#!/usr/bin/perl -w

use strict;
use Data::Dumper;
use diagnostics -verbose;

use constant PART => 0;
use constant REV  => 1;

print "Enter the Part Number you wish to search for: ";
my $part = <STDIN>;
chomp $part;

print "Enter the Revision for ($part): ";
my $rev = <STDIN>;
chomp $rev;




my $searchresult = search(
			  part     => $part,
			  rev      => $rev,
			  filename => './file.db',
			 );

print $searchresult
   ? "Located Part Number: @{[join ':', @$searchresult ]}\n"
   : "Your Part Number ($part) Rev ($rev) could not be found....\n"
   ;

sub search {
	my %args = @_;
	my $found = 0;
	my @record;

	open PARTS_DB, $args{filename} or die  "Cannot open file $args{filename}: $!";
	while (!$found && my $record = <PARTS_DB>)  {
		chomp $record;
		@record = split /\|/, $record;
		if ($record[PART] eq $args{part} && $record[REV] eq $args{rev
		    +}) {
			$found = 1;
			last;
		}
	}

	close PARTS_DB;
	return $found ? \@record : undef;
}