# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This Source Code Form is "Incompatible With Secondary Licenses", as
# defined by the Mozilla Public License, v. 2.0.

package Bugzilla::Config::Admin;

use 5.10.1;
use strict;
use warnings;

use Bugzilla::Config::Common;
use JSON::XS qw(decode_json encode_json);
use List::MoreUtils qw(all);
use Scalar::Util qw(looks_like_number);

our $sortkey = 200;

sub get_param_list {
    my $class      = shift;
    my @param_list = (
        {
            name    => 'allowbugdeletion',
            type    => 'b',
            default => 0
        },

        {
            name    => 'allowemailchange',
            type    => 'b',
            default => 1
        },

        {
            name    => 'allowuserdeletion',
            type    => 'b',
            default => 0
        },

        {
            name    => 'last_visit_keep_days',
            type    => 't',
            default => 10,
            checker => \&check_numeric
        },

        {
            name    => 'rate_limit_active',
            type    => 'b',
            default => 1,
        },

        {
            name    => 'rate_limit_rules',
            type    => 'l',
            default => '{"get_bug": [75, 60], "show_bug": [75, 60], "github": [10, 60]}',
            checker => \&check_rate_limit_rules,
            updater => \&update_rate_limit_rules,
        },

        {
            name    => 'log_user_requests',
            type    => 'b',
            default => 0,
        }
    );
    return @param_list;
}

sub check_rate_limit_rules {
    my $rules = shift;

    my $val = eval { decode_json($rules) };
    return "failed to parse json" unless defined $val;
    return "value is not HASH"    unless ref $val && ref($val) eq 'HASH';
    return "rules are invalid"    unless all {
        ref($_) eq 'ARRAY' && looks_like_number( $_->[0] ) && looks_like_number( $_->[1] )
    } values %$val;

    foreach my $required (qw( show_bug get_bug github )) {
        return "missing $required" unless exists $val->{$required};
    }

    return "";
}

sub update_rate_limit_rules {
    my ($rules) = @_;
    my $val = decode_json($rules);
    $val->{github} = [10, 60];
    return encode_json($val);
}

1;