#include "ublox_i.h"

bool ublox_custom_event_callback(void* context, uint32_t event) {
  furi_assert(context);
  Ublox* ublox = context;
  return scene_manager_handle_custom_event(ublox->scene_manager, event);
}

bool ublox_back_event_callback(void* context) {
  furi_assert(context);
  Ublox* ublox = context;
  return scene_manager_handle_back_event(ublox->scene_manager);
}

Ublox* ublox_alloc() {
  Ublox* ublox = malloc(sizeof(Ublox));

  ublox->view_dispatcher = view_dispatcher_alloc();
  ublox->scene_manager = scene_manager_alloc(&ublox_scene_handlers, ublox);
  view_dispatcher_enable_queue(ublox->view_dispatcher);
  view_dispatcher_set_event_callback_context(ublox->view_dispatcher, ublox);
  view_dispatcher_set_custom_event_callback(ublox->view_dispatcher, ublox_custom_event_callback);
  view_dispatcher_set_navigation_event_callback(ublox->view_dispatcher, ublox_back_event_callback);

  ublox->worker = ublox_worker_alloc();
  
  ublox->gui = furi_record_open(RECORD_GUI);

  ublox->submenu = submenu_alloc();
  view_dispatcher_add_view(ublox->view_dispatcher, UbloxViewMenu, submenu_get_view(ublox->submenu));

  ublox->widget = widget_alloc();
  view_dispatcher_add_view(ublox->view_dispatcher, UbloxViewWidget, widget_get_view(ublox->widget));

  ublox->data_display = data_display_alloc();
  view_dispatcher_add_view(ublox->view_dispatcher, UbloxViewDataDisplay, data_display_get_view(ublox->data_display));

  ublox->variable_item_list = variable_item_list_alloc();
  view_dispatcher_add_view(ublox->view_dispatcher, UbloxViewVariableItemList, variable_item_list_get_view(ublox->variable_item_list));

  ublox->notifications = furi_record_open(RECORD_NOTIFICATION);

  // Establish default data display state
  (ublox->data_display_state).view_mode = UbloxDataDisplayViewModeHandheld;
  (ublox->data_display_state).backlight_mode = UbloxDataDisplayBacklightDefault;
  (ublox->data_display_state).refresh_rate = 2;
  (ublox->data_display_state).notify_mode = UbloxDataDisplayNotifyOn;

  (ublox->device_state).odometer_mode = UbloxOdometerModeRunning;
  // "suitable for most applications" according to u-blox.
  (ublox->device_state).platform_model = UbloxPlatformModelPortable;
  ublox->gps_initted = false;
  return ublox;
}

void ublox_free(Ublox* ublox) {
  furi_assert(ublox);

  ublox_worker_stop(ublox->worker);
  ublox_worker_free(ublox->worker);
    
  view_dispatcher_remove_view(ublox->view_dispatcher, UbloxViewMenu);
  submenu_free(ublox->submenu);

  view_dispatcher_remove_view(ublox->view_dispatcher, UbloxViewWidget);
  widget_free(ublox->widget);

  view_dispatcher_remove_view(ublox->view_dispatcher, UbloxViewDataDisplay);
  data_display_free(ublox->data_display);

  view_dispatcher_remove_view(ublox->view_dispatcher, UbloxViewVariableItemList);
  variable_item_list_free(ublox->variable_item_list);
  
  view_dispatcher_free(ublox->view_dispatcher);

  scene_manager_free(ublox->scene_manager);

  furi_record_close(RECORD_GUI);
  furi_record_close(RECORD_NOTIFICATION);
  ublox->gui = NULL;

  free(ublox);
}

int32_t ublox_app(void* p) {
  UNUSED(p);
  
  Ublox* ublox = ublox_alloc();

  view_dispatcher_attach_to_gui(ublox->view_dispatcher, ublox->gui, ViewDispatcherTypeFullscreen);
  
  scene_manager_next_scene(ublox->scene_manager, UbloxSceneStart);

  view_dispatcher_run(ublox->view_dispatcher);
  
  // force restore the default backlight
  notification_message_block(ublox->notifications, &sequence_display_backlight_enforce_auto);

  ublox_free(ublox);

  return 0;
}