package RPS::Import::SnoCap;

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';

my %field_map = (
    1 => {
        'upc'      => 2,
        'isrc'     => 3,
        'vendorid' => 4,
        'units'    => 5,
        'price'    => 7,
        'artist'   => 11,
        'title'    => 12,
        'ptype'    => 13,
        'format'   => 14,
    },
);

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

    my $lines = $args{lines};

    my $fileObj = $args{file};

    #my $version = $args{version}; # for cmd-line testing
    my $version = $fileObj->VersionNum;

    #my $fileName = $args{OrigFileName}; # for cmd-line testing
    my $fileName = $args{file}->OrigFileName;

    return undef unless ( $lines && $version );
    my $offsets = $field_map{$version};

    my ( $dateBegin, $dateEnd ) = _getDates($fileName);

    unless ( $dateBegin && $dateEnd ) {
        $self->errstr("can't get dates from $fileName");
        return undef;
    }

    shift @$lines;
    my $linenum = 2;
    foreach my $line (@$lines) {
        my $upc      = Common::Util::normalize_upc( $line->[ $offsets->{'upc'} ] );
        my $isrc     = Common::Util::normalize_isrc( $line->[ $offsets->{'isrc'} ] );
        my $artist   = $line->[ $offsets->{'artist'} ];
        my $track    = $line->[ $offsets->{'title'} ];
        my $vendorid = $line->[ $offsets->{'vendorid'} ];
        my ($units)  = $line->[ $offsets->{'units'} ] =~ m/^(\d+)$/;
        my ($price)  = $line->[ $offsets->{'price'} ] =~ m/^(\d*\.\d+)$/;
        $price = ( $units != 0 ) ? ( $price / $units ) : 0;

        if ( $artist && $track && $units && $track !~ /product name/i ) {
            my $prodtype =
              $line->[ $offsets->{'ptype'} ] eq "TR"
              ? RPS::File::Sale::TYPE_TRACK
              : RPS::File::Sale::TYPE_ALBUM;
            my $format;
            if ( $line->[ $offsets->{'format'} ] eq 'Standard Sale' ) {
                $format = RPS::File::Sale::FORMAT_DOWNLOAD;
            } elsif ( $line->[ $offsets->{'format'} ] !~ /product type/i ) {
                $self->errstr( "unknown transaction: " . $line->[ $offsets->{'format'} ] );
                return undef;
            }

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

            $sale->productType($prodtype);
            $sale->formatType($format);
            $sale->dateBegin($dateBegin);
            $sale->dateEnd($dateEnd);
            $sale->serviceProductID($vendorid);
            $sale->upc($upc);
            $sale->isrc($isrc);
            $sale->free(1) if ( $price == 0 );
            $sale->trackName($track);
            $sale->artistName($artist);
            $sale->units($units);
            $sale->price($price) if ( $price > 0 );
            $sale->lineNum($linenum);
            $sale->countryCode('US');

            #$args{dumper}($sale);  ## for cmd-line testing
            $self->_insertSale( sale => $sale );
        }    #else { print STDERR "skipping $linenum - price is $price\n"; }
        $linenum++;
    }
    return $linenum;
}

#
# Private methods
#

sub _getDates {
    my $fname = shift;

    if ( $fname =~ m/(\d\d)(\d\d)(\d{4}) +- +(\d\d)(\d\d)(\d{4})/ ) {
        my $dateBegin = $3 . "-" . $1 . "-" . $2;
        my $dateEnd   = $6 . "-" . $4 . "-" . $5;
        return ( $dateBegin, $dateEnd );
    }
    return undef;
}

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