#pragma once

#include "container.hpp"

#include "function_wrapper.hpp"
#include "object_wrapper.hpp"

#include <iostream>

template <class Interface>
BindingBuilder<Interface>::BindingBuilder(Container *container) noexcept
	: _container(container)
{
}

template <class Interface>
template <class ObjectImpl, class>
void BindingBuilder<Interface>::to() noexcept
{
	_container->bindings.emplace(
		ObjectType<Interface>(),
		std::dynamic_pointer_cast<IGenericWrapper>(
			std::make_shared<ObjectWrapper<Interface, ObjectImpl>>(*_container)));
}

template <class Interface>
void BindingBuilder<Interface>::to_factory(Interface func) noexcept
{
	_container->bindings.emplace(ObjectType<Interface>(),
								 std::dynamic_pointer_cast<IGenericWrapper>(
									 std::make_shared<FunctionWrapper<Interface>>(func)));
}

template <class Interface>
auto Container::bind() noexcept -> BindingBuilder<Interface>
{
	return BindingBuilder<Interface>(this);
}

template <class Interface, class>
auto Container::get() const noexcept -> std::shared_ptr<Interface>
{
	ObjectType<Interface> interface_type;

	if (bindings.count(interface_type) == 0)
	{
		std::cerr
			<< "Error: Tried to get a item from the container using unbound interface '"
			<< interface_type.name() << "'" << std::endl;
		exit(EXIT_FAILURE);
	}

	auto wrapper = std::dynamic_pointer_cast<IWrapper<std::shared_ptr<Interface>>>(
		bindings.at(interface_type));

	return wrapper->get();
}

template <typename Interface, typename>
auto Container::get() const noexcept -> Interface
{
	auto wrapper = std::dynamic_pointer_cast<IWrapper<Interface>>(
		bindings.at(ObjectType<Interface>()));

	return wrapper->get();
}