package RPS::Import::Faithworks;

use strict;

use Date::Calc qw(Days_in_Month Decode_Month);

use lib '/app/tools/common/lib';
use Common::Util;
use Common::Consts;

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

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

my %field_map = (
    1 => {
        'date_row'        => 3,
        'date_col'        => 1,
        'outlet'          => 1,
        'vendorid'        => 9,
        'album'           => 11,
        'retail_price'    => 12,
        'wholesale_price' => 13,
        'units'           => 14,
        'price'           => 15,
    },
    2 => {
        'date_row' => 4,
        'date_col' => 1,
        'outlet'   => 1,
        'vendorid' => 9,
        'album'    => 11,
        'units'    => 14,
        'price'    => 15,
    },
    3 => {
        'date_row'        => 4,
        'date_col'        => 2,
        'vendorid'        => 0,
        'album'           => 2,
        'outlet'          => 7,
        'units'           => 10,
        'retail_price'    => 8,
        'wholesale_price' => 9,
        'price'           => 11,
    },
    4 => {
        'date_row'        => 3,
        'date_col'        => 2,
        'outlet'          => 1,
        'vendorid'        => 0,
        'album'           => 16,
        'retail_price'    => 17,
        'wholesale_price' => 18,
        'units'           => 19,
        'price'           => 20,
    },
    5 => {
        'date_row'        => 3,
        'date_col'        => 2,
        'outlet'          => 1,
        'vendorid'        => 0,
        'album'           => 16,
        'units'           => 17,
        'wholesale_price' => 18,
        'price'           => 20,
    },

);

#public methods

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

    my $retval   = undef;
    my $lines    = $args{lines};
    my $fileObj  = $args{file};
    my $version  = $args{file}->VersionNum();
    my $fileName = $fileObj->OrigFileName;

    #my $version = $args{version}; # for cmd-line testing
    #my $fileName = $args{OrigFileName};
    return undef unless ( $lines && $version );

    my $offsets = $field_map{$version};

    my $dateBegin;
    my $dateEnd;

    ( $dateBegin, $dateEnd ) = $self->_getDates( $lines->[ $offsets->{date_row} ]->[ $offsets->{date_col} ] );

    unless ( $dateBegin && $dateEnd ) {
        $self->errstr( "couldn't get dates from " . ( $lines->[ $offsets->{date_row} ]->[ $offsets->{date_col} ] ) );
        return undef;
    }

    my $outlet = "";
    my $album  = "";

    my $linenum = 1;
    foreach my $line (@$lines) {
        my $prodtype    = RPS::File::Sale::TYPE_PHYSICAL;
        my $price_level = RPS::File::Sale::PLEVEL_UNKNOWN;
        my $channel     = RPS::File::Sale::CHANNEL_RETAIL;
        my $vendorID    = $line->[ $offsets->{vendorid} ];
        if ( $version < 3 ) {
            ## versions that have albums grouped under outlets
            if ( $line->[ $offsets->{outlet} ] ne "" ) {
                $outlet = $line->[ $offsets->{outlet} ];
                $linenum++;
                next;
            }
            $album = $line->[ $offsets->{album} ];
        } elsif ( $version == 3 ) {
            ## versions that have outlets grouped under albums
            if ( $line->[ $offsets->{album} ] ne "" ) {
                $album = $line->[ $offsets->{album} ];
                $linenum++;
                next;
            }
            $outlet = $line->[ $offsets->{outlet} ];
        } elsif ( $version > 3 ) {
            $album  = $line->[ $offsets->{album} ];
            $outlet = $line->[ $offsets->{outlet} ];
        }

        $album =~ s/\s*\(CD\)$//;

        my ($units)          = $line->[ $offsets->{units} ] =~ m/^(-?[,0-9]+)$/;
        my ($price)          = $line->[ $offsets->{price} ] =~ m/^(-?[,0-9]*\.?[,0-9]*)$/;
        my ($price)          = $line->[ $offsets->{price} ] =~ m/^(-?[,0-9]*\.?[,0-9]*)$/;
        my ($retailPrice)    = $line->[ $offsets->{retail_price} ] if ( $offsets->{retail_price} );
        my ($wholesalePrice) = $line->[ $offsets->{wholesale_price} ];

        $retailPrice /= $units if ( $version == 4 && $units > 0 );
        $retailPrice *= -1 if ( $version == 4 && $units < 0 );

        # stupid commas!
        $units =~ s/,//g;
        $price =~ s/,//g;
        if ( $prodtype && $units && $album ) {
            my $sale = RPS::Import::SaleRec->new();

            $sale->productType($prodtype);
            $sale->dateBegin($dateBegin);
            $sale->dateEnd($dateEnd);
            $sale->serviceProductID($vendorID);
            $sale->albumName($album);
            $sale->retailPrice($retailPrice);
            $sale->wholesalePrice($wholesalePrice);
            $sale->outlet($outlet);

            if ( $units < 0 ) {
                $sale->returns( -1 * $units );
                $sale->returnsRevenue( -1 * $price );
            } else {
                $sale->sales($units);
                $sale->salesRevenue($price);
            }
            $sale->totalRevenue($price);
            $sale->priceLevel($price_level);
            $sale->channel($channel);
            $sale->countryCode('US');
            $sale->lineNum($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;

    $date =~ m/^Report (?:for the )?period (\d{2})-([A-Z]{3})-(\d{4}) to (\d{2})-([A-Z]{3})-(\d{4})$/i;

    my $dateBegin = sprintf( "%04d-%02d-%02d", $3, Decode_Month($2), $1 );
    my $dateEnd   = sprintf( "%04d-%02d-%02d", $6, Decode_Month($5), $4 );

    return undef if ( $dateBegin eq "0000-00-00" || $dateEnd eq "0000-00-00" );

    return $self->SUPER::_getDates( date_begin => $dateBegin, date_end => $dateEnd );

    #    ($dateBegin, $dateEnd) = Common::Util::normalize_sales_month_dates($dateBegin, $dateEnd) if ($dateBegin && $dateEnd);

    #	return ($dateBegin, $dateEnd);
}

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