import {
  Configuration,
  ConfigurationLoader as IConfigurationLoader,
  Reader,
} from "../../interfaces";
import {} from "./configuration.loader";
import { defaultConfiguration } from "./configuration.default";

export class ConfigurationLoader implements IConfigurationLoader {
  constructor(private readonly reader: Reader) {}

  public async load(): Promise<Configuration> {
    const content: string | undefined = await this.reader.readAnyOf([
      ".riba-cli.json",
      "riba-cli.json",
    ]);
    if (!content) {
      return defaultConfiguration;
    }
    return {
      ...defaultConfiguration,
      ...JSON.parse(content),
    };
  }
}