@napred/forms

Easily create complex forms in React.

Installation

npm install @napred/forms yup

# or using yarn

yarn add @napred/forms yup

Requirements

• react >= 16.7.0

Up and running example

import { Fragment } from 'react';
import { ArrayField, Field, Form, FormProvider, ObjectField } from '@napred/forms';
import * as yup from 'yup';

const validator = yup.object().shape({
  productTitle: yup.string().required(),
  images: yup
    .array()
    .of(
      yup.object().shape({
        title: yup.string().required(),
        url: yup
          .string()
          .url()
          .required(),
      }),
    )
    .required(),
  attributes: yup.object().shape({
    color: yup
      .string()
      .matches(/^#[0-9a-fA-F]{6}$/)
      .required(),
  }),
});

<Form onSubmit={async values => {}} validationSchema={validator}>
  {/* global error of form */}
  <FieldError name="">{({ error }) => error || null}</FieldError>
  <Field name="productTitle" />
  <FieldError name="productTitle">{({ error }) => error || null}</FieldError>
  <ArrayField name="images">
    {({ value, addItem, removeItem }) => (
      <Fragment>
        {/* value can be undefined/null if is not initialized */}
        {(value || []).map((val, i) => (
          <ObjectField name={i}>
            <Field name="url" type="url" />
            <FieldError name="url">{({ error }) => error || null}</FieldError>
            <Field name="title" />
            <FieldError name="title">{({ error }) => error || null}</FieldError>
            <button onClick={() => removeItem(i)} type="button">
              Remove
            </button>
          </ObjectField>
        ))}
        <button onClick={() => addItem()} type="button">
          Add image
        </button>
      </Fragment>
    )}
  </ArrayField>
  <FieldError name="images">{({ error }) => error || null}</FieldError>
  <ObjectField name="attributes">
    <Field name="color" />
    <FieldError name="color">{({ error }) => error || null}</FieldError>
  </ObjectField>
  <FieldError name="attributes">{({ error }) => error || null}</FieldError>
  <FormProvider>
    {form => (
      <button disabled={form.changing || form.submitting || form.validating} type="submit">
        Save
      </button>
    )}
  </FormProvider>
</Form>;

Examples

• Simple Form

Contributors

Michal Kvasničák 💬 💻 🎨 📖 💡 🤔 👀 ⚠️	Juraj Hríb 💬 🐛 💻 📖 🤔 👀

This project follows the all-contributors specification. Contributions of any kind welcome!

License

MIT License