Module-JS3/array-destructuring/exercise-2/exercise.js at a38f2bc19f1017f41555c2debf40989c68f39b55 · CodeYourFuture/Module-JS3 · GitHub

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let hogwarts = [
  {
    firstName: "Harry",
    lastName: "Potter",
    house: "Gryffindor",
    pet: "Owl",
    occupation: "Student",
  },
  {
    firstName: "Ron",
    lastName: "Weasley",
    house: "Gryffindor",
    pet: "Scabbers",
    occupation: "Student",
  },
  {
    firstName: "Hermione",
    lastName: "Granger",
    house: "Gryffindor",
    pet: "Cat",
    occupation: "Student",
  },
  {
    firstName: "Draco",
    lastName: "Malfoy",
    house: "Slytherin",
    pet: null,
    occupation: "Student",
  },
  {
    firstName: "Cedric",
    lastName: "Diggory",
    house: "HufflePuff",
    pet: null,
    occupation: "Student",
  },
  {
    firstName: "Severus",
    lastName: "Snape",
    house: "Slytherin",
    pet: null,
    occupation: "Teacher",
  },
  {
    firstName: "Filius",
    lastName: "Flitwick",
    house: "Ravenclaw",
    pet: null,
    occupation: "Teacher",
  },
  {
    firstName: "Pomona",
    lastName: "Sprout",
    house: "Hufflepuff",
    pet: null,
    occupation: "Teacher",
  },
  {
    firstName: "Minerva",
    lastName: "McGonagall",
    house: "Gryffindor",
    pet: null,
    occupation: "Teacher",
  },
  {
    firstName: "Albus",
    lastName: "Dumbledore",
    house: "Gryffindor",
    pet: "Phoenix",
    occupation: "Teacher",
  },
];

function displayGryffindorNames(hogwarts) {
  const gryffindorNames = hogwarts
    .filter(({ house }) => house === "Gryffindor")
    .map(({ firstName, lastName }) => `${firstName} ${lastName}`);

  console.log(gryffindorNames.join('\n'));
}

displayGryffindorNames(hogwarts);

function displayTeachersWithPets(hogwarts) {
  const teacherNamesWithPets = hogwarts
    .filter(({ occupation, pet }) => occupation === "Teacher" && pet)
    .map(({ firstName, lastName }) => `${firstName} ${lastName}`);

  console.log(teacherNamesWithPets.join('\n'));
}

displayTeachersWithPets(hogwarts);