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<?php |
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namespace Beanie\Tube; |
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use Beanie\Beanie; |
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use Beanie\Command\CommandFactory; |
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use Beanie\Command\CommandInterface; |
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/** |
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* Class TubeStatus |
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* |
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* Keeps track of the currently used and watched tubes. |
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* |
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* @package Beanie\Server |
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*/ |
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class TubeStatus |
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{ |
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const TRANSFORM_USE = 1; |
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const TRANSFORM_WATCHED = 2; |
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const TRANSFORM_BOTH = 3; |
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/** @var string */ |
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protected $currentTube = Beanie::DEFAULT_TUBE; |
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/** @var string[] */ |
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protected $watchedTubes = [Beanie::DEFAULT_TUBE]; |
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/** @var CommandFactory */ |
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protected $commandFactory; |
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public function __construct() |
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{ |
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$this->commandFactory = CommandFactory::instance(); |
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} |
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/** |
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* @param string $tubeName |
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* @return $this |
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*/ |
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public function setCurrentTube($tubeName) |
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{ |
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$this->currentTube = $tubeName; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getCurrentTube() |
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{ |
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return $this->currentTube; |
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} |
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/** |
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* @param string $tubeName |
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* @return $this |
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*/ |
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public function addWatchedTube($tubeName) |
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{ |
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if (!array_search($tubeName, $this->watchedTubes)) { |
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$this->watchedTubes[] = $tubeName; |
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} |
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return $this; |
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} |
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/** |
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* @param string $tubeName |
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* @return $this |
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*/ |
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public function removeWatchedTube($tubeName) |
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{ |
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if (($position = array_search($tubeName, $this->watchedTubes)) !== false) { |
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array_splice($this->watchedTubes, $position, 1); |
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} |
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return $this; |
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} |
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/** |
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* @return \string[] |
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*/ |
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public function getWatchedTubes() |
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{ |
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return $this->watchedTubes; |
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} |
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/** |
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* @param string[] $tubes |
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* @return $this |
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*/ |
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public function setWatchedTubes(array $tubes) |
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{ |
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$this->watchedTubes = $tubes; |
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return $this; |
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} |
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/** |
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* @param TubeStatus $goal |
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* @param int $mode |
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* @return \Beanie\Command\CommandInterface[] |
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*/ |
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public function transformTo(TubeStatus $goal, $mode = self::TRANSFORM_BOTH) |
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{ |
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$commands = $this->calculateTransformationTo($goal, $mode); |
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if ($mode & self::TRANSFORM_USE) { |
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$this->setCurrentTube($goal->getCurrentTube()); |
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} |
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if ($mode & self::TRANSFORM_WATCHED) { |
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$this->setWatchedTubes($goal->getWatchedTubes()); |
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} |
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return $commands; |
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} |
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/** |
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* @param TubeStatus $goal |
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* @param int $mode |
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* @return \Beanie\Command\CommandInterface[] |
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*/ |
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public function calculateTransformationTo(TubeStatus $goal, $mode = self::TRANSFORM_BOTH) |
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{ |
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$commands = []; |
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if ($mode & self::TRANSFORM_WATCHED) { |
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$commands = $this->calculateTransformWatched($goal->getWatchedTubes()); |
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} |
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if ( |
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$mode & self::TRANSFORM_USE && |
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$goal->getCurrentTube() !== $this->currentTube |
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) { |
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$commands[] = $this->commandFactory->create(CommandInterface::COMMAND_USE, [$goal->getCurrentTube()]); |
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} |
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return $commands; |
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} |
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/** |
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* @param string[] $otherWatchedTubes |
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* @return \Beanie\Command\CommandInterface[] |
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*/ |
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protected function calculateTransformWatched(array $otherWatchedTubes = []) |
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{ |
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return array_merge( |
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$this->calculateDiffTubes($otherWatchedTubes, $this->getWatchedTubes(), CommandInterface::COMMAND_WATCH), |
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$this->calculateDiffTubes($this->getWatchedTubes(), $otherWatchedTubes, CommandInterface::COMMAND_IGNORE) |
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); |
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} |
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/** |
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* @param string[] $tubes |
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* @param string[] $otherTubes |
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* @param string $command |
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* @return CommandInterface[] |
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* @throws \Beanie\Exception\InvalidArgumentException |
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*/ |
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protected function calculateDiffTubes($tubes, $otherTubes, $command) |
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{ |
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$commands = []; |
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foreach (array_diff($tubes, $otherTubes) as $tube) { |
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$commands[] = $this->commandFactory->create($command, [$tube]); |
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} |
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return $commands; |
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} |
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} |
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zwilias /
beanie
