Billion Dollar Company First Code

calculateAverageRank.js

const input = {
  id: "286ba27a-dffb-11ea-87d0-0242ac130003",
  rank: 4.75,
  date: 120,
};

const input2 = {
  id: "286ba27a-dffb-11ea-87d0-0242ac130003",
  rank: 2.5,
  date: 121,
};

const input3 = {
  id: "286ba27a-dffb-11ea-87d0-0242ac130003",
  rank: 3.75,
  date: 1,
};

const input4 = {
  id: "286ba27a-dffb-11ea-87d0-0242ac130003",
  rank: 3.75,
  date: 12,
};

const allInputs = [input, input2, input3];

// TELEVISION
const projectBusinessCase = {
  lastHowManyDays: 120,
  returnFirstProduct: {
    value: 10,
  },
  returnLastProduct: {
    value: 10,
    shouldNotify: {
      value: true,
      notifyType: "email",
      toWho: ["ademJoe@gmail.com", "adamJoe2@gmail.com"],
    },
  },
};

// LG 32MN19HM Televizyon
const productBusinessCase = {
  shouldDeletedAtEvery: 60,
};

const calculateRank = (input, businessCase) => {
  let rank = 0;
  const howMany = input.length;

  // BusinessCase
  input.map((value, index) => {
    if (value.date <= businessCase.lastHowManyDays) rank = rank + value.rank;
  });

  rank = rank / howMany;

  return rank;
};

console.log(calculateRank(allInputs, projectBusinessCase).toFixed(2));