use strict;
use warnings;
use 5.010;

my $rec_type;
my $y_label;

given (param('P1P2_bugs')) {
    when ('P1') {
        $rec_type = '3';
        $y_label  = 'Open P1 Bugs';
    }
    when ('P2') {
        $rec_type = '4';
        $y_label  = 'Open P2 Bugs';
    }
    when ('P1-P2') {
        $rec_type = '2';
        $y_label  = 'Open P1-P2 Bugs';
    }
    when ('Daily-Snapshot') {
        $rec_type = '1';
        $y_label  = 'Daily-Snapshot';
    }
    default {
        die "Unrecognised parameter type: $_\n";
    }
}