#!/usr/bin/env perl
use strictures;
use Getopt::Long;
use Pod::Usage;
use Try::Tiny;
use System::Introspector::Report::Source;
use System::Introspector::Report::Config;
use Log::Contextual                         qw( :log set_logger );
use Log::Contextual::SimpleLogger;

GetOptions(
  's|storage=s' => \my $storage_dir,
  'c|config=s'  => \my $config_file,
  'r|report=s'  => \my @report_types,
  'p|publish=s' => \my @publish_types,
  'a|all'       => \my $all_reports,
  'v|verbose+'  => \my $log_verbose,
  'h|help'      => sub { pod2usage(0) },
) or pod2usage(2);

die "$0 requires --storage (-s) to be specified\n"
  unless defined $storage_dir;

die "$0 requires --config (-c) to be specified\n"
  unless defined $config_file;

my @additional_log_levels = qw( debug trace );
my $logger = Log::Contextual::SimpleLogger->new({
  levels => [
    qw( error fatal info ),
    grep { defined }
      @additional_log_levels[0 .. (($log_verbose || 0) - 1)],
  ],
});
set_logger $logger;

my $config = System::Introspector::Report::Config
  ->new(config_file => log_debug { "Loading config '$_[0]'" } $config_file);

my $source = System::Introspector::Report::Source
  ->new_from_root(log_debug { "Loading storage '$_[0]'" } $storage_dir);

my @types = $all_reports
  ? $config->report_types
  : map [$_, {}], @report_types;
log_debug { "Generating report data" };
my @reports = $source->generate(@types);

log_debug { "Publishing report data" };
for my $publisher ($config->publishers(@publish_types)) {
  try {
    $publisher->publish(\@reports);
  }
  catch {
    print "Error during publish: $_\n";
  };
}
log_debug { "Done" };

__END__

=head1 NAME

system-introspector-report - Generate System::Introspector reports

=cut