cli/src/commands/generate.command.ts

import * as program from "commander";

import { PasswordGenerationService } from "jslib-common/abstractions/passwordGeneration.service";

import { Response } from "jslib-node/cli/models/response";
import { StringResponse } from "jslib-node/cli/models/response/stringResponse";

export class GenerateCommand {
  constructor(private passwordGenerationService: PasswordGenerationService) {}

  async run(cmdOptions: program.OptionValues): Promise<Response> {
    const options = {
      uppercase: cmdOptions.uppercase || false,
      lowercase: cmdOptions.lowercase || false,
      number: cmdOptions.number || false,
      special: cmdOptions.special || false,
      length: cmdOptions.length || 14,
      type: cmdOptions.passphrase ? "passphrase" : "password",
      wordSeparator: cmdOptions.separator == null ? "-" : cmdOptions.separator,
      numWords: cmdOptions.words || 3,
      capitalize: cmdOptions.capitalize || false,
      includeNumber: cmdOptions.includeNumber || false,
    };
    if (!options.uppercase && !options.lowercase && !options.special && !options.number) {
      options.lowercase = true;
      options.uppercase = true;
      options.number = true;
    }
    if (options.length < 5) {
      options.length = 5;
    }
    if (options.numWords < 3) {
      options.numWords = 3;
    }
    if (options.wordSeparator === "space") {
      options.wordSeparator = " ";
    } else if (options.wordSeparator != null && options.wordSeparator.length > 1) {
      options.wordSeparator = options.wordSeparator[0];
    }
    const enforcedOptions =
      await this.passwordGenerationService.enforcePasswordGeneratorPoliciesOnOptions(options);
    const password = await this.passwordGenerationService.generatePassword(enforcedOptions[0]);
    const res = new StringResponse(password);
    return Response.success(res);
  }
}