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June 25, 2018 15:09
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Mcdonalds menu crawl gist
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import React, { Component } from 'react'; | |
import './App.css'; | |
import axios from 'axios' | |
import MenuCombo from './menucombo' | |
const heading = "Enter a price cap here for recommendations" | |
class App extends Component { | |
constructor(props){ | |
super(props) | |
this.state = { | |
data:[] | |
} | |
} | |
handleSubmit = (e) => { | |
e.preventDefault() | |
let PriceCap = this.input.value; | |
axios.get(`/?${PriceCap}`) | |
.then(response =>{ | |
let data = response.data | |
console.log(data) | |
this.setState({data}) | |
}) | |
.catch(err => { | |
console.log("NOT FOUND",err) | |
}) | |
} | |
render() { | |
return ( | |
<div className="App"> | |
<header className="App-header"> | |
<h1 className="App-title">{heading}</h1> | |
</header> | |
<div className = "Menu-card"> | |
<form onSubmit={this.handleSubmit}> | |
<label>Enter a price</label> | |
<input name = 'PriceCap' | |
ref={node => {this.input = node}} | |
type = 'number' | |
min = '1' | |
max ='20' /> | |
<button>Generate Suggestions</button> | |
<MenuCombo data={this.state.data} /> | |
</form> | |
</div> | |
</div> | |
); | |
} | |
} | |
export default App; |
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const express = require('express') | |
const app = express() | |
const Combinatorics = require("js-combinatorics"); | |
const reducer = (accumulator, currentValue) => accumulator + currentValue; | |
app.get('/', function (req, res) { | |
console.log(req.query); | |
var max = 10; | |
var cmb, total, items; | |
var data = require('./subset.json'); | |
var parsed_data = []; | |
var parsed_item = {}; | |
var entry = {}; | |
var results = []; | |
data.forEach(function(i){ | |
parsed_item = {}; | |
parsed_item[i['ITEM']] = i['PRICE']; | |
parsed_data.push(parsed_item); | |
}); | |
cmb = Combinatorics.power(parsed_data); | |
cmb.forEach(function(a){ | |
total = 0.0; | |
items = []; | |
a.forEach(function(b){ | |
total += Object.values(b).reduce(reducer); | |
items.push(b); | |
}); | |
if (total <= max && total != 0) { | |
entry = {}; | |
entry['total'] = total.toFixed(2); | |
entry['items'] = items; | |
results.push(entry); | |
} | |
}); | |
var fs = require('fs'); | |
fs.writeFile("output.json", JSON.stringify(results), function(err) { | |
if (err) { | |
console.log(err); | |
} | |
}); | |
console.log("Results returning: ", results) | |
res.send(results); | |
}) | |
app.use(function(req, res, next) { | |
res.header("Access-Control-Allow-Origin", "http://localhost:3000"); | |
res.header("Access-Control-Allow-Credentials", "true"); | |
res.header("Access-Control-Allow-Headers", "Origin,Content-Type, Authorization, x-id, Content-Length, X-Requested-With"); | |
res.header("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS"); | |
next(); | |
}); | |
app.listen(3001, () => console.log('Example app listening on port 3001')) |
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import React from 'react'; | |
import ReactDOM from 'react-dom'; | |
import './index.css'; | |
import App from './App'; | |
import registerServiceWorker from './registerServiceWorker'; | |
ReactDOM.render(<App />, document.getElementById('root')); | |
registerServiceWorker(); |
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{ | |
"name": "budget-food", | |
"version": "0.1.0", | |
"private": true, | |
"dependencies": { | |
"axios": "^0.18.0", | |
"js-combinatorics": "^0.5.3", | |
"react": "^16.4.1", | |
"react-dom": "^16.4.1", | |
"react-scripts": "1.1.4" | |
}, | |
"scripts": { | |
"start": "react-scripts start", | |
"build": "react-scripts build", | |
"test": "react-scripts test --env=jsdom", | |
"eject": "react-scripts eject" | |
}, | |
"proxy": "http://localhost:3001" | |
} |
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[ | |
{ | |
"ID" : 1, | |
"CAL": "540", | |
"FAT": "28", | |
"SFAT": "10", | |
"TFAT": "1", | |
"CHOL": "80", | |
"SALT": "970", | |
"CARB": "47", | |
"FBR": "3", | |
"SGR": "9", | |
"PRO": "25", | |
"ITEM": "Big Mac 7.5 oz (212 g)", | |
"CATEGORY": "BURGERSANDWICH", | |
"PRICE": 3.99, | |
"MEALPRICE": 5.99 | |
}, | |
{ | |
"ID" : 2, | |
"CAL": "300", | |
"FAT": "12", | |
"SFAT": "6", | |
"TFAT": "0.5", | |
"CHOL": "40", | |
"SALT": "680", | |
"CARB": "33", | |
"FBR": "2", | |
"SGR": "7", | |
"PRO": "15", | |
"ITEM": "Cheeseburger 4 oz (113 g)", | |
"CATEGORY": "BURGERSANDWICH", | |
"PRICE": 1.00 | |
}, | |
{ | |
"ID" : 3, | |
"CAL": "540", | |
"FAT": "28", | |
"SFAT": "13", | |
"TFAT": "1.5", | |
"CHOL": "100", | |
"SALT": "1110", | |
"CARB": "42", | |
"FBR": "3", | |
"SGR": "10", | |
"PRO": "31", | |
"ITEM": "Quarter Pounder\u00ae with Cheese 7.3 oz (206 g)", | |
"CATEGORY": "BURGERSANDWICH", | |
"PRICE": 3.79, | |
"MEALPRICE": 5.79 | |
}, | |
{ | |
"ID" : 4, | |
"CAL": "780", | |
"FAT": "45", | |
"SFAT": "21", | |
"TFAT": "2.5", | |
"CHOL": "175", | |
"SALT": "1310", | |
"CARB": "43", | |
"FBR": "3", | |
"SGR": "10", | |
"PRO": "50", | |
"ITEM": "Double Quarter Pounder with Cheese 10.3 oz (291 g)", | |
"CATEGORY": "BURGERSANDWICH", | |
"PRICE": 4.79, | |
"MEALPRICE": 6.69 | |
}, | |
{ | |
"ID" : 5, | |
"CAL": "740", | |
"FAT": "41", | |
"SFAT": "16", | |
"TFAT": "1.5", | |
"CHOL": "125", | |
"SALT": "1480", | |
"CARB": "51", | |
"FBR": "4", | |
"SGR": "14", | |
"PRO": "40", | |
"ITEM": "Bacon Clubhouse Burger 9.7 oz (274 g)", | |
"CATEGORY": "BURGERSANDWICH", | |
"PRICE" : 4.49, | |
"MEALPRICE" : 6.49 | |
} | |
] |
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