#include <audioapi/HostObjects/events/AudioEventHandlerRegistryHostObject.h>

#include <audioapi/HostObjects/utils/JsEnumParser.h>
#include <audioapi/events/AudioEventHandlerRegistry.h>
#include <memory>

namespace audioapi {

AudioEventHandlerRegistryHostObject::AudioEventHandlerRegistryHostObject(
    const std::shared_ptr<AudioEventHandlerRegistry> &eventHandlerRegistry)
    : eventHandlerRegistry_(eventHandlerRegistry) {
  addFunctions(
      JSI_EXPORT_FUNCTION(AudioEventHandlerRegistryHostObject, addAudioEventListener),
      JSI_EXPORT_FUNCTION(AudioEventHandlerRegistryHostObject, removeAudioEventListener));
}

JSI_HOST_FUNCTION_IMPL(AudioEventHandlerRegistryHostObject, addAudioEventListener) {
  auto eventName = args[0].getString(runtime).utf8(runtime);
  auto callback = std::make_shared<jsi::Function>(args[1].getObject(runtime).getFunction(runtime));

  auto listenerId = eventHandlerRegistry_->registerHandler(
      js_enum_parser::audioEventFromString(eventName), callback);

  return jsi::String::createFromUtf8(runtime, std::to_string(listenerId));
}

JSI_HOST_FUNCTION_IMPL(AudioEventHandlerRegistryHostObject, removeAudioEventListener) {
  auto eventName = args[0].getString(runtime).utf8(runtime);
  uint64_t listenerId = std::stoull(args[1].getString(runtime).utf8(runtime));

  eventHandlerRegistry_->unregisterHandler(
      js_enum_parser::audioEventFromString(eventName), listenerId);

  return jsi::Value::undefined();
}

} // namespace audioapi