import { OptionValue, Option } from '../../Option';

export abstract class InteractiveSubSource {
  protected val: OptionValue;
  protected opt: Option;

  protected abstract condition():boolean;
  protected abstract async run():Promise<void>;

  public constructor (
    val:OptionValue,
    opt:Option
  ) {
    this.val = val;
    this.opt = opt;
  }

  public async parse ():Promise<void> {
    if (this.condition ())
      await this.run ();
  }

  protected get_message (): string {
    return typeof this.opt.message === 'undefined'
      ? `input ${this.opt.name}`
      : this.opt.message;
  }
}