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POC - Client-Side Dash Apps #7
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| 'use strict'; | ||
| var partial = require('webpack-partial').default; | ||
| module.exports = function (config) { | ||
| return partial(config, { | ||
| entry: {bundle: [ | ||
| 'whatwg-fetch', | ||
| './local.js' | ||
| ]} | ||
| }); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| 'use strict'; | ||
| var path = require('path'); | ||
| var partial = require('webpack-partial').default; | ||
| var ROOT = process.cwd(); | ||
| var BUILD = path.join(ROOT, 'dash_renderer'); | ||
| module.exports = function (config) { | ||
| return partial(config, { | ||
| output: { | ||
| path: BUILD, | ||
| publicPath: '/dash_renderer/', | ||
| // TODO: Bundle filename should be hashed (#10) | ||
| filename: 'local.js' | ||
| } | ||
| }); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| 'use strict'; | ||
| var compose = require('ramda').compose; | ||
| var babel = require('./partials/babel'); | ||
| var defineEnv = require('./partials/defineEnv'); | ||
| var entryLocal = require('./partials/entryLocal'); | ||
| var outputLocal = require('./partials/outputLocal'); | ||
| var baseConfig = require('./webpack.config'); | ||
| // TODO: support locally served source maps in production (#11) | ||
| module.exports = compose( | ||
| babel, | ||
| defineEnv, | ||
| entryLocal, | ||
| outputLocal | ||
| )(baseConfig); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,185 @@ | ||
| /*eslint-env browser */ | ||
| import React from 'react'; | ||
| import ReactDOM from 'react-dom'; | ||
| require('es6-promise').polyfill(); | ||
| import {combineReducers} from 'redux'; | ||
| import {connect, Provider} from 'react-redux' | ||
| import {createStore, applyMiddleware} from 'redux'; | ||
| import thunk from 'redux-thunk'; | ||
| import createLogger from 'redux-logger'; | ||
| import {pluck, reduce} from 'ramda'; | ||
| // Actions | ||
| import { | ||
| computeGraphs, | ||
| computePaths, | ||
| setLayout, | ||
| triggerDefaultState | ||
| } from './actions/index'; | ||
| // Render the app | ||
| import renderTree from './renderTree'; | ||
| // Stores | ||
| import layout from './reducers/layout'; | ||
| import graphs from './reducers/dependencyGraph'; | ||
| import paths from './reducers/paths'; | ||
| import requestQueue from './reducers/requestQueue'; | ||
| import * as API from './reducers/api'; | ||
| /* | ||
| * Change the path here to try out different examples. | ||
| * Examples need to export appLayout and mapInputsToOutputs | ||
| * objects. | ||
| */ | ||
| import {appLayout, mapInputsToOutputs} from './local_examples/example_1_input_to_div'; | ||
| /* | ||
| * You shouldn't have to edit anything below here | ||
| * This block below does a few things: | ||
| * - it transforms the API calls into | ||
| * some promises that call the `transform` method | ||
| * for the appropriate input-output pair. | ||
| * - it initializes the app without the API controller | ||
| */ | ||
| const dependenciesRequest = { | ||
| content: mapInputsToOutputs.map(object => { | ||
| object.events = []; | ||
| object.state = []; | ||
| return object; | ||
| }), | ||
| status: 200 | ||
| }; | ||
| window.fetch = function(url, options) { | ||
| const payload = JSON.parse(options.body); | ||
| return new Promise(resolveResonse => { | ||
| const inputOutputPair = mapInputsToOutputs.find(pair => | ||
| (pair.output.id === payload.output.id) && | ||
| (pair.output.property === payload.output.property) | ||
| ); | ||
| resolveResonse({ | ||
| status: 200, | ||
| json: () => new Promise(resolveJson => { | ||
| resolveJson({ | ||
| response: { | ||
| props: { | ||
| 'id': inputOutputPair.output.id, | ||
| [inputOutputPair.output.property]: ( | ||
| inputOutputPair.output.transform( | ||
| reduce( | ||
| (acc, input) => { | ||
| acc[`${input.id}.${input.property}`] = input.value; | ||
| return acc | ||
| }, | ||
| {}, | ||
| payload.inputs | ||
| ) | ||
| ) | ||
| ) | ||
| } | ||
| } | ||
| }) | ||
| }) | ||
| }) | ||
| }); | ||
| } | ||
| // Initialize a store | ||
| const reducer = combineReducers({ | ||
| layout, | ||
| graphs, | ||
| paths, | ||
| requestQueue, | ||
| dependenciesRequest: API.dependenciesRequest | ||
| }); | ||
| const logger = createLogger() | ||
| let store; | ||
| const initializeStore = () => { | ||
| if (store) { | ||
| return store; | ||
| } | ||
| store = createStore( | ||
| reducer, | ||
| applyMiddleware(thunk, logger) | ||
| ); | ||
| window.store = store; /* global window:true */ | ||
| return store; | ||
| }; | ||
| store = initializeStore(); | ||
| store.dispatch({ | ||
| type: 'dependenciesRequest', | ||
| payload: dependenciesRequest | ||
| }); | ||
| store.dispatch(setLayout(appLayout)); | ||
| store.dispatch(computePaths({subTree: appLayout, startingPath: []})); | ||
| store.dispatch(computeGraphs(dependenciesRequest.content)); | ||
| store.dispatch(triggerDefaultState); | ||
| const ConnectedApp = connect(state => ({ | ||
| layout: state.layout, | ||
| dependenciesRequest: state.dependenciesRequest | ||
| }))( | ||
| props => { | ||
| return ( | ||
| <div> | ||
| {renderTree(props.layout, props.dependenciesRequest.content)} | ||
| </div> | ||
| ) | ||
| } | ||
| ); | ||
| ReactDOM.render( | ||
| <Provider store={store}> | ||
| <ConnectedApp/> | ||
| </Provider>, | ||
| document.getElementById('react-entry-point') | ||
| ); | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| export const appLayout = { | ||
MemberAuthor There was a problem hiding this comment. This is the super simple example to get started. | ||
| 'type': 'Div', | ||
| 'namespace': 'dash_html_components', | ||
| 'props': { | ||
| 'content': [ | ||
| { | ||
| 'type': 'Input', | ||
| 'namespace': 'dash_core_components', | ||
| 'props': { | ||
| 'id': 'my-input', | ||
| 'value': 'Initial value' | ||
| } | ||
| }, | ||
| { | ||
| 'type': 'Div', | ||
| 'namespace': 'dash_html_components', | ||
| 'props': { | ||
| 'id': 'my-div' | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| }; | ||
MemberAuthor There was a problem hiding this comment. This
| ||
| export const mapInputsToOutputs = [ | ||
| { | ||
| inputs: [ | ||
| { | ||
| id: 'my-input', | ||
| property: 'value' | ||
| } | ||
| ], | ||
MemberAuthor There was a problem hiding this comment.
| ||
| output: { | ||
| id: 'my-div', | ||
| property: 'content', | ||
| /* | ||
| * Of course, we can't have functions in the actual spec, | ||
| * but we could introduce a lightweight transformation | ||
| * language for modifying strings, accessing values in | ||
| * objects or arrays, arithmetic, etc. | ||
| */ | ||
| transform: inputArguments => { | ||
| return `You've entered: ${inputArguments['my-input.value']}`; | ||
MemberAuthor There was a problem hiding this comment.
| ||
| } | ||
| } | ||
| } | ||
| ]; | ||
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To create a new example, just change this import. And make sure that the examples that you write export an
appLayoutand amapInputsToOutputsobject.