#---------------------------------------------------------------
# ____                   _ _         ____  _
#|  _ \ ___  _   _  __ _| | |_ _   _/ ___|| |__   __ _ _ __ ___
#| |_) / _ \| | | |/ _` | | __| | | \___ \| '_ \ / _` | '__/ _ \
#|  _ < (_) | |_| | (_| | | |_| |_| |___) | | | | (_| | | |  __/
#|_| \_\___/ \__, |\__,_|_|\__|\__, |____/|_| |_|\__,_|_|  \___|
#            |___/             |___/
#
# Copyright (C) 2013 RoyaltyShare, Inc.   All Rights Reserved
#---------------------------------------------------------------

package RPS::Import::Merlin::v24;

use strict;

use Date::Calc qw(Days_in_Month Decode_Month);

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

use lib '/app/tools/rps/lib';
use RPS::Import::ServiceMap;

use base 'RPS::Import::Importer';

sub _fieldMap {
    {
        labelName   => 'B',
        countryCode => 'C',
        dateBegin   => 'G',
        dateEnd     => 'H',
        formatType  => 'F',
        artistName  => 'J',
        upc         => 'L',
        albumName   => 'N',
        isrc        => 'I',
        trackName   => 'K',
        units       => 'P',
        price       => 'S',
    };
}

sub _unverifiedFieldMap {
    { serviceName => 'B', };
}

sub _headerIdentifier { ( labelName => 'Application' ) }

sub productType { RPS::File::Sale::TYPE_TRACK }
sub mediaType   { RPS::DB::Item::MediaType::kMediaTypeAudio }
sub formatType  { RPS::File::Sale::FORMAT_STREAM; }

sub saleDates {
    my $self  = shift;
    my $sdate = $self->_getByFieldName('dateBegin');
    my $edate = $self->_getByFieldName('dateEnd');
    my $dateBegin;
    my $dateEnd;

    if ( $self->{_hasEuroDates} ) {
        ( $dateBegin, $dateEnd ) = $self->_getDates( date_begin => $sdate, date_end => $edate, type => 'eur' );
    } else {
        ( $dateBegin, $dateEnd ) = $self->_getDates( date_begin => $sdate, date_end => $edate );
    }

    return ( $dateBegin, $dateEnd );
}

sub serviceID {
    my $self        = shift;
    my $serviceName = $self->_getByFieldName('serviceName');
    my $serviceID   = $self->getServiceID($serviceName)
      || $RPS::Import::ServiceMap::SERVICE_ALIASES{ lc $serviceName };

    return $serviceID if ($serviceID);

    $self->fail("Unknown service '$serviceName'");
}

sub units {
    my $self  = shift;
    my $units = $self->_getByFieldName('units');
    my $price = $self->_getByFieldName('price');
    if ( ( $price < 0 && $units > 0 ) || ( $price > 0 && $units < 0 ) ) {
        $units *= -1;
    }
    return $units;
}

sub currencyCode {
    my $self = shift;

    return $self->{_currencyCode} if ( $self->{_currencyCode} );

    $self->fail("Unable to find currency code in header");
}

sub _isEuroDate {
    my ( $self, $date ) = @_;

    # Check for dates in the form DD-MM-YYYY.
    #
    # If a date has the form a/b/c, if the 'a' part is greater
    # than 13, then we assume that the date is DD/MM/YYYY.
    # Otherwise we assume the date is MM/DD/YYYY.
    #
    my ( $d, $m, $y );

    if ( $date =~ m/\d{1,2}-\d{1,2}-\d{4}/ )    # check for DD-MM-YYYY
    {
        ( $d, $m, $y ) = split( "-", $date );
    } elsif ( $date =~ m/\d{1,2}\/\d{1,2}\/\d{4}/ )    # check for DD-MM-YYYY
    {
        ( $d, $m, $y ) = split( "/", $date );
    }

    return 1 if ( $d > 13 );
}

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

    Log->info("Starting _preProcess");
    $self->SUPER::_preProcess(%args);

    my $priceColumn;
    my $currencyCode;

    my $linenum = 0;

    foreach my $line ( @{ $args{lines} } ) {
        $self->{line} = $line;

        if ( !$currencyCode ) {
            $priceColumn = $self->_getByFieldName('price');
            if ( $priceColumn =~ /^Royalty \((\w{3})\)/i ) {

                # Note: this really isn't needed; by definition the header will contain USD
                # (see the headers for Merlin versions 19 and 24 in RPS/Sale/File.pm).
                #
                $currencyCode = $1;
            }
        } else {
            my $dt = $self->_getByFieldName('dateEnd');
            if ( $self->_isEuroDate($dt) ) {
                $self->{_hasEuroDates} = 1;
                last;
            }
        }

        $linenum++;
    }
    $self->{_currencyCode} = $currencyCode if ($currencyCode);
}

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