[Core] Implemented LeaveGroup

Lagrange.Core/Common/Interface/Api/GroupExt.cs

@@ -47,6 +47,9 @@ public static class GroupExt
     
     public static Task<bool> RemarkGroup(this BotContext bot, uint groupUin, string targetRemark)
         => bot.ContextCollection.Business.OperationLogic.RemarkGroup(groupUin, targetRemark);
+    
+    public static Task<bool> LeaveGroup(this BotContext bot, uint groupUin)
+        => bot.ContextCollection.Business.OperationLogic.LeaveGroup(groupUin);
 
     #region Group File System
 

Lagrange.Core/Internal/Context/Logic/Implementation/OperationLogic.cs

@@ -102,6 +102,12 @@ internal class OperationLogic : LogicBase
         return events.Count != 0 && ((GroupRemarkEvent)events[0]).ResultCode == 0;
     }
 
+    public async Task<bool> LeaveGroup(uint groupUin)
+    {
+        var leaveGroupEvent = GroupLeaveEvent.Create(groupUin);
+        var events = await Collection.Business.SendEvent(leaveGroupEvent);
+        return events.Count != 0 && ((GroupLeaveEvent)events[0]).ResultCode == 0;
+    }
 
     public async Task<ulong> FetchGroupFSSpace(uint groupUin)
     {

Lagrange.Core/Internal/Event/Protocol/Action/GroupLeaveEvent.cs

@@ -0,0 +1,17 @@
+namespace Lagrange.Core.Internal.Event.Protocol.Action;
+
+internal class GroupLeaveEvent : ProtocolEvent
+{
+    public uint GroupUin { get; set; }
+    
+    private GroupLeaveEvent(uint groupUin) : base(true)
+    {
+        GroupUin = groupUin;
+    }
+
+    private GroupLeaveEvent(int resultCode) : base(resultCode) { }
+
+    public static GroupLeaveEvent Create(uint groupUin) => new(groupUin);
+    
+    public static GroupLeaveEvent Result(int resultCode) => new(resultCode);
+}

Lagrange.Core/Internal/Packets/Service/Oidb/Request/OidbSvcTrpcTcp0x1097_1.cs

@@ -0,0 +1,15 @@
+using ProtoBuf;
+
+namespace Lagrange.Core.Internal.Packets.Service.Oidb.Request;
+
+// ReSharper disable InconsistentNaming
+
+/// <summary>
+/// Quit Group
+/// </summary>
+[ProtoContract]
+[OidbSvcTrpcTcp(0x1097, 1)]
+internal class OidbSvcTrpcTcp0x1097_1
+{
+    [ProtoMember(1)] public uint GroupUin { get; set; }
+}

Lagrange.Core/Internal/Service/Action/GroupLeaveService.cs

@@ -0,0 +1,40 @@
+using Lagrange.Core.Common;
+using Lagrange.Core.Internal.Event.Protocol;
+using Lagrange.Core.Internal.Event.Protocol.Action;
+using Lagrange.Core.Internal.Packets.Service.Oidb;
+using Lagrange.Core.Internal.Packets.Service.Oidb.Request;
+using Lagrange.Core.Utility.Binary;
+using ProtoBuf;
+
+namespace Lagrange.Core.Internal.Service.Action;
+
+[EventSubscribe(typeof(GroupLeaveEvent))]
+[Service("OidbSvcTrpcTcp.0x1097_1")]
+internal class GroupLeaveService : BaseService<GroupLeaveEvent>
+{
+    protected override bool Build(GroupLeaveEvent input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device,
+        out BinaryPacket output, out List<BinaryPacket>? extraPackets)
+    {
+        var packet = new OidbSvcTrpcTcpBase<OidbSvcTrpcTcp0x1097_1>(new OidbSvcTrpcTcp0x1097_1
+        {
+            GroupUin = input.GroupUin
+        });
+
+        var stream = new MemoryStream();
+        Serializer.Serialize(stream, packet);
+        output = new BinaryPacket(stream);
+
+        extraPackets = null;
+        return true;
+    }
+
+    protected override bool Parse(byte[] input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device, 
+        out GroupLeaveEvent output, out List<ProtocolEvent>? extraEvents)
+    {
+        var payload = Serializer.Deserialize<OidbSvcTrpcTcpResponse<byte[]>>(input.AsSpan());
+        
+        output = GroupLeaveEvent.Result((int)payload.ErrorCode);
+        extraEvents = null;
+        return true;
+    }
+}

README.md

@@ -30,7 +30,7 @@ Please use Lagrange.Core responsibly and in accordance with the law.
 |----------|---------|---------------------------|---------|:-----------------|:-----------|:------------------|:-----------|:-----------------------|:--------|
 | Windows  | 🟢      | QrCode                    | 🟢      | Images           | 🟢         | ~~Poke~~          | 🔴         | Captcha                | 🟢      |
 | macOS    | 🟢      | Password                  | 🟢      | Text / At        | 🟢         | Recall            | 🟡         | BotOnline              | 🟢      |
-| Linux    | 🟢      | EasyLogin                 | 🟢      | ~~Records~~      | 🔴         | Leave Group       | 🔴         | BotOffline             | 🟢      |
+| Linux    | 🟢      | EasyLogin                 | 🟢      | ~~Records~~      | 🔴         | Leave Group       | 🟢         | BotOffline             | 🟢      |
 |          |         | UnusalDevice<br/>Password | 🔴      | QFace            | 🟢         | ~~Special Title~~ | 🔴         | Message                | 🟢      |
 |          |         | UnusalDevice<br/>Easy     | 🟢      | Json             | 🟡         | Kick Member       | 🟢         | ~~Poke~~               | 🔴      |
 |          |         | NewDeviceVerify           | 🔴      | Xml              | 🟢         | Mute Member       | 🟢         | MessageRecall          | 🔴      |