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import scala.collection.mutable.Map
import scala.List
import java.util._
import java.time._
import java.text.SimpleDateFormat
object HelloWorld
{
var busSeat:Int=0
var ecSeat=60
var bcSeat=30
var fcSeat=30
var tr:Map[Int,List[Any]] = Map(10021 -> List("Shatabdi","12:01","16:25",452,100,50,50),10045->List("Deccan","14:01","18:25",600,50,25,25))
var bus:Map[Int,List[Any]] = Map(2014 -> List("Shivneri","10:01","12:25",500,60),2015->List("Shivshahi","11:01","13:25",400,60))
def main(args: Array[String])
{
do
{
println("Transport Booking App")
println("1:Bus \t 2: Train \t 3: Flight \t 4: Exit")
var choice = readInt()
choice match
{
case 1 => busBooking()
case 2 => trainBooking()
case 3 => flightBooking()
case 4 => System.exit(0)
case _ => println("Invalid Input")
}
}while(true)
}
def busBooking()
{
val DATE_FORMAT = "yyyy-MM-dd"
println("Enter date")
var dateOfJourney=readLine()
val dateFormat = new SimpleDateFormat(DATE_FORMAT)
dateFormat.parse(dateOfJourney)
println("Enter source")
var source=readLine()
println("Enter destination")
var destination=readLine()
println("Available Buses : ")
println("Bus No.\t Bus Name \t Depature Time \t Arrival Time \t Seats Available")
bus.keys.foreach{ i =>
var details=bus(i)
printf("%d\t %s\t %s\t %s\t %d\t",i,details(0),details(1),details(2),details(4))
println()
}
println("Enter bus number")
var busNum=readInt()
var details=bus(busNum)
var busSeat:Int=details(4).asInstanceOf[Int]
var cost:Int=details(3).asInstanceOf[Int]
println("Enter no of passengers")
var n=readInt()
if(busSeat-n <0)
{
println("Insufficient Availability")
}
else
{
println("Enter name")
var name=readLine()
println("Enter contact number ")
var contact=readLine()
println("--------------------------------Booking Details------------------------------------------")
println("Source: "+source)
println("Destination: "+destination)
println("Name : "+name)
println("No of passengers :"+ n)
println("Total cost : "+(n*cost))
println("----------------Seats Allocated---------------")
var s=details(4).asInstanceOf[Int]-n
bus(busNum)=details.updated(4,s)
for(x<-1 to n)
{
println(s+x)
}
}
}
def trainBooking()
{
println("Enter name")
var name=readLine()
println("Enter contact number ")
var contact=readLine()
val DATE_FORMAT = "yyyy-MM-dd"
println("Enter date")
var dateOfJourney=readLine()
val dateFormat = new SimpleDateFormat(DATE_FORMAT)
dateFormat.parse(dateOfJourney)
println("Enter source")
var source=readLine()
println("Enter destination")
var destination=readLine()
println("Available Trains : ")
println("Train No.\t Train Name \t Depature Time \t Arrival Time \t Sleeper \t 3Ac \t 2AC")
tr.keys.foreach{ i =>
var details=tr(i)
printf("%d\t %s\t %s\t %s\t %d\t %d\t %d\t",i,details(0),details(1),details(2),details(4),details(5),details(6))
println()
}
println()
println("Enter train no")
var train:Int=readInt()
if(tr.contains( train ))
{
println("Train Coach")
println("1:sleeper\t2:3AC\t3:2AC")
println("Enter your choice")
var c=readInt()
println("Enter no of passengers")
var n=readInt()
var avail=0
var details=tr(train)
c match
{
case 1=> var a:Int=details(4).asInstanceOf[Int];if(a-n>=0){ avail=1;a=a-n;tr(train)=details.updated(4,a) }
case 2=> var a:Int=details(5).asInstanceOf[Int];if(a-n>=0){avail=1;a=a-n;tr(train)=details.updated(5,a) }
case 3=> var a:Int=details(6).asInstanceOf[Int];if(a-n>=0){avail=1;a=a-n;tr(train)=details.updated(6,a) }
case _=>println("Invalid Coach")
}
if(avail==1)
{
println("----------------------------Booking Details----------------------------------")
println("Source: "+source)
println("Destination: "+destination)
println("Name : "+name)
println("No of passengers :"+ n)
var cost:Int=details(3).asInstanceOf[Int]
println("Total cost : "+(cost*n))
println("------------------Seat Number Allocated -------------------------------")
for(x<-1 to n)
{
c match {
case 1 =>var sl:Int=details(4).asInstanceOf[Int];
println("SL"+(sl+x))
case 2 =>var ac3:Int=details(5).asInstanceOf[Int]
println("A3 "+(ac3+x))
case _ =>var ac2:Int=details(6).asInstanceOf[Int]
println("A3 "+(ac2+x))
}
}
}
else
println("Not Available")
}
else
println("Invalid train number")
}
def flightBooking()
{
println("Enter name")
var name=readLine()
println("Enter contact number ")
var contact=readLine()
val DATE_FORMAT = "yyyy-MM-dd"
println("Enter date")
var dateOfJourney=readLine()
val dateFormat = new SimpleDateFormat(DATE_FORMAT)
dateFormat.parse(dateOfJourney)
println("Enter source")
var source=readLine()
println("Enter destination")
var destination=readLine()
println("Available Flights : ")
println("Flight No.\t Flight Name \t Depature Time \t Arrival Time \t Economy Class \t First Class \t Business Class")
printf("SG-703\t SpiceJet \t 12:06 \t 16:00\t %d \t %d \t %d",ecSeat,fcSeat,bcSeat)
println()
println("Enter flight no")
var flight:String=readLine()
if(flight.equals("SG-703"))
{
println("Flight Class")
println("1:Economy Class\t2:Business Class\t3:First Class")
println("Enter your choice")
var c=readInt()
println("Enter no of passengers")
var n=readInt()
var avail=0
c match
{
case 1=> if(ecSeat-n>=0){ ecSeat-=n;avail=1 }
case 2=> if(bcSeat-n>=0){ bcSeat-=n;avail=1 }
case 3=> if(fcSeat-n>=0){ fcSeat-=n; avail=1}
case _=>println("Invalid Class")
}
if(avail==1)
{
println("Booking Details:")
println("Source: "+source)
println("Destination: "+destination)
println("Name : "+name)
println("No of passengers :"+ n)
println("Total cost : "+(n*500))
println("Seat Number Allocated :")
for(x<-1 to n)
{
if(c==1)
{
println("EC"+(ecSeat+x))
}
else if(c==2)
println("BC "+(bcSeat+x))
else
println("FC "+(fcSeat+x))
}
}
else
println("Not Available")
}
else
println("Invalid flight number")
}
}
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