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use 5.010;
use alienfile;
use Sort::Versions;
use Path::Tiny;

my $on_windows = ($^O =~ /mswin/i);
my $on_automated_rig
  =  $ENV{PERL_CPAN_REPORTER_DIR}
  || $ENV{PERL_CPAN_REPORTER_CONFIG}
  || $ENV{AUTOMATED_TESTING}
  || $ENV{TRAVIS}
  || $ENV{APPVEYOR}
  || $ENV{CI};

use Cwd;
my $base_dir = getcwd();

configure {
  requires
      'File::Copy'       => 0,
      'File::Find::Rule' => 0,
      'Capture::Tiny'    => 0;
};

my $min_target_version = '3.6.0';

plugin 'Build::MSYS';

plugin 'PkgConfig' => (
    pkg_name => 'geos',
    atleast_version => $min_target_version,
);
plugin 'Probe::CommandLine' => (
  command => 'geos-config',
  args    => [ '--version' ],
  version => qr/([0-9\.]+)/,
  atleast_version => $min_target_version,
);
if ($on_windows) {
  if (my $path = `where geos_c.dll`) {
    $path = Path::Tiny::path ($path)->parent->parent->stringify;
    $path =~ s|\\|/|g;  #  path separators
    Alien::Build->log ("Probe::CBuilder checking $path");
    plugin 'Probe::CBuilder' => (
      cflags => "-I$path/include",
      libs   => "-L$path/lib -lgeos -lgeos_c",
    );
  }
}

share {

  my $with_local = '';
  my $with_cpp11 = '';

  start_url 'https://download.osgeo.org/geos';
  #start_url "file://$base_dir";  #  debug
  plugin Download => (
    filter  => qr/^geos-([0-9\.]+)\.tar\.bz2$/,
    version => qr/^geos-([0-9\.]+)\.tar\.bz2$/,
  );

  my $geos_version = get_geos_version() // 'not yet defined';
  say "Downloaded version is $geos_version";
  
  plugin Extract => (format => 'tar.bz2');

  #plugin 'Build::Autoconf' => ();
  plugin 'Build::CMake';

  my $build_static = ($on_windows) ? '' : '--disable-shared';
  $build_static = '';
  $build_static = '--enable-static=no';  #  override - HUGE files if static
  #$build_static = '' if $ENV{FORCE_DYNAMIC};
  
  
  if ($^O =~ /bsd/) {
    plugin 'Build::Make' => 'gmake';
    if (-d '/usr/local') {
        $with_local = ' --with-local=/usr/local ';
    }
  }
  elsif ($^O =~ /dragonfly/) {
    #  might need to be combined with bsd check above
    #  but not sure if /usr/local is needed yet
    plugin 'Build::Make' => 'gmake';
  }
  elsif ($^O eq 'MSWin32') {
    plugin 'Build::Make' => 'gmake';
  }

  my $make_cmd = '%{make}';
  my $make_inst_cmd = '%{make} install';
  my $run_tests = $ENV{ALIEN_GEOS_ENABLE_TESTS};
  my $run_tests_bool_text = $run_tests ? 'ON' : 'OFF';

  #  try not to exceed the cpan-testers log limits
  if ($on_automated_rig) {
    say "Running under CI or automated testing";
    $make_cmd      .= q/ | perl -ne "BEGIN {$|=1; open our $log, q|>|, q|build.log|};   print qq|\n| if 0 == ($. %% 100); print q|.|; print {$log} $_;" || type build.log/;
    $make_inst_cmd .= q/ | perl -ne "BEGIN {$|=1; open our $log, q|>|, q|install.log|}; print qq|\n| if 0 == ($. %% 100); print q|.|; print {$log} $_;" || type install.log/;
    if (!$on_windows) {
        $make_cmd =~ s/%%/%/;
        $make_cmd =~ s/type/cat/;
        $make_cmd =~ s/"/'/g;
        $make_inst_cmd =~ s/%%/%/;
        $make_inst_cmd =~ s/type/cat/;
        $make_inst_cmd =~ s/"/'/g;
    }

    #  clean up the build dir on cpan testers etc
    #plugin 'Cleanse::BuildDir';
  }

  meta->around_hook(
    build => sub {
      my ($orig, $build, @args) = @_;