Implement presets

src/main/java/emu/nebula/server/handlers/HandlerPotentialPreselectionUpdateReq.java

@@ -0,0 +1,32 @@
+package emu.nebula.server.handlers;
+
+import emu.nebula.net.NetHandler;
+import emu.nebula.net.NetMsgId;
+import emu.nebula.proto.PotentialPreselectionUpdate.PotentialPreselectionUpdateReq;
+import emu.nebula.net.HandlerId;
+import emu.nebula.net.GameSession;
+
+@HandlerId(NetMsgId.potential_preselection_update_req)
+public class HandlerPotentialPreselectionUpdateReq extends NetHandler {
+
+    @Override
+    public byte[] handle(GameSession session, byte[] message) throws Exception {
+        // Parse request
+        var req = PotentialPreselectionUpdateReq.parseFrom(message);
+
+        // Get preset
+        var preset = session.getPlayer().getStarTowerManager().getPresetById(req.getId());
+
+        if (preset == null) {
+            return session.encodeMsg(NetMsgId.potential_preselection_update_failed_ack);
+        }
+
+        // Update potentials
+        preset.updatePotentials(req.getCharPotentials());
+        preset.save();
+
+        // Encode and send
+        return session.encodeMsg(NetMsgId.potential_preselection_update_succeed_ack, preset.toProto());
+    }
+
+}