Implement friends list

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

@@ -0,0 +1,26 @@
+package emu.nebula.server.handlers;
+
+import emu.nebula.net.NetHandler;
+import emu.nebula.net.NetMsgId;
+import emu.nebula.proto.FriendInvitesDelete.FriendInvitesDeleteReq;
+import emu.nebula.net.HandlerId;
+import emu.nebula.net.GameSession;
+
+@HandlerId(NetMsgId.friend_invites_delete_req)
+public class HandlerFriendInvitesDeleteReq extends NetHandler {
+
+    @Override
+    public byte[] handle(GameSession session, byte[] message) throws Exception {
+        // Parse request
+        var req = FriendInvitesDeleteReq.parseFrom(message);
+        
+        // Delete all invites
+        for (long uid : req.getMutableUIds()) {
+            session.getPlayer().getFriendList().handleFriendRequest((int) uid, false);
+        }
+        
+        // Encode and send
+        return session.encodeMsg(NetMsgId.friend_invites_delete_succeed_ack);
+    }
+
+}