class Movie {
  constructor(movieName, ticketPrice) {
    this.movieName = movieName;
    this.ticketPrice = Number(ticketPrice);
    this.screenings = [];
    this.totalTickets = 0 // същата работа като с профита
    this.totalProfit = 0 // ще го използваме за да калкулирамр колко пара се е изкарала най-нкарая
  }

  newScreening(date, hall, description) {
    if (this.screenings.filter(e => e.hall == hall && e.date == date).length > 0) {
      throw Error(`Sorry, ${hall} hall is not available on ${date}`)
    }
    this.screenings.push({ date, hall, description })
    return `New screening of ${this.movieName} is added.`
  }

  endScreening(date, hall, soldTickets) {
    let screening = this.screenings.find(s => s.date == date && s.hall == hall);
    if (screening == undefined) {
      throw new Error(`Sorry, there is no such screening for ${this.movieName} movie.`);
    }
    // delete the screening from the screenings array and return
    let index = this.screenings.indexOf(screening);
    this.screenings.splice(index, 1);
    let currentProfit = soldTickets * this.ticketPrice;
    this.totalProfit += currentProfit;
    this.totalTickets += soldTickets;

    return `${this.movieName} movie screening on ${date} in ${hall} hall has ended. Screening profit: ${currentProfit}`;
  }

  toString() {
    let result = `${this.movieName} full information:`
    result += `\nTotal profit: ${this.totalProfit.toFixed(0)}$\nSold Tickets: ${this.totalTickets.toFixed(0)}`

    if (this.screenings.length > 0) {
      result += "\nRemaining film screenings:"
      this.screenings.sort((a, b) => a.hall.localeCompare(b.hall)) // може и да трябва само sort()
        .map(scr => `${scr.hall} - ${scr.date} - ${scr.description}`)
        .forEach(x => result += '\n' + x)
      return result
    } else {
      // If there are no screenings into screenings array ADD this line to the returned message:
      // "No more screenings!"
      result += "\nNo more screenings!"
    }

    return result;
  }
}