/*
    * Copyright 2013 The Netty Project
    *
    * The Netty Project licenses this file to you under the Apache License,
    * version 2.0 (the "License"); you may not use this file except in compliance
    * with the License. You may obtain a copy of the License at:
    *
    * https://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations
   * under the License.
   */
  package io.netty.channel.rxtx;
  
  import io.netty.buffer.ByteBufAllocator;
  import io.netty.channel.ChannelOption;
  import io.netty.channel.DefaultChannelConfig;
  import io.netty.channel.MessageSizeEstimator;
  import io.netty.channel.PreferHeapByteBufAllocator;
  import io.netty.channel.RecvByteBufAllocator;
  import io.netty.channel.WriteBufferWaterMark;
  
  import java.util.Map;
  
  import static io.netty.channel.rxtx.RxtxChannelOption.BAUD_RATE;
  import static io.netty.channel.rxtx.RxtxChannelOption.DATA_BITS;
  import static io.netty.channel.rxtx.RxtxChannelOption.DTR;
  import static io.netty.channel.rxtx.RxtxChannelOption.PARITY_BIT;
  import static io.netty.channel.rxtx.RxtxChannelOption.READ_TIMEOUT;
  import static io.netty.channel.rxtx.RxtxChannelOption.RTS;
  import static io.netty.channel.rxtx.RxtxChannelOption.STOP_BITS;
  import static io.netty.channel.rxtx.RxtxChannelOption.WAIT_TIME;
  import static io.netty.util.internal.ObjectUtil.checkPositiveOrZero;
  
  /**
   * Default configuration class for RXTX device connections.
   *
   * @deprecated this transport will be removed in the next major version.
   */
  @Deprecated
  final class DefaultRxtxChannelConfig extends DefaultChannelConfig implements RxtxChannelConfig {
  
      private volatile int baudrate = 115200;
      private volatile boolean dtr;
      private volatile boolean rts;
      private volatile Stopbits stopbits = Stopbits.STOPBITS_1;
      private volatile Databits databits = Databits.DATABITS_8;
      private volatile Paritybit paritybit = Paritybit.NONE;
      private volatile int waitTime;
      private volatile int readTimeout = 1000;
  
      DefaultRxtxChannelConfig(RxtxChannel channel) {
          super(channel);
          setAllocator(new PreferHeapByteBufAllocator(getAllocator()));
      }
  
      @Override
      public Map<ChannelOption<?>, Object> getOptions() {
          return getOptions(super.getOptions(), BAUD_RATE, DTR, RTS, STOP_BITS, DATA_BITS, PARITY_BIT, WAIT_TIME);
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public <T> T getOption(ChannelOption<T> option) {
          if (option == BAUD_RATE) {
              return (T) Integer.valueOf(getBaudrate());
          }
          if (option == DTR) {
              return (T) Boolean.valueOf(isDtr());
          }
          if (option == RTS) {
              return (T) Boolean.valueOf(isRts());
          }
          if (option == STOP_BITS) {
              return (T) getStopbits();
          }
          if (option == DATA_BITS) {
              return (T) getDatabits();
          }
          if (option == PARITY_BIT) {
              return (T) getParitybit();
          }
          if (option == WAIT_TIME) {
              return (T) Integer.valueOf(getWaitTimeMillis());
          }
          if (option == READ_TIMEOUT) {
              return (T) Integer.valueOf(getReadTimeout());
          }
          return super.getOption(option);
      }
  
      @Override
      public <T> boolean setOption(ChannelOption<T> option, T value) {
          validate(option, value);
  
          if (option == BAUD_RATE) {
             setBaudrate((Integer) value);
         } else if (option == DTR) {
             setDtr((Boolean) value);
         } else if (option == RTS) {
             setRts((Boolean) value);
         } else if (option == STOP_BITS) {
             setStopbits((Stopbits) value);
         } else if (option == DATA_BITS) {
             setDatabits((Databits) value);
         } else if (option == PARITY_BIT) {
             setParitybit((Paritybit) value);
         } else if (option == WAIT_TIME) {
             setWaitTimeMillis((Integer) value);
         } else if (option == READ_TIMEOUT) {
             setReadTimeout((Integer) value);
         } else {
             return super.setOption(option, value);
         }
         return true;
     }
 
     @Override
     public RxtxChannelConfig setBaudrate(final int baudrate) {
         this.baudrate = baudrate;
         return this;
     }
 
     @Override
     public RxtxChannelConfig setStopbits(final Stopbits stopbits) {
         this.stopbits = stopbits;
         return this;
     }
 
     @Override
     public RxtxChannelConfig setDatabits(final Databits databits) {
         this.databits = databits;
         return this;
     }
 
     @Override
     public RxtxChannelConfig setParitybit(final Paritybit paritybit) {
         this.paritybit = paritybit;
         return  this;
     }
 
     @Override
     public int getBaudrate() {
         return baudrate;
     }
 
     @Override
     public Stopbits getStopbits() {
         return stopbits;
     }
 
     @Override
     public Databits getDatabits() {
         return databits;
     }
 
     @Override
     public Paritybit getParitybit() {
         return paritybit;
     }
 
     @Override
     public boolean isDtr() {
         return dtr;
     }
 
     @Override
     public RxtxChannelConfig setDtr(final boolean dtr) {
         this.dtr = dtr;
         return this;
     }
 
     @Override
     public boolean isRts() {
         return rts;
     }
 
     @Override
     public RxtxChannelConfig setRts(final boolean rts) {
         this.rts = rts;
         return this;
     }
 
     @Override
     public int getWaitTimeMillis() {
         return waitTime;
     }
 
     @Override
     public RxtxChannelConfig setWaitTimeMillis(final int waitTimeMillis) {
         this.waitTime = checkPositiveOrZero(waitTimeMillis, "waitTimeMillis");
         return this;
     }
 
     @Override
     public RxtxChannelConfig setReadTimeout(int readTimeout) {
         this.readTimeout = checkPositiveOrZero(readTimeout, "readTimeout");
         return this;
     }
 
     @Override
     public int getReadTimeout() {
         return readTimeout;
     }
 
     @Override
     public RxtxChannelConfig setConnectTimeoutMillis(int connectTimeoutMillis) {
         super.setConnectTimeoutMillis(connectTimeoutMillis);
         return this;
     }
 
     @Override
     @Deprecated
     public RxtxChannelConfig setMaxMessagesPerRead(int maxMessagesPerRead) {
         super.setMaxMessagesPerRead(maxMessagesPerRead);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setWriteSpinCount(int writeSpinCount) {
         super.setWriteSpinCount(writeSpinCount);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setAllocator(ByteBufAllocator allocator) {
         super.setAllocator(allocator);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setRecvByteBufAllocator(RecvByteBufAllocator allocator) {
         super.setRecvByteBufAllocator(allocator);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setAutoRead(boolean autoRead) {
         super.setAutoRead(autoRead);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setAutoClose(boolean autoClose) {
         super.setAutoClose(autoClose);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setWriteBufferHighWaterMark(int writeBufferHighWaterMark) {
         super.setWriteBufferHighWaterMark(writeBufferHighWaterMark);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setWriteBufferLowWaterMark(int writeBufferLowWaterMark) {
         super.setWriteBufferLowWaterMark(writeBufferLowWaterMark);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setWriteBufferWaterMark(WriteBufferWaterMark writeBufferWaterMark) {
         super.setWriteBufferWaterMark(writeBufferWaterMark);
         return this;
     }
 
     @Override
     public RxtxChannelConfig setMessageSizeEstimator(MessageSizeEstimator estimator) {
         super.setMessageSizeEstimator(estimator);
         return this;
     }
 }