package RPS::Import::Ampd;

use strict;

use Date::Calc qw(Days_in_Month);

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

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

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

my %field_map = (
    1 => {
        track    => 0,
        artist   => 1,
        isrc     => 2,
        retail   => 3,
        units    => 4,
        price    => 5,
        date_row => 2,
        date_col => 1,
    },
    2 => {
        track    => 0,
        artist   => 1,
        isrc     => 2,
        units    => 3,
        retail   => 4,
        price    => 5,
        date_row => 2,
        date_col => 1,
    },
    3 => {
        track    => 0,
        artist   => 1,
        isrc     => 2,
        retail   => 3,
        price    => 4,
        units    => 5,
        date_row => 2,
        date_col => 1,
    },
    4 => {
        track    => 0,
        artist   => 1,
        isrc     => 2,
        units    => 3,
        retail   => 4,
        price    => 5,
        date_row => 2,
        date_col => 2,
    },
);

# public methods

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

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

    my $lines = $args{sheets}->[1];
    return 0 unless ($lines);

    my ( $dateBegin, $dateEnd ) = _getDates( $lines->[ $offsets->{date_row} ][ $offsets->{date_col} ] );
    unless ( $dateBegin && $dateEnd ) {
        $self->errstr("couldn't get dates");
        print STDERR "date: " . $lines->[ $offsets->{date_row} ][ $offsets->{date_col} ] . "\n";
        return undef;
    }

    my $linenum   = 1;
    my $prodtype  = RPS::File::Sale::TYPE_TRACK;
    my $format    = RPS::File::Sale::FORMAT_DUALDOWNLOAD;
    my $priceType = '';

    # !!! This doesn't seem like the right constant to use.
    # Shouldn't we use Client::Client::kWMG ?
    #
    if ( $self->{clientID} == RPS::Import::Importer::WMG )    # warner
    {
        my $fmt = 'dual download';

        # check for warner specific stuff
        require RPS::Import::WMG::Util;

        my @billTo = RPS::Import::WMG::Util::getWirelessBillto( $self->{fileServiceID} );
        if ( $billTo[0] ) {
            unless ( RPS::Import::WMG::Util::getWirelessSellto( $self->{fileServiceID}, $billTo[0] ) ) {
                $self->warning();
                print STDERR "unknown sellto mapping: $billTo[0]\n";
            }
        } else {
            $self->warning();
            print STDERR "unknown billto mapping: $self->{fileServiceID}\n";
        }

        unless ( $priceType = RPS::Import::WMG::Util::getWirelessPriceType($fmt) ) {
            $self->warning();
            print STDERR "unknown format mapping: $fmt\n";
        }

        $fileObj->Atomic(1);
        $fileObj->Save();
    }

    foreach my $line (@$lines) {
        my $isrc     = normalize_isrc( $line->[ $offsets->{isrc} ] );
        my $artist   = $line->[ $offsets->{artist} ];
        my $track    = $line->[ $offsets->{track} ];
        my ($units)  = $line->[ $offsets->{units} ] =~ /^(\d+)$/;
        my ($retail) = $line->[ $offsets->{retail} ];
        my ($price)  = $line->[ $offsets->{price} ];
        my $ppdRate  = ( defined $retail && $retail != 0 ) ? ( $price / $retail ) : '';

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

            $sale->productType($prodtype);
            $sale->formatType($format);
            $sale->dateBegin($dateBegin);
            $sale->dateEnd($dateEnd);
            $sale->isrc($isrc);
            $sale->artistName($artist);
            $sale->trackName($track);
            $sale->units($units);
            $sale->price($price);
            $sale->retail($retail);
            $sale->lineNum($linenum);
            $sale->priceType($priceType);
            $sale->wholesaleRate($ppdRate);

            #$args{dumper}($sale);  ## for cmd-line testing
            $self->_insertSale( sale => $sale );
        }    # else { print STDERR "skip: u: $units r: $retail a: $artist t: $track ($linenum)\n"; }
        $linenum++;
    }
    return $linenum;
}

#
# Private methods
#

sub _getDates {
    my $date = shift;

    if ( $date =~ m/^(\d\d\d\d)-(\d\d)-\d\d$/ ) {
        return ( sprintf( "%d-%02d-01", $1, $2 ), sprintf( "%d-%02d-%d", $1, $2, Days_in_Month( $1, $2 ) ) );
    }

    return undef;
}

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