@deskpro/react-forms/lib/Value.js

Forms library for React

'use strict';

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

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; }; }(); /**
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      * @copyright 2015, Prometheus Research, LLC
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      */

exports.suppressUpdate = suppressUpdate;
exports.isValue = isValue;
exports.create = create;

var _memoizeDecorator = require('memoize-decorator');

var _memoizeDecorator2 = _interopRequireDefault(_memoizeDecorator);

var _get = require('lodash/get');

var _get2 = _interopRequireDefault(_get);

var _noop = require('lodash/noop');

var _noop2 = _interopRequireDefault(_noop);

var _keyPath = require('./keyPath');

var _keyPath2 = _interopRequireDefault(_keyPath);

var _update2 = require('./update');

var _Schema = require('./Schema');

var Schema = _interopRequireWildcard(_Schema);

var _applyDecorator = require('./applyDecorator');

var _applyDecorator2 = _interopRequireDefault(_applyDecorator);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

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

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; }

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

var suppressUpdateContextual = false;

/**
 * Suppress any onChange notifications during the execution of the callback.
 */
function suppressUpdate(tx) {
  suppressUpdateContextual = true;
  try {
    return tx();
  } finally {
    suppressUpdateContextual = false;
  }
}

function filterErrorListByKeyPath(errorList, keyPath) {
  var field = ['data'].concat(keyPath).join('.');
  return errorList.filter(function (error) {
    return error.field === field;
  });
}

function filterErrorListByKeyPathPrefix(errorList, keyPath) {
  if (keyPath.length === 0) {
    return errorList;
  }
  var field = ['data'].concat(keyPath).join('.');
  var length = field.length;
  return errorList.filter(function (error) {
    return error.field === field || error.field.slice(0, length) === field && error.field[length] === '.';
  });
}

var Value = exports.Value = function () {
  function Value() {
    _classCallCheck(this, Value);
  }

  _createClass(Value, [{
    key: 'select',
    value: function select(key) {
      var keyPath = (0, _keyPath2.default)(key);
      if (keyPath.length === 0) {
        return this;
      } else {
        return new ValueBranch(this.root, this.keyPath.concat(keyPath));
      }
    }
  }, {
    key: 'createRoot',
    value: function createRoot(update) {
      var values = {
        schema: this.root.schema,
        value: this.root.value,
        onChange: this.root.onChange,
        params: this.root.params,
        errorList: this.root._errorList,
        externalErrorList: this.root._externalErrorList,
        validate: this.root.validate
      };
      return new ValueRoot(_extends({}, values, update));
    }
  }, {
    key: 'updateParams',
    value: function updateParams(params, suppressUpdate) {
      params = _extends({}, this.root.params, params);
      var nextRoot = this.createRoot({ params: params });
      if (!suppressUpdate && !suppressUpdateContextual) {
        this.root.onChange(nextRoot, this.keyPath);
      }
      return nextRoot.select(this.keyPath);
    }
  }, {
    key: 'update',
    value: function update(valueUpdate, suppressUpdate) {
      var value = void 0;
      if (this.keyPath.length === 0) {
        value = valueUpdate;
      } else {
        value = (0, _update2.update)(this.root.value, this.keyPath, valueUpdate, this.root.schema);
      }
      var errorList = this.root.validate(this.root.schema, value);
      var nextRoot = this.createRoot({ value: value, errorList: errorList });
      if (!suppressUpdate && !suppressUpdateContextual) {
        this.root.onChange(nextRoot, this.keyPath);
      }
      return nextRoot.select(this.keyPath);
    }
  }, {
    key: 'updateError',
    value: function updateError(error, suppressUpdate) {
      var field = ['data'].concat(this.keyPath).join('.');
      var externalErrorList = void 0;
      if (Array.isArray(error)) {
        externalErrorList = error.map(function (error) {
          return _extends({}, error, { field: field });
        });
      } else {
        externalErrorList = [_extends({}, error, { field: field })];
      }

      var nextRoot = this.createRoot({ externalErrorList: externalErrorList });
      if (!suppressUpdate && !suppressUpdateContextual) {
        this.root.onChange(nextRoot, this.keyPath);
      }
      return nextRoot.select(this.keyPath);
    }
  }, {
    key: 'addError',
    value: function addError(error, suppressUpdate) {
      error = _extends({}, error, {
        field: ['data'].concat(this.keyPath).join('.')
      });
      var externalErrorList = this.root._externalErrorList.concat(error);
      var nextRoot = this.createRoot({ externalErrorList: externalErrorList });
      if (!suppressUpdate && !suppressUpdateContextual) {
        this.root.onChange(nextRoot, this.keyPath);
      }
      return nextRoot.select(this.keyPath);
    }
  }, {
    key: 'removeError',
    value: function removeError(error, suppressUpdate) {
      var idx = this.root._externalErrorList.indexOf(error);
      if (idx > -1) {
        var externalErrorList = this.root._externalErrorList.slice(0);
        externalErrorList.splice(idx, 1);
        var nextRoot = this.createRoot({ externalErrorList: externalErrorList });
        if (!suppressUpdate && !suppressUpdateContextual) {
          this.root.onChange(nextRoot, this.keyPath);
        }
        return nextRoot.select(this.keyPath);
      } else {
        return this;
      }
    }
  }, {
    key: 'errorList',
    get: function get() {
      var validateErrorList = filterErrorListByKeyPath(this.root._errorList, this.keyPath);
      var externalErrorList = filterErrorListByKeyPath(this.root._externalErrorList, this.keyPath);
      return validateErrorList.concat(externalErrorList);
    }
  }, {
    key: 'completeErrorList',
    get: function get() {
      var validateErrorList = filterErrorListByKeyPathPrefix(this.root._errorList, this.keyPath);
      var externalErrorList = filterErrorListByKeyPathPrefix(this.root._externalErrorList, this.keyPath);
      return validateErrorList.concat(externalErrorList);
    }
  }]);

  return Value;
}();

(0, _applyDecorator2.default)(Value.prototype, 'errorList', _memoizeDecorator2.default);
(0, _applyDecorator2.default)(Value.prototype, 'completeErrorList', _memoizeDecorator2.default);

var ValueRoot = function (_Value) {
  _inherits(ValueRoot, _Value);

  function ValueRoot(_ref) {
    var schema = _ref.schema,
        value = _ref.value,
        onChange = _ref.onChange,
        params = _ref.params,
        errorList = _ref.errorList,
        externalErrorList = _ref.externalErrorList,
        validate = _ref.validate;

    _classCallCheck(this, ValueRoot);

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

    _this.parent = null;
    _this.keyPath = [];
    _this.schema = schema;
    _this.value = value;
    _this.onChange = onChange;
    _this.params = params;
    _this._errorList = errorList;
    _this._externalErrorList = externalErrorList;
    _this.validate = validate;
    return _this;
  }

  _createClass(ValueRoot, [{
    key: 'setSchema',


    /**
     * Set schema.
     *
     * This method performs re-validation.
     */
    value: function setSchema(schema) {
      var errorList = this.validate(schema, this.value);
      return this.createRoot({ schema: schema, errorList: errorList });
    }
  }, {
    key: 'root',
    get: function get() {
      return this;
    }
  }]);

  return ValueRoot;
}(Value);

var ValueBranch = function (_Value2) {
  _inherits(ValueBranch, _Value2);

  function ValueBranch(root, keyPath) {
    _classCallCheck(this, ValueBranch);

    var _this2 = _possibleConstructorReturn(this, (ValueBranch.__proto__ || Object.getPrototypeOf(ValueBranch)).call(this));

    _this2.root = root;
    _this2.keyPath = keyPath;
    return _this2;
  }

  _createClass(ValueBranch, [{
    key: 'params',
    get: function get() {
      return this.root.params;
    }
  }, {
    key: 'schema',
    get: function get() {
      return Schema.select(this.root.schema, this.keyPath);
    }
  }, {
    key: 'value',
    get: function get() {
      return (0, _get2.default)(this.root.value, this.keyPath);
    }
  }, {
    key: 'parent',
    get: function get() {
      if (this.keyPath.length === 1) {
        return this.root;
      } else {
        var keyPath = this.keyPath.slice();
        keyPath.pop();
        return new ValueBranch(this.root, keyPath);
      }
    }
  }]);

  return ValueBranch;
}(Value);

(0, _applyDecorator2.default)(ValueBranch.prototype, 'schema', _memoizeDecorator2.default);
(0, _applyDecorator2.default)(ValueBranch.prototype, 'value', _memoizeDecorator2.default);

/**
 * Check if value is a form value.
 */
function isValue(maybeValue) {
  return maybeValue instanceof Value;
}

/**
 * Create a new root value.
 */
function create() {
  var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      schema = _ref2.schema,
      _ref2$value = _ref2.value,
      value = _ref2$value === undefined ? {} : _ref2$value,
      _ref2$onChange = _ref2.onChange,
      onChange = _ref2$onChange === undefined ? _noop2.default : _ref2$onChange,
      _ref2$params = _ref2.params,
      params = _ref2$params === undefined ? {} : _ref2$params,
      _ref2$errorList = _ref2.errorList,
      errorList = _ref2$errorList === undefined ? null : _ref2$errorList,
      _ref2$externalErrorLi = _ref2.externalErrorList,
      externalErrorList = _ref2$externalErrorLi === undefined ? [] : _ref2$externalErrorLi,
      _ref2$validate = _ref2.validate,
      validate = _ref2$validate === undefined ? function (schema, value) {
    return Schema.validate(schema, value);
  } : _ref2$validate;

  if (errorList === null) {
    errorList = validate(schema, value);
  }
  return new ValueRoot({
    schema: schema, value: value, onChange: onChange, params: params,
    errorList: errorList, externalErrorList: externalErrorList,
    validate: validate
  });
}