import java.util.Scanner;

$/**$

$*$ UI file for console based running of this system.

$*/$

public class ScheduleSystem $\{$

private static Scanner input $=$ new Scanner$($System$.$in$)$;

private static VetDB db;

private static String date;

private static Queue room$1=$ new Queue$<>()$;

private static Queue room$2=$ new Queue$<>()$;

private static Queue room$3=$ new Queue$<>()$;

$/**$

$*$ main method

$*$ @param args command line arguments

$*/$

public static void main$($String$[]$ args$)\{$

System.out.println$("***$ Vet Schedule System $***")$;

date $=$ getDate$("$Please enter today's date$($MM$-$DD$-$YYYY$)$: $")$;

$//$ set up date file.

db $=$ new VetDB$($date $+".$txt$")$;

db$.$readDaySchedule$()$;

db$.$readPastVisits$()$;

db$.$readPets$()$; $//$ this needs to be last for the past visits to appear in the pets

int choice $=0$;

while $($choice $!=7)\{$

System.out.println$("**$ Main Menu $**")$;

System.out.println$("1.$ View Today's Visits"$)$;

System.out.println$("2.$ Add Visit"$)$;

System.out.println$("3.$ Assign Next Visit to Room"$)$;

System.out.println$("4.$ Complete Visit"$)$;

System.out.println$("5.$ Search Pet"$)$;

System.out.println$("6.$ Add Pet"$)$;

System.out.println$("7.$ Exit"$)$;

choice $=$ getInt$("$Operation: $",1,7)$;

System.out.println$()$;

switch $($choice$)\{$

case $1->$ viewToday$()$;

case $2->$ addVisit$()$;

case $3->$ assignVisitToRoom$()$;

case $4->$ completeVisit$()$;

case $5->$ searchPet$()$;

case $6->$ addPet$()$;

case $7->$ exitSystem$()$;

$\}$

System.out.println$()$;

$\}$

$\}$

$/**$

$*$ YOUR TODO

$*$

$*$ This method will loop through and print out the daily schedule from the DB object.

$*$

$*$ You should print as the following format:

$*$ Animal ID $-$ animal basic ID

$*$ animalVisitString$()$ from the visit $-$ extra new line

$*$

$*/$

private static void viewToday$()\{$

System.out.println$("**$ Today's Schedule $**")$;

$\}$

$/**$

$*$ This method will get information on a new visit to add into the system.

$*/$

private static void addVisit$()\{$

System.out.println$("**$ Add a Visit $**")$;

String vDate $=$ getDate$("$Enter date$($MM$-$DD$-$YYYY$)$: $")$;

System.out.print$("$Enter time: $")$;

String time $=$ input.nextLine$()$;

int animalID $=$ getInt$("$Enter animal ID: $")$;

$//$ check if ID matches a valid pet in system

while $($db$.$getPet$($animalID$)==$ null$)\{$

System.out.println$("$No animal with that ID$.")$;

animalID $=$ getInt$("$Enter animal ID: $")$;

$\}$

System.out.print$("$Enter details of visit: $")$;

String details $=$ input.nextLine$()$;

Visit v $=$ new Visit$($db$.$getNextVisitID$(),$ vDate, time, animalID, details$)$;

if $($db$.$addVisit$($v$))\{$

System.out.println$("$Visit added."$)$;

$\}$

else $\{$

System.out.println$("$Error adding visit. No open time slot or open day. Try Again."$)$;

$\}$

$\}$

$/**$

$*$ YOUR TODO

$*$

$*$ This method assigns the next visit in the daily schedule queue to the next available room.

$*$

$*$ You should use room$1,$ room$2,$ and room$3$ as queues for the rooms and if they are empty add the next

$*$ Visit from the db object. Note there is a getNextVisit$()$ method on the DB object that dequeues and

$*$ sends it to you to enqueue onto the room

$*$

$*/$

private static void assignVisitToRoom$()\{$

$\}$

$/**$

$*$ This method will have you choose which room to "complete" the visit

$*$ Then add extra notes to the Visit and put on the completed stack

$*$ for the DB and on the Pet the visit was for.

$*/$

private static void completeVisit$()\{$

Visit current $=$ null;

while $($current $==$ null$)\{$

System.out.println$("**$ Complete Pet Visit $**")$;

System.out.println$("$Room $1")$;

System.out.println$("$Room $2")$;

System.out.println$("$Room $3")$;

System.out.println$("4$ to Cancel"$)$;

int choice $=$ getInt$("$Room: $",1,4)$;

if $($choice $==4)\{$

return; $//$ don't do anymore checking.

$\}$

if $($choice $==1$ && $!$room$1.$isEmpty$())\{$

current $=$ room$1.$dequeue$()$;

$\}$ else if $($choice $==2$ && $!$room$2.$isEmpty$())\{$

current $=$ room$2.$dequeue$()$;

$\}$ else if $($choice $==3$ && $!$room$3.$isEmpty$())\{$

current $=$ room$3.$dequeue$()$;

$\}$ else $\{$

System.out.println$("$Can$\text{'}$t complete, no visit assigned to room."$)$;

$\}$

$\}$

$//$ current should have a visit, add doc notes to it

System.out.print$("*$ Completing Visit $*$

$"+$ current.animalVisitString$()+"$

Enter doctor notes: $")$;

String notes $=$ input.nextLine$()$;

current.addDetails$($notes$)$;

$//$ add to the completed list on db

db$.$completeVisit$($current$)$;

$\}$

$/**$

$*$ Searches for a pet using the db

$*/$

private static void searchPet$()\{$

System.out.println$("**$ Pet Search $**")$;

int id $=$ getInt$("$Enter pet ID: $")$;

Pet p $=$ db$.$getPet$($id$)$;

if $($p $==$ null$)\{$

System.out.println$("$Pet not found."$)$;

$\}$

else $\{$

System.out.println$("*$ Pet Found $*")$;

System.out.println$($p$)$;

$\}$

$\}$

$/**$

$*$ Get info for a new pet and attempts to add to the DB$.$

$*/$

private static void addPet$()\{$

System.out.println$("**$ Add a Pet $**")$;

int id $=$ getInt$("$Enter animal ID: $")$;

System.out.print$("$Enter pet name: $")$;

String petName $=$ input.nextLine$()$;

System.out.print$("$Enter pet type: $")$;

String petType $=$ input.nextLine$()$;

System.out.print$("$Enter pet subtype: $")$;

String petSubtype $=$ input.nextLine$()$;

System.out.print$("$Enter pet owner: $")$;

String petOwner $=$ input.nextLi