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<?php
declare(strict_types=1);
namespace SimplyBook\Providers;
use SimplyBook\Bootstrap\App;
use SimplyBook\Support\Utility\StringUtility;
use SimplyBook\Interfaces\ProviderInterface;
/**
* Providers are classes that provide functionality to the container. Child
* classes should never use the container instance themselves to prevent
* recursion in the container registry. Therefor child Providers should
* always return the provided functionality directly in the
* provide{Function} method instead of setting it in the
* container {@see App}
*/
class Provider implements ProviderInterface
{
/**
* Register the provided services. Will be used to find and call the
* provide{Service} methods. You can use lowercase for the service name.
* @var string[]
*/
protected array $provides = [];
/**
* Register the provided singleton services. The key is the name of the
* service and is used to find and call the provide{Service}Singleton
* method. The value is the class string that will be used to register
* and retrieve the singleton in the container.
* @var array<string, class-string>
*/
protected array $singletons = [];
/**
* Method will be called by the ProviderManager to serve the provided
* services.
*/
final public function provide(): void
{
foreach ($this->provides as $provide) {
$method = 'provide' . StringUtility::snakeToPascalCase($provide);
if (method_exists($this, $method) === false) {
continue;
}
App::getInstance()->set($provide, static function() use ($method) {
return static::$method();
});
}
foreach ($this->singletons as $key => $classString) {
$method = 'provide' . StringUtility::snakeToPascalCase($key) . 'Singleton';
if (method_exists($this, $method) === false) {
continue;
}
App::getInstance()->set($classString, static function() use ($method) {
return static::$method();
});
}
}
}