jam-cloud/jam-ui/node_modules/recompose/withStateHandlers.js

107 lines
3.8 KiB
JavaScript

'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _extends2 = require('babel-runtime/helpers/extends');
var _extends3 = _interopRequireDefault(_extends2);
var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');
var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);
var _inherits2 = require('babel-runtime/helpers/inherits');
var _inherits3 = _interopRequireDefault(_inherits2);
var _react = require('react');
var _setDisplayName = require('./setDisplayName');
var _setDisplayName2 = _interopRequireDefault(_setDisplayName);
var _wrapDisplayName = require('./wrapDisplayName');
var _wrapDisplayName2 = _interopRequireDefault(_wrapDisplayName);
var _shallowEqual = require('./shallowEqual');
var _shallowEqual2 = _interopRequireDefault(_shallowEqual);
var _mapValues = require('./utils/mapValues');
var _mapValues2 = _interopRequireDefault(_mapValues);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var withStateHandlers = function withStateHandlers(initialState, stateUpdaters) {
return function (BaseComponent) {
var factory = (0, _react.createFactory)(BaseComponent);
var WithStateHandlers = function (_Component) {
(0, _inherits3.default)(WithStateHandlers, _Component);
function WithStateHandlers() {
var _temp, _this, _ret;
(0, _classCallCheck3.default)(this, WithStateHandlers);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return _ret = (_temp = (_this = (0, _possibleConstructorReturn3.default)(this, _Component.call.apply(_Component, [this].concat(args))), _this), _initialiseProps.call(_this), _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
}
WithStateHandlers.prototype.shouldComponentUpdate = function shouldComponentUpdate(nextProps, nextState) {
var propsChanged = nextProps !== this.props;
// the idea is to skip render if stateUpdater handler return undefined
// this allows to create no state update handlers with access to state and props
var stateChanged = !(0, _shallowEqual2.default)(nextState, this.state);
return propsChanged || stateChanged;
};
WithStateHandlers.prototype.render = function render() {
return factory((0, _extends3.default)({}, this.props, this.state, this.stateUpdaters));
};
return WithStateHandlers;
}(_react.Component);
var _initialiseProps = function _initialiseProps() {
var _this2 = this;
this.state = typeof initialState === 'function' ? initialState(this.props) : initialState;
this.stateUpdaters = (0, _mapValues2.default)(stateUpdaters, function (handler) {
return function (mayBeEvent) {
for (var _len2 = arguments.length, args = Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
args[_key2 - 1] = arguments[_key2];
}
// Having that functional form of setState can be called async
// we need to persist SyntheticEvent
if (mayBeEvent && typeof mayBeEvent.persist === 'function') {
mayBeEvent.persist();
}
_this2.setState(function (state, props) {
return handler(state, props).apply(undefined, [mayBeEvent].concat(args));
});
};
});
};
if (process.env.NODE_ENV !== 'production') {
return (0, _setDisplayName2.default)((0, _wrapDisplayName2.default)(BaseComponent, 'withStateHandlers'))(WithStateHandlers);
}
return WithStateHandlers;
};
};
exports.default = withStateHandlers;