import { ModuleWithProviders, NgModule } from '@angular/core';

import { AgmBicyclingLayer } from './directives/bicycling-layer';
import { AgmCircle } from './directives/circle';
import { AgmDataLayer } from './directives/data-layer';
import { AgmFitBounds } from './directives/fit-bounds';
import { AgmInfoWindow } from './directives/info-window';
import { AgmKmlLayer } from './directives/kml-layer';
import { AgmFullscreenControl, AgmMap, AgmMapTypeControl, AgmPanControl, AgmRotateControl, AgmScaleControl, AgmStreetViewControl, AgmZoomControl } from './directives/map';
import { AgmMarker } from './directives/marker';
import { AgmPolygon } from './directives/polygon';
import { AgmPolyline } from './directives/polyline';
import { AgmPolylineIcon } from './directives/polyline-icon';
import { AgmPolylinePoint } from './directives/polyline-point';
import { AgmRectangle } from './directives/rectangle';
import { AgmTransitLayer } from './directives/transit-layer';

import { LazyMapsAPILoader, LazyMapsAPILoaderConfigLiteral, LAZY_MAPS_API_CONFIG } from './services/maps-api-loader/lazy-maps-api-loader';
import { MapsAPILoader } from './services/maps-api-loader/maps-api-loader';

import { BROWSER_GLOBALS_PROVIDERS } from './utils/browser-globals';

/**
 * @internal
 */
export function coreDirectives() {
  return [
    AgmBicyclingLayer,
    AgmCircle,
    AgmDataLayer,
    AgmFitBounds,
    AgmFullscreenControl,
    AgmInfoWindow,
    AgmKmlLayer,
    AgmMap,
    AgmMapTypeControl,
    AgmMarker,
    AgmPanControl,
    AgmPolygon,
    AgmPolyline,
    AgmPolylineIcon,
    AgmPolylinePoint,
    AgmRectangle,
    AgmRotateControl,
    AgmScaleControl,
    AgmStreetViewControl,
    AgmTransitLayer,
    AgmZoomControl,
  ];
}

/**
 * The angular-google-maps core module. Contains all Directives/Services/Pipes
 * of the core module. Please use `AgmCoreModule.forRoot()` in your app module.
 */
@NgModule({declarations: coreDirectives(), exports: coreDirectives()})
export class AgmCoreModule {
  /**
   * Please use this method when you register the module at the root level.
   */
  static forRoot(lazyMapsAPILoaderConfig?: LazyMapsAPILoaderConfigLiteral): ModuleWithProviders<AgmCoreModule> {
    return {
      ngModule: AgmCoreModule,
      providers: [
        ...BROWSER_GLOBALS_PROVIDERS, {provide: MapsAPILoader, useClass: LazyMapsAPILoader},
        {provide: LAZY_MAPS_API_CONFIG, useValue: lazyMapsAPILoaderConfig},
      ],
    };
  }
}