js-practice/FactoryDesignPattern at main · amogh-k-code/js-practice · GitHub

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function standardMembership () {

  return {
    playSongs() {
      console.log('Playing songs...');
      console.log('Why dont you try our premium subscrpition?? wala ad');
      console.log('Continues playing songs');
    },
    getCost() {
      return 0;
    }
  }
}

function premiumMembership () {
  return {
    playSongs() {
      console.log('Playing songs without ads! Enjoy!');
    } ,
    getCost() {
      return 199;
    }
  }
}

function MemberFactory () {
  return {
    createMembership : function(type) {
      if(type === 'premium') {
        return premiumMembership();
      } else {
        return standardMembership();
      }
    }
  }
}

const member1 = MemberFactory().createMembership('standard');
member1.playSongs();
const member2 = MemberFactory().createMembership('premium');
member2.playSongs();