Added power command

src/Sikofitt/SamsungTV/Actions/Actions.php

@@ -20,12 +20,12 @@
 namespace Sikofitt\SamsungTV\Actions;
 
 use React\EventLoop\StreamSelectLoop;
-use React\Stream\DuplexResourceStream;
-use React\Stream\ReadableResourceStream;
-use React\Stream\ThroughStream;
 use React\Stream\WritableResourceStream;
 use Sikofitt\SamsungTV\Packet\PacketFactory;
 
+/**
+ * All available (supported (by me)) TV Keys.
+ */
 class Actions
 {
     public const KEY_ENTER = 'KEY_ENTER';
@@ -52,6 +52,7 @@ class Actions
     public const KEY_AV3 = 'KEY_AV3';
 
     public const KEY_TV = 'KEY_TV';
+    public const KEY_POWEROFF = 'KEY_POWEROFF';
     
     public static $keyMap = [
       '9' => self::KEY_9,
@@ -76,9 +77,17 @@ class Actions
       'AV1' => self::KEY_AV1,
       'AV2' => self::KEY_AV2,
       'AV3' => self::KEY_AV3,
+      'POWEROFF' => self::KEY_POWEROFF,
     ];
 
+    /**
+     * @var \Sikofitt\SamsungTV\Packet\PacketFactory
+     */
     private $packetFactory;
+
+    /**
+     * @var string
+     */
     private $address;
 
     public function __construct(string $tvAddress, int $port = 55000)
@@ -101,6 +110,7 @@ class Actions
         if (array_key_exists(strtoupper($channel), self::$keyMap)) {
             return base64_encode(self::$keyMap[strtoupper($channel)]);
         }
+        @trigger_error(sprintf('Channel "%s" is not yet supported.', $channel));
 
         return '';
     }
@@ -109,6 +119,7 @@ class Actions
     {
         $loop = new StreamSelectLoop();
 
+        // Required for old TVs.  The computer presses the buttons too fast.
         $loop->nextTick(function (): void {
             usleep(140000);
         });
@@ -117,20 +128,20 @@ class Actions
 
         $stream = new WritableResourceStream($connection, $loop);
 
-
-        $stream->on('read', function($stream) {
-           dump($stream);
-        });
-
         $stream->write($this->packetFactory->getStartPacket());
 
         $key = $this->transformChannel($keyCode);
 
         $stream->write($this->packetFactory->getKeyPacket($key));
+
         $loop->run();
+
         $stream->close();
     }
 
+    /**
+     * @param string $channel
+     */
     public function changeChannel(string $channel): void
     {
         // Add enter at the end of the channel string.
@@ -140,6 +151,11 @@ class Actions
         }
     }
 
+    public function powerOff(): void
+    {
+        $this->sendKey('POWEROFF');
+    }
+
     /**
      * @param string $input the source code in self::$keyMap
      */

src/Sikofitt/SamsungTV/Console/Command/ChannelCommand.php

@@ -21,8 +21,10 @@ namespace Sikofitt\SamsungTV\Console\Command;
 
 use Sikofitt\SamsungTV\Actions\Actions;
 use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
 
@@ -44,7 +46,14 @@ class ChannelCommand extends Command
               'channel',
               InputArgument::REQUIRED,
               'chanel to change to'
-          );
+          )
+          ->addOption(
+              'address',
+              'a',
+              InputOption::VALUE_OPTIONAL,
+              'The IP address of the tv.'
+          )
+        ;
     }
 
     /**
@@ -57,10 +66,19 @@ class ChannelCommand extends Command
         $io = new SymfonyStyle($input, $output);
 
         $channel = $input->getArgument('channel');
+        if ((null === $address = $input->getOption('address')) && (false === $address = getenv('SAMSUNG_IP'))) {
+            throw new InvalidArgumentException('Address is required.  You can also set it in the SAMSUNG_IP environment variable.');
+        }
+        //'10.5.4.18';
 
-        $actions = new Actions('10.5.4.18');
+        $actions = new Actions($address);
+        $off = mb_strtolower($channel);
 
+        if ('off' === $off || 'power' === $off) {
+            $actions->powerOff();
+        } else {
             $actions->changeChannel($channel);
+        }
 
         $io->success('Changed the Channel to ' . $channel);
     }

src/Sikofitt/SamsungTV/Console/Command/InputCommand.php

@@ -65,7 +65,7 @@ class InputCommand extends Command
             exit;
         }
 
-        if(null === $input->getOption('address')) {
+        if (null === $input->getOption('address')) {
             throw new InvalidArgumentException('We need an ip address or host to connect to.');
         }