oop-otherway.js

console.log('========================== OTHER PROTOTYPAL ================================')


var Proto2Task = {
  title: 'title',
  isComplete: false
}

Object.defineProperties(Proto2Task, {
  complete: {
    value: function() {
        return this.isComplete;
    }
  },
  msg: {
    value: function() {
        console.log(this.title + ' is ' + (this.isComplete ? 'completed' : 'not completed yet'));
    }
  }
})


var myPr2Task = Object.create(Proto2Task, {
  title:{value: 'task1'}
});
console.log('my pr2', myPr2Task)
console.log('my pr2 complete', myPr2Task.complete())
console.log('my pr2 complete', myPr2Task.msg())
var myPr2Task2 = Object.create(Proto2Task, {
  title: {value: 'task2'},
  isComplete: {value: true}
});
console.log('my pr2 2', myPr2Task2)
console.log('my pr2 2', myPr2Task2.msg())

var UrgentProto2Task = Object.create(myPr2Task, {
  title: {
    value: 'urgent task'
  },
  typeTask: {
    value: 'urgent'
  }
});
Object.defineProperties(UrgentProto2Task, {
  msg: {
    value: function() {
      console.log(Proto2Task.msg.call(this) +
    ', but this is ' + this.typeTask)
    }
  }
})

var myUrgPr2Task = Object.create(UrgentProto2Task);

console.log(myUrgPr2Task)
console.log(myUrgPr2Task.msg())