FCC/record Collection.js at master · Neous1/FCC · GitHub

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// Setup
var collection = {
    "2548": {
      "album": "Slippery When Wet",
      "artist": "Bon Jovi",
      "tracks": [
        "Let It Rock",
        "You Give Love a Bad Name"
      ]
    },
    "2468": {
      "album": "1999",
      "artist": "Prince",
      "tracks": [
        "1999",
        "Little Red Corvette"
      ]
    },
    "1245": {
      "artist": "Robert Palmer",
      "tracks": [ ]
    },
    "5439": {
      "album": "ABBA Gold"
    }
};
// Keep a copy of the collection for tests
var collectionCopy = JSON.parse(JSON.stringify(collection));

// Only change code below this line
function updateRecords(id, prop, value) {


  if (prop !=="tracks" && value !== ""){
    collection[id][prop] = value;
  }
  else if (prop =="tracks" && collection[id][prop]=== undefined){
      collection[id][prop] = prop;
      collection[id][prop] = [];
      collection[id][prop].push(value);

 }


   else if (prop =="tracks" && collection[id][prop]!== undefined && value !== ""){
      collection[id][prop].push(value);

 }

 else if (value === ""){
      delete collection[id][prop];

 }

//   console.log(collection);
  return collection;


}


updateRecords(5439, "artist", "ABBA");