const { setClock } = require('./helpers/clock');

class Clock {

constructor(hours, minutes) {

this.hours = hours; // getting hours that provided as arg

this.minutes = minutes; // getting minutes that provided as arg

}

toString() {

// calling a method that expects hours & minutes that provided and returns the proper clock result

return setClock({ hours: this.hours, minutes: this.minutes });

}

plus(minutes) {

// calculation of basic minutes that provided plus the additional one

const totalMinutes = this.minutes + minutes;

// calling a method that expects hours & minutes that provided and returns the proper clock result

return setClock({ hours: this.hours, minutes: totalMinutes });

}

minus(minutes) {

// calculation of basic minutes that provided minus the additional one

const totalMinutes = this.minutes - minutes;

// calling a method that expects hours & minutes that provided and returns the proper clock result

return setClock({ hours: this.hours, minutes: totalMinutes });

}

equals(_class) {

// represents the basic clock

const prevClock = setClock({ hours: this.hours, minutes: this.minutes });

// represents the additional clock that provided through the method

const newClock = setClock({ hours: _class.hours, minutes: _class.minutes });

return prevClock === newClock; // returns the equality as expected

}

}

module.exports = { Clock };