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#
# This file is part of App-Cme
#
# This software is Copyright (c) 2014-2022 by Dominique Dumont <ddumont@cpan.org>.
#
# This is free software, licensed under:
#
#   The GNU Lesser General Public License, Version 2.1, February 1999
#
# ABSTRACT: Migrate the configuration of an application

package App::Cme::Command::migrate ;
$App::Cme::Command::migrate::VERSION = '1.047';
use strict;
use warnings;
use 5.10.1;

use App::Cme -command ;

use base qw/App::Cme::Common/;

use Config::Model::ObjTreeScanner;

sub validate_args {
    my ($self, $opt, $args) = @_;
    $self->check_unknown_args($args);
    $self->process_args($opt,$args);
    return;
}

sub opt_spec {
    my ( $class, $app ) = @_;
    return (
        [ "backup:s"  => "Create a backup of configuration files before saving." ],
        $class->cme_global_options,
    );
}

sub usage_desc {
  my ($self) = @_;
  my $desc = $self->SUPER::usage_desc; # "%c COMMAND %o"
  return "$desc [application] [file ]";
}

sub description {
    my ($self) = @_;
    return $self->get_documentation;
}

sub execute {
    my ($self, $opt, $args) = @_;

    my ($model, $inst, $root) = $self->init_cme($opt,$args);

    $root->migrate;

    # force save to reformat or apply minor changes brought by model
    $opt->{save} = 1 ;

    $self->save($inst,$opt) ;
    return;
}

1;

__END__

=pod

=encoding UTF-8

=head1 NAME

App::Cme::Command::migrate - Migrate the configuration of an application

=head1 VERSION

version 1.047

=head1 SYNOPSIS

  # check dpkg files, update deprecated parameters and save
  cme migrate dpkg