package RPS::Import::ADAPhysical::v3;

use strict;


use lib '/app/tools/common/lib';
use Common::Util qw(normalize_date normalize_upc);
use Common::Country;
use Date::Calc qw(Days_in_Month);
use Data::Dumper;

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

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

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

use constant kDataNotFound => -1;

sub _fieldMap {
    {
        'sales detail' => {
            date            => 3,  # D
            label           => 8,  # I
            serviceName     => 1,  # B
            catalog_number  => 4,  # E
            country_code    => 10, # K
            title           => 5,  # F
            units           => 6,  # G
            price           => 7,  # H
            price_tier      => 9,  # J
            dist_fee        => 12, # M
        },

        'label ds' => {
           currency_row     => 8,
           currency_col     => 2, # C

           no_detail        => 1, # prevent sales detail from being processed on this sheet
        }
    }
}

my %countryMap = (
    'HONGKONG' => 'Hong Kong',
);
#
# Private methods
#

sub _importLines
{
    my $self = shift;
    my %args = @_;
    my $fileObj = $args{file};
    my $version = $args{file}->VersionNum();
    my $fileName = $args{file}->OrigFileName();

    my $offsets = $self->_fieldMap;

    my $sheet_count = 0;
    my ($linenum,$serviceID);

    return undef unless (defined $args{sheets} && defined $version);

    my $sheet_names = $args{sheet_names};

    # Check if the sales file has a global currency code or distribution fee.
    #
    my ($currencyCode,$err) = $self->_getGlobalCurrencyCode( \%args );

    if ( !$currencyCode && $err == kDataNotFound )
    {
        $self->errstr("Unable to find currency code");
        return undef;
    }


    foreach my $sheet(@{ $args{sheets} })
    {

        my $sheetName = $sheet_names->[$sheet_count];

        my $sheetIndex = $self->_normalizeSheetName( lc $sheetName );

        if ( ! exists $offsets->{ $sheetIndex } )
        {
            print STDERR "ADABase: Illegal sheet '$sheetName'\n";
            $self->errstr("Sheet '$sheetName' is not valid");
            return undef;
        }

        my $data = $offsets->{$sheetIndex};

        # If sheet has been flagged as not having any sales detail,
        # then no need to process it.
        #
        if ( exists $data->{no_detail} ) {
            $sheet_count++;
            next;
        }

        $linenum = 1;
        foreach my $line(@{ $sheet })
        {

            my $sn = $sheet_count + 1; # sheet number (1-based)
            my $lineInfo = "Sheet $sn, line $linenum";

            my $productType = RPS::DB::Item::Product::kProductTypeCD;

            my $serviceName = $line->[$data->{serviceName}];

            if ( !$serviceName ||
                 ( $serviceName && '' eq $serviceName ) ||
                 ( $serviceName && ('Customer Name' eq $serviceName ) ) )
            {
                $linenum++;
                next;
            }

            my $catalogNumber = $line->[$data->{catalog_number}] if ( defined $data->{catalog_number} );

            my $priceLevel = _normalizePriceTier( $line->[$data->{price_tier}] ) if ( defined $data->{price_tier} );
            my $f_date = _normalizeDate( $line->[$data->{date}] ) if ( defined $data->{date} );

            my($dateBegin, $dateEnd) = $self->_getDates( date_begin => $f_date );
            unless ($dateBegin && $dateEnd) {
                $self->errstr("$lineInfo: Couldn't get dates from '$f_date'");
                print STDERR "$lineInfo: Couldn't get dates from '$f_date'\n";
                return undef;
            }


            my($artist, $title) = split(" / ", $line->[$data->{title}] ) if ( defined $data->{title} );

            my $units    = $line->[$data->{units}];

            my $price    = $line->[$data->{price}];
            my $distFee  = $line->[$data->{dist_fee}] if ( defined $data->{dist_fee} );;
            $price       -= $distFee if ( $distFee );

            my $label    = $line->[$data->{label}] if ( defined $data->{label} );


            if(defined $data->{serviceName})
            {
                my $_sname = $line->[$data->{serviceName}];

                #
                # try to deal with non-ascii characters before doing lookups
                #
                $_sname =~ s/\x{ef}/i/; # replace umlaut i with i

                $serviceID = $self->getServiceID(lc ($_sname)) || $RPS::Import::ServiceMap::SERVICE_ALIASES{ lc $_sname };
            }

            my $upc;

            if ($productType && $price && $artist && $title )
            {
                my $countryCode;
                if(defined $data->{country_code} && "" ne $data->{country_code} )
                {
                    my $countryName = $line->[$data->{country_code}];
                    $countryName = $countryMap{$countryName} || $countryName;

                    my $cObj= Common::Country->Get( $countryName );
                    $countryCode = $cObj->alpha2() if ( $cObj );
                    if ( !$countryCode )
                    {
                        $self->errstr("$lineInfo: Unknown country '$countryName'");
                        return undef;
                    }
                }
                else
                {
                    $self->errstr("$lineInfo: Missing country in line");
                    return undef;
                }

                unless( $priceLevel ) {
                    $self->errstr("$lineInfo: Unknown price level");
                    return undef;
                }


                if(defined $data->{serviceName}) {
                    unless ($serviceID) {

                        if ( $serviceName =~ /[[:^ascii:]]/ ) {
                            $self->errstr("$lineInfo: Service name contains incompatible characters");
                        } else {
                            $self->errstr("$lineInfo: Couldn't find service ID for: ".$serviceName);
                        }
                        return undef;
                    }
                }

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

                if ( $units < 0 || $price < 0) {
                    # returns on the sales tab
                    $units *= -1 if($units<0);
                    $price *= -1 if($price<0);

                    $sale->returns($units);
                    $sale->returnsRevenue($price);
                    $sale->totalRevenue($price * -1);

                } else {
                    # normal sale
                    $sale->sales($units);
                    $sale->salesRevenue($price);
                    $sale->totalRevenue($price);
                }

                $sale->productType($productType);
                $sale->dateBegin($dateBegin);
                $sale->dateEnd($dateEnd);
                $sale->labelName($label) if(defined $data->{label} && $label ne "");
                $sale->albumName($title);
                $sale->serviceProductID($catalogNumber) if ( $catalogNumber );

                $sale->upc(Common::Util::normalize_upc($upc)) if( $upc );

                $sale->serviceID($serviceID) if( $serviceName );
                $sale->artistName($artist);

                $sale->channel(RPS::File::Sale::CHANNEL_RETAIL);
                $sale->priceLevel(RPS::File::Sale::PLEVEL_FULL);


                $sale->countryCode($countryCode);                            
                $sale->currencyCode($currencyCode) if ( $currencyCode );                            
                
                $sale->lineNum($linenum);

                $self->_insertSale(sale => $sale);
            }
            #else { print STDERR "skip s: $sheetIndex l:".$linenum." a:".$artist." t:".$title." u:".$units." p:".$price."\n"; }
            $linenum++;
        }
        $sheet_count++;
    }

    return $linenum;
}

sub _normalizePriceTier {
    my($p) = @_;
    my $plevel;
    if( $p && $p =~ /full/i ) {
        $plevel = RPS::File::Sale::PLEVEL_FULL;
    } elsif( $p && $p =~ /mid/i ) {
        $plevel = RPS::File::Sale::PLEVEL_MID;
    } elsif( $p && $p =~ /bud/i ) {
        $plevel = RPS::File::Sale::PLEVEL_BUDGET;
    }
    return $plevel;
}
    
sub _normalizeSheetName {
    my $self = shift;
    my $sname = shift;
    my $name;

    $name = $sname;
    if ( $sname =~ /^d-downloads$/i )
    {
        $name = "digital";
    }
    elsif ( $sname =~ /^d-streams$/i )
    {
        $name = "streams";
    }
    elsif ( $sname =~ /^d-wireless$/i )
    {
        $name = "wireless";
    }
    elsif ( $sname =~ /^d-intl$/i )
    {
        $name = "wmi";
    }
    return $name;
}

sub _getGlobalCurrencyCode
{
    my $self = shift;
    my( $args )  = @_;

    my $currencyCode;
    my $err;

    my $offsets     = $self->_fieldMap;
    my $sheet_names = $args->{sheet_names};
    my $sheetCount  = 0;

    foreach my $sheet (@{$args->{sheets}})
    {
        my $sheetName = $sheet_names->[$sheetCount];

        if ( !$currencyCode && exists $offsets->{ lc $sheetName } )
        {
           my $data = $offsets->{lc $sheetName};
           if ( exists $data->{currency_row} )
           {
               my $row = $data->{currency_row};
               my $col = $data->{currency_col};
               $currencyCode = substr( $sheet->[$row][$col], 0, 3);;
           }
        }
        $sheetCount++;
    }

    $err= kDataNotFound if ( !$currencyCode );
    return($currencyCode, $err);
}

sub _normalizeDate {
    my($dt) = @_;
    my $date = $dt;
    if ( $dt =~ m/^\d{5}$/ ) {
        $date = Spreadsheet::ParseExcel::Utility::ExcelFmt( "yyyy-mm-dd", $dt );
    }
    return $date;
}

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