#!/usr/bin/perl

use strict;

use warnings;



if ($#ARGV > 1) {

    print "ARGV greater than 1\n";

    unless (-e $ARGV[$#ARGV]) {

            mkdir $ARGV[$#ARGV], 0755 or die "Cannot create directory: $!";

    }

    my $dir = $ARGV[$#ARGV];

    my $last=$#ARGV-1;

    foreach (0..$last) {

             if (-f $ARGV[$_]) {

                       if (-e "$ARGV[$#ARGV]/$ARGV[$_]") {

                           print "$ARGV[$#ARGV]/$ARGV[$_]\n";

                           print "File $ARGV[$_] already exists in $ARGV[$#ARGV]\n";

                           print "Overwrite?:(y/n)\n";

                           chomp (my $line = <STDIN>);

                           next if ($line =~ /^(\s.*|n)/i);

                       }

                       my $old = "$ARGV[$_]";

                       my $new = "$dir/$ARGV[$_]";

                       rename $old, $new;

             }

    }

}



if ($#ARGV == 1) {

    print "ARGV equal to 1\n";

    if (-f $ARGV[0]) {

        rename $ARGV[0], $ARGV[1];

    }

    if (-d $ARGV[0]) {

       unless (-e $ARGV[1]) {

            mkdir $ARGV[1], 0755 or die "Cannot create directory: $!",

       }

       if (-e "$ARGV[1]/$ARGV[0]") {

          print "File $ARGV[0] already exists in $ARGV[1]\n";

          print "Overwrite?:(y/n)\n";

          chomp (my $line = <STDIN>);

          last if ($line =~ /^(\s.*|n)/i);

       }

       foreach my $file (glob "$ARGV[0]/*") {

               my $oldfile = $file;

               $file =~ s/$ARGV[0]/$ARGV[1]/;

               rename $oldfile, $file;

       }

    }

}



if ($#ARGV < 1) {

    print "ARGV less than 1\n";

    print "There should be atleast two arguments for this to work\n";

    last;

}