BlueMap addon, shop points, map actions wired into Paper and Fabric; client opens shop windows

integrations/fabric-client/src/main/java/net/scopenet/client/ClientState.java

@@ -40,6 +40,8 @@ public final class ClientState {
     public volatile List<ShopItem> shop = List.of();
     public volatile Held held;
     public volatile long marketAt, shopAt;
+    /** A window the server asked us to open ("market" or "shop"), taken once by the screen code. */
+    public volatile String pendingOpen;
 
     /** Called on the client thread with a server message; returns a toast (kind, title, text) or null. */
     public String[] handle(String json) {
@@ -94,6 +96,7 @@ public final class ClientState {
                 shopAt = System.currentTimeMillis();
             }
             case "notify" -> { return new String[]{str(m, "kind"), str(m, "title"), str(m, "text")}; }
+            case "open" -> pendingOpen = str(m, "screen");
             default -> { }
         }
         return null;

integrations/fabric-client/src/main/java/net/scopenet/client/Link.java

@@ -23,7 +23,16 @@ public final class Link {
     void register() {
         ClientPlayNetworking.registerGlobalReceiver(TO_CLIENT, (client, handler, buf, sender) -> {
             String json = buf.readUtf(32767 * 3);
-            client.execute(() -> toast(state.handle(json)));
+            client.execute(() -> {
+                toast(state.handle(json));
+                String open = state.pendingOpen;
+                state.pendingOpen = null;
+                // A right-clicked shop point opens its window, unless another screen is already up.
+                if (open != null && config.enabled && client.screen == null) {
+                    if (open.equals("market")) client.setScreen(new net.scopenet.client.screen.MarketScreen());
+                    else if (open.equals("shop")) client.setScreen(new net.scopenet.client.screen.ShopScreen());
+                }
+            });
         });
         ClientPlayConnectionEvents.JOIN.register((handler, sender, client) -> send("hello"));
         ClientPlayConnectionEvents.DISCONNECT.register((handler, client) -> state.reset());