Codecademy export

app.js

const team = {

    get players() {
      return this._players;
    },
    get games() {
      return this._games;
    },

  _players: [
    {firstName: "Peter", lastName: "Svärd", age: 38}, 
    {firstName: "Alice", lastName: "Svärd", age: 4}, 
    {firstName: "Sara", lastName: "Hjertsdotter", age: 31}, 
    {firstName: "Ellen", lastName: "Svärd", age: 1}],
  _games: [
    {opponent: "HV 71", teamPoints: 1, opponentPoints: 4},
    {opponent: "Leksand", teamPoints: 5, opponentPoints: 4},
    {opponent: "Färjestad", teamPoints: 5, opponentPoints: 3}],

  addPlayer(firstName, lastName, age) {
      const player = {
        firstName: firstName,
        lastName: lastName,
        age: age,
      };
      this._players.push(player);
    },
  addGame(oppponent, teamPoints, opponentPoints){
    const game = {
      opponent: opponent,
      teamPoints: teamPoints,
      opponentPoints: opponentPoints,
    };
    this._games.push(game);
  },
  aveAge() { 
    var ageArr = []
    for (let i = 0; i < this._players.length; i++) {
      ageArr.push(this.players[i].age);
        };
      let sumAge = ageArr.reduce((a, b) => a + b, 0);
      let teamAveAge = sumAge / ageArr.length;
      let teamAveAge_result = teamAveAge.toFixed(2);
      return `Average age in the team: ${teamAveAge_result} years`;
    },
    
listPlayers () {
    for (let i in team._players){
      console.log(`${team._players[i].firstName} ${team._players[i].lastName} - age: ${team._players[i].age}`);
      };
    }
  };


team.addPlayer("Steph", "Curry", 28);
team.addPlayer("Lisa", "Leslie", 44);
team.addPlayer("Bugs", "Bunny", 76);
team.addPlayer("Martin", "Svärd", 38);


console.log(team._players);
console.log(team.listPlayers());
console.log(team.aveAge());