use strict;
use Win32::Console;
use Win32::Service;

my %service;

Win32::Service::GetServices ("", \%service);

my @sorted = sort (keys (%service));

my $cons = Win32::Console->new (STD_OUTPUT_HANDLE);
my $current_date = localtime (time);

my %codes = (
    1 => "Stopped.",
    2 => "Starting.",
    3 => "Stopping.",
    4 => "Running.",
    5 => "Continue.",
    6 => "Pausing.",
    7 => "Paused.",
    8 => "Unknown.",
    9 => "Unknown."
);

while (1) {
    $cons->Cls ();
    print "\n\n\n\n";
    print "\t" . ('-' x 53) . "\n";    #Menu heading
    print "\t \t Windows Services Status Viewer\n";
    print "\t" . ('-' x 53) . "\n\n";
    print "\t 1. Service names started in ascending order.\n";
    print "\t 2. Service names stopped in ascending order.\n";
    print "\t 3. Exit.\n\n";
    print "\t" . ('-' x 53) . "\n";    #Menu heading
    print "\t \t\t Version 1.0\n";
    print "\t \t   $current_date\n";
    print "\t" . ('-' x 53) . "\n\n";
    print "\n\n\t\t Select option (1 to 3) = ";
    my $option = <STDIN>;

    if ($option == 1) {
        started ();
    } else {
        if ($option == 2) {
            stopped ();
        }

        else {
            if ($option == 3) {
                print "\t" . ('-' x 53) . "\n";
                print "\t \t\t Goodbye\n";
                print "\t" . ('-' x 53) . "\n";
                last;
            }

            else {
                if ($option != [1 - 3]) {
                    print " Please enter a valid a valid option (1 - 3) \n ";
                    system (" pause ");
                }
            }
        }
    }
}


sub started {
    foreach my $number (1 .. @sorted) {
        my $key = $sorted[$number - 1];
        my %status;
        Win32::Service::GetStatus ("", $service{$key}, \%status);
        if ($status{CurrentState} == 4) {
            print " \t$number\t $key\n ";
        }
    }

    print " Please enter the number of the service to terminate : \n ";

    chomp (my $user_selection = <STDIN>);

    if (--$user_selection < 0 || $user_selection > $#sorted) {
        print "Invalid service number\n";
        return;
    }

    my $key = $sorted[$user_selection];
    my %status;
    Win32::Service::GetStatus ("", $service{$key}, \%status);

    my $running = $status{CurrentState};
    if ($running == 4) {
        print "$key $codes{$running} and will be stopped \n ";
        Win32::Service::StopService ("", $key);
        print "$key has been stopped !\n ";
    }
}