import { BusinessRecord } from './classes.businessrecord.js';
import { HandelsRegister } from './classes.handelsregister.js';
import { JsonlDataProcessor, type SeedEntryType } from './classes.jsonldata.js';
import * as paths from './paths.js';
import * as plugins from './plugins.js';

export interface IOpenDataConfig {
  downloadDir: string;
  germanBusinessDataDir: string;
  nogitDir: string;
}

export class OpenData {
  public db: plugins.smartdata.SmartdataDb;
  private serviceQenv: plugins.qenv.Qenv;
  private config: IOpenDataConfig;

  public jsonLDataProcessor: JsonlDataProcessor<SeedEntryType>;
  public handelsregister: HandelsRegister;

  public CBusinessRecord = plugins.smartdata.setDefaultManagerForDoc(this, BusinessRecord);

  constructor(configArg: IOpenDataConfig) {
    if (!configArg) {
      throw new Error('@fin.cx/opendata: Configuration is required. You must provide downloadDir, germanBusinessDataDir, and nogitDir paths.');
    }
    if (!configArg.downloadDir || !configArg.germanBusinessDataDir || !configArg.nogitDir) {
      throw new Error('@fin.cx/opendata: All directory paths are required (downloadDir, germanBusinessDataDir, nogitDir).');
    }
    this.config = configArg;
    this.serviceQenv = new plugins.qenv.Qenv(paths.packageDir, this.config.nogitDir);
  }

  public async start() {
    // Ensure configured directories exist
    await plugins.smartfile.fs.ensureDir(this.config.nogitDir);
    await plugins.smartfile.fs.ensureDir(this.config.downloadDir);
    await plugins.smartfile.fs.ensureDir(this.config.germanBusinessDataDir);

    this.db = new plugins.smartdata.SmartdataDb({
      mongoDbUrl: await this.serviceQenv.getEnvVarOnDemand('MONGODB_URL'),
      mongoDbName: await this.serviceQenv.getEnvVarOnDemand('MONGODB_NAME'),
      mongoDbUser: await this.serviceQenv.getEnvVarOnDemand('MONGODB_USER'),
      mongoDbPass: await this.serviceQenv.getEnvVarOnDemand('MONGODB_PASS'),
    });
    await this.db.init();
    this.jsonLDataProcessor = new JsonlDataProcessor(
      this.config.germanBusinessDataDir,
      async (entryArg) => {
        const businessRecord = new this.CBusinessRecord();
        businessRecord.id = await this.CBusinessRecord.getNewId();
        businessRecord.data.name = entryArg.name;
        businessRecord.data.germanParsedRegistration = {
          court: entryArg.all_attributes.registered_office,
          number: entryArg.all_attributes._registerNummer,
          type: entryArg.all_attributes._registerArt as 'HRA' | 'HRB',
        };
        await businessRecord.save();
      }
    );
    this.handelsregister = new HandelsRegister(this, this.config.downloadDir);
    await this.handelsregister.start();
  }

  public async buildInitialDb() {
    await this.jsonLDataProcessor.processDataFromUrl();
  }

  public async slowValidateDb() {

  }

  public async validateSearchByName() {

  }

  public async searchDbByBusinessNameAndPostalCode(businessNameArg: string, postalCodeArg: string) {

  }



  public async stop() {
    await this.db.close();
    await this.handelsregister.stop();
  }
}