary>
+        DashingAway = 128168,
+
+        /// <summary> 💪 肌肉 </summary>
+        FlexedBiceps = 128170,
+
+        /// <summary> 📫 邮箱 </summary>
+        ClosedMailboxWithRaisedFlag = 128235,
+
+        /// <summary> 🔥 火 </summary>
+        Fire = 128293,
+
+        /// <summary> 😁 呲牙 </summary>
+        GrinningFaceWithSmilingEyes = 128513,
+
+        /// <summary> 😂 激动 </summary>
+        FaceWithTearsOfJoy = 128514,
+
+        /// <summary> 😄 高兴 </summary>
+        SmilingFaceWithOpenMouth = 128516,
+
+        /// <summary> 😊 嘿嘿 </summary>
+        SmilingFaceWithSmilingEyes = 128522,
+
+        /// <summary> 😌 羞涩 </summary>
+        RelievedFace = 128524,
+
+        /// <summary> 😏 哼哼 </summary>
+        SmirkingFace = 128527,
+
+        /// <summary> 😒 不屑 </summary>
+        UnamusedFace = 128530,
+
+        /// <summary> 😓 汗 </summary>
+        FaceWithColdSweat = 128531,
+
+        /// <summary> 😔 失落 </summary>
+        PensiveFace = 128532,
+
+        /// <summary> 😘 飞吻 </summary>
+        FaceBlowingAKiss = 128536,
+
+        /// <summary> 😚 亲亲 </summary>
+        KissingFaceWithClosedEyes = 128538,
+
+        /// <summary> 😜 淘气 </summary>
+        WinkingFaceWithTongue = 128540,
+
+        /// <summary> 😝 吐舌 </summary>
+        SquintingFaceWithTongue = 128541,
+
+        /// <summary> 😭 大哭 </summary>
+        LoudlyCryingFace = 128557,
+
+        /// <summary> 😰 紧张 </summary>
+        AnxiousFaceWithSweat = 128560,
+
+        /// <summary> 😳 瞪眼 </summary>
+        FlushedFace = 128563
+    }
+
+    internal static readonly FrozenDictionary<System, string> SystemNames = new Dictionary<System, string>
+    {
+        [System.Proud] = "得意",
+        [System.Tearful] = "流泪",
+        [System.Sleep] = "睡",
+        [System.Crying] = "大哭",
+        [System.Embarrassed] = "尴尬",
+        [System.Naughty] = "调皮",
+        [System.Smile] = "微笑",
+        [System.Cool] = "酷",
+        [System.Cute] = "可爱",
+        [System.Arrogant] = "傲慢",
+        [System.Hungry] = "饥饿",
+        [System.Sleepy] = "困",
+        [System.Terrified] = "惊恐",
+        [System.Sweating] = "流汗",
+        [System.SillySmile] = "憨笑",
+        [System.Relaxed] = "悠闲",
+        [System.Struggling] = "奋斗",
+        [System.Questioning] = "疑问",
+        [System.Shush] = "嘘",
+        [System.Dizzy] = "晕",
+        [System.Knocking] = "敲打",
+        [System.Goodbye] = "再见",
+        [System.Shivering] = "发抖",
+        [System.Love] = "爱情",
+        [System.Jumping] = "跳跳",
+        [System.Hugging] = "拥抱",
+        [System.Cake] = "蛋糕",
+        [System.Coffee] = "咖啡",
+        [System.Rose] = "玫瑰",
+        [System.Heart] = "爱心",
+        [System.Sun] = "太阳",
+        [System.Moon] = "月亮",
+        [System.ThumbsUp] = "赞",
+        [System.Handshake] = "握手",
+        [System.Victory] = "胜利",
+        [System.FlyingKiss] = "飞吻",
+        [System.Watermelon] = "西瓜",
+        [System.ColdSweat] = "冷汗",
+        [System.WipingSweat] = "擦汗",
+        [System.PickingNose] = "抠鼻",
+        [System.Clapping] = "鼓掌",
+        [System.EmbarrassedBig] = "糗大了",
+        [System.EvilSmile] = "坏笑",
+        [System.LeftHmph] = "左哼哼",
+        [System.RightHmph] = "右哼哼",
+        [System.Yawn] = "哈欠",
+        [System.Grievance] = "委屈",
+        [System.LeftKiss] = "左亲亲",
+        [System.Pitiful] = "可怜",
+        [System.ShowLove] = "示爱",
+        [System.FistSalute] = "抱拳",
+        [System.Fist] = "拳头",
+        [System.LoveYou] = "爱你",
+        [System.No] = "NO",
+        [System.Ok] = "OK",
+        [System.Spinning] = "转圈",
+        [System.Waving] = "挥手",
+        [System.Cheers] = "喝彩",
+        [System.Lollipop] = "棒棒糖",
+        [System.Tea] = "茶",
+        [System.CryingRun] = "泪奔",
+        [System.Helpless] = "无奈",
+        [System.CuteAct] = "卖萌",
+        [System.LittleConfused] = "小纠结",
+        [System.Doge] = "doge",
+        [System.Surprise] = "惊喜",
+        [System.Harassment] = "骚扰",
+        [System.LaughCry] = "笑哭",
+        [System.IAmTheBest] = "我最美",
+        [System.Like] = "点赞",
+        [System.FaceSupport] = "托脸",
+        [System.FacePalm] = "托腮",
+        [System.KissKiss] = "啵啵",
+        [System.RubRub] = "蹭一蹭",
+        [System.Hug] = "抱抱",
+        [System.ClapHands] = "拍手",
+        [System.Zen] = "佛系",
+        [System.FaceSpray] = "喷脸",
+        [System.HeadShake] = "甩头",
+        [System.CheerUpHug] = "加油抱抱",
+        [System.Headache] = "脑阔疼",
+        [System.Facepalm] = "捂脸",
+        [System.EyeBurn] = "辣眼睛",
+        [System.OhMy] = "哦哟",
+        [System.Bald] = "头秃",
+        [System.QuestionFace] = "问号脸",
+        [System.Observing] = "暗中观察",
+        [System.Emm] = "emm",
+        [System.EatingMelon] = "吃瓜",
+        [System.Hehe] = "呵呵哒",
+        [System.IAmJealous] = "我酸了",
+        [System.WoofWoof] = "汪汪",
+        [System.Sweat] = "汗",
+        [System.NoEyesSmile] = "无眼笑",
+        [System.Salute] = "敬礼",
+        [System.Expressionless] = "面无表情",
+        [System.Fishing] = "摸鱼",
+        [System.Oh] = "哦",
+        [System.OpenEyes] = "睁眼",
+        [System.VeryHappy] = "敲开心",
+        [System.TouchKoi] = "摸锦鲤",
+        [System.Expectation] = "期待",
+        [System.ThankYou] = "拜谢",
+        [System.Yuanbao] = "元宝",
+        [System.Awesome] = "牛啊",
+        [System.RightKiss] = "右亲亲",
+        [System.Bullish] = "牛气冲天",
+        [System.MeowMeow] = "喵喵",
+        [System.CarefulAnalysis] = "仔细分析",
+        [System.CheerUp] = "加油",
+        [System.Worship] = "崇拜",
+        [System.HeartGesture] = "比心",
+        [System.Celebration] = "庆祝",
+        [System.Refuse] = "拒绝",
+        [System.EatCandy] = "吃糖",
+        [System.Angry] = "生气",
+    }.ToFrozenDictionary();
+
+    internal static readonly FrozenDictionary<Emoji, string> EmojiNames = new Dictionary<Emoji, string>
+    {
+        [Emoji.Sun] = "晴天",
+        [Emoji.HotBeverage] = "咖啡",
+        [Emoji.SmilingFace] = "可爱",
+        [Emoji.Sparkles] = "闪光",
+        [Emoji.CrossMark] = "错误",
+        [Emoji.WhiteQuestionMark] = "问号",
+        [Emoji.Rose] = "玫瑰",
+        [Emoji.Watermelon] = "西瓜",
+        [Emoji.RedApple] = "苹果",
+        [Emoji.Strawberry] = "草莓",
+        [Emoji.SteamingBowl] = "拉面",
+        [Emoji.Bread] = "面包",
+        [Emoji.ShavedIce] = "刨冰",
+        [Emoji.BeerMug] = "啤酒",
+        [Emoji.ClinkingBeerMugs] = "干杯",
+        [Emoji.PartyPopper] = "庆祝",
+        [Emoji.Bug] = "虫",
+        [Emoji.CowFace] = "牛",
+        [Emoji.SpoutingWhale] = "鲸鱼",
+        [Emoji.MonkeyFace] = "猴",
+        [Emoji.OncomingFist] = "拳头",
+        [Emoji.OkHand] = "好的",
+        [Emoji.ThumbsUp] = "厉害",
+        [Emoji.ClappingHands] = "鼓掌",
+        [Emoji.Bikini] = "内衣",
+        [Emoji.Boy] = "男孩",
+        [Emoji.Man] = "爸爸",
+        [Emoji.BeatingHeart] = "爱心",
+        [Emoji.HeartWithRibbon] = "礼物",
+        [Emoji.Zzz] = "睡觉",
+        [Emoji.SweatDroplets] = "水",
+        [Emoji.DashingAway] = "吹气",
+        [Emoji.FlexedBiceps] = "肌肉",
+        [Emoji.ClosedMailboxWithRaisedFlag] = "邮箱",
+        [Emoji.Fire] = "火",
+        [Emoji.GrinningFaceWithSmilingEyes] = "呲牙",
+        [Emoji.FaceWithTearsOfJoy] = "激动",
+        [Emoji.SmilingFaceWithOpenMouth] = "高兴",
+        [Emoji.SmilingFaceWithSmilingEyes] = "嘿嘿",
+        [Emoji.RelievedFace] = "羞涩",
+        [Emoji.SmirkingFace] = "哼哼",
+        [Emoji.UnamusedFace] = "不屑",
+        [Emoji.FaceWithColdSweat] = "汗",
+        [Emoji.PensiveFace] = "失落",
+        [Emoji.FaceBlowingAKiss] = "飞吻",
+        [Emoji.KissingFaceWithClosedEyes] = "亲亲",
+        [Emoji.WinkingFaceWithTongue] = "淘气",
+        [Emoji.SquintingFaceWithTongue] = "吐舌",
+        [Emoji.LoudlyCryingFace] = "大哭",
+        [Emoji.AnxiousFaceWithSweat] = "紧张",
+        [Emoji.FlushedFace] = "瞪眼",
+    }.ToFrozenDictionary();
+}
diff --git a/src/QQBot.Net.Core/Entities/Emotes/IEmote.cs b/src/QQBot.Net.Core/Entities/Emotes/IEmote.cs
index 8dafcc6..b38c75d 100644
--- a/src/QQBot.Net.Core/Entities/Emotes/IEmote.cs
+++ b/src/QQBot.Net.Core/Entities/Emotes/IEmote.cs
@@ -5,6 +5,11 @@ namespace QQBot;
 /// </summary>
 public interface IEmote : IEntity<string>
 {
+    /// <summary>
+    ///     获取此表情符号的类型。
+    /// </summary>
+    EmojiType Type { get; }
+
     /// <summary>
     ///     获取此表情符号的显示名称或 Unicode 表示。
     /// </summary>
diff --git a/src/QQBot.Net.Core/Entities/Guilds/IGuild.cs b/src/QQBot.Net.Core/Entities/Guilds/IGuild.cs
index 1407087..6b0e3f2 100644
--- a/src/QQBot.Net.Core/Entities/Guilds/IGuild.cs
+++ b/src/QQBot.Net.Core/Entities/Guilds/IGuild.cs
@@ -110,7 +110,7 @@ public interface IGuild : IEntity<ulong>
     /// </summary>
     /// <param name="mode"> 指示当前方法是否应该仅从缓存中获取结果，还是可以通过 API 请求获取数据。 </param>
     /// <param name="options"> 发送请求时要使用的选项。 </param>
-    /// <returns> 一个表示异步获取操作的任务。任务的结果包含此频道内的所有用户。 </returns>
+    /// <returns> 一个表示异步操作的可枚举集合，包含此频道内的所有用户。 </returns>
     IAsyncEnumerable<IReadOnlyCollection<IGuildMember>> GetUsersAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions? options = null);
 
     /// <summary>
diff --git a/src/QQBot.Net.Core/Entities/Messages/EmojiType.cs b/src/QQBot.Net.Core/Entities/Messages/EmojiType.cs
deleted file mode 100644
index c580647..0000000
--- a/src/QQBot.Net.Core/Entities/Messages/EmojiType.cs
+++ /dev/null
@@ -1,17 +0,0 @@
-namespace QQBot;
-
-/// <summary>
-///     表示一个表情方式的类型。
-/// </summary>
-public enum EmojiType
-{
-    /// <summary>
-    ///     系统表情。
-    /// </summary>
-    System = 1,
-
-    /// <summary>
-    ///     Emoji 表情。
-    /// </summary>
-    Emoji = 2
-}
diff --git a/src/QQBot.Net.Core/Entities/Messages/IMessage.cs b/src/QQBot.Net.Core/Entities/Messages/IMessage.cs
index 584c0da..f7ba052 100644
--- a/src/QQBot.Net.Core/Entities/Messages/IMessage.cs
+++ b/src/QQBot.Net.Core/Entities/Messages/IMessage.cs
@@ -49,4 +49,28 @@ public interface IMessage : IEntity<string>
     ///     获取此消息中解析出的所有标签。
     /// </summary>
     IReadOnlyCollection<ITag> Tags { get; }
+
+    /// <summary>
+    ///     获此消息指定表情符号的所有回应用户。
+    /// </summary>
+    /// <param name="emote"> 要获取回应用户的表情符号。 </param>
+    /// <param name="options"> 发送请求时要使用的选项。 </param>
+    /// <returns> 一个表示异步操作的可枚举集合，结果包含了所有回应用户的集合。 </returns>
+    IAsyncEnumerable<IReadOnlyCollection<IGuildUser>> GetReactionUsersAsync(IEmote emote, RequestOptions? options = null);
+
+    /// <summary>
+    ///     向此消息添加一个回应。
+    /// </summary>
+    /// <param name="emote"> 要用于向此消息添加回应的表情符号。 </param>
+    /// <param name="options"> 发送请求时要使用的选项。 </param>
+    /// <returns> 一个表示添加添加异步操作的任务。 </returns>
+    Task AddReactionAsync(IEmote emote, RequestOptions? options = null);
+
+    /// <summary>
+    ///     从此消息中移除一个当前用户的回应。
+    /// </summary>
+    /// <param name="emote"> 要从此消息移除的回应的表情符号。 </param>
+    /// <param name="options"> 发送请求时要使用的选项。 </param>
+    /// <returns> 一个表示异步移除操作的任务。 </returns>
+    Task RemoveReactionAsync(IEmote emote, RequestOptions? options = null);
 }
diff --git a/src/QQBot.Net.Core/Entities/RichText/RichText.cs b/src/QQBot.Net.Core/Entities/RichText/RichText.cs
index dd52ab7..13b0caf 100644
--- a/src/QQBot.Net.Core/Entities/RichText/RichText.cs
+++ b/src/QQBot.Net.Core/Entities/RichText/RichText.cs
@@ -8,6 +8,8 @@ namespace QQBot;
 [DebuggerDisplay("{DebuggerDisplay,nq}")]
 public class RichText
 {
+    internal static RichText Empty { get; } = new([]);
+
     /// <summary>
     ///     获取此富文本的段落。
     /// </summary>
diff --git a/src/QQBot.Net.Core/Entities/Roles/IRole.cs b/src/QQBot.Net.Core/Entities/Roles/IRole.cs
index 988ddbd..f406b19 100644
--- a/src/QQBot.Net.Core/Entities/Roles/IRole.cs
+++ b/src/QQBot.Net.Core/Entities/Roles/IRole.cs
@@ -45,7 +45,7 @@ public interface IRole : IEntity<uint>, IDeletable
     /// </summary>
     /// <param name="mode"> 指示当前方法是否应该仅从缓存中获取结果，还是可以通过 API 请求获取数据。 </param>
     /// <param name="options"> 发送请求时要使用的选项。 </param>
-    /// <returns> 一个表示异步获取操作的任务。任务的结果包含所有拥有此身份组的用户。 </returns>
+    /// <returns> 一个表示异步操作的可枚举集合，结果包含所有拥有此身份组的用户。 </returns>
     IAsyncEnumerable<IReadOnlyCollection<IGuildMember>> GetUsersAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions? options = null);
 
     /// <summary>
diff --git a/src/QQBot.Net.Core/Utils/MentionUtils.cs b/src/QQBot.Net.Core/Utils/MentionUtils.cs
index 64cc93e..2805859 100644
--- a/src/QQBot.Net.Core/Utils/MentionUtils.cs
+++ b/src/QQBot.Net.Core/Utils/MentionUtils.cs
@@ -115,10 +115,13 @@ public static bool TryParseChannel(string text, out ulong channelId)
         return false;
     }
 
-    internal static string Resolve(IMessage msg, int startIndex,
+    internal static string? Resolve(IMessage msg, int startIndex,
         TagHandling userHandling, TagHandling channelHandling,
         TagHandling everyoneHandling, TagHandling emojiHandling)
     {
+        if (string.IsNullOrWhiteSpace(msg.Content))
+            return msg.Content;
+
         StringBuilder text = new(msg.Content[startIndex..]);
         IReadOnlyCollection<ITag> tags = msg.Tags;
         int indexOffset = -startIndex;
@@ -209,7 +212,7 @@ internal static string ResolveEmoji(ITag tag, TagHandling mode)
     {
         if (mode == TagHandling.Remove)
             return string.Empty;
-        if (tag.Value is not Emote emoji)
+        if (tag.Value is not IEmote emoji)
             return string.Empty;
 
         //Remove if its name contains any bad chars (prevents a few tag exploits)
diff --git a/src/QQBot.Net.Core/Utils/Paging/PageInfo.cs b/src/QQBot.Net.Core/Utils/Paging/PageInfo.cs
index a420fed..877e8aa 100644
--- a/src/QQBot.Net.Core/Utils/Paging/PageInfo.cs
+++ b/src/QQBot.Net.Core/Utils/Paging/PageInfo.cs
@@ -7,6 +7,7 @@ internal class PageInfo
     public int? Count { get; set; }
     public int PageSize { get; set; }
     public int? Remaining { get; set; }
+    public string? Cookie { get; set; }
 
     internal PageInfo(ulong? position, int? count, int pageSize)
     {
diff --git a/src/QQBot.Net.Rest/API/Common/ChannelMessage.cs b/src/QQBot.Net.Rest/API/Common/ChannelMessage.cs
index ee2e9f7..e967b02 100644
--- a/src/QQBot.Net.Rest/API/Common/ChannelMessage.cs
+++ b/src/QQBot.Net.Rest/API/Common/ChannelMessage.cs
@@ -15,7 +15,7 @@ internal class ChannelMessage
     public required ulong GuildId { get; set; }
 
     [JsonPropertyName("content")]
-    public required string Content { get; set; }
+    public string? Content { get; set; }
 
     [JsonPropertyName("timestamp")]
     [DateTimeOffsetTimestampJsonConverter(Unit = DateTimeOffsetTimestampJsonConverter.Format.ISO8601)]
diff --git a/src/QQBot.Net.Rest/API/Rest/GetChannelMessageReactionUsersResponse.cs b/src/QQBot.Net.Rest/API/Rest/GetChannelMessageReactionUsersResponse.cs
index 728dca3..97e30fe 100644
--- a/src/QQBot.Net.Rest/API/Rest/GetChannelMessageReactionUsersResponse.cs
+++ b/src/QQBot.Net.Rest/API/Rest/GetChannelMessageReactionUsersResponse.cs
@@ -8,8 +8,8 @@ internal class GetChannelMessageReactionUsersResponse
     public required User[] Users { get; set; }
 
     [JsonPropertyName("cookie")]
-    public required string Cookie { get; set; }
+    public string? Cookie { get; set; }
 
-    [JsonPropertyName("ie_end")]
+    [JsonPropertyName("is_end")]
     public required bool IsEnd { get; set; }
 }
diff --git a/src/QQBot.Net.Rest/Entities/Messages/MessageHelper.cs b/src/QQBot.Net.Rest/Entities/Messages/MessageHelper.cs
index 6f6dd4f..9fe8711 100644
--- a/src/QQBot.Net.Rest/Entities/Messages/MessageHelper.cs
+++ b/src/QQBot.Net.Rest/Entities/Messages/MessageHelper.cs
@@ -43,9 +43,10 @@ await client.ApiClient
         }
     }
 
-    public static ImmutableArray<ITag> ParseTags(string text, IMessageChannel channel, IGuild? guild,
+    public static ImmutableArray<ITag> ParseTags(string? text, IMessageChannel channel, IGuild? guild,
         IRole? everyoneRole, IReadOnlyCollection<IGuildUser> userMentions)
     {
+        if (string.IsNullOrWhiteSpace(text)) return ImmutableArray<ITag>.Empty;
         ImmutableArray<ITag>.Builder tags = ImmutableArray.CreateBuilder<ITag>();
         int index = 0;
 
@@ -128,5 +129,42 @@ public static ImmutableArray<ITag> ParseTags(string text, IMessageChannel channe
         return i;
     }
 
+    public static async IAsyncEnumerable<IReadOnlyCollection<API.User>> GetReactionUsersAsync(IMessage message,
+        BaseQQBotClient client, IEmote emote, int? limit, RequestOptions? options)
+    {
+        if (message.Channel is not ITextChannel textChannel)
+            throw new NotSupportedException("Unsupported channel type.");
+        int? remaining = limit;
+        bool isEnd = false;
+        string? cookie = null;
+        while (remaining <= 0 || !isEnd)
+        {
+            GetChannelMessageReactionUsersParams args = new()
+            {
+                Cookie = cookie,
+                Limit = Math.Clamp(remaining ?? QQBotConfig.MaxReactionUsersPerBatch, 1, QQBotConfig.MaxReactionUsersPerBatch)
+            };
+            GetChannelMessageReactionUsersResponse response = await client.ApiClient
+                .GetChannelMessageReactionUsersAsync(textChannel.Id, message.Id, emote.Type, emote.Id, args, options)
+                .ConfigureAwait(false);
+            isEnd = response.IsEnd || response.Users.Length == 0;
+            cookie = response.Cookie;
+            remaining -= response.Users.Length;
+            yield return response.Users;
+        }
+    }
 
+    public static Task AddReactionAsync(IMessage message, BaseQQBotClient client, IEmote emote, RequestOptions? options)
+    {
+        if (message.Channel is not ITextChannel textChannel)
+            throw new NotSupportedException("Unsupported channel type.");
+        return client.ApiClient.AddChannelMessageReactionAsync(textChannel.Id, message.Id, emote.Type, emote.Id, options);
+    }
+
+    public static Task RemoveReactionAsync(IMessage message, BaseQQBotClient client, IEmote emote, RequestOptions? options)
+    {
+        if (message.Channel is not ITextChannel textChannel)
+            throw new NotSupportedException("Unsupported channel type.");
+        return client.ApiClient.RemoveChannelMessageReactionAsync(textChannel.Id, message.Id, emote.Type, emote.Id, options);
+    }
 }
diff --git a/src/QQBot.Net.Rest/Entities/Messages/RestMessage.cs b/src/QQBot.Net.Rest/Entities/Messages/RestMessage.cs
index 171857c..89991ae 100644
--- a/src/QQBot.Net.Rest/Entities/Messages/RestMessage.cs
+++ b/src/QQBot.Net.Rest/Entities/Messages/RestMessage.cs
@@ -1,5 +1,6 @@
 using System.Collections.Immutable;
 using System.Diagnostics;
+using QQBot.API;
 
 namespace QQBot.Rest;
 
@@ -65,7 +66,7 @@ internal static RestUserMessage Create(BaseQQBotClient client,
 
     internal virtual void Update(API.ChannelMessage model)
     {
-        Content = model.Content;
+        Content = model.Content ?? string.Empty;
         Timestamp = model.Timestamp;
         if (model.Attachments is { Length: > 0 } attachments)
             Attachments = [..attachments.Select(MessageHelper.CreateAttachment)];
@@ -86,6 +87,26 @@ internal virtual void Update(API.Rest.SendUserGroupMessageParams args, API.Rest.
         _tags = MessageHelper.ParseTags(Content, Channel, guild, null, []);
     }
 
+    /// <inheritdoc cref="QQBot.IMessage.GetReactionUsersAsync(QQBot.IEmote,QQBot.RequestOptions)" />
+    public async IAsyncEnumerable<IReadOnlyCollection<RestGuildUser>> GetReactionUsersAsync(IEmote emote, RequestOptions? options = null)
+    {
+        IAsyncEnumerable<IReadOnlyCollection<User>> asyncEnumerable = MessageHelper
+            .GetReactionUsersAsync(this, Client, emote, null, options);
+        await foreach (IReadOnlyCollection<User> models in asyncEnumerable)
+        {
+            IReadOnlyCollection<RestGuildUser> users = [..models.Select(x => RestGuildUser.Create(Client, x))];
+            yield return users;
+        }
+    }
+
+    /// <inheritdoc />
+    public Task AddReactionAsync(IEmote emote, RequestOptions? options = null) =>
+        MessageHelper.AddReactionAsync(this, Client, emote, options);
+
+    /// <inheritdoc />
+    public Task RemoveReactionAsync(IEmote emote, RequestOptions? options = null) =>
+        MessageHelper.RemoveReactionAsync(this, Client, emote, options);
+
     private string DebuggerDisplay => $"{Author}: {Content} ({Id}{
         Attachments.Count switch
         {
@@ -102,5 +123,13 @@ internal virtual void Update(API.Rest.SendUserGroupMessageParams args, API.Rest.
     /// <inheritdoc />
     IReadOnlyCollection<IEmbed> IMessage.Embeds => Embeds;
 
+    /// <inheritdoc />
+    async IAsyncEnumerable<IReadOnlyCollection<IGuildUser>> IMessage.GetReactionUsersAsync(IEmote emote, RequestOptions? options)
+    {
+        IAsyncEnumerable<IReadOnlyCollection<RestGuildUser>> asyncEnumerable = GetReactionUsersAsync(emote, options);
+        await foreach (IReadOnlyCollection<RestGuildUser> users in asyncEnumerable)
+            yield return users;
+    }
+
     #endregion
 }
diff --git a/src/QQBot.Net.Rest/Entities/Threads/RestThread.cs b/src/QQBot.Net.Rest/Entities/Threads/RestThread.cs
index 14eefca..17b6b3c 100644
--- a/src/QQBot.Net.Rest/Entities/Threads/RestThread.cs
+++ b/src/QQBot.Net.Rest/Entities/Threads/RestThread.cs
@@ -30,22 +30,25 @@ public class RestThread : RestEntity<string>, IThread
     public DateTimeOffset CreatedAt { get; private set; }
 
     /// <inheritdoc />
-    private RestThread(BaseQQBotClient client, string id,
-        IForumChannel channel, ulong authorId, string title, string content, DateTimeOffset createdAt)
+    private RestThread(BaseQQBotClient client, string id, IForumChannel channel, ulong authorId)
         : base(client, id)
     {
         Guild = channel.Guild;
         Channel = channel;
         AuthorId = authorId;
-        Title = title;
-        RawContent = content;
-        Content = ForumHelper.ParseContent(content);
-        CreatedAt = createdAt;
+        Title = string.Empty;
+        RawContent = string.Empty;
+        Content = RichText.Empty;
+        CreatedAt = DateTimeOffset.Now;
     }
 
     internal static RestThread Create(BaseQQBotClient client,
-        IForumChannel channel, ulong authorId, API.ThreadInfo model) =>
-        new(client, model.ThreadId, channel, authorId, model.Title, model.Content, model.DateTime);
+        IForumChannel channel, ulong authorId, API.ThreadInfo model)
+    {
+        RestThread thread = new(client, model.ThreadId, channel, authorId);
+        thread.Update(model);
+        return thread;
+    }
 
     internal void Update(API.ThreadInfo model)
     {
diff --git a/src/QQBot.Net.Rest/Entities/Users/RestGuildMember.cs b/src/QQBot.Net.Rest/Entities/Users/RestGuildMember.cs
index 293a142..dc64d99 100644
--- a/src/QQBot.Net.Rest/Entities/Users/RestGuildMember.cs
+++ b/src/QQBot.Net.Rest/Entities/Users/RestGuildMember.cs
@@ -92,5 +92,5 @@ public Task RemoveRolesAsync(IEnumerable<IRole> roles, RequestOptions? options =
     public override string ToString() => Username;
 
     private string DebuggerDisplay =>
-        $"{Nickname ?? Username} ({(Nickname is not null ? $"{Username}, " : string.Empty)}{Id}{(IsBot ?? false ? ", Bot" : "")}, Guild)";
+        $"{Nickname ?? Username} ({(Nickname is not null ? $"{Username}, " : string.Empty)}{Id}{(IsBot ?? false ? ", Bot" : "")}, GuildMember)";
 }
diff --git a/src/QQBot.Net.Rest/QQBotRestApiClient.cs b/src/QQBot.Net.Rest/QQBotRestApiClient.cs
index 77622a7..09fb832 100644
--- a/src/QQBot.Net.Rest/QQBotRestApiClient.cs
+++ b/src/QQBot.Net.Rest/QQBotRestApiClient.cs
@@ -645,8 +645,9 @@ public async Task AddChannelMessageReactionAsync(ulong channelId, string message
         options = RequestOptions.CreateOrClone(options);
 
         BucketIds ids = new(0, channelId);
+        string emojiTypeString = ((int)emojiType).ToString();
         await SendAsync(HttpMethod.Put,
-                () => $"channels/{channelId}/messages/{messageId}/reactions/{(int)emojiType}/{emojiId}", ids, ClientBucketType.SendEdit, options)
+                () => $"channels/{channelId}/messages/{messageId}/reactions/{emojiTypeString}/{emojiId}", ids, ClientBucketType.SendEdit, options)
             .ConfigureAwait(false);
     }
 
@@ -658,8 +659,9 @@ public async Task RemoveChannelMessageReactionAsync(ulong channelId, string mess
         options = RequestOptions.CreateOrClone(options);
 
         BucketIds ids = new(0, channelId);
+        string emojiTypeString = ((int)emojiType).ToString();
         await SendAsync(HttpMethod.Delete,
-                () => $"channels/{channelId}/messages/{messageId}/reactions/{(int)emojiType}/{emojiId}", ids, ClientBucketType.SendEdit, options)
+                () => $"channels/{channelId}/messages/{messageId}/reactions/{emojiTypeString}/{emojiId}", ids, ClientBucketType.SendEdit, options)
             .ConfigureAwait(false);
     }
 
@@ -677,8 +679,9 @@ public async Task<GetChannelMessageReactionUsersResponse> GetChannelMessageReact
             query += $"&cookie={args.Cookie}";
 
         BucketIds ids = new(0, channelId);
+        string emojiTypeString = ((int)emojiType).ToString();
         return await SendAsync<GetChannelMessageReactionUsersResponse>(HttpMethod.Get,
-                () => $"channels/{channelId}/messages/{messageId}/reactions/{(int)emojiType}/{emojiId}{query}", ids, ClientBucketType.SendEdit, false, options)
+                () => $"channels/{channelId}/messages/{messageId}/reactions/{emojiTypeString}/{emojiId}{query}", ids, ClientBucketType.SendEdit, false, options)
             .ConfigureAwait(false);
     }
 
diff --git a/src/QQBot.Net.WebSocket/ClientState.cs b/src/QQBot.Net.WebSocket/ClientState.cs
index b456824..b9ba3aa 100644
--- a/src/QQBot.Net.WebSocket/ClientState.cs
+++ b/src/QQBot.Net.WebSocket/ClientState.cs
@@ -12,7 +12,7 @@ internal class ClientState
     private readonly ConcurrentDictionary<Guid, SocketUserChannel> _userChannels;
     private readonly ConcurrentDictionary<ulong, SocketGuild> _guilds;
     private readonly ConcurrentDictionary<string, SocketGlobalUser> _globalUsers;
-    private readonly ConcurrentDictionary<string, SocketGuildUser> _guildUsers;
+    private readonly ConcurrentDictionary<ulong, SocketGuildUser> _guildUsers;
 
     internal IReadOnlyCollection<SocketChannel> Channels => _channels.ToReadOnlyCollection();
 
@@ -31,7 +31,7 @@ public ClientState(int guildCount)
         _userChannels = new ConcurrentDictionary<Guid, SocketUserChannel>(ConcurrentHashSet.DefaultConcurrencyLevel, 0);
         _guilds = new ConcurrentDictionary<ulong, SocketGuild>(ConcurrentHashSet.DefaultConcurrencyLevel, (int)(guildCount * CollectionMultiplier));
         _globalUsers = new ConcurrentDictionary<string, SocketGlobalUser>(ConcurrentHashSet.DefaultConcurrencyLevel, 0);
-        _guildUsers = new ConcurrentDictionary<string, SocketGuildUser>(ConcurrentHashSet.DefaultConcurrencyLevel, 0);
+        _guildUsers = new ConcurrentDictionary<ulong, SocketGuildUser>(ConcurrentHashSet.DefaultConcurrencyLevel, 0);
     }
 
     #region Guild
@@ -92,15 +92,12 @@ internal SocketGlobalUser GetOrAddGlobalUser(Guid id, Func<Guid, SocketGlobalUse
 
     #region Guild Users
 
-    internal SocketGuildUser? GetGuildUser(string id) => _guildUsers.GetValueOrDefault(id);
+    internal SocketGuildUser? GetGuildUser(ulong id) => _guildUsers.GetValueOrDefault(id);
 
     internal SocketGuildUser GetOrAddGuildUser(ulong id, Func<ulong, SocketGuildUser> userFactory) =>
-        _guildUsers.GetOrAdd(id.ToString(), _ => userFactory(id));
+        _guildUsers.GetOrAdd(id, _ => userFactory(id));
 
-    internal SocketGuildUser GetOrAddGuildUser(Guid id, Func<Guid, SocketGuildUser> userFactory) =>
-        _guildUsers.GetOrAdd(id.ToIdString(), _ => userFactory(id));
-
-    internal SocketGuildUser? RemoveGuildUser(string id) =>
+    internal SocketGuildUser? RemoveGuildUser(ulong id) =>
         _guildUsers.TryRemove(id, out SocketGuildUser? user) ? user : null;
 
     #endregion
diff --git a/src/QQBot.Net.WebSocket/Entities/Messages/SocketMessage.cs b/src/QQBot.Net.WebSocket/Entities/Messages/SocketMessage.cs
index 5c37162..02d5a1b 100644
--- a/src/QQBot.Net.WebSocket/Entities/Messages/SocketMessage.cs
+++ b/src/QQBot.Net.WebSocket/Entities/Messages/SocketMessage.cs
@@ -61,7 +61,7 @@ internal static SocketMessage Create(QQBotSocketClient client, ClientState state
 
     internal virtual void Update(ClientState state, API.ChannelMessage model)
     {
-        Content = model.Content;
+        Content = model.Content ?? string.Empty;
         Timestamp = model.Timestamp;
         if (model.Attachments is { Length: > 0 } attachments)
             Attachments = [..attachments.Select(MessageHelper.CreateAttachment)];
@@ -84,6 +84,37 @@ internal virtual void Update(ClientState state, API.Gateway.MessageCreatedEvent
         _tags = MessageHelper.ParseTags(model.Content, Channel, guild, (guild as SocketGuild)?.EveryoneRole, []);
     }
 
+    /// <inheritdoc />
+    public async IAsyncEnumerable<IReadOnlyCollection<IGuildUser>> GetReactionUsersAsync(IEmote emote, RequestOptions? options = null)
+    {
+        IAsyncEnumerable<IReadOnlyCollection<API.User>> asyncEnumerable = MessageHelper
+            .GetReactionUsersAsync(this, Client, emote, null, options);
+        SocketGuild? guild = (Channel as IGuildChannel)?.Guild as SocketGuild;
+        await foreach (IReadOnlyCollection<API.User> models in asyncEnumerable)
+        {
+            IReadOnlyCollection<IGuildUser> users = [..models.Select<API.User, IGuildUser>(x =>
+            {
+                if (guild?.AddOrUpdateUser(x, null) is { } guildMember)
+                    return guildMember;
+                if (Client.GetGuildUser(x.Id) is { } guildUser)
+                {
+                    guildUser.Update(Client.State, x);
+                    return guildUser;
+                }
+                return RestGuildUser.Create(Client, x);
+            })];
+            yield return users;
+        }
+    }
+
+    /// <inheritdoc />
+    public Task AddReactionAsync(IEmote emote, RequestOptions? options = null) =>
+        MessageHelper.AddReactionAsync(this, Client, emote, options);
+
+    /// <inheritdoc />
+    public Task RemoveReactionAsync(IEmote emote, RequestOptions? options = null) =>
+        MessageHelper.RemoveReactionAsync(this, Client, emote, options);
+
     private string DebuggerDisplay => $"{Author}: {Content} ({Id}{
         Attachments.Count switch
         {
diff --git a/src/QQBot.Net.WebSocket/Entities/Users/SocketGlobalUser.cs b/src/QQBot.Net.WebSocket/Entities/Users/SocketGlobalUser.cs
index 6ab69cf..92c7648 100644
--- a/src/QQBot.Net.WebSocket/Entities/Users/SocketGlobalUser.cs
+++ b/src/QQBot.Net.WebSocket/Entities/Users/SocketGlobalUser.cs
@@ -10,16 +10,24 @@ internal class SocketGlobalUser : SocketUser
     private ushort _references;
     private readonly UserScope _scope;
 
+    private string? _avatar;
+
     /// <inheritdoc />
     internal override SocketGlobalUser GlobalUser => this;
 
     /// <inheritdoc />
     public override string? Avatar
     {
-        get => Client.ApiClient.AppId.HasValue && OpenId.HasValue
+        get => GetAvatarUrl();
+        internal set => _avatar = value;
+    }
+
+    private string? GetAvatarUrl()
+    {
+        if (!string.IsNullOrEmpty(_avatar)) return _avatar;
+        return _avatar ?? (Client.ApiClient.AppId.HasValue && OpenId.HasValue
             ? UrlUtils.GetUserAvatarUrl(Client.ApiClient.AppId.Value, OpenId.Value)
-            : null;
-        internal set { }
+            : null);
     }
 
     internal Guid? OpenId { get; set; }
diff --git a/src/QQBot.Net.WebSocket/Entities/Users/SocketGuildMember.cs b/src/QQBot.Net.WebSocket/Entities/Users/SocketGuildMember.cs
index a4dbd02..20879a9 100644
--- a/src/QQBot.Net.WebSocket/Entities/Users/SocketGuildMember.cs
+++ b/src/QQBot.Net.WebSocket/Entities/Users/SocketGuildMember.cs
@@ -65,9 +65,12 @@ internal static SocketGuildMember Create(SocketGuild guild, ClientState state, A
     internal void Update(ClientState state, API.User userModel, API.Member? model)
     {
         base.Update(state, userModel);
-        Nickname = model?.Nickname;
-        RoleIds = model?.Roles;
-        JoinedAt = model?.JoinedAt;
+        if (model is not null)
+        {
+            Nickname = model.Nickname;
+            RoleIds = model.Roles;
+            JoinedAt = model.JoinedAt;
+        }
     }
 
     /// <inheritdoc />
@@ -118,7 +121,7 @@ public Task RemoveRolesAsync(IEnumerable<IRole> roles, RequestOptions? options =
     public override string ToString() => Username;
 
     private string DebuggerDisplay =>
-        $"{Nickname ?? Username}{(Nickname is not null ? Username : string.Empty)} ({Id}{(IsBot ?? false ? ", Bot" : "")}, Guild)";
+        $"{Nickname ?? Username} ({(Nickname is not null ? $"{Username}, " : string.Empty)}{Id}{(IsBot ?? false ? ", Bot" : "")}, GuildMember)";
 
     #region IGuild
 
diff --git a/src/QQBot.Net.WebSocket/QQBotShardedClient.cs b/src/QQBot.Net.WebSocket/QQBotShardedClient.cs
index 1b217b2..15a8355 100644
--- a/src/QQBot.Net.WebSocket/QQBotShardedClient.cs
+++ b/src/QQBot.Net.WebSocket/QQBotShardedClient.cs
@@ -270,7 +270,10 @@ public int GetShardIdFor(IGuild guild)
         _shards?.Select(t => t.GetUser(id)).OfType<SocketUser>().FirstOrDefault();
 
     /// <inheritdoc />
-    public override SocketGuildUser? GetGuildUser(string id) =>
+    public override SocketGuildUser? GetGuildUser(string id) => GetGuildUser(ulong.Parse(id));
+
+    /// <inheritdoc cref="QQBot.WebSocket.QQBotShardedClient.GetGuildUser(System.String)" />
+    public SocketGuildUser? GetGuildUser(ulong id) =>
         _shards?.Select(t => t.GetGuildUser(id)).OfType<SocketGuildUser>().FirstOrDefault();
 
     // /// <inheritdoc />
diff --git a/src/QQBot.Net.WebSocket/QQBotSocketClient.Messages.cs b/src/QQBot.Net.WebSocket/QQBotSocketClient.Messages.cs
index 0a47b34..8cef5b2 100644
--- a/src/QQBot.Net.WebSocket/QQBotSocketClient.Messages.cs
+++ b/src/QQBot.Net.WebSocket/QQBotSocketClient.Messages.cs
@@ -263,7 +263,6 @@ private async Task HandleUserMessageCreatedAsync(object? payload, string dispatc
         SocketUserMessage message = SocketUserMessage.Create(this, State, channel, author, data, dispatch);
         SocketChannelHelper.AddMessage(channel, this, message);
         await TimedInvokeAsync(_messageReceivedEvent, nameof(MessageReceived), message).ConfigureAwait(false);
-        await Task.CompletedTask;
     }
 
     private async Task HandleGroupMessageCreatedAsync(object? payload, string dispatch)
@@ -281,7 +280,6 @@ await LogGatewayErrorAsync(dispatch,
         SocketUserMessage message = SocketUserMessage.Create(this, State, channel, author, data, dispatch);
         SocketChannelHelper.AddMessage(channel, this, message);
         await TimedInvokeAsync(_messageReceivedEvent, nameof(MessageReceived), message).ConfigureAwait(false);
-        await Task.CompletedTask;
     }
 
     private async Task HandleDirectMessageCreatedAsync(object? payload, string dispatch)
diff --git a/src/QQBot.Net.WebSocket/QQBotSocketClient.cs b/src/QQBot.Net.WebSocket/QQBotSocketClient.cs
index 93d8f0b..0fc640c 100644
--- a/src/QQBot.Net.WebSocket/QQBotSocketClient.cs
+++ b/src/QQBot.Net.WebSocket/QQBotSocketClient.cs
@@ -378,7 +378,10 @@ public override async Task DownloadUsersAsync(IEnumerable<SocketGuild>? guilds =
     public override SocketUser? GetUser(string id) => State.GetGlobalUser(id);
 
     /// <inheritdoc />
-    public override SocketGuildUser? GetGuildUser(string id) => State.GetGuildUser(id);
+    public override SocketGuildUser? GetGuildUser(string id) => GetGuildUser(ulong.Parse(id));
+
+    /// <inheritdoc cref="QQBot.WebSocket.QQBotSocketClient.GetGuildUser(System.String)" />
+    public SocketGuildUser? GetGuildUser(ulong id) => State.GetGuildUser(id);
 
     // /// <inheritdoc />
     // public override SocketUser? GetUser(string username, string identifyNumber) =>