#!perl
use strict;
use Spreadsheet::ParseXLSX;
use Excel::Writer::XLSX;
use Data::Dump 'pp';

my $file = 'c://temp//Book1';
my @data=();
read_file($file.'.xlsx');
#pp \@data;
write_file($file.'_copied.xlsx');


sub read_file {
  my $file = shift;
  print "Reading $file\n";
  my $parser = Spreadsheet::ParseXLSX->new();
  my $wb1 = $parser->parse($file);
  if ( !defined $wb1 ) {
    die $parser->error(), ".\n";
  }

  for my $n ( 1 .. $wb1->worksheet_count() ) {
    my $ws = $wb1->worksheet($n-1);
    my ( $row_min, $row_max ) = $ws->row_range();
    my ( $col_min, $col_max ) = $ws->col_range();
    my @tmp = ();
    for my $row ( $row_min .. $row_max ) {
      for my $col ( $col_min .. $col_max ) {     
        my $cell = $ws->get_cell( $row, $col );
        next unless $cell;
        push @tmp,join "\t",$row,$col,$cell->value();
      }
    }
    my $name = $ws->get_name;
    print "Reading sheet $n $name\n";
    push @data,[$name,\@tmp];
  }
}

sub write_file {
  my $file = shift;
  print "Creating copy workbook $file\n";  
  
  my $wb2 = Excel::Writer::XLSX->new( $file );
  for my $n (1..@data){
    my $name = $data[$n-1][0];
    my $ar   = $data[$n-1][1];
    print "Adding sheet $n $name\n";
    my $ws = $wb2->add_worksheet($name); 
    for (@$ar){
      my ($row,$col,$value)  = split "\t",$_;
      $ws->write( $row, $col, $value );
    }
  }
  $wb2->close();
}