use Modern::Perl;
use utf8;

use Mojo::AsyncAwait;
use Data::Dumper;

sub bdcom_extract_onu_num {
    my $onu_name = shift;

    $onu_name =~ m|EPON0/\d+:(\d+)|;

    return $1;
}

sub bdcom_extract_onu_info {
    my @lines = @_;

    return map([substr($_, 0, 11), split(' ', substr($_, 11, -1))], @lines[3..@lines-3]);
}

async bdcom_login => sub {
    my $t        = shift;
    my $login    = shift;
    my $password = shift;

    await $t->connect;

    await $t->reply(qr/Username:/, $login);
    await $t->reply(qr/Password:/, $password);

    my @greeting = await $t->waitfor(qr/>/);
    my $version = "C";

    for (@greeting)
    {
        $version = $1 if /Welcome to BDCOM P3310(\w)/;
    }

    $t->print("enable");

    my @next = await $t->waitfor(qr/#|password:/);

    if (grep {$_ =~ /password:/} @next)
    {
        $t->print($password);
        await $t->waitfor(qr/#/);
    }

    $t->prompt(qr/#/);

    await $t->cmd("terminal length 0");
    await $t->cmd("terminal width 200");

};

async bdcom_inspect => sub
{
    my $ip = shift;
    my $login = shift;
    my $password = shift;
    my $tree = shift;

  ############################

    my $t = new telnet($ip);
#  $t->debug(1);
    await bdcom_login($t, $login, $password);

  #######################

    my @inactive_onu = await $t->cmd("show epon inactive-onu interface ePON 0/$tree");
    $inactive_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $inactive_count = $1 || "?";
    if (@inactive_onu <= 1) {
        $inactive_count = 0;
    }

    my @active_onu = await $t->cmd("show epon active-onu interface ePON 0/$tree");
    $active_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $active_count = $1 || "?";
    if (@active_onu <= 1) {
        $active_count = 0;
    }

    my $total_count = $active_count + $inactive_count;

    $t->close;

    my $res = "Всего: $total_count
Количество активных ONU: $active_count
Количество неактивных ONU: $inactive_count
\n";

    my @in_onu_info = bdcom_extract_onu_info(@inactive_onu);
    my @compact_in_onu_info = map( [bdcom_extract_onu_num(@$_[0]), @$_[1]], @in_onu_info );
    @compact_in_onu_info = map( join(" ", @$_), @compact_in_onu_info);

    say Dumper @active_onu;
    my @a_onu_info = bdcom_extract_onu_info(@active_onu);
    say "test2";
    my @compact_a_onu_info = map( [bdcom_extract_onu_num(@$_[0]), @$_[1]], @a_onu_info );
    @compact_a_onu_info = map( join(" ", @$_), @compact_a_onu_info);

    $res = $res . "Неактивные ONU:\n" . join("\n", @compact_in_onu_info) . "\n\n";

    $res = $res . "Активные ONU:\n" . join("\n", @compact_a_onu_info);

    return $res;
};

async bdcom_onu => sub
{
    my $ip = shift;
    my $login = shift;
    my $password = shift;
    my $tree = shift;

  ############################

    my $t = new telnet($ip);
#  $t->debug(1);

    await bdcom_login($t, $login, $password);

    #######################
    my @inactive_onu = await $t->cmd("show epon inactive-onu interface ePON 0/$tree");
    $inactive_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $inactive_count = $1 || "?";
    if (@inactive_onu <= 1) {
        $inactive_count = 0;
    }

    $t->prompt(qr/#/);

    my @active_onu = await $t->cmd("show epon active-onu interface ePON 0/$tree");
    $active_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $active_count = $1 || "?";
    if (@active_onu <= 1) {
        $active_count = 0;
    }


    my $total_count = $active_count + $inactive_count;

    $t->close;

    my $res = "Всего: $total_count
Количество активных ONU: $active_count
Количество неактивных ONU: $inactive_count
\n";

    return $res;
};

async bdcom_purge => sub
{
    my $ip = shift;
    my $login = shift;
    my $password = shift;
    my $tree = shift;

  ############################

    my $t = new telnet($ip);
#    $t->debug(1);

    await bdcom_login($t, $login, $password);

  #######################

    my @inactive_onu = await $t->cmd("show epon inactive-onu interface ePON 0/$tree");
    $inactive_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $inactive_count = $1 || "?";
    if (@inactive_onu <= 1) {
        $inactive_count = 0;
    }

    my @active_onu = await $t->cmd("show epon active-onu interface ePON 0/$tree");
    $active_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    my $active_count = $1 || "?";
    if (@active_onu <= 1) {
        $active_count = 0;
    }

    my $total_count = $active_count + $inactive_count;

    if ($inactive_count == 0) {
        $t->close;
        return "Нечего чистить";
    }

    await $t->cmd("config");
    await $t->cmd("interface EPON0/$tree");

    my @in_onu_info = bdcom_extract_onu_info(@inactive_onu);
    my @compact_in_onu_info = map( [bdcom_extract_onu_num(@$_[0]), @$_[1]], @in_onu_info );

    foreach my $i ( @compact_in_onu_info ) {
        say Dumper @$i[1];
        my $onu_mac = @$i[1];
        my @tmp = await $t->cmd("no epon bind-onu mac $onu_mac");
        say Dumper @tmp;
    }

    my @deleted_onu = map( join(" ", @$_), @compact_in_onu_info);

    await $t->cmd("exit");

    @inactive_onu = await $t->cmd("show epon inactive-onu interface ePON 0/$tree");
    $inactive_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    $inactive_count = $1 || "?";
    if (@inactive_onu <= 1) {
        $inactive_count = 0;
    }

    @active_onu = await $t->cmd("show epon active-onu interface ePON 0/$tree");
    $active_onu[0] =~ m|Interface EPON0/\d+ has bound (\d+)|;
    $active_count = $1 || "?";
    if (@active_onu <= 1) {
        $active_count = 0;
    }

    $total_count = $active_count + $inactive_count;

    await $t->cmd("write all");

    $t->close;

    my $res = "После чистки осталось ONU: $total_count
Количество активных ONU: $active_count
Количество неактивных ONU: $inactive_count
\n";

    $res = $res . "Удалённые ONU:\n" . join("\n", @deleted_onu) if @deleted_onu > 0;

    return $res;
};


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