import {IHash, ILTOConfig} from '../interfaces';
import {DEFAULT_BASIC_CONFIG} from "./constants";

const config: ILTOConfig = Object.create(null);

export default {

  getNetworkByte(): number {
    return config.networkByte;
  },

  getMinimumSeedLength(): number {
    return config.minimumSeedLength;
  },

  getLogLevel() {
    return config.logLevel;
  },

  getNodeAddress(): string {
    return config.nodeAddress;
  },

  getRequestParams(): IHash<any> {
    return {
      offset: config.requestOffset,
      limit: config.requestLimit
    };
  },

  getTimeDiff() {
    return config.timeDiff;
  },

  get() {
    return {...config};
  },

  set(newConfig: Partial<ILTOConfig>) {

    // Extend incoming objects only when `config` is empty
    if (Object.keys(config).length === 0) {
      newConfig = {...DEFAULT_BASIC_CONFIG, ...newConfig};
    }

    Object.keys(newConfig).forEach((key) => {
      config[key] = newConfig[key];

    });

  },

  clear() {
    Object.keys(config).forEach((key) => {
      delete config[key];
    });
  }

}