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record-collection.txt
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record-collection.txt
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// Setup
const recordCollection = {
2548: {
albumTitle: 'Slippery When Wet',
artist: 'Bon Jovi',
tracks: ['Let It Rock', 'You Give Love a Bad Name']
},
2468: {
albumTitle: '1999',
artist: 'Prince',
tracks: ['1999', 'Little Red Corvette']
},
1245: {
artist: 'Robert Palmer',
tracks: []
},
5439: {
albumTitle: 'ABBA Gold'
}
};
// Only change code below this line
function updateRecords(records, id, prop, value) {
if ( prop !== "tracks" && value !== ""){records[id] [prop] = value;
}
else if ( prop === "tracks" && records[id].hasOwnProperty("tracks") == false ) {
records[id][prop] = [value]
}
else if ( prop === "tracks" && value !== "") {
records[id][prop].push(value)
}
else if ( value === ""){delete records[id][prop]
}
return records;
}
updateRecords(recordCollection, 5439, 'artist', 'ABBA');