package RPS::Import::LiquidAudioCrystal;

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_CODE);

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

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

my %fieldMap = (
        3 => {
            artist  => 1,
            track   => 2,
        },
);

#public methods

sub _importLines
{
	my $self = shift;
	my %args = @_;
	my $fileObj = $args{file};
    my $version = $args{file}->VersionNum();
    my $fileName = $args{file}->OrigFileName();
    my $serviceID = $args{file}->ServiceID;
    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 $linenum = 1;
    my ($total_unit_column,$total_price_column,$last_artist);
    my ($dateBegin,$dateEnd) = _getDates($fileName);

    foreach my $sheet(@{ $args{sheets} }) {
        $linenum = 1;
        if($sheet_names->[$sheet_count] !~ /summary/i) {

            foreach my $line (@$sheet) {
                if($line->[$offsets->{track}+1] =~ /(\d+)\D(\d+)\D(\d{4})/) {
                    my @columns = @$line;
                    for(my $x=0;$x<@columns;$x++) {
                        $total_unit_column = $x if($line->[$x] eq "Total");
                        $total_price_column = $x+1 if($line->[$x] eq "Total");
                    }

                }
                my $country                 = "US";
                my $currency                = "USD";
                my $product                 = RPS::File::Sale::TYPE_TRACK;
                my $format                  = RPS::File::Sale::FORMAT_DOWNLOAD;
                my $artist                  = $line->[$offsets->{artist}];
                my $track                   = $line->[$offsets->{track}];
                my $price                   = $line->[$total_price_column];
                my $units                   = $line->[$total_unit_column];
                $price                      /= $units if($units != 0);
                $artist                     = $last_artist if($line->[$offsets->{artist}] eq "" && $last_artist ne "");

                if ($units && $country && $price && $track ne "" && $artist) {

                    unless (defined $dateBegin && defined $dateEnd) {
                        print STDERR "Couldn't get dates from: ". $fileName . "\n";
                        $self->errstr("couldn't get dates from: ". $fileName);
                        return undef;
                    }
                    

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

                    $sale->mediaType(2) if($format =~ /video/i);
                    $sale->productType($product);
                    $sale->dateBegin($dateBegin);
                    $sale->dateEnd($dateEnd);
                    $sale->artistName($artist);
                    $sale->trackName($track);
                    $sale->formatType($format);
                    $sale->units($units);
                    $sale->price($price);
                    $sale->countryCode($country);
                    $sale->currencyCode($currency);
                    $sale->lineNum($linenum);

                    $self->_insertSale(sale => $sale);
                    $last_artist = $artist;
                } 
                #else { print STDERR "skip l:" . $linenum . " - c:".$country." a:".$artist." u:".$units." p:".$price." t:".$track."\n"; }
                $linenum++;
            }
        }
        $sheet_count++;
    }
	return $linenum;
}

#
# Private methods
#


sub _getDates
{
    my ($month,$monthName,$year,$passed_date,$dateBegin,$dateEnd);
	$passed_date = shift;
    if($passed_date =~ m/^(\w+) (\d{4}) /) {
        $monthName  = $1;
        $year   = $2;
        $month = Decode_Month($monthName);
    }
    if($month && $year) {
        return ($year."-".sprintf("%02d",$month)."-01",$year."-".sprintf("%02d",$month)."-".Days_in_Month($year,$month));
    }

    return undef;
}

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