use strict;

use warnings;

use FindBin;

use lib "$FindBin::Bin/lib";

use Text::CSV;

require XML::Simple;

# Raw inputs come in as parameters to the script

# TODO: Use a proper option parsing module

my $sourcesCSV = shift or die "First arg must be source csv file";

my $template = shift or die "Second arg must be template file";

my $ftl = shift or die "Third arg must be output file";

shift and die "No more than three arguments please";

# Load CSV

open my $csvText, "<", $sourcesCSV or die;

my $csv = Text::CSV->new();

my @keys;

my @packages;

while (my $line = <$csvText>)

{

	chomp $line;

	next unless $line;

	unless ($csv->parse($line))

	{

		my $err = $csv->error_input();

		die "Failed to parse line '$line': $err";

	}

	if (! @keys)

	{

		# First line - note the column names

		@keys =  $csv->fields();

	}

	else

	{

		# Already got the keys, so get the data

		my %package;

		# Read into a hash slice

		@package{@keys} = $csv->fields();

		push @packages, \%package;

	}

}

close $csvText;

# This controls how the XML parsing decides what should be tags and what should be attributes

# It's been worked out mostly by trial and error :-(

my $keyAttr = { config => "name", name => "set"};

# Load template

my $xml = XML::Simple->new();

my $zipConfig = $xml->XMLin($template, KeyAttr => $keyAttr);

my @allRndFiles;

# For each package in CSV...

foreach my $package (@packages)

{

	warn "Warning: Package $package->{dst} does not appear on the local system\n" unless -d $package->{dst};

	$package->{dst} =~ s{^/}{}g;

	if ($package->{source} =~ m{/(sfl|epl)/sf/([^/]+)/([^/]+)})

	{	    

		push @{$zipConfig->{config}->{config}->{src}->{config}->{$1}->{config}},

		{

			set =>

			[

				{

					name => "name",

					value=> "src_$1_$2_$3",

				},

				{

					name => "include",

					value => "$package->{dst}/**",

				},

			]

		};

	}

	elsif ($package->{source} =~ m{/rnd/([^/]+)/([^/]+)})

	{

		# RnD repository

		my $name = "bin_rnd_$1_$2";

		# Create a zip object

		push @{$zipConfig->{config}->{config}->{src}->{config}->{rnd}->{config}},

		{

			set =>

			[

				{

					name => "root.dir",

					value=> "\${build.drive}/$package->{dst}",

				},

				{

					name => "name",

					value=> "$name",

				},

				{

					name => "include",

					value=> "/**",

				},

			]

		};

		# Enumerate all the files on the local disk that are in this repository

		(my $dosCompatibleDst = $package->{dst}) =~ s{/}{\\}g;

		my @files = `dir /b/s/a-d $dosCompatibleDst 2> nul:`;

		#print "@files\n";

		next unless @files;

		# Add the files to this zip object

		@files = grep {

			chomp;

			s{\\}{/}g;

			s!^[A-Z]:/$package->{dst}/!!i;

			m{^epoc32/}i;

		} @files;

		push @allRndFiles, @files;

	}

	else

	{

		die "Cannot determine license for '$package->{source}'";

	}

}

# Turn the RnD source inclusion lists into a binary exclusion list

my @excludes = map { {name => "exclude", value => "$_"} } @allRndFiles;

push @{$zipConfig->{config}->{config}->{bin}->{config}->{set}}, @excludes;

$xml->XMLout($zipConfig, OutputFile => $ftl, XMLDecl => 1, RootName => 'build', KeyAttr => $keyAttr);