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package Fripost::Commands::add_alias;

use 5.010_000;
use strict;
use warnings;
use utf8;

=head1 NAME

add_alias - Add a new virtual alias

=cut

use FindBin qw($Bin);
use lib "$Bin/lib";

use Email::Valid;
use IO::Prompter;
use Fripost::Prompt;
use Fripost::Schema;
use Fripost::Email;

our $VERSION = '0.01';

sub main {
    my $ldap = shift;
    my $conf = shift;

    # Get information
    my $goto = fix_username(shift);
    $goto //= prompt_email("Alias goto address: ", 'is_user');
    my @addr = @_;
    @addr || push @addr, (split /, */, prompt "Alias from address(es): ");


    # Show goto adress
    say "Goto adress: $goto";

    # Show from adresses
    @addr = grep {
        if (Email::Valid->address('fake'.$_)) {
            # Warn if the domain is unknown.
            my $domain = (split /\@/, $_, 2)[1];
            if ($ldap->domain->search({ domain => $domain })->count) {
                1;
            }
            else {
                warn "WARN: Skipping unknown domain `" .$domain. "'.\n";
                undef;
            }
        }
        else {
            warn "WARN: Skipping invalid address `" .$_. "'.\n";
            undef;
        }
    } @addr;
    if (@addr == 0) {
        warn "No valid destination adresses. Aborting...\n";
        exit 1;
    }
    say "From adress(es): " . (join ", ", @addr);
    confirm_or_abort();

    my $msg = new_alias_info_message ($conf, $goto, \@addr);

    ## Insert alias
    for my $addr (@addr) {
    
        my ($u,$d) = split /\@/, $addr, 2;
    
        # Ensure that the alias doesn't already exist.
        my $rs = $ldap->alias->search({ address => $addr });
        if ($rs->count and not (defined $conf->{force})) {
            print STDERR "Error: Alias $addr already exists. ";
            print STDERR "(Targetting to ";
            print STDERR (join ', ', map { $_->{goto} } $rs->entries);
            say STDERR ".)";
            exit 1;
        }
    
        die "Error: Username $addr exists.\n"
            if ($ldap->user->search({ username => $addr })->count);
    
        if ($conf->{pretend}) {
            say STDERR "Did not create alias since we are pretending."
                if $conf->{verbose} or $conf->{debug};
        }
        else {
            $ldap->alias->add({ address => $addr, goto => $goto,
                                isActive => 'TRUE' });
            say "New alias added from $addr to $goto.";
        }
    }

    if ($conf->{pretend}) {
        say STDERR "Did not send confirmation since we are pretending."
            if $conf->{verbose} or $conf->{debug};
    }
    else {
        if (confirm_or_abort("Send confirmation? ")) {
            $msg->send();
            say "Sent confirmation (". (security_status $msg) .").";
        }
    }
}


=head1 AUTHOR

Stefan Kangas C<< <skangas at skangas.se> >>

Guilhem Moulin C<< <guilhem at fripost.org> >>

=head1 COPYRIGHT

Copyright 2010,2011 Stefan Kangas.

Copyright 2012 Guilhem Moulin.

=head1 LICENSE

This program is free software; you can redistribute it and/or modify it
under the same terms as perl itself.

This program 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.

=cut

1; # End of add_alias.pm

__END__