#include "source/extensions/filters/network/wasm/config.h"

#include "envoy/extensions/filters/network/wasm/v3/wasm.pb.validate.h"

#include "envoy/registry/registry.h"

#include "source/common/common/empty_string.h"

#include "source/common/config/datasource.h"

#include "source/extensions/common/wasm/wasm.h"

#include "source/extensions/filters/network/wasm/wasm_filter.h"

namespace Envoy {

namespace Extensions {

namespace NetworkFilters {

namespace Wasm {

Network::FilterFactoryCb WasmFilterConfig::createFilterFactoryFromProtoTyped(

    const envoy::extensions::filters::network::wasm::v3::Wasm& proto_config,

    Server::Configuration::FactoryContext& context) {

  context.api().customStatNamespaces().registerStatNamespace(

      Extensions::Common::Wasm::CustomStatNamespace);

  auto filter_config = std::make_shared<FilterConfig>(proto_config, context);

  return [filter_config](Network::FilterManager& filter_manager) -> void {

    auto filter = filter_config->createFilter();

    if (filter) {

      filter_manager.addFilter(filter);

    } // else fail open

  };

}

/**

 * Static registration for the Wasm filter. @see RegisterFactory.

 */

REGISTER_FACTORY(WasmFilterConfig, Server::Configuration::NamedNetworkFilterConfigFactory);

} // namespace Wasm

} // namespace NetworkFilters

} // namespace Extensions

} // namespace Envoy