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<?php |
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namespace DeGraciaMathieu\Clike; |
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class Terminal { |
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/** |
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* @param array $availableCommands |
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*/ |
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public function __construct(array $availableCommands) |
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{ |
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$this->availableCommands = $availableCommands; |
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} |
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/** |
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* try to launch a command class from a command line |
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* @param string $commandLine |
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* @throws \DeGraciaMathieu\Clike\Exceptions\UnknowCommand |
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* @return array |
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*/ |
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public function execute(string $commandLine) :array |
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{ |
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$command = $this->retrieveCommand($commandLine); |
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return (new Command)->execute($command); |
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} |
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/** |
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* Make Command class from binding |
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* @param string $binding |
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* @throws \DeGraciaMathieu\Clike\Exceptions\UnknowCommand |
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* @return \DeGraciaMathieu\Clike\Contracts\Command |
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*/ |
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protected function retrieveCommand(string $binding) :Contracts\Command |
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{ |
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$command = array_filter($this->availableCommands, function($availableCommand) use($binding) { |
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return (new $availableCommand)->binding() === $binding; |
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}); |
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if (! isset($command[0])) { |
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throw new Exceptions\UnknowCommand(); |
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} |
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return new $command[0]; |
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} |
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/** |
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* Get all available commands |
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* @return array |
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*/ |
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public function getAvailableCommands() |
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{ |
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return array_map(function($availableCommand){ |
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$command = new $availableCommand; |
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return [ |
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'binding' => $command->binding(), |
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'description' => $command->description(), |
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]; |
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}, $this->availableCommands); |
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} |
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} |
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DeGraciaMathieu /
Clike
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: