Consider adding a way to get/list all the fields and iterate them ? about lenses-ppx HOT 3 OPEN

  let mergeWholeState =
      (
        formState,
        ~schema:
           ReSchema.Make(OnboardingProfileFormTypes.StateLenses).Validation.schema(
             option(ProfileFastForm.meta),
           ),
      ) => {
    open OnboardingProfileFormTypes.StateLenses;

    let Schema(schema) = schema;

    let changeField = field => {
      let currentState = currentWholeFormState->React.Ref.current;
      let newState = currentState->set(field, formState->get(field));
      currentWholeFormState->React.Ref.setCurrent(newState);
    };

    schema->Belt.Array.forEach(validator => {
      switch (validator) {
      | ProfileFastForm.Form.Validation.StringNonEmpty({field})
      | ProfileFastForm.Form.Validation.StringRegExp({field})
      | ProfileFastForm.Form.Validation.StringMin({field})
      | ProfileFastForm.Form.Validation.StringMax({field})
      | ProfileFastForm.Form.Validation.Email({field}) =>
        let currentState = currentWholeFormState->React.Ref.current;
        let newState =
          currentState->set(field, formState->get(field)->Js.String.trim);
        currentWholeFormState->React.Ref.setCurrent(newState);
      | ProfileFastForm.Form.Validation.IntMin({field})
      | ProfileFastForm.Form.Validation.IntMax({field}) => changeField(field)
      | ProfileFastForm.Form.Validation.FloatMin({field})
      | ProfileFastForm.Form.Validation.FloatMax({field}) =>
        changeField(field)
      | ProfileFastForm.Form.Validation.Custom({field}) => changeField(field)
      | ProfileFastForm.Form.Validation.NoValidation({field}) =>
        changeField(field)
      }
    });

    Hooks.OnboardingFormData.persist(currentWholeFormState->React.Ref.current)
    |> ignore;
  };