redux-form/es/Fields.js

A higher order component decorator for forms using Redux and React

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

import { Component, PropTypes, createElement } from 'react';
import invariant from 'invariant';
import createConnectedFields from './ConnectedFields';
import shallowCompare from './util/shallowCompare';
import plain from './structure/plain';

var validateNameProp = function validateNameProp(prop) {
  if (!prop) {
    return new Error('No "names" prop was specified <Fields/>');
  }
  if (!Array.isArray(prop) && !prop._isFieldArray) {
    return new Error('Invalid prop "names" supplied to <Fields/>. Must be either an array of strings or the fields array generated by FieldArray.');
  }
};

var createFields = function createFields(_ref) {
  var deepEqual = _ref.deepEqual;
  var getIn = _ref.getIn;


  var ConnectedFields = createConnectedFields({
    deepEqual: deepEqual,
    getIn: getIn
  });

  var Fields = function (_Component) {
    _inherits(Fields, _Component);

    function Fields(props, context) {
      _classCallCheck(this, Fields);

      var _this = _possibleConstructorReturn(this, (Fields.__proto__ || Object.getPrototypeOf(Fields)).call(this, props, context));

      if (!context._reduxForm) {
        throw new Error('Fields must be inside a component decorated with reduxForm()');
      }
      return _this;
    }

    _createClass(Fields, [{
      key: 'shouldComponentUpdate',
      value: function shouldComponentUpdate(nextProps, nextState) {
        return shallowCompare(this, nextProps, nextState);
      }
    }, {
      key: 'componentWillMount',
      value: function componentWillMount() {
        var error = validateNameProp(this.props.names);
        if (error) {
          throw error;
        }
        var register = this.context._reduxForm.register;

        this.names.forEach(function (name) {
          return register(name, 'Field');
        });
      }
    }, {
      key: 'componentWillReceiveProps',
      value: function componentWillReceiveProps(nextProps) {
        var _this2 = this;

        if (!plain.deepEqual(this.props.names, nextProps.names)) {
          (function () {
            var _context$_reduxForm = _this2.context._reduxForm;
            var register = _context$_reduxForm.register;
            var unregister = _context$_reduxForm.unregister;
            // unregister old name

            _this2.props.names.forEach(unregister);
            // register new name
            nextProps.names.forEach(function (name) {
              return register(name, 'Field');
            });
          })();
        }
      }
    }, {
      key: 'componentWillUnmount',
      value: function componentWillUnmount() {
        this.names.forEach(this.context._reduxForm.unregister);
      }
    }, {
      key: 'getRenderedComponent',
      value: function getRenderedComponent() {
        invariant(this.props.withRef, 'If you want to access getRenderedComponent(), ' + 'you must specify a withRef prop to Fields');
        return this.refs.connected.getWrappedInstance().getRenderedComponent();
      }
    }, {
      key: 'render',
      value: function render() {
        return createElement(ConnectedFields, _extends({}, this.props, {
          _reduxForm: this.context._reduxForm,
          ref: 'connected'
        }));
      }
    }, {
      key: 'names',
      get: function get() {
        return this.props.names;
      }
    }, {
      key: 'dirty',
      get: function get() {
        return this.refs.connected.getWrappedInstance().isDirty();
      }
    }, {
      key: 'pristine',
      get: function get() {
        return !this.dirty;
      }
    }, {
      key: 'values',
      get: function get() {
        return this.refs.connected && this.refs.connected.getWrappedInstance().getValues();
      }
    }]);

    return Fields;
  }(Component);

  Fields.propTypes = {
    names: function names(props, propName) {
      return validateNameProp(props[propName]);
    },
    component: PropTypes.oneOfType([PropTypes.func, PropTypes.string]).isRequired,
    format: PropTypes.func,
    parse: PropTypes.func,
    props: PropTypes.object
  };
  Fields.contextTypes = {
    _reduxForm: PropTypes.object
  };

  return Fields;
};

export default createFields;