import { IFASAdminConfigInitializer } from '../models/fas-admin-models';
import { FAS_DEFAULT_CONFIG_VALUE } from '../const/fas-default-config';
import { API_URL } from '../../../api/models/api-url.token';
import { InjectionToken } from '@angular/core';

export const FAS_LIB_CONFIG = new InjectionToken<IFASAdminConfigInitializer>(
  'FAS_LIB_CONFIG',
  {
    providedIn: 'root',
    factory: () => {
      console.warn(
        `FAS_LIB_CONFIG: Using default configuration. If you want to customize it, provide a configuration object using the provideFASLibConfig method in the providers array of your AppModule.`
      );
      return FAS_DEFAULT_CONFIG_VALUE;
    },
  }
);
/**
 * Factory function to provide a custom configuration for FAS_LIB_CONFIG.
 * Ensures that the configuration object conforms to IFASAdminConfigInitializer.
 */
export function provideFASAdminLibConfig(config: IFASAdminConfigInitializer): {
  provide: typeof FAS_LIB_CONFIG;
  useValue: IFASAdminConfigInitializer;
} {
  return {
    provide: FAS_LIB_CONFIG,
    useValue: config,
  };
}


/**
 * Factory function to provide a api configuration for FAS API_URL.
 */
export function provideFASAdminLibApiConfig(apiUrl: string): {
  provide: typeof API_URL;
  useValue:  string;
} {
  return {
    provide: API_URL,
    useValue: apiUrl,
  };
}