fix: crash when toggling buffer view with no ClaimLink on server

ClaimLinkVisualizer/ClaimLinkVisualizerClient.cs

@@ -11,6 +11,7 @@ internal static class ClaimLinkVisualizerClient
     private static ICoreClientAPI capi = null!;
     private static bool visible;
     private static ClaimLinkVisualizerConfig config = null!;
+    private static IClientNetworkChannel channel = null!;
 
     internal static void Start(ICoreClientAPI api)
     {
@@ -18,7 +19,7 @@ internal static class ClaimLinkVisualizerClient
         config = api.LoadModConfig<ClaimLinkVisualizerConfig>("claimlinkvisualizer.json") ?? new ClaimLinkVisualizerConfig();
         api.StoreModConfig(config, "claimlinkvisualizer.json");
 
-        api.Network.RegisterChannel(ClaimLinkVisualizerModSystem.ChannelName)
+        channel = api.Network.RegisterChannel(ClaimLinkVisualizerModSystem.ChannelName)
             .RegisterMessageType<ClaimLinkBufferRequest>()
             .RegisterMessageType<ClaimLinkBufferResponse>()
             .SetMessageHandler<ClaimLinkBufferResponse>(OnBufferResponse);
@@ -37,10 +38,15 @@ internal static class ClaimLinkVisualizerClient
     {
         visible = !visible;
         if (visible)
-            capi.Network.GetChannel(ClaimLinkVisualizerModSystem.ChannelName)
-                .SendPacket(new ClaimLinkBufferRequest());
+        {
+            if (channel.Connected)
+                channel.SendPacket(new ClaimLinkBufferRequest());
+        }
         else
+        {
             Clear();
+        }
+
         return true;
     }
 

ClaimLinkVisualizer/modinfo.json

@@ -8,7 +8,7 @@
         "anth64"
     ],
     "description": "Visualizes ClaimLink buffer zones client-side.",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "dependencies": {
         "game": "1.22.5"
     }