Team Stats [Codecademy]

team-stats.js

const team = {
  _players: [
    {firstName: 'Max', lastName: 'Blah', age: 16},
    {firstName: 'Maria', lastName: 'Blub', age: 21},
    {firstName: 'Josef', lastName: 'Blii', age: 26},
  ],
  _games: [
    {opponent: 'Sparta', teamPoints: 0, opponentPoints: 0},
    {opponent: 'Slavia', teamPoints: 1, opponentPoints: 2},
    {opponent: 'Viktoria', teamPoints: 2, opponentPoints: 1},
  ],
  
  get players() {
    return this._players;
  },
  get games() {
    return this._games;
  },
  
  addPlayer (firstName, lastName, age) {
    let player = {firstName: firstName, lastName: lastName, age: age};
    this.players.push(player);
  },
  addGame (opponent, teamPoints, opponentPoints) {
    let game = {opponent: opponent, teamPoints: teamPoints, opponentPoints};
    this.games.push(game);
  },

  // This method returns 'undefined' as last item
  displayPlayers() {
    for (let i = 0; i < this._players.length; i++) {
      const firstName = team._players[i].firstName;
      const lastName = team._players[i].lastName;
      const age = team._players[i].age;
      console.log(`${firstName} ${lastName} is ${age} years old`);
    }
  }
}

// (...)

console.log(team.displayPlayers());

/* Console:

Max Blah is 16 years old
Maria Blub is 21 years old
Josef Blii is 26 years old
undefined

*/