package RPS::Import::Zingy2;

use strict;

use Date::Calc qw(Days_in_Month);
use Spreadsheet::ParseExcel;

use lib '/app/tools/common/lib';
use Common::Util qw(normalize_date normalize_isrc);
use Common::Consts;

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

use constant DATE_ROW => 1;
use constant DATE_COL => 1;

my %field_map = (
    1 => {
        country  => 0,
        format   => 1,
        vendorid => 2,
        track    => 3,
        artist   => 4,
        price    => 11,
        units    => 13,
    },
    2 => {
        country  => 0,
        format   => 1,
        vendorid => 2,
        isrc     => 3,
        track    => 4,
        artist   => 5,
        price    => 14,
        units    => 10,
    },
);

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

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

    my $lines = $args{lines};

    return undef unless ($lines);

    my ( $dateBegin, $dateEnd ) = $self->_getDates( $lines->[DATE_ROW]->[DATE_COL] );

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

    my $out_of_header = 0;    ## flag
    my $linenum       = 1;
    foreach my $line (@$lines) {
        if ( $out_of_header == 0 ) {

            if (   $line->[0] eq "Territory"
                && $line->[1] eq "Kind"
                && $line->[2] eq "ItemID"
                && $line->[3] eq "ItemName" ) {
                ## subversion 1, ItemName in col. 3
                $out_of_header = 1;
            } elsif ( $line->[0] eq "Territory"
                && $line->[1] eq "Kind"
                && $line->[2] eq "ItemID"
                && $line->[4] eq "ItemName" ) {
                ## subversion 2, ItemName in col. 4
                $out_of_header = 2;
            }
            next;
        }

        my $offsets = $field_map{$out_of_header};

        my $format;
        if ( $line->[ $offsets->{format} ] eq "xt" ) {
            $format = RPS::File::Sale::FORMAT_RINGTONE;
        } elsif ( $line->[ $offsets->{format} ] eq "wt" ) {
            $format = RPS::File::Sale::FORMAT_RINGTONE;
        }
        ## don't know if other formats might be supported in the future...
        ## given the format, it seems possible

        my $country     = $line->[ $offsets->{country} ];
        my $vendorid    = $line->[ $offsets->{vendorid} ];
        my $isrc        = normalize_isrc( $line->[ $offsets->{isrc} ] ) if exists( $offsets->{isrc} );
        my $artist      = $line->[ $offsets->{artist} ];
        my $track       = $line->[ $offsets->{track} ];
        my $units       = $line->[ $offsets->{units} ];
        my $total_price = $line->[ $offsets->{price} ];
        my $price       = $total_price / $units if ( $units > 0 );

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

            $sale->productType(RPS::File::Sale::TYPE_TRACK);
            $sale->formatType($format);
            $sale->serviceProductID($vendorid);
            $sale->countryCode($country);
            $sale->dateBegin($dateBegin);
            $sale->dateEnd($dateEnd);
            $sale->isrc($isrc);
            $sale->artistName($artist);
            $sale->trackName($track);
            $sale->units($units);
            $sale->price($price);
            $sale->lineNum($linenum);

            ##$args{dumper}($sale);  ## for cmd-line testing
            $self->_insertSale( sale => $sale );
        }
        $linenum++;
    }

    return $linenum;
}

#
# Private methods
#

sub _getDates {
    my $self = shift;
    my $date = shift;
    my ( $beginDate, $endDate );

    $date =~ m/^\s*Q([1234])\s(\d{4})\s*$/;
    my $qtr  = $1;
    my $year = $2;

    if ( $qtr == 1 ) {
        $beginDate = $year . "-01-01";
        $endDate = $year . "-03-" . Days_in_Month( $year, 3 );
    } elsif ( $qtr == 2 ) {
        $beginDate = $year . "-04-01";
        $endDate = $year . "-06-" . Days_in_Month( $year, 6 );
    } elsif ( $qtr == 3 ) {
        $beginDate = $year . "-07-01";
        $endDate = $year . "-09-" . Days_in_Month( $year, 9 );
    } elsif ( $qtr == 4 ) {
        $beginDate = $year . "-10-01";
        $endDate = $year . "-12-" . Days_in_Month( $year, 12 );
    }

    return ( $beginDate, $endDate );
}

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