package modules::interactive; # $Id$

use modules;
use common;

sub config_window {
    my ($in, $data) = @_;
    require modules;
    my $modules_conf = modules::any_conf->read;
    my %conf = $modules_conf->get_parameters($data->{driver});
    require modules::parameters;
    my @l;
    foreach (modules::parameters::parameters($data->{driver})) {
	   my ($name, $description) = @$_;
	   push @l, { label => $name, help => $description,
		      val => \$conf{$name}, allow_empty_list => 1 };
    }
    if (!@l) {
        $in->ask_warn(N("Error"), N("This driver has no configuration parameter!"));
        return;
    }
    if ($in->ask_from(N("Module configuration"), N("You can configure each parameter of the module here."), \@l)) {
	   my $options = join(' ', map { if_($conf{$_}, "$_=$conf{$_}") } keys %conf);
	   my $old_options = $modules_conf->get_options($data->{driver});
	   if ($options ne $old_options) {
	       $modules_conf->set_options($data->{driver}, $options);
	       $modules_conf->write;
	   }
    }
}

sub load_category {
    my ($in, $modules_conf, $category, $b_auto, $b_at_least_one) = @_;

    my @l;
    {
	my $w;
	my $wait_message = sub { undef $w; $w = wait_load_module($in, $category, @_) };
	@l = modules::load_category($modules_conf, $category, $wait_message);
	undef $w; #- help perl_checker
    }
    if (my @err = grep { $_ } map { $_->{error} } @l) {
	my $return = $in->ask_warn('', join("\n", @err));
	$in->exit(1) if !defined($return);
    }
    return @l if $b_auto && (@l || !$b_at_least_one);

    @l = map { $_->{description} } @l;

    if ($b_at_least_one && !@l) {
	@l = load_category__prompt($in, $modules_conf, $category) or return;
    }

    load_category__prompt_for_more($in, $modules_conf, $category, @l);
}

sub load_category__prompt_for_more {
    my ($in, $modules_conf, $category, @l) = @_;

    (my $msg_type = $category) =~ s/\|.*//;

    while (1) {
	my $msg = @l ?
	  [ N("Found %s interfaces", join(", ", map { qq("$_") } @l)),
	    N("Do you have another one?") ] :
	  N("Do you have any %s interfaces?", $msg_type);

	my $r = 'No';
	$in->ask_from_({ messages => $msg,
			 if_($category =~ m!disk/.*(ide|sata|scsi|hardware_raid|usb|firewire)!, interactive_help_id => 'setupSCSI'),
		       }, 
		       [ { list => [ N_("Yes"), N_("No"), N_("See hardware info") ], val => \$r, type => 'list', format => \&translate } ]);
	if ($r eq "No") { return @l }
	if ($r eq "Yes") {
	    push @l, load_category__prompt($in, $modules_conf, $category) || next;
	} else {
	    $in->ask_warn('', join("\n", detect_devices::stringlist()));
	}
    }
}

my %category2text = (
    'bus/usb' => N_("Installing driver for USB controller"),
    'bus/firewire' => N_("Installing driver for firewire controller %s"),
    'disk/ide|scsi|hardware_raid|sata|firewire' => N_("Installing driver for hard drive controller %s"),
    list_modules::ethernet_categories() => N_("Installing driver for ethernet controller %s"),
);

sub wait_load_module {
    my ($in, $category, $text, $_module) = @_;
    my $msg = do {
	if (my $t = $category2text{$category}) {
	    sprintf(translate($t), $text);
	} else {
	    #-PO: the first %s is the card type (scsi, network, sound,...)
	    #-PO: the second is the vendor+model name