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esnextbin sketch
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| Small react-redux counter application |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>ESNextbin Sketch</title> | |
| <!-- put additional styles and scripts here --> | |
| </head> | |
| <body> | |
| <div id="app"></div> | |
| </body> | |
| </html> |
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| import React, { Component } from 'react' | |
| import ReactDOM from 'react-dom' | |
| import { createStore } from 'redux' | |
| import { connect } from 'react-redux' | |
| //action | |
| function add() { | |
| return {type: 'INCREMENT'} | |
| } | |
| function remove(){ | |
| return {type: 'DECREMENT'} | |
| } | |
| // reducer | |
| function counter(state=0, action) { | |
| switch(action.type) { | |
| case 'INCREMENT': | |
| return state +1 | |
| case 'DECREMENT': | |
| return state - 1; | |
| default: | |
| return state; | |
| } | |
| } | |
| // store | |
| const store = createStore(counter) | |
| class Counter extends Component { | |
| constructor(props) { | |
| super(props); | |
| this.state = {}; | |
| } | |
| render() { | |
| return( | |
| <div> | |
| <p>Current Count: {this.props.value}</p> | |
| <button onClick={this.props.onIncrement}>+</button>{' '} | |
| <button onClick={this.props.onDecrement}>-</button> | |
| </div> | |
| ); | |
| } | |
| } | |
| function render() { | |
| ReactDOM.render( | |
| <Counter | |
| value={store.getState()} | |
| onIncrement={() => store.dispatch(add())} | |
| onDecrement={() => store.dispatch(remove())} | |
| />, | |
| document.getElementById('app') | |
| ) | |
| } | |
| render(); | |
| store.subscribe(render); |
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| { | |
| "name": "esnextbin-sketch", | |
| "version": "0.0.0", | |
| "dependencies": { | |
| "react": "15.3.0", | |
| "react-dom": "15.3.0", | |
| "redux": "3.5.2", | |
| "react-redux": "4.4.5", | |
| "babel-runtime": "6.11.6" | |
| } | |
| } |
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| 'use strict'; | |
| var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of'); | |
| var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf); | |
| var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck'); | |
| var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); | |
| var _createClass2 = require('babel-runtime/helpers/createClass'); | |
| var _createClass3 = _interopRequireDefault(_createClass2); | |
| 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 _react2 = _interopRequireDefault(_react); | |
| var _reactDom = require('react-dom'); | |
| var _reactDom2 = _interopRequireDefault(_reactDom); | |
| var _redux = require('redux'); | |
| var _reactRedux = require('react-redux'); | |
| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } | |
| //action | |
| function add() { | |
| return { type: 'INCREMENT' }; | |
| } | |
| function remove() { | |
| return { type: 'DECREMENT' }; | |
| } | |
| // reducer | |
| function counter() { | |
| var state = arguments.length <= 0 || arguments[0] === undefined ? 0 : arguments[0]; | |
| var action = arguments[1]; | |
| switch (action.type) { | |
| case 'INCREMENT': | |
| return state + 1; | |
| case 'DECREMENT': | |
| return state - 1; | |
| default: | |
| return state; | |
| } | |
| } | |
| // store | |
| var store = (0, _redux.createStore)(counter); | |
| var Counter = function (_Component) { | |
| (0, _inherits3.default)(Counter, _Component); | |
| function Counter(props) { | |
| (0, _classCallCheck3.default)(this, Counter); | |
| var _this = (0, _possibleConstructorReturn3.default)(this, (0, _getPrototypeOf2.default)(Counter).call(this, props)); | |
| _this.state = {}; | |
| return _this; | |
| } | |
| (0, _createClass3.default)(Counter, [{ | |
| key: 'render', | |
| value: function render() { | |
| return _react2.default.createElement( | |
| 'div', | |
| null, | |
| _react2.default.createElement( | |
| 'p', | |
| null, | |
| 'Current Count: ', | |
| this.props.value | |
| ), | |
| _react2.default.createElement( | |
| 'button', | |
| { onClick: this.props.onIncrement }, | |
| '+' | |
| ), | |
| ' ', | |
| _react2.default.createElement( | |
| 'button', | |
| { onClick: this.props.onDecrement }, | |
| '-' | |
| ) | |
| ); | |
| } | |
| }]); | |
| return Counter; | |
| }(_react.Component); | |
| function render() { | |
| _reactDom2.default.render(_react2.default.createElement(Counter, { | |
| value: store.getState(), | |
| onIncrement: function onIncrement() { | |
| return store.dispatch(add()); | |
| }, | |
| onDecrement: function onDecrement() { | |
| return store.dispatch(remove()); | |
| } | |
| }), document.getElementById('app')); | |
| } | |
| render(); | |
| store.subscribe(render); |
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