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<?php

declare (strict_types=1);
namespace ElementorDeps\DI;

use ElementorDeps\DI\Definition\Definition;
use ElementorDeps\DI\Definition\Exception\InvalidDefinition;
use ElementorDeps\DI\Definition\FactoryDefinition;
use ElementorDeps\DI\Definition\Helper\DefinitionHelper;
use ElementorDeps\DI\Definition\InstanceDefinition;
use ElementorDeps\DI\Definition\ObjectDefinition;
use ElementorDeps\DI\Definition\Resolver\DefinitionResolver;
use ElementorDeps\DI\Definition\Resolver\ResolverDispatcher;
use ElementorDeps\DI\Definition\Source\DefinitionArray;
use ElementorDeps\DI\Definition\Source\MutableDefinitionSource;
use ElementorDeps\DI\Definition\Source\ReflectionBasedAutowiring;
use ElementorDeps\DI\Definition\Source\SourceChain;
use ElementorDeps\DI\Definition\ValueDefinition;
use ElementorDeps\DI\Invoker\DefinitionParameterResolver;
use ElementorDeps\DI\Proxy\ProxyFactory;
use InvalidArgumentException;
use ElementorDeps\Invoker\Invoker;
use ElementorDeps\Invoker\InvokerInterface;
use ElementorDeps\Invoker\ParameterResolver\AssociativeArrayResolver;
use ElementorDeps\Invoker\ParameterResolver\Container\TypeHintContainerResolver;
use ElementorDeps\Invoker\ParameterResolver\DefaultValueResolver;
use ElementorDeps\Invoker\ParameterResolver\NumericArrayResolver;
use ElementorDeps\Invoker\ParameterResolver\ResolverChain;
use ElementorDeps\Psr\Container\ContainerInterface;
/**
 * Dependency Injection Container.
 *
 * @api
 *
 * @author Matthieu Napoli <matthieu@mnapoli.fr>
 */
class Container implements ContainerInterface, FactoryInterface, InvokerInterface
{
    /**
     * Map of entries that are already resolved.
     * @var array
     */
    protected $resolvedEntries = [];
    /**
     * @var MutableDefinitionSource
     */
    private $definitionSource;
    /**
     * @var DefinitionResolver
     */
    private $definitionResolver;
    /**
     * Map of definitions that are already fetched (local cache).
     *
     * @var (Definition|null)[]
     */
    private $fetchedDefinitions = [];
    /**
     * Array of entries being resolved. Used to avoid circular dependencies and infinite loops.
     * @var array
     */
    protected $entriesBeingResolved = [];
    /**
     * @var InvokerInterface|null
     */
    private $invoker;
    /**
     * Container that wraps this container. If none, points to $this.
     *
     * @var ContainerInterface
     */
    protected $delegateContainer;
    /**
     * @var ProxyFactory
     */
    protected $proxyFactory;
    /**
     * Use `$container = new Container()` if you want a container with the default configuration.
     *
     * If you want to customize the container's behavior, you are discouraged to create and pass the
     * dependencies yourself, the ContainerBuilder class is here to help you instead.
     *
     * @see ContainerBuilder
     *
     * @param ContainerInterface $wrapperContainer If the container is wrapped by another container.
     */
    public function __construct(MutableDefinitionSource $definitionSource = null, ProxyFactory $proxyFactory = null, ContainerInterface $wrapperContainer = null)
    {
        $this->delegateContainer = $wrapperContainer ?: $this;
        $this->definitionSource = $definitionSource ?: $this->createDefaultDefinitionSource();
        $this->proxyFactory = $proxyFactory ?: new ProxyFactory(\false);
        $this->definitionResolver = new ResolverDispatcher($this->delegateContainer, $this->proxyFactory);
        // Auto-register the container
        $this->resolvedEntries = [self::class => $this, ContainerInterface::class => $this->delegateContainer, FactoryInterface::class => $this, InvokerInterface::class => $this];
    }
    /**
     * Returns an entry of the container by its name.
     *
     * @template T
     * @param string|class-string<T> $name Entry name or a class name.
     *
     * @throws DependencyException Error while resolving the entry.
     * @throws NotFoundException No entry found for the given name.
     * @return mixed|T
     */
    public function get($name)
    {
        // If the entry is already resolved we return it
        if (isset($this->resolvedEntries[$name]) || \array_key_exists($name, $this->resolvedEntries)) {
            return $this->resolvedEntries[$name];
        }
        $definition = $this->getDefinition($name);
        if (!$definition) {
            throw new NotFoundException("No entry or class found for '{$name}'");
        }
        $value = $this->resolveDefinition($definition);
        $this->resolvedEntries[$name] = $value;
        return $value;
    }
    /**
     * @param string $name
     *
     * @return Definition|null
     */
    private function getDefinition($name)
    {
        // Local cache that avoids fetching the same definition twice
        if (!\array_key_exists($name, $this->fetchedDefinitions)) {
            $this->fetchedDefinitions[$name] = $this->definitionSource->getDefinition($name);
        }
        return $this->fetchedDefinitions[$name];
    }
    /**
     * Build an entry of the container by its name.
     *
     * This method behave like get() except resolves the entry again every time.
     * For example if the entry is a class then a new instance will be created each time.
     *
     * This method makes the container behave like a factory.
     *
     * @template T
     * @param string|class-string<T> $name       Entry name or a class name.
     * @param array                  $parameters Optional parameters to use to build the entry. Use this to force
     *                                           specific parameters to specific values. Parameters not defined in this
     *                                           array will be resolved using the container.
     *
     * @throws InvalidArgumentException The name parameter must be of type string.
     * @throws DependencyException Error while resolving the entry.
     * @throws NotFoundException No entry found for the given name.
     * @return mixed|T
     */
    public function make($name, array $parameters = [])
    {
        if (!\is_string($name)) {
            throw new InvalidArgumentException(\sprintf('The name parameter must be of type string, %s given', \is_object($name) ? \get_class($name) : \gettype($name)));
        }
        $definition = $this->getDefinition($name);
        if (!$definition) {
            // If the entry is already resolved we return it
            if (\array_key_exists($name, $this->resolvedEntries)) {
                return $this->resolvedEntries[$name];
            }
            throw new NotFoundException("No entry or class found for '{$name}'");
        }
        return $this->resolveDefinition($definition, $parameters);
    }
    /**
     * Test if the container can provide something for the given name.
     *
     * @param string $name Entry name or a class name.
     *
     * @throws InvalidArgumentException The name parameter must be of type string.
     * @return bool
     */
    public function has($name)
    {
        if (!\is_string($name)) {
            throw new InvalidArgumentException(\sprintf('The name parameter must be of type string, %s given', \is_object($name) ? \get_class($name) : \gettype($name)));
        }
        if (\array_key_exists($name, $this->resolvedEntries)) {
            return \true;
        }
        $definition = $this->getDefinition($name);
        if ($definition === null) {
            return \false;
        }
        return $this->definitionResolver->isResolvable($definition);
    }
    /**
     * Inject all dependencies on an existing instance.
     *
     * @template T
     * @param object|T $instance Object to perform injection upon
     * @throws InvalidArgumentException
     * @throws DependencyException Error while injecting dependencies
     * @return object|T $instance Returns the same instance
     */
    public function injectOn($instance)
    {
        if (!$instance) {
            return $instance;
        }
        $className = \get_class($instance);
        // If the class is anonymous, don't cache its definition
        // Checking for anonymous classes is cleaner via Reflection, but also slower
        $objectDefinition = \false !== \strpos($className, '@anonymous') ? $this->definitionSource->getDefinition($className) : $this->getDefinition($className);
        if (!$objectDefinition instanceof ObjectDefinition) {
            return $instance;
        }
        $definition = new InstanceDefinition($instance, $objectDefinition);
        $this->definitionResolver->resolve($definition);
        return $instance;
    }
    /**
     * Call the given function using the given parameters.
     *
     * Missing parameters will be resolved from the container.
     *
     * @param callable $callable   Function to call.
     * @param array    $parameters Parameters to use. Can be indexed by the parameter names
     *                             or not indexed (same order as the parameters).
     *                             The array can also contain DI definitions, e.g. DI\get().
     *
     * @return mixed Result of the function.
     */
    public function call($callable, array $parameters = [])
    {
        return $this->getInvoker()->call($callable, $parameters);
    }
    /**
     * Define an object or a value in the container.
     *
     * @param string $name Entry name
     * @param mixed|DefinitionHelper $value Value, use definition helpers to define objects
     */
    public function set(string $name, $value)
    {
        if ($value instanceof DefinitionHelper) {
            $value = $value->getDefinition($name);
        } elseif ($value instanceof \Closure) {
            $value = new FactoryDefinition($name, $value);
        }
        if ($value instanceof ValueDefinition) {
            $this->resolvedEntries[$name] = $value->getValue();
        } elseif ($value instanceof Definition) {
            $value->setName($name);
            $this->setDefinition($name, $value);
        } else {
            $this->resolvedEntries[$name] = $value;
        }
    }
    /**
     * Get defined container entries.
     *
     * @return string[]
     */
    public function getKnownEntryNames() : array
    {
        $entries = \array_unique(\array_merge(\array_keys($this->definitionSource->getDefinitions()), \array_keys($this->resolvedEntries)));
        \sort($entries);
        return $entries;
    }
    /**
     * Get entry debug information.
     *
     * @param string $name Entry name
     *
     * @throws InvalidDefinition
     * @throws NotFoundException
     */
    public function debugEntry(string $name) : string
    {
        $definition = $this->definitionSource->getDefinition($name);
        if ($definition instanceof Definition) {
            return (string) $definition;
        }
        if (\array_key_exists($name, $this->resolvedEntries)) {
            return $this->getEntryType($this->resolvedEntries[$name]);
        }
        throw new NotFoundException("No entry or class found for '{$name}'");
    }
    /**
     * Get formatted entry type.
     *
     * @param mixed $entry
     */
    private function getEntryType($entry) : string
    {
        if (\is_object($entry)) {
            return \sprintf("Object (\n    class = %s\n)", \get_class($entry));
        }
        if (\is_array($entry)) {
            return \preg_replace(['/^array \$/', '/\$$/'], ['[', ']'], \var_export($entry, \true));
        }
        if (\is_string($entry)) {
            return \sprintf('Value (\'%s\')', $entry);
        }
        if (\is_bool($entry)) {
            return \sprintf('Value (%s)', $entry === \true ? 'true' : 'false');
        }
        return \sprintf('Value (%s)', \is_scalar($entry) ? $entry : \ucfirst(\gettype($entry)));
    }
    /**
     * Resolves a definition.
     *
     * Checks for circular dependencies while resolving the definition.
     *
     * @throws DependencyException Error while resolving the entry.
     * @return mixed
     */
    private function resolveDefinition(Definition $definition, array $parameters = [])
    {
        $entryName = $definition->getName();
        // Check if we are already getting this entry -> circular dependency
        if (isset($this->entriesBeingResolved[$entryName])) {
            throw new DependencyException("Circular dependency detected while trying to resolve entry '{$entryName}'");
        }
        $this->entriesBeingResolved[$entryName] = \true;
        // Resolve the definition
        try {
            $value = $this->definitionResolver->resolve($definition, $parameters);
        } finally {
            unset($this->entriesBeingResolved[$entryName]);
        }
        return $value;
    }
    protected function setDefinition(string $name, Definition $definition)
    {
        // Clear existing entry if it exists
        if (\array_key_exists($name, $this->resolvedEntries)) {
            unset($this->resolvedEntries[$name]);
        }
        $this->fetchedDefinitions = [];
        // Completely clear this local cache
        $this->definitionSource->addDefinition($definition);
    }
    private function getInvoker() : InvokerInterface
    {
        if (!$this->invoker) {
            $parameterResolver = new ResolverChain([new DefinitionParameterResolver($this->definitionResolver), new NumericArrayResolver(), new AssociativeArrayResolver(), new DefaultValueResolver(), new TypeHintContainerResolver($this->delegateContainer)]);
            $this->invoker = new Invoker($parameterResolver, $this);
        }
        return $this->invoker;
    }
    private function createDefaultDefinitionSource() : SourceChain
    {
        $source = new SourceChain([new ReflectionBasedAutowiring()]);
        $source->setMutableDefinitionSource(new DefinitionArray([], new ReflectionBasedAutowiring()));
        return $source;
    }
}