#------------------------------------------------------------
# Copyright (C) 2006 RoyaltyShare, Inc.   All Rights Reserved
# $Id$
#------------------------------------------------------------
package RPS::Statement::Label::PDF;

use strict;
use warnings;
use Data::Dumper;

use lib '/app/tools/common/lib';
use Common::Assert;
use Common::Util;
use Common::RSApp;
use Common::DB::Item::Client;

use lib '/app/tools/rps/lib';
use RPS::DB::Item::LabelRoyaltyRun;
use RPS::DB::Item::LabelRoyaltyStatement;
use RPS::DB::Item::LabelPayee;

use RPS::Config;

sub _BasePath {
    my ($class) = @_;

    my $config = RPS::Config->new();
    my $path   = $config->get('label_royalty_statement_dir');
    return $path;
}

sub StatementFileNameFromID {
    my ($class, $id) = @_;
    assert($id);

    my $statement = RPS::DB::Item::LabelRoyaltyStatement->Lookup( label_royalty_statement_id => $id );
    my $labelPayeeID = $statement->payee_id;
    my $fileName     = "$labelPayeeID.pdf";

    return $fileName;
}

sub StatementPathFromStatementID {
    my ($class, $id) = @_;
    assert($id);

    my $statementDBItem = RPS::DB::Item::LabelRoyaltyStatement->Lookup( label_royalty_statement_id => $id );
    my $runID = $statementDBItem->label_royalty_run_id;
    my $clientID = Common::RSApp::GetClientID();
    my $clientData = Common::DB::Item::Client->Lookup( client_id => $clientID );
    my $clientName = $clientData->client_name_clean;

    return _BasePath() . "/$clientName/$runID/";
}

sub StatementFileNameFromDBItem {
    my ($statementDBItem) = @_;
    assert($statementDBItem);

    my $labelPayeeID = $statementDBItem->payee_id;
    my $fileName     = "$labelPayeeID.pdf";

    return $fileName;
}

sub PrettyStatementFileNameFromID {
    my ($class, $id) = @_;
    assert($id);

    my $statement = RPS::DB::Item::LabelRoyaltyStatement->Lookup( label_royalty_statement_id => $id );
    return PrettyStatementFileNameFromDBItem($statement);
}

sub PrettyStatementFileNameFromDBItem {
    my ($statementDBItem) = @_;
    assert($statementDBItem);

    my $runID         = $statementDBItem->label_royalty_run_id;
    my $cleanRunLabel = _runLabelClean($runID);

    my $labelPayeeID   = $statementDBItem->payee_id;
    my $labelNameClean = _labelNameClean($labelPayeeID);

    my $fileName = $labelNameClean . '_' . $labelPayeeID . '_' . $cleanRunLabel . "_summary.pdf";

    return $fileName;
}

# This returns the directory in which statement files can be found.
# client_id is optional - if ommitted, we'll use the current client id.
#
sub StatementPathFromRunID {
    my ( $runID, $clientID ) = @_;
    assert($runID);

    $clientID = Common::RSApp::GetClientID() unless $clientID;
    my $clientData = Common::DB::Item::Client->Lookup( client_id => $clientID );
    my $clientName = $clientData->client_name_clean;

    return _BasePath() . "/$clientName/$runID/";
}

# Going to create a little ram cache, since this code will often get called in a loop.
#
my %gRunLabel;

sub _runLabelClean {
    my ($runID) = @_;

    my $clientID = Common::RSApp::GetClientID();
    unless ( exists $gRunLabel{$clientID} && exists $gRunLabel{$clientID}{$runID} && defined $gRunLabel{$clientID}{$runID} ) {
        my $run = RPS::DB::Item::LabelRoyaltyRun->Lookup( label_royalty_run_id => $runID );
        assert( $run, "ERROR - runID $runID is invalid" );

        $gRunLabel{$clientID}{$runID} = Common::Util::clean_name( $run->label );
    }

    return $gRunLabel{$clientID}{$runID};
}

my %gLabelName;

sub _labelNameClean {
    my ($labelID) = @_;

    my $clientID = Common::RSApp::GetClientID();
    unless ( exists $gLabelName{$clientID} && exists $gLabelName{$clientID}{$labelID} && defined $gLabelName{$clientID}{$labelID} ) {
        my $label = RPS::DB::Item::LabelPayee->Lookup( label_payee_id => $labelID );
        assert( $label, "ERROR - label payee id $labelID is invalid" );

        my $labelName = $label->name;

        # Replace '&' with 'and' - the normal clean function doesn't do that.
        #
        $labelName =~ s/ \& / and /g;
        $gLabelName{$clientID}{$labelID} = Common::Util::clean_name($labelName);
    }

    return $gLabelName{$clientID}{$labelID};
}

1;