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<?php |
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namespace Larapie\Actions\Concerns; |
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use Illuminate\Database\Eloquent\ModelNotFoundException; |
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use Illuminate\Support\Facades\Validator; |
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use Illuminate\Support\Str; |
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use Illuminate\Validation\ValidationException; |
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use Larapie\Actions\Exception\MethodDoesNotExistException; |
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use ReflectionMethod; |
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use ReflectionParameter; |
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trait ResolvesMethodDependencies |
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{ |
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protected function resolveAndCall($instance, $method, $extras = []) |
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{ |
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if (! method_exists($instance, $method)) { |
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throw new MethodDoesNotExistException("method $method not found on ".get_class($instance)); |
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} |
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$parameters = $this->resolveMethodDependencies($instance, $method, $extras); |
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return $instance->{$method}(...$parameters); |
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} |
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protected function resolveMethodDependencies($instance, $method, $extras = []) |
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{ |
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$reflector = new ReflectionMethod($instance, $method); |
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$handler = function ($parameter) use ($extras) { |
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return $this->resolveDependency($parameter, $extras); |
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}; |
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return array_map($handler, $reflector->getParameters()); |
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} |
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protected function resolveDependency(ReflectionParameter $parameter, $extras = []) |
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{ |
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[$key, $value] = $this->findAttributeFromParameter($parameter->name, $extras); |
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$class = $parameter->getClass(); |
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if ($key && (! $class || $value instanceof $class->name)) { |
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return $value; |
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} |
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if ($class) { |
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return $this->resolveContainerDependency($class->name, $key, $value, $parameter->name); |
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} |
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if ($parameter->isDefaultValueAvailable()) { |
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return $parameter->getDefaultValue(); |
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} |
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} |
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protected function resolveContainerDependency($class, $key, $value, ?string $parameterName = null) |
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{ |
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$instance = app($class); |
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if (method_exists($instance, 'resolveRouteBinding')) { |
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if (! $key) { |
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throw (new ValidationException(Validator::make([], [ |
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$parameterName => 'required', |
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])))->redirectTo($this->getRedirectUrl()); |
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} |
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$instance = $this->resolveRouteBinding($instance, $value); |
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} |
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if ($key) { |
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$this->updateAttributeWithResolvedInstance($key, $instance); |
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} |
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return $instance; |
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} |
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protected function resolveRouteBinding($instance, $value) |
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{ |
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if (! $model = $instance->resolveRouteBinding($value)) { |
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throw (new ModelNotFoundException())->setModel(get_class($instance)); |
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} |
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return $model; |
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} |
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protected function findAttributeFromParameter($name, $extras = []) |
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{ |
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$routeAttributes = $this->runningAs('controller') ? $this->getAttributesFromRoute($this->request) : []; |
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$attributes = array_merge($this->attributes, $routeAttributes, $extras); |
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if (array_key_exists($name, $attributes)) { |
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return [$name, $attributes[$name]]; |
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} |
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if (array_key_exists($snakedName = Str::snake($name), $attributes)) { |
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return [$snakedName, $attributes[$snakedName]]; |
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} |
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} |
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public function updateAttributeWithResolvedInstance($key, $instance) |
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{ |
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if ($this->runningAs('controller') && $this->request->has($key)) { |
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return; |
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} |
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return $this->attributes[$key] = $instance; |
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} |
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} |
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larapie /
actions
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