提交示例代码

聊天系统课程代码/Server/Hotfix/Gate/System/GateUnitFlagComponentSystem.cs

@@ -0,0 +1,15 @@
+using Fantasy.Entitas.Interface;
+
+namespace Fantasy;
+
+public sealed class GateUnitFlagComponentDestroySystem : DestroySystem<GateUnitFlagComponent>
+{
+    protected override void Destroy(GateUnitFlagComponent self)
+    {
+        var selfGateUnitId = self.GateUnitId;
+        // 执行下线操作
+        GateUnitHelper.Offline(self.Scene, selfGateUnitId);
+        // 清理垃圾数据
+        self.GateUnitId = 0;
+    }
+}

聊天系统课程代码/Server/Hotfix/Gate/System/GateUnitManageComponentSystem.cs

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+using Fantasy.Async;
+using Fantasy.Entitas;
+using Fantasy.Entitas.Interface;
+using Fantasy.Network;
+// ReSharper disable ConditionIsAlwaysTrueOrFalseAccordingToNullableAPIContract
+#pragma warning disable CS8625 // Cannot convert null literal to non-nullable reference type.
+
+namespace Fantasy;
+
+public sealed class GateUnitManageComponentDestroySystem : DestroySystem<GateUnitManageComponent>
+{
+    protected override void Destroy(GateUnitManageComponent self)
+    {
+        foreach (var gateUnit in self.Units.Values.ToArray())
+        {
+            gateUnit.Dispose();
+        }
+        
+        self.Units.Clear();
+        self.UnitsByUserName.Clear();
+    }
+}
+
+public static class GateUnitManageComponentSystem
+{
+    public static GateUnit Add(this GateUnitManageComponent self, string userName, Session session)
+    {
+        if (self.UnitsByUserName.TryGetValue(userName, out var gateUnit))
+        {
+            gateUnit.Session = session;
+            // 如果缓存中已经存在了该名字，那就直接从缓存中返回就可以了
+            Log.Debug($"在缓存中获取的数据 userName:{userName}");
+            return gateUnit;
+        }
+
+        // 创建一个新的实体
+        gateUnit = Entity.Create<GateUnit>(self.Scene, true, true);
+        gateUnit.UserName = userName;
+        gateUnit.Session = session;
+        // 添加到缓存中
+        self.Units.Add(gateUnit.Id, gateUnit);
+        self.UnitsByUserName.Add(userName, gateUnit);
+
+        Log.Debug($"新创建的数据 userName:{userName}");
+        return gateUnit;
+    }
+
+    public static GateUnit? Get(this GateUnitManageComponent self, string userName)
+    {
+        return self.UnitsByUserName.GetValueOrDefault(userName);
+    }
+    
+    public static GateUnit? Get(this GateUnitManageComponent self, long gateUnitId)
+    {
+        return self.Units.GetValueOrDefault(gateUnitId);
+    }
+    
+    public static bool TryGet(this GateUnitManageComponent self, string userName, out GateUnit? gateUnit)
+    {
+        return self.UnitsByUserName.TryGetValue(userName, out gateUnit);
+    }
+
+    public static bool TryGet(this GateUnitManageComponent self, long gateUnitId, out GateUnit? gateUnit)
+    {
+        return self.Units.TryGetValue(gateUnitId, out gateUnit);
+    }
+
+    public static async FTask Remove(this GateUnitManageComponent self, string userName, bool isDispose = true)
+    {
+        if (!self.UnitsByUserName.TryGetValue(userName, out var gateUnit))
+        {
+            return;
+        }
+        
+        // 通知其他服务器下线
+        var result = await GateLoginHelper.Offline(gateUnit);
+        if (result != 0)
+        {
+            Log.Error($"通知其他服务器下线失败，错误码：{result}");
+            return;
+        }
+        // 如果其他服务器都已经下线了，那就直接移除本地数据
+        self.Units.Remove(gateUnit.Id);
+        self.UnitsByUserName.Remove(userName);
+        
+        if (isDispose)
+        {
+            gateUnit.Dispose();
+        }
+
+        gateUnit.Session = null;
+        gateUnit.UserName = null;
+    }
+    
+    public static async FTask Remove(this GateUnitManageComponent self, long gateUnitId, bool isDispose = true)
+    {
+        if (!self.Units.TryGetValue(gateUnitId, out var gateUnit))
+        {
+            return;
+        }
+        // 通知其他服务器下线
+        var result = await GateLoginHelper.Offline(gateUnit);
+        if (result != 0)
+        {
+            Log.Error($"通知其他服务器下线失败，错误码：{result}");
+            return;
+        }
+        // 如果其他服务器都已经下线了，那就直接移除本地数据
+        self.Units.Remove(gateUnitId);
+        self.UnitsByUserName.Remove(gateUnit.UserName);
+        
+        if (isDispose)
+        {
+            gateUnit.Dispose();
+        }
+
+        gateUnit.Session = null;
+        gateUnit.UserName = null;
+    }
+
+    public static IEnumerable<Session> ForEachUnitSession(this GateUnitManageComponent self)
+    {
+        foreach (var (_, gateUnit) in self.Units)
+        {
+            Session gateUnitSession = gateUnit.Session;
+
+            if (gateUnitSession == null)
+            {
+                continue;
+            }
+
+            yield return gateUnitSession;
+        }
+    }
+}

聊天系统课程代码/Server/Hotfix/Gate/System/GateUnitSystem.cs

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+using Fantasy.Entitas.Interface;
+#pragma warning disable CS8625 // Cannot convert null literal to non-nullable reference type.
+
+namespace Fantasy;
+
+public sealed class GateUnitDestroySystem : DestroySystem<GateUnit>
+{
+    protected override void Destroy(GateUnit self)
+    {
+        // 移除缓存中的GateUnit
+        // 这里的销毁，只能是通过EntityTimeoutComponent超时来触发的销毁，不能通过直接调用Dispose来触发的销毁
+        GateUnitHelper.Remove(self.Scene, self.Id, false).Coroutine();
+    }
+}