/*
    * This file is part of Waarp Project (named also Waarp or GG).
    *
    *  Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
    *  tags. See the COPYRIGHT.txt in the distribution for a full listing of
    * individual contributors.
    *
    *  All Waarp Project is free software: you can redistribute it and/or
    * modify it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or (at your
   * option) any later version.
   *
   * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
   * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
   * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License along with
   * Waarp . If not, see <http://www.gnu.org/licenses/>.
   */
  package org.waarp.openr66.protocol.localhandler.packet;
  
  import io.netty.buffer.ByteBuf;
  import io.netty.buffer.ByteBufAllocator;
  import io.netty.buffer.Unpooled;
  import org.waarp.common.utility.WaarpNettyUtil;
  import org.waarp.openr66.protocol.localhandler.LocalChannelReference;
  
  /**
   * Startup Message class
   * <p>
   * 1 localId (Integer): localId
   */
  public class StartupPacket extends AbstractLocalPacket {
    private final Integer localId;
    private final boolean fromSsl;
  
    /**
     * @param headerLength
     * @param middleLength
     * @param endLength
     * @param buf
     *
     * @return the new ValidPacket from buffer
     */
    public static StartupPacket createFromBuffer(final int headerLength,
                                                 final int middleLength,
                                                 final int endLength,
                                                 final ByteBuf buf) {
      final Integer newId = buf.readInt();
      final boolean fromSsl = buf.readBoolean();
      return new StartupPacket(newId, fromSsl);
    }
  
    /**
     * @param newId
     */
    public StartupPacket(final Integer newId, final boolean fromSsl) {
      localId = newId;
      this.fromSsl = fromSsl;
    }
  
    @Override
    public final boolean hasGlobalBuffer() {
      return true;
    }
  
    @Override
    public final synchronized void createAllBuffers(
        final LocalChannelReference lcr, final int networkHeader) {
      final int headerSize = 4;
      final int middleSize = 1;
      final int endSize = 0;
      final int globalSize =
          networkHeader + LOCAL_HEADER_SIZE + headerSize + middleSize + endSize;
      int offset = networkHeader + LOCAL_HEADER_SIZE;
      global = ByteBufAllocator.DEFAULT.ioBuffer(globalSize, globalSize);
      header = WaarpNettyUtil.slice(global, offset, headerSize);
      header.writeInt(localId);
      offset += headerSize;
      middle = WaarpNettyUtil.slice(global, offset, middleSize);
      middle.writeBoolean(fromSsl);
      end = Unpooled.EMPTY_BUFFER;
    }
  
    @Override
    public final String toString() {
      return "StartupPacket: " + localId;
    }
  
    @Override
    public final byte getType() {
      return LocalPacketFactory.STARTUPPACKET;
    }
  
    /**
     * @return the localId
     */
    public final Integer getLocalId() {
      return localId;
   }
 
   public final boolean isFromSsl() {
     return fromSsl;
   }
 
 }