Initial commit

src/main/java/emu/grasscutter/server/packet/recv/HandlerGetPlayerTokenReq.java

@@ -0,0 +1,56 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.database.DatabaseHelper;
+import emu.grasscutter.game.Account;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetPlayerTokenReqOuterClass.GetPlayerTokenReq;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.game.GameSession.SessionState;
+import emu.grasscutter.server.packet.send.PacketGetPlayerTokenRsp;
+
+@Opcodes(PacketOpcodes.GetPlayerTokenReq)
+public class HandlerGetPlayerTokenReq extends PacketHandler {
+	
+	@Override
+	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+		GetPlayerTokenReq req = GetPlayerTokenReq.parseFrom(payload);
+		
+		// Authenticate
+		Account account = DatabaseHelper.getAccountById(req.getAccountUid());
+		if (account == null) {
+			return;
+		}
+		
+		// Check token
+		if (!account.getToken().equals(req.getAccountToken())) {
+			return;
+		}
+		
+		// Set account
+		session.setAccount(account);
+		session.setUseSecretKey(true);
+		session.setState(SessionState.WAITING_FOR_LOGIN);
+		
+		// Has character
+		boolean doesPlayerExist = false;
+		if (account.getPlayerId() > 0) {
+			// Set flag for player existing
+			doesPlayerExist = DatabaseHelper.checkPlayerExists(account.getPlayerId());
+		}
+		
+		// Set reserve player id if account doesnt exist
+		if (!doesPlayerExist) {
+			int id = DatabaseHelper.getNextPlayerId(session.getAccount().getPlayerId());
+			if (id != session.getAccount().getPlayerId()) {
+				session.getAccount().setPlayerId(id);
+				session.getAccount().save();
+			}
+		}
+
+		// Send packet
+		session.send(new PacketGetPlayerTokenRsp(session, doesPlayerExist));
+	}
+
+}