import { HTTP_INTERCEPTORS } from '@angular/common/http';
import { ModuleWithProviders, NgModule } from '@angular/core';
import { LanguageInterceptor } from './language-interceptor';
import { LANGUAGE_INTERCEPTOR_PLUGIN_OPTIONS } from './tokens';

export interface LanguageInterceptorPluginOptions {
  language: string;
}

@NgModule({
  providers: [
    {
      provide: HTTP_INTERCEPTORS,
      useClass: LanguageInterceptor,
      multi: true
    }
  ]
})
export class LanguageInterceptorPluginModule {
  static forRoot(
    options?: LanguageInterceptorPluginOptions
  ): ModuleWithProviders<LanguageInterceptorPluginModule> {
    return {
      ngModule: LanguageInterceptorPluginModule,
      providers: [{ provide: LANGUAGE_INTERCEPTOR_PLUGIN_OPTIONS, useValue: options }]
    };
  }
}