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State and validation management for Material-UI form components

Package Exports

  • material-ui-form

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (material-ui-form) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

npm Build Status Coverage Status tested with jest

About

material-ui-form is a React wrapper for Material-UI form components. Use it instead of <form> to get state and validation support "as-is" - there's no need to use special input components, alter your current form's nesting structure, or write onChange handlers.

Validation is supported out-of-the-box (using validator.js) and you can customize validation messages, validators, and use your own validation logic if you need to.

Cases such as steppers (multi-page forms) and conditional form fields are also supported without extra configuration.

use and requirements

  • requires React 16.2.0 or later
  • only supports Material-UI fields (including custom Material-UI fields)
  • every input field must have value and name props
  • every input field should NOT have onChange and onBlur props (unless you need custom field-specific logic)
  • add a data-validators prop to any input field (or FormControl / FormControlLabel) to specify validation rules

extra validators

validator.js validators are extended with these handy bad-boys:

  • isAlias /^[a-zA-Z0-9-_\.]*$/i
  • isDate
  • isNumber /^([,.\d]+)$/
  • isRequired value.length !== 0
  • isSerial /^([-\s\da-zA-Z]+)$/
  • isSize value >= min && value <= max
  • isTime

NOTE!

While most Material-UI field components are supported there may be some that are not. Support for Material-UI field component props is another issue. Please check here to see what is currently tested to be working.

Setup

install

npm install --save material-ui-form

demo

  1. $ git clone https://github.com/unitedhubs/material-ui-form.git
  2. $ cd material-ui-form
  3. $ npm install && npm start

Props

Form props (optional):

Prop Description Default
autoComplete [string] Sets form autoComplete prop. Accepts one of ["on", "off"] "off"
disableSubmitButtonOnError [bool] Disables submit button if any errors exist true
onSubmit [func] Returns @values and @pristineValues on form submission
onValuesChange [func] Returns @values and @pristineValues on field value change
validation [object] Object specifing validation config options (prefixed below with ↳)
messageMap [object] A key-value list where the key is the validator name and the value is the error message. Is exposed as a material-ui-form parameter object
messageKeyPrefix [string] Optional prefix to apply to all messageMap keys. If specified, field validator names will automatically be appended the prefix ""
requiredValidatorName [bool, string] Specifies the required validator name and matching messegeMap key for required fields. To disable and rely on the native required field prop, set to false "isRequired"
validate [func] Overrides the internal validate method. Receives the following parameters: @fieldValue, @fieldValidators, and @...rest (where @...rest is the validation prop object) func
validators [object] Defaults to an extended validator.js object. Is exposed as a material-ui-form parameter object
validations [object] Validations to pass to the form (i.e. from the server). Should be an object with keys representing field name props and values as arrays of field error messages. The first error message will be displayed per field

Field props:

Prop Description Required
value [any] The value of the field. If empty set an empty string Yes
name [string] The name of the field Yes
data-validators [string, array[object]] Validators to apply to the field. Multiple validator names can be specified with a comma-delimited string
onBlur [func] Todo...
onChange [func] Todo...

Examples

Nested fields:

import Form from 'material-ui-form'


class MyForm extends React.Component {
  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form onSubmit={this.submit}>
        <TextField
          label="Name"
          type="text"
          name="name"
          value=""
          data-validators="isRequired,isAlpha"
        />

        <fieldset>
          <legend>Nested</legend>
          <Checkbox checked name="love" value="yes" />
          <span>I love it</span>

          <FormControl required>
            <InputLabel>Age</InputLabel>
            <Select value="" name="age">
              <MenuItem value=""><em>Please select your age ...</em></MenuItem>
              <MenuItem value={10}>Teens</MenuItem>
              <MenuItem value={20}>Twenties</MenuItem>
              <MenuItem value={30}>Thirties</MenuItem>
              <MenuItem value="40+">Fourties +</MenuItem>
            </Select>
            <FormHelperText>Some important helper text</FormHelperText>
          </FormControl>

        </fieldset>
        <Button variant="raised" type="reset">Reset</Button>
        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Custom validation messages:

import Form, { messageMap } from '../../src/index'
 

const customMessageMap = Object.assign(messageMap, {
  myCustomPrefix_isInt: 'Invalid integer',
  myCustomPrefix_isEmail: 'メールアドレスが無効です',
  myCustomPrefix_isIn: '「{0}」のいずれかを記入してください',
  myCustomPrefix_isWhitelisted: '文字は「{0}」から選択してください',
  myCustomPrefix_isLength: '文字数は{0}以上{1}以下であることは条件',
})

class MyForm extends React.Component {
  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        onSubmit={this.submit}
        validation={{
          messageMap: customMessageMap,
          messageKeyPrefix: 'myCustomPrefix_',
        }}
      >
        <TextField
          label="Email"
          type="text"
          name="email"
          value="invalid@email."
          data-validators="isEmail"
          fullWidth
        />

        <TextField
          label="Inclusion"
          type="number"
          name="number"
          value="3"
          data-validators={[{ isIn: [1, 2, 4] }]}
          fullWidth
        />

        <TextField
          label="Whitelisted characters"
          type="text"
          name="whitelisted"
          value="abc1234"
          data-validators={[{ isWhitelisted: 'abc123' }]}
          fullWidth
        />

        <TextField
          label="Lenght test"
          type="text"
          name="length"
          value="123"
          data-validators={[{ isLength: { min: 4, max: 5 } }]}
          fullWidth
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Custom validators:

import Form, { messageMap, validators } from '../../src/index'
 

validators.isBorat = value => value === 'borat'
const customMessageMap = Object.assign(messageMap, {
  isBorat: 'NAAAAAT! You can only write "borat" lol',
})

class MyForm extends React.Component {
  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        onSubmit={this.submit}
        validation={{
          messageMap: customMessageMap,
          validators,
        }}
      >
        <TextField
          label="Write anything..."
          type="text"
          name="trickster"
          value=""
          helperText="this is not a trick"
          data-validators="isBorat"
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Custom validation logic:

import Form from 'material-ui-form'
 

function validate(value, fieldValidators, options) {
  const fieldValidations = []
  fieldValidators.forEach((validator) => {
    const validation = {
      code: String(validator),
      message: 'its invalid so maybe try harder...',
    }
    if (_.has(options, 'genericMessage')) {
      validation.message = options.genericMessage
    }
    fieldValidations.push(validation)
  })
  return fieldValidations
}

const validationOptions = {
  genericMessage: 'yeah... *tisk*',
}

class MyForm extends React.Component {
  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        onSubmit={this.submit}
        validation={{
          requiredValidatorName: false,
          validate,
          ...validationOptions,
        }}
      >
        <TextField
          label="Whatever you write isn't gonna be good enough"
          type="text"
          name="test"
          value=""
          data-validators="whatever - our custom validator will ignore this"
          required
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Server validations:

import Form from 'material-ui-form'
 

const mockServerValidations = {
  name: [{ code: 'isInvalid', message: 'such invalid...' }],
}

class MyForm extends React.Component {
  state = {
    mockServerValidations,
  }

  componentDidMount() {
    let validations = {
      name: [{ message: 'such WOOOOOOOOOW...' }],
    }

    setTimeout(() => {
      this.setState({ mockServerValidations: validations })
    }, 1500)

    setTimeout(() => {
      validations = {
        name: [{ message: 'so still haven\'t watched Italian Spiderman?' }],
      }
      this.setState({ mockServerValidations: validations })
    }, 3000)
  }

  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        onSubmit={this.submit}
        validations={this.state.mockServerValidations}
      >
        <TextField
          label="Name"
          type="text"
          name="name"
          value="doge"
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Form autoComplete and "on error" submission:

import Form from 'material-ui-form'
 

class MyForm extends React.Component {
  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        autoComplete="on"
        disableSubmitButtonOnError={false}
        onSubmit={this.submit}
      >
        <TextField
          label="Name"
          type="text"
          name="name"
          value="doge"
          data-validators="isInt"
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Getting form values on field change:

import Form from 'material-ui-form'
 

class MyForm extends React.Component {
  handleValuesChange = (values, pristineValues) => {
    // on field change you get the form values and pristineValues
  }

  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    return (
      <Form
        onSubmit={this.submit}
        onValuesChange={this.handleValuesChange}
      >
        <TextField
          label="Name"
          type="text"
          name="name"
          value="doge"
        />

        <Button variant="raised" type="submit">Submit</Button>
      </Form>
    )
  }
}

Multi-page form:

import Stepper, { Step, StepLabel } from 'material-ui/Stepper'
import Form from 'material-ui-form'
 

function getSteps() {
  return [
    'Step 1',
    'Step 2',
  ]
}

class MyForm extends React.Component {
  state = {
    activeStep: 0,
  }

  clickNext = () => {
    this.setState({
      activeStep: this.state.activeStep + 1,
    })
  }

  clickBack = () => {
    this.setState({
      activeStep: this.state.activeStep - 1,
    })
  }

  submit = (values, pristineValues) => {
    // on form submission you get the values and pristineValues
  }

  render() {
    const steps = getSteps()

    return (
      <div>
        <Stepper activeStep={this.state.activeStep} alternativeLabel>
          {steps.map(label => (
            <Step key={label}>
              <StepLabel>{label}</StepLabel>
            </Step>
          ))}
        </Stepper>

        <Form onSubmit={this.submit}>
          {this.state.activeStep === 0 &&
            <React.Fragment>
              <TextField
                label="Name"
                type="text"
                name="name"
                value=""
              />
              <Button variant="raised" onClick={this.clickNext}>Next</Button>
            </React.Fragment>
          }

          {this.state.activeStep === 1 &&
            <React.Fragment>
              <TextField
                label="Address"
                type="text"
                name="address"
                value=""
              />
              <Button variant="raised" onClick={this.clickBack}>Back</Button>
              <Button variant="raised" type="submit">Submit</Button>
            </React.Fragment>
          }
        </Form>
      </div>
    )
  }
}

Custom components with custom handlers:

import Form from 'material-ui-form'
 

class MyForm extends React.Component {
  uploadFile = (event) => {
    console.log(event.target.files)
  }

  render() {
    return (
      <div>
        <Form>
          {'Upload file: '}
          <input
            accept="image/*"
            style={{ display: 'none' }}
            id="raised-button-file"
            multiple
            type="file"
            onChange={this.uploadFile}
          />
          <label htmlFor="raised-button-file">
            <Button variant="raised" component="span">
              Upload
            </Button>
          </label>
        </Form>
      </div>
    )
  }
}

Contributing

This is a new project and contributions are welcome so feel free to open an issue or fork and create a pull request. Collaborators are also welcome - please send an email to info@unitedhubs.com.

License

This project is licensed under the terms of the MIT license.