HR PCA Readiness Assessment Monday May 1

assessmentmay1_Anna_Zharkova.js

var salesTeam = [{name: {first: 'aleen', last: 'atkins'}, age: 26, sales: '$2314'},
 		{name: {first: 'alvaro', last: 'angelos'}, age: 55, sales: '$1668'},
 		{name: {first: 'denese', last: 'dossett'}, age: 29, sales: '$9248'},
 		{name: {first: 'douglas', last: 'denney'}, age: 53, sales: '$5058'},
 		{name: {first: 'earline', last: 'erickson'}, age: 19, sales: '$18876'},
 		{name: {first: 'herman', last: 'hazell'}, age: 25, sales: '$2746'},
 		{name: {first: 'homer', last: 'hirth'}, age: 26, sales: '$474'},
 		{name: {first: 'hwa', last: 'heidt'}, age: 53, sales: '$9607'},
 		{name: {first: 'hyon', last: 'hampshire'}, age: 46, sales: '$13598'},
 		{name: {first: 'issac', last: 'ingerson'}, age: 45, sales: '$5225'},
 		{name: {first: 'jeraldine', last: 'joplin'}, age: 39, sales: '$2891'},
 		{name: {first: 'jin', last: 'jeffrey'}, age: 17, sales: '$14402'},
 		{name: {first: 'joleen', last: 'jolin'}, age: 45, sales: '$15736'},
 		{name: {first: 'jude', last: 'jarrett'}, age: 53, sales: '$7557'},
 		{name: {first: 'magda', last: 'mireles'}, age: 18, sales: '$1498'},
 		{name: {first: 'mistie', last: 'montealegre'}, age: 31, sales: '$6920'},
 		{name: {first: 'nancy', last: 'napoli'}, age: 49, sales: '$5255'},
 		{name: {first: 'regine', last: 'rohrbaugh'}, age: 33, sales: '$7881'},
 		{name: {first: 'rolando', last: 'riebel'}, age: 35, sales: '$8573'},
 		{name: {first: 'scarlett', last: 'stagg'}, age: 36, sales: '$7126'},
 		{name: {first: 'sherron', last: 'strawn'}, age: 36, sales: '$8848'},
 		{name: {first: 'susan', last: 'shilling'}, age: 29, sales: '$8542'},
 		{name: {first: 'tama', last: 'tworek'}, age: 16, sales: '$9200'},
 		{name: {first: 'tonisha', last: 'taunton'}, age: 41, sales: '$5219'},
 		{name: {first: 'vergie', last: 'villescas'}, age: 25, sales: '$8712'}];

function capitalize(salesTeam) {
  salesTeam.forEach(function (elem) {
    elem.name.first = elem.name.first.charAt(0).toUpperCase() + elem.name.first.slice(1);
    elem.name.last = elem.name.last.charAt(0).toUpperCase() + elem.name.last.slice(1);
  })
}

function assert(expectedBehavior, descriptionOfCorrectBehavior) {
  if (!expectedBehavior) {
    console.log(descriptionOfCorrectBehavior);
  } else {
    console.log('test passed');
  }
}

capitalize(salesTeam);
assert(JSON.stringify(salesTeam[2].name) === JSON.stringify({first: 'Denese', last: 'Dossett'}), 'should capitalize the first letter of the first and last names');

var averageTeamSales = function (salesTeam) {
  var salesArr = [];
  salesTeam.forEach(function(elem) {
    salesArr.push(parseInt(elem.sales.slice(1)))
  })
  var sum = salesArr.reduce(function(acc, elem) {
    return elem + acc;
  }, 0)
  return Math.ceil(sum/salesArr.length);
};

assert(7487 === averageTeamSales(salesTeam), 'should return 7487')

assert(highestEarner(salesTeam) === 'Nancy Napoli: $5255', 'should fail');

function highestEarner(companies) {
  var salesArr = [];
  salesTeam.forEach(function(elem) {
    salesArr.push(parseInt(elem.sales.slice(1)))
  })
  var maxPay = function getMaxOfArray(salesArr) {
    return Math.max.apply(null, salesArr);
  }
  var result
  salesTeam.forEach(function(elem) {
    if (parseInt(elem.sales.slice(1)) === maxPay) {
      result = elem.name.first + ' ' + elem.name.last + ': $' + maxPay;
    }
  })
  return result;
};

assert(highestEarner(salesTeam) === "Earline Erickson: $18876", 'should pass');
console.log(highestEarner(salesTeam));

// Starter Code

function filter(collection, predicate) {

  each(collection, function (elem) {
    if (predicate(elem)) {
      result.push(elem)
    }
  })
  return result;
}



// DO NOT ADJUST BELOW FUNCTIONS
function reduce(collection, accumulator, initialValue) {
  each(collection, function(val) {
    if (initialValue !== undefined) {
      initialValue = accumulator(initialValue, val);
    } else {
      initialValue = val;
    }
  })
  return initialValue;
}

function each (collection, callback) {
  if (Array.isArray(collection)) {
    for (let i = 0; i < collection.length; i++) {
      callback(collection[i], i, collection);
    }
  } else {
    for (let key in collection) {
      callback(collection[key], key, collection);
    }
  }
}