#
# Copyright (C) 2015-2021 Alexis Bienvenüe <paamc@passoire.fr>
#
# This file is part of Auto-Multiple-Choice
#
# Auto-Multiple-Choice is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, either version 2 of
# the License, or (at your option) any later version.
#
# Auto-Multiple-Choice is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Auto-Multiple-Choice.  If not, see
# <http://www.gnu.org/licenses/>.

use warnings;
use 5.012;

package AMC::Print;

use AMC::Basic;

sub new {
    my ( $class, %o ) = @_;
    my $self = {
        method         => 'none',
        useful_options => '',
        error          => '',
    };

    for my $k ( keys %o ) {
        $self->{$k} = $o{$k} if ( defined( $self->{$k} ) );
    }

    bless( $self, $class );
    return $self;
}

# printing-mode selection

sub check_available {
    return ();
}

sub weight {
    return (0);
}

# PRINTING OPTIONS

# returns a list of hashrefs
# {name=>'printer short name',
#  description=>'printer description'}
sub printers_list {
    my ($self) = @_;
    return ();
}

# returns the default printer name
sub default_printer {
    my ($self) = @_;
    my @p = $self->printers_list();
    return ( $p[0]->{name} );
}

# returns a list of hashrefs
# {name=>'option name',
#  description=>'option description',
#  values=>[{name=>'value name',
#            description=>'value description'},
#            ...
#          ],
#  default=>'default value name',
# }
sub printer_options_list {
    my ( $self, $printer ) = @_;
    return ();
}

sub printer_selected_options {
    my ( $self, $printer ) = @_;
    if ( $self->{useful_options} =~ /[^\s]/ ) {
        my $re =
          "(" . join( "|", split( /\s+/, $self->{useful_options} ) ) . ")";
        return ( grep { $_->{name} =~ /^$re$/i }
              ( $self->printer_options_list($printer) ) );
    } else {
        return ();
    }
}

# Builds a Gtk table for printer options
# $table = GtkTable to be modified
# $w = widgets hashref for use with transmet_pref/reprend_pref
# $prefs = AMC::Gui::Prefs object
# $printer = printer name
# $printer_options = current printer options hashref
sub printer_options_table {
    my ( $self, $table, $w, $prefs, $printer, $printer_options ) = @_;

    my @options = $self->printer_selected_options($printer);

    for ( $table->get_children ) {
        $_->destroy();
    }

    my $y = 0;
    my $widget;
    my $renderer;
    for my $o (@options) {
        $table->attach( Gtk3::Label->new( $o->{description} ), 0, $y, 1, 1 );
        $widget   = Gtk3::ComboBox->new();
        $renderer = Gtk3::CellRendererText->new();
        $widget->pack_start( $renderer, Glib::TRUE );
        $widget->add_attribute( $renderer, 'text', COMBO_TEXT );
        $w->{ 'printer_c_' . $o->{name} } = $widget;
        $table->attach( $widget, 1, $y, 1, 1 );
        $y++;

        my %opt_values =
          map { $_->{name} => $_->{description} } @{ $o->{values} };

        $prefs->store_register(
            $o->{name} => cb_model(
                map { ( $_->{name}, $_->{description} ) } @{ $o->{values} }
            )
        );
        my $opt_value = $printer_options->{ $o->{name} };
        if ( !$opt_value || !$opt_values{$opt_value} ) {
            debug "Setting option $o->{name} to default: $o->{default}";
            $printer_options->{ $o->{name} } = $o->{default};
        }
    }
    $table->show_all();
}

# PRINTING

sub select_printer {
    my ( $self, $printer ) = @_;
}

sub set_option {
    my ( $self, $option, $value ) = @_;
}

sub print_file {
    my ( $self, $filename ) = @_;
}

# PRINTER DISPLAY NAME

sub printer_text {
    my ( $self, $printer ) = @_;
    my $t = $printer->{name};
    $t .= " (" . $printer->{description} . ")" if ( $printer->{description} );
    return ($t);
}

1;