modded code from chaosumbreon87

getLegalities.js

/**
 * Responds to any HTTP request.
 *
 * @param {!express:Request} req HTTP request context.
 * @param {!express:Response} res HTTP response context.
 */
const fetch = require("node-fetch");

exports.getLegalities = (req, res) => {
  let cardName = req.query.cardName || req.body.cardName || '';

    var response = fetch("https://api.scryfall.com/cards/named?exact="+cardName);
    var response_text = response.then((resp) => {
        return new Promise(function(resolve,reject){
            resp.text().then(function(data){
                var jsonstr=JSON.parse(data)
                var rulings=jsonstr.rulings_uri
                var legalities={
                    "standard": ((jsonstr.legalities.standard=="legal") ? 1 : (jsonstr.legalities.standard=="restricted") ? 2 : (jsonstr.legalities.standard=="banned") ? 3 : 0),
                    "future": ((jsonstr.legalities.future=="legal") ? 1 : (jsonstr.legalities.future=="restricted") ? 2 : (jsonstr.legalities.future=="banned") ? 3 : 0),
                    "frontier": ((jsonstr.legalities.frontier=="legal") ? 1 : (jsonstr.legalities.frontier=="restricted") ? 2 : (jsonstr.legalities.frontier=="banned") ? 3 : 0),
                    "modern": ((jsonstr.legalities.modern=="legal") ? 1 : (jsonstr.legalities.modern=="restricted") ? 2 : (jsonstr.legalities.modern=="banned") ? 3 : 0),
                    "legacy": ((jsonstr.legalities.legacy=="legal") ? 1 : (jsonstr.legalities.legacy=="restricted") ? 2 : (jsonstr.legalities.legacy=="banned") ? 3 : 0),
                    "pauper": ((jsonstr.legalities.pauper=="legal") ? 1 : (jsonstr.legalities.pauper=="restricted") ? 2 : (jsonstr.legalities.pauper=="banned") ? 3 : 0),
                    "vintage": ((jsonstr.legalities.vintage=="legal") ? 1 : (jsonstr.legalities.vintage=="restricted") ? 2 : (jsonstr.legalities.vintage=="banned") ? 3 : 0),
                    "penny": ((jsonstr.legalities.penny=="legal") ? 1 : (jsonstr.legalities.penny=="restricted") ? 2 : (jsonstr.legalities.penny=="banned") ? 3 : 0),
                    "commander": ((jsonstr.legalities.commander=="legal") ? 1 : (jsonstr.legalities.commander=="restricted") ? 2 : (jsonstr.legalities.commander=="banned") ? 3 : 0),
                    "1v1": ((jsonstr.legalities["1v1"]=="legal") ? 1 : (jsonstr.legalities["1v1"]=="restricted") ? 2 : (jsonstr.legalities["1v1"]=="banned") ? 3 : 0),
                    "duel": ((jsonstr.legalities.duel=="legal") ? 1 : (jsonstr.legalities.duel=="restricted") ? 2 : (jsonstr.legalities.duel=="banned") ? 3 : 0),
                    "brawl": ((jsonstr.legalities.brawl=="legal") ? 1 : (jsonstr.legalities.brawl=="restricted") ? 2 : (jsonstr.legalities.brawl=="banned") ? 3 : 0),                
                }
                
                
                resolve({
                    "name":jsonstr.name,
                    "legalities":legalities,
                    "rulings":rulings,
                    "key": {
                          0 : "not legal",
                          1 : "legal",
                          2 : "restricted",
                          3 : "banned"
                      }
                })
            })
        })
        
    }).then(function (fulfilled){
        console.log(fulfilled)
        // this is where the name, legalities and rulings are.
        res.status(200).json(fulfilled);
    }).catch(function (error){
        console.log("error")
    })
}