react-jsonschema/lib/components/Form.js

React forms with JSONSchema

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

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; }; }();

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _lodash = require('lodash');

var _SchemaField = require('./SchemaField');

var _SchemaField2 = _interopRequireDefault(_SchemaField);

var _utils = require('../utils');

var _reducers = require('../reducers');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

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; }

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

  function Form(props) {
    _classCallCheck(this, Form);

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

    _this.state = {};
    _this.handleAddItem = _this.handleAddItem.bind(_this);
    _this.handleDeleteItem = _this.handleDeleteItem.bind(_this);
    _this.handleFieldChange = _this.handleFieldChange.bind(_this);
    _this.handleSubmit = _this.handleSubmit.bind(_this);
    return _this;
  }

  _createClass(Form, [{
    key: 'componentWillMount',
    value: function componentWillMount() {
      // Set the initial state
      this.setState({
        formData: (0, _utils.getDefaultState)(this.props.schema, this.props.formData)
      });
    }

    /**
     * Adds a new item
     *
     * @param {Object} e
     * @param {String} e.path
     * @param {Object} e.schema
     */

  }, {
    key: 'handleAddItem',
    value: function handleAddItem(e) {
      var newState = (0, _reducers.addValueToState)(this.state, {
        path: e.path,
        schema: e.schema
      });
      this.setState(newState);
    }

    /**
     * Deletes an existing item
     *
     * @param {Object} e
     * @param {Number} e.index
     * @param {String} e.path
     */

  }, {
    key: 'handleDeleteItem',
    value: function handleDeleteItem(e) {
      var newState = (0, _reducers.deleteIndexFromState)(this.state, {
        index: e.index,
        path: e.path
      });
      this.setState(newState);
    }

    /**
     * Handles a field change
     *
     * @param {Object} e
     * @param {String} e.path
     * @param {String|Number|Boolean} e.value
     */

  }, {
    key: 'handleFieldChange',
    value: function handleFieldChange(e) {
      var newState = (0, _lodash.cloneDeep)(this.state);
      (0, _lodash.set)(newState, e.path, e.value);
      this.setState(newState);
    }

    /**
     * Checks required fields and executes the onSubmit callback function
     *
     * @param {Event} e
     */

  }, {
    key: 'handleSubmit',
    value: function handleSubmit(e) {
      var _this2 = this;

      e.preventDefault();
      var errors = [];
      // check required fields
      if (this.props.schema.required && this.props.schema.required.length) {
        this.props.schema.required.forEach(function (key) {
          // if the required fields are empty
          if (!_this2.state.formData[key]) {
            errors.push(key);
          }
        });
      }
      if (errors.length) {
        // execute the onError callback
        if (this.props.onError) {
          this.props.onError.call(this, errors);
        }
      }
      // execute the onSubmit callback
      if (this.props.onSubmit) {
        this.props.onSubmit.call(this, e);
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _props = this.props;
      var children = _props.children;
      var schema = _props.schema;
      var formData = this.state.formData;

      return _react2.default.createElement(
        'form',
        { onSubmit: this.handleSubmit },
        _react2.default.createElement(_SchemaField2.default, {
          schema: schema,
          formData: formData,
          onChange: this.handleFieldChange,
          onAddItem: this.handleAddItem,
          onDeleteItem: this.handleDeleteItem
        }),
        children
      );
    }
  }]);

  return Form;
}(_react.Component);

Form.propTypes = {
  schema: _react.PropTypes.object,
  formData: _react.PropTypes.object,
  onError: _react.PropTypes.func,
  onSubmit: _react.PropTypes.func,
  children: _react.PropTypes.any
};

exports.default = Form;