#include "include/veilid/veilid_plugin.h"

#include <flutter_linux/flutter_linux.h>
#include <gtk/gtk.h>
#include <sys/utsname.h>

#include <cstring>

#define VEILID_PLUGIN(obj)                                     \
  (G_TYPE_CHECK_INSTANCE_CAST((obj), veilid_plugin_get_type(), \
                              VeilidPlugin))

struct _VeilidPlugin
{
  GObject parent_instance;
};

G_DEFINE_TYPE(VeilidPlugin, veilid_plugin, g_object_get_type())

// Called when a method call is received from Flutter.
static void veilid_plugin_handle_method_call(
    VeilidPlugin *self,
    FlMethodCall *method_call)
{
  g_autoptr(FlMethodResponse) response = nullptr;

  //const gchar *method = fl_method_call_get_name(method_call);

  // if (strcmp(method, "getPlatformVersion") == 0) {
  //   struct utsname uname_data = {};
  //   uname(&uname_data);
  //   g_autofree gchar *version = g_strdup_printf("Linux %s", uname_data.version);
  //   g_autoptr(FlValue) result = fl_value_new_string(version);
  //   response = FL_METHOD_RESPONSE(fl_method_success_response_new(result));
  // } else {
  response = FL_METHOD_RESPONSE(fl_method_not_implemented_response_new());
  // }

  fl_method_call_respond(method_call, response, nullptr);
}

static void veilid_plugin_dispose(GObject *object)
{
  G_OBJECT_CLASS(veilid_plugin_parent_class)->dispose(object);
}

static void veilid_plugin_class_init(VeilidPluginClass *klass)
{
  G_OBJECT_CLASS(klass)->dispose = veilid_plugin_dispose;
}

static void veilid_plugin_init(VeilidPlugin *self) {}

static void method_call_cb(FlMethodChannel *channel, FlMethodCall *method_call,
                           gpointer user_data)
{
  VeilidPlugin *plugin = VEILID_PLUGIN(user_data);
  veilid_plugin_handle_method_call(plugin, method_call);
}

void veilid_plugin_register_with_registrar(FlPluginRegistrar *registrar)
{
  VeilidPlugin *plugin = VEILID_PLUGIN(
      g_object_new(veilid_plugin_get_type(), nullptr));

  g_autoptr(FlStandardMethodCodec) codec = fl_standard_method_codec_new();
  g_autoptr(FlMethodChannel) channel =
      fl_method_channel_new(fl_plugin_registrar_get_messenger(registrar),
                            "veilid",
                            FL_METHOD_CODEC(codec));
  fl_method_channel_set_method_call_handler(channel, method_call_cb,
                                            g_object_ref(plugin),
                                            g_object_unref);

  g_object_unref(plugin);
}