seat.go

package concertbookingsystem

import (
	"fmt"
	"sync"
	"time"
)

type Seat struct {
	ID         string
	SeatNumber string
	Type       SeatType
	Price      float64
	status     SeatStatus
	mu         sync.Mutex
	LockUntil  time.Time
}

func NewSeat(id, seatNumber string, seatType SeatType, price float64) *Seat {
	return &Seat{
		ID:         id,
		SeatNumber: seatNumber,
		Type:       seatType,
		Price:      price,
		status:     StatusAvailable,
	}
}

func (s *Seat) Hold() error {
	s.mu.Lock()
	defer s.mu.Unlock()
	if s.status != StatusAvailable {
		return NewSeatNotAvailableError(fmt.Sprintf("SeatNo: %s Not Available ", s.ID))
	}
	s.status = StatusReserved
	return nil
}

func (s *Seat) Book() error {
	s.mu.Lock()
	defer s.mu.Unlock()

	if s.status != StatusAvailable {
		return NewSeatNotAvailableError("Seat is already booked or reserved")
	}
	s.status = StatusBooked
	return nil
}

func (s *Seat) Release() {
	s.mu.Lock()
	defer s.mu.Unlock()

	s.status = StatusAvailable

}

func (s *Seat) GetStatus() SeatStatus {
	s.mu.Lock()
	defer s.mu.Unlock()
	return s.status
}