package RPS::Import::RealTones;

use strict;


use Date::Calc qw(Days_in_Month Decode_Month);

use lib '/app/tools/common/lib';
use Common::Util;

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';

use constant FIELD_PRODUCTID => 3;
use constant FIELD_ARTIST    => 4;
use constant FIELD_TRACK     => 5;
use constant FIELD_UNITS     => 8;
use constant FIELD_PRICE     => 13;

#
# public methods
#

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

    my ($dateBegin, $dateEnd) = _get_dates($sheets->[0][0][0]);

    unless ($dateBegin && $dateEnd)
    {
        $self->errstr("couldn't get dates");
        print STDERR "date cell: $sheets->[0][0][0]\n";
        return undef;
    }
    print STDERR "using dates: $dateBegin - $dateEnd\n";

    my $sheetCount = 0;
    my $linenum = 1;

    foreach my $sheet(@$sheets)
    {
        next if ($sheetCount++ == 0);
        foreach my $line(@$sheet)
        {
            my $prodtype    = RPS::File::Sale::TYPE_TRACK;
            my $format      = RPS::File::Sale::FORMAT_DOWNLOAD;

            my $product_id  = $line->[FIELD_PRODUCTID];
            my $artist      = $line->[FIELD_ARTIST];
            my $track       = $line->[FIELD_TRACK];
            my ($units)     = $line->[FIELD_UNITS] =~ m/^(\d+)$/;
            my ($price)     = $line->[FIELD_PRICE] =~ m/^(\d+\.?\d*)$/;

            if ($artist && $track && $units && $price >= 0)
            {
                $price /= $units;
                my $sale = RPS::Import::SaleRec->new();

                $sale->productType($prodtype);
                $sale->formatType($format);
                $sale->clientProductID($product_id);
                $sale->dateBegin($dateBegin);
                $sale->dateEnd($dateEnd);
                $sale->artistName($artist);
                $sale->trackName($track);
                $sale->units($units);
                $sale->price($price);
                $sale->lineNum($linenum);

                #$args{dumper}($sale);
                $self->_insertSale(sale => $sale);
            }
            #else { print "skip ". join(',', @$line) . "\n"; }
            $linenum++;
        }
    }
    return $linenum;
}

#
# Private methods
#

sub _get_dates
{
    my $cell = shift;

    return undef unless ($cell =~ m/-\s+(\w+)\s+(\d{4})$/);
    my ($month, $year) = ($1, $2);
    $month = Decode_Month($month);

    return (
        sprintf("%04d-%02d-01", $year, $month), 
        sprintf("%04d-%02d-%02d", $year, $month, Days_in_Month($year, $month))
    ) if ($month && $year);
}

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