#!/usr/bin/perl
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use 5.10.1;
use strict;
use warnings;

use lib "/usr/local/libdata/perl5/site_perl";
use lib "/usr/local/libdata/perl5/site_perl";

use RT::Interface::CLI qw(Init);
Init();

my $db_name = RT->Config->Get('DatabaseName');
my $db_type = RT->Config->Get('DatabaseType');

my $dbh = $RT::Handle->dbh;

my $found_assets_tables = {};
foreach my $name ( $RT::Handle->_TableNames ) {
    next unless grep lc($name) eq $_, qw(rtxassets rtxcatalogs);
    $found_assets_tables->{lc $name}++;
}

unless ( $found_assets_tables->{rtxassets} && $found_assets_tables->{rtxcatalogs} ) {
    warn "Could not find RT::Extension::Assets data to migrate";
    exit;
}

{ # port over Catalogs
    my @columns = qw(id Name Lifecycle Description Disabled Creator Created LastUpdatedBy LastUpdated);
    copy_tables('RTxCatalogs','Catalogs',\@columns);

}


{ # port over Assets
    my @columns = qw(id Name Catalog Status Description Creator Created LastUpdatedBy LastUpdated);
    copy_tables('RTxAssets','Assets',\@columns);
}

sub copy_tables {
    my ($source, $dest, $columns) = @_;
    my $column_list = join(', ',@$columns);
    my $sql;
    # SQLite: http://www.sqlite.org/lang_insert.html
    if ( $db_type eq 'mysql' || $db_type eq 'SQLite' ) {
        $sql = "insert into $dest ($column_list) select $column_list from $source";
    }
    # Oracle: http://www.adp-gmbh.ch/ora/sql/insert/select_and_subquery.html
    elsif ( $db_type eq 'Pg' || $db_type eq 'Oracle' ) {
        $sql = "insert into $dest ($column_list) (select $column_list from $source)";
    }
    $RT::Logger->debug($sql);
    $dbh->do($sql);
}
