Enable hot module replacement for React via react-hot-loader

superset/assets/.babelrc

@@ -1,4 +1,4 @@
 {
   "presets" : ["airbnb", "react", "env"],
-  "plugins": ["syntax-dynamic-import"],
+  "plugins": ["syntax-dynamic-import", "react-hot-loader/babel"]
 }

superset/assets/package.json

@@ -102,6 +102,7 @@
     "react-dnd-html5-backend": "^2.5.4",
     "react-dom": "^15.6.2",
     "react-gravatar": "^2.6.1",
+    "react-hot-loader": "^4.3.6",
     "react-map-gl": "^3.0.4",
     "react-markdown": "^3.3.0",
     "react-redux": "^5.0.2",

superset/assets/spec/javascripts/welcome/App_spec.jsx → superset/assets/spec/javascripts/welcome/Welcome_spec.jsx

@@ -4,17 +4,17 @@ import { shallow } from 'enzyme';
 import { describe, it } from 'mocha';
 import { expect } from 'chai';
 
-import App from '../../../src/welcome/App';
+import Welcome from '../../../src/welcome/Welcome';
 
-describe('App', () => {
+describe('Welcome', () => {
   const mockedProps = {};
   it('is valid', () => {
     expect(
-      React.isValidElement(<App {...mockedProps} />),
+      React.isValidElement(<Welcome {...mockedProps} />),
     ).to.equal(true);
   });
   it('renders 4 Tab, Panel, and Row components', () => {
-    const wrapper = shallow(<App {...mockedProps} />);
+    const wrapper = shallow(<Welcome {...mockedProps} />);
     expect(wrapper.find(Tab)).to.have.length(3);
     expect(wrapper.find(Panel)).to.have.length(3);
     expect(wrapper.find(Row)).to.have.length(3);

superset/assets/src/SqlLab/App.jsx

@@ -0,0 +1,45 @@
+import React from 'react';
+import { createStore, compose, applyMiddleware } from 'redux';
+import { Provider } from 'react-redux';
+import thunkMiddleware from 'redux-thunk';
+import { hot } from 'react-hot-loader';
+
+import getInitialState from './getInitialState';
+import rootReducer from './reducers';
+import { initEnhancer } from '../reduxUtils';
+import { initJQueryAjax } from '../modules/utils';
+import App from './components/App';
+import { appSetup } from '../common';
+
+import './main.less';
+import '../../stylesheets/reactable-pagination.css';
+import '../components/FilterableTable/FilterableTableStyles.css';
+
+appSetup();
+initJQueryAjax();
+
+const appContainer = document.getElementById('app');
+const bootstrapData = JSON.parse(appContainer.getAttribute('data-bootstrap'));
+const state = getInitialState(bootstrapData);
+
+const store = createStore(
+  rootReducer,
+  state,
+  compose(
+    applyMiddleware(thunkMiddleware),
+    initEnhancer(),
+  ),
+);
+
+// jquery hack to highlight the navbar menu
+$('a:contains("SQL Lab")')
+  .parent()
+  .addClass('active');
+
+const Application = () => (
+  <Provider store={store}>
+    <App />
+  </Provider>
+);
+
+export default hot(module)(Application);

superset/assets/src/SqlLab/index.jsx

@@ -1,44 +1,8 @@
 import React from 'react';
-import { render } from 'react-dom';
-import { createStore, compose, applyMiddleware } from 'redux';
-import { Provider } from 'react-redux';
-import thunkMiddleware from 'redux-thunk';
+import ReactDOM from 'react-dom';
+import App from './App';
 
-import getInitialState from './getInitialState';
-import rootReducer from './reducers';
-import { initEnhancer } from '../reduxUtils';
-import { initJQueryAjax } from '../modules/utils';
-import App from './components/App';
-import { appSetup } from '../common';
-
-import './main.less';
-import '../../stylesheets/reactable-pagination.css';
-import '../components/FilterableTable/FilterableTableStyles.css';
-
-appSetup();
-initJQueryAjax();
-
-const appContainer = document.getElementById('app');
-const bootstrapData = JSON.parse(appContainer.getAttribute('data-bootstrap'));
-const state = getInitialState(bootstrapData);
-
-const store = createStore(
-  rootReducer,
-  state,
-  compose(
-    applyMiddleware(thunkMiddleware),
-    initEnhancer(),
-  ),
-);
-
-// jquery hack to highlight the navbar menu
-$('a:contains("SQL Lab")')
-  .parent()
-  .addClass('active');
-
-render(
-  <Provider store={store}>
-    <App />
-  </Provider>,
-  appContainer,
+ReactDOM.render(
+  <App />,
+  document.getElementById('app'),
 );

superset/assets/src/addSlice/App.jsx

@@ -0,0 +1,15 @@
+import React from 'react';
+import { hot } from 'react-hot-loader';
+import { appSetup } from '../common';
+import AddSliceContainer from './AddSliceContainer';
+
+appSetup();
+
+const addSliceContainer = document.getElementById('js-add-slice-container');
+const bootstrapData = JSON.parse(addSliceContainer.getAttribute('data-bootstrap'));
+
+const App = () => (
+  <AddSliceContainer datasources={bootstrapData.datasources} />
+);
+
+export default hot(module)(App);

superset/assets/src/addSlice/index.jsx

@@ -1,14 +1,8 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
-import { appSetup } from '../common';
-import AddSliceContainer from './AddSliceContainer';
-
-appSetup();
-
-const addSliceContainer = document.getElementById('js-add-slice-container');
-const bootstrapData = JSON.parse(addSliceContainer.getAttribute('data-bootstrap'));
+import App from './App';
 
 ReactDOM.render(
-  <AddSliceContainer datasources={bootstrapData.datasources} />,
-  addSliceContainer,
+  <App />,
+  document.getElementById('js-add-slice-container'),
 );

superset/assets/src/dashboard/App.jsx

@@ -0,0 +1,36 @@
+import React from 'react';
+import thunk from 'redux-thunk';
+import { createStore, applyMiddleware, compose } from 'redux';
+import { Provider } from 'react-redux';
+import { hot } from 'react-hot-loader';
+
+import { initEnhancer } from '../reduxUtils';
+import { appSetup } from '../common';
+import { initJQueryAjax } from '../modules/utils';
+import DashboardContainer from './containers/Dashboard';
+import getInitialState from './reducers/getInitialState';
+import rootReducer from './reducers/index';
+
+appSetup();
+initJQueryAjax();
+
+const appContainer = document.getElementById('app');
+const bootstrapData = JSON.parse(appContainer.getAttribute('data-bootstrap'));
+const initState = getInitialState(bootstrapData);
+
+const store = createStore(
+  rootReducer,
+  initState,
+  compose(
+    applyMiddleware(thunk),
+    initEnhancer(false),
+  ),
+);
+
+const App = () => (
+  <Provider store={store}>
+    <DashboardContainer />
+  </Provider>
+);
+
+export default hot(module)(App);

superset/assets/src/dashboard/index.jsx

@@ -1,35 +1,5 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
-import { createStore, applyMiddleware, compose } from 'redux';
-import { Provider } from 'react-redux';
-import thunk from 'redux-thunk';
+import App from './App';
 
-import { initEnhancer } from '../reduxUtils';
-import { appSetup } from '../common';
-import { initJQueryAjax } from '../modules/utils';
-import DashboardContainer from './containers/Dashboard';
-import getInitialState from './reducers/getInitialState';
-import rootReducer from './reducers/index';
-
-appSetup();
-initJQueryAjax();
-
-const appContainer = document.getElementById('app');
-const bootstrapData = JSON.parse(appContainer.getAttribute('data-bootstrap'));
-const initState = getInitialState(bootstrapData);
-
-const store = createStore(
-  rootReducer,
-  initState,
-  compose(
-    applyMiddleware(thunk),
-    initEnhancer(false),
-  ),
-);
-
-ReactDOM.render(
-  <Provider store={store}>
-    <DashboardContainer />
-  </Provider>,
-  appContainer,
-);
+ReactDOM.render(<App />, document.getElementById('app'));

superset/assets/src/explore/App.jsx

@@ -0,0 +1,92 @@
+/* eslint no-undef: 2 */
+import React from 'react';
+import { hot } from 'react-hot-loader';
+import { createStore, applyMiddleware, compose } from 'redux';
+import { Provider } from 'react-redux';
+import thunk from 'redux-thunk';
+
+import shortid from 'shortid';
+import { now } from '../modules/dates';
+import { initEnhancer } from '../reduxUtils';
+import { getChartKey } from './exploreUtils';
+import ToastPresenter from '../messageToasts/containers/ToastPresenter';
+import { getControlsState, getFormDataFromControls } from './store';
+import { initJQueryAjax } from '../modules/utils';
+import ExploreViewContainer from './components/ExploreViewContainer';
+import rootReducer from './reducers/index';
+import getToastsFromPyFlashMessages from '../messageToasts/utils/getToastsFromPyFlashMessages';
+
+import { appSetup } from '../common';
+import './main.css';
+import '../../stylesheets/reactable-pagination.css';
+
+appSetup();
+initJQueryAjax();
+
+const exploreViewContainer = document.getElementById('app');
+const bootstrapData = JSON.parse(exploreViewContainer.getAttribute('data-bootstrap'));
+const controls = getControlsState(bootstrapData, bootstrapData.form_data);
+const rawFormData = { ...bootstrapData.form_data };
+
+delete bootstrapData.form_data;
+delete bootstrapData.common.locale;
+delete bootstrapData.common.language_pack;
+
+// Initial state
+const bootstrappedState = {
+  ...bootstrapData,
+  rawFormData,
+  controls,
+  filterColumnOpts: [],
+  isDatasourceMetaLoading: false,
+  isStarred: false,
+};
+const slice = bootstrappedState.slice;
+const sliceFormData = slice
+  ? getFormDataFromControls(getControlsState(bootstrapData, slice.form_data))
+  : null;
+const chartKey = getChartKey(bootstrappedState);
+const initState = {
+  charts: {
+    [chartKey]: {
+      id: chartKey,
+      chartAlert: null,
+      chartStatus: 'loading',
+      chartUpdateEndTime: null,
+      chartUpdateStartTime: now(),
+      latestQueryFormData: getFormDataFromControls(controls),
+      sliceFormData,
+      queryRequest: null,
+      queryResponse: null,
+      triggerQuery: true,
+      lastRendered: 0,
+    },
+  },
+  saveModal: {
+    dashboards: [],
+    saveModalAlert: null,
+  },
+  explore: bootstrappedState,
+  impressionId: shortid.generate(),
+  messageToasts: getToastsFromPyFlashMessages((bootstrapData.common || {}).flash_messages || []),
+};
+
+const store = createStore(
+  rootReducer,
+  initState,
+  compose(
+    applyMiddleware(thunk),
+    initEnhancer(false),
+  ),
+);
+
+const App = () => (
+  <Provider store={store}>
+    <div>
+      <ExploreViewContainer />
+      <ToastPresenter />
+    </div>
+  </Provider>
+);
+
+export default hot(module)(App);