Completed
Pull Request — master (#148)
by Freek
04:33
created

DiscoverEventHandlers::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 1
nc 1
nop 0
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<?php
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namespace Spatie\EventProjector;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Str;
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use Spatie\EventProjector\EventHandlers\EventHandler;
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use Spatie\EventProjector\Projectors\Projector;
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use Spatie\EventProjector\Projectors\QueuedProjector;
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use SplFileInfo;
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use Symfony\Component\Finder\Finder;
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final class DiscoverEventHandlers
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{
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    private $directories = [];
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    private $basePath;
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    private $rootNamespace = '';
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    public function __construct()
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    {
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        $this->basePath = app_path();
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    }
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    public function within(array $directories): self
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    {
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        $this->directories = $directories;
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        return $this;
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    }
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    public function useBasePath(string $basePath): self
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    {
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        $this->basePath = $basePath;
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        return $this;
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    }
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    public function useRootNamespace(string $rootNamespace): self
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    {
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        $this->rootNamespace = $rootNamespace;
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        return $this;
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    }
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    public function addToProjectionist(Projectionist $projectionist)
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    {
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        $files = (new Finder())->files()->in($this->directories);
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        return collect($files)
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            ->map(function (SplFileInfo $file) {
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                return static::fullQualifiedClassNameFromFile($file);
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            })
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            ->filter(function(string $eventHandlerClass) {
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                return is_subclass_of($eventHandlerClass, EventHandler::class);
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            })
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            ->pipe(function(Collection $eventHandlers) use ($projectionist) {
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                $projectionist->addEventHandlers($eventHandlers->toArray());
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            });
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    }
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    protected function fullQualifiedClassNameFromFile(SplFileInfo $file): string {
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        $class = trim(str_replace($this->basePath, '', $file->getRealPath()), DIRECTORY_SEPARATOR);
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        $class = str_replace(
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            [DIRECTORY_SEPARATOR, 'App\\'],
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            ['\\', app()->getNamespace()],
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            ucfirst(Str::replaceLast('.php', '', $class))
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        );
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        return $this->rootNamespace . $class;
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    }
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}
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