package RPS::Import::WE7;

use strict;


use Date::Calc qw(Days_in_Month Add_Delta_Days Decode_Month);

use lib '/app/tools/common/lib';
use Common::Consts qw(%COUNTRY_TO_CODE);

use lib '/app/tools/data_classes/lib';

use lib '/app/tools/rps/lib';
use RPS::File::Sale;
use base 'RPS::Import::Importer';

# map version num to the field order
my %fieldMap =
(
	1 =>
	{
        date_row    => 1,
        date_col    => 3,
        price_row   => 1,
        price_col   => 3,
		artist      => 2,
		title       => 1,
		units       => 3, 
	},
);


#public methods

sub _importLines
{
	my $self = shift;
	my %args = @_;

	my $fileObj = $args{file};
    my $version = $args{file}->VersionNum();
    my $fileName = $args{file}->OrigFileName();
    #my $version = $args{version}; # cmd-line testing
    #my $fileName = $args{OrigFileName}; # cmd-line testing
    my $sheet_count = 0;
    return undef unless (defined $args{sheets} && defined $version);

	my $offsets = $fieldMap{$version};
    my $sheet_names = $args{sheet_names};
    my $header_found = 0;
    my $linenum = 1;
    my $price;

    foreach my $sheet(@{ $args{sheets} }) {
        if($sheet_names->[$sheet_count] !~ /summary/i) {
            my $linenum = 1;
            my ($dateBegin, $dateEnd) = $self->_getDates($fileName."-".$sheet_names->[$sheet_count]);
            unless (defined $dateBegin && defined $dateEnd) {
                    $self->errstr("couldn't get dates from ".$fileName."-".$sheet_names->[$sheet_count]);
                    return undef;
                }
        
            foreach my $line (@$sheet) {
                my $artist   = $line->[$offsets->{artist}];
                my $title    = $line->[$offsets->{title}];
                my $currency = "GBP";
                my $country  = "GB";
                my $format   = RPS::File::Sale::FORMAT_STREAM; 
                my $prodtype = RPS::File::Sale::TYPE_TRACK;
                my ($units)	= $line->[$offsets->{units}];
                $price	= $line->[$offsets->{price_col}] if($linenum == $offsets->{price_row});

                if ($units && $price && $title && $format && $title !~ /track title/i) {

                    my $sale = RPS::Import::SaleRec->new();

                    $sale->productType($prodtype);
                    $sale->dateBegin($dateBegin);
                    $sale->dateEnd($dateEnd);
                    $sale->artistName($artist);
                    $sale->trackName($title);
                    $sale->formatType($format);
                    $sale->units($units);
                    $sale->price($price);
                    $sale->countryCode($country);
                    $sale->currencyCode($currency);
                    $sale->lineNum($linenum);

                    #$args{dumper}($sale); ## for cmd-line testing
                    $self->_insertSale(sale => $sale);
                } 
                #else { print STDERR "Skipping s: " . $sheet_names->[$sheet_count] . " l: " . $linenum . " - u:".$units." p:".$price." a:".$artist." t:".$title." f:".$format."\n"; }
                $linenum++;
            }
        }
        $sheet_count++;
    }
	return $linenum;
}

#
# Private methods
#


sub _getDates
{
	my $self = shift;
	my $passed_date = shift;
    my $monthName = $passed_date;
    $passed_date =~ m/(\d{4})/;
    my $year = $1;
    $monthName =~ s/^.*\-//g;
    my $month = Decode_Month($monthName);
    my $dateBegin = sprintf("%04d-%02d-%02d", $year, $month, 1);
    my $dateEnd   = sprintf("%04d-%02d-%02d", $year, $month, Days_in_Month($year, $month));
    return ($dateBegin, $dateEnd);
    return undef;
}

###
1;# Play nicely.
###