createForm(controls: IJsonFormControls[]) {
    for (const control of controls) {
      const validatorsToAdd = [];

      for (const [key, value] of Object.entries(control.validators)) {
        switch (key) {
          case 'min':
            validatorsToAdd.push(Validators.min(value));
            break;
          case 'max':
            validatorsToAdd.push(Validators.max(value));
            break;
          case 'required':
            if (value) {
              validatorsToAdd.push(Validators.required);
            }
            break;
          case 'requiredTrue':
            if (value) {
              validatorsToAdd.push(Validators.requiredTrue);
            }
            break;
          case 'email':
            if (value) {
              validatorsToAdd.push(Validators.email);
            }
            break;
          case 'minLength':
            validatorsToAdd.push(Validators.minLength(value));
            break;
          case 'maxLength':
            validatorsToAdd.push(Validators.maxLength(value));
            break;
          case 'pattern':
            validatorsToAdd.push(Validators.pattern(value));
            break;
          case 'nullValidator':
            if (value) {
              validatorsToAdd.push(Validators.nullValidator);
            }
            break;
          default:
            break;
        }
      }

      this.dataForm.addControl(
        control.name,
        this.fb.control(control.value, validatorsToAdd)
      );
    }
    console.log('data form: ', this.dataForm);
  }