Hi! How do I transform the first array of scores into the second one? Rather than having a list of score object, I’d like to get a list of user objects. Each user object must have username and difficultyLevels properties, with the latter grouping the scores by difficulty.
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const scoresList = [
{
scoredBy: {
username: ‘sleekcollins’
},
scoreValue: 14,
difficultyLevel: ‘easy’,
},
{
scoredBy: {
username: ‘sleekcollins’
},
scoreValue: 18,
difficultyLevel: ‘easy’,
},
{
scoredBy: {
username: ‘sleekcollins’
},
scoreValue: 24,
difficultyLevel: ‘hard’,
},
{
scoredBy: {
username: ‘aaronrodgers’
},
scoreValue: 32,
difficultyLevel: ‘medium’,
},
{
scoredBy: {
username: ‘patmahomes’
},
scoreValue: 20,
difficultyLevel: ‘expert’,
},
{
scoredBy: {
username: ‘patmahomes’
},
scoreValue: 17,
difficultyLevel: ‘easy’,
},
];
const scoresByUser = [
{
username: ‘sleekcollins’,
difficultyLevels: [
{
difficulty: ‘easy’,
scores: [14, 18]
},
{
difficulty: ‘medium’,
scores: []
},
{
difficulty: ‘hard’,
scores: [24]
},
{
difficulty: ‘expert’,
scores: []
}
]
},
{
username: ‘aaronrodgers’,
difficultyLevels: [
{
difficulty: ‘easy’,
scores: [0]
},
{
difficulty: ‘medium’,
scores: [32]
},
{
difficulty: ‘hard’,
scores: []
},
{
difficulty: ‘expert’,
scores: []
}
]
},
{
username: ‘patmahomes’,
difficultyLevels: [
{
difficulty: ‘easy’,
scores: [17]
},
{
difficulty: ‘medium’,
scores: []
},
{
difficulty: ‘hard’,
scores: []
},
{
difficulty: ‘expert’,
scores: [20]
}
]
},
];