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.
###