#!/usr/bin/env perl

#
# ChivaNet Moderator Console
#  Copyright (C) 2025 Coherent Logic Development LLC
#
# $Id: modcon,v 1.1 2025/01/30 19:16:06 snw Exp $
#
# Author: Serena Willis <snw@coherent-logic.com>
#
# Licensed AGPL-3.0
#
# $Log: modcon,v $
# Revision 1.1  2025/01/30 19:16:06  snw
# Initial revision
#
#

use REST::Client;
use JSON;
use Getopt::Long;
use Data::Dumper;
use Term::ReadKey;

my $rasurl = '';
my $apikey = '';
my $online = 0;
my $modcon_version = '0.0.1';
my $cnclient = '';
my $rasclient = '';

my $wchar = '';
my $hchar = '';
my $wpixels = '';
my $hpixels = '';

sub list_sso_users {
    $cnclient->GET("/chivanet/users");
    my $ct = 0;
    
    my $json = $cnclient->responseContent();
    my $hashref = decode_json($json);

    if($hashref->{ok} == 1) {
        my $arrayref = $hashref->{users};
        my @users = sort(@{$arrayref});
        
        foreach my $user (@users) {
            print "$user\n";
            $ct = $ct + 1;

            if($ct > $hchar - 2) {
                print "ENTER to continue, Q to quit...";
                my $resp = <STDIN>;
                chomp($resp);
                if($resp eq "Q") {
                    return;
                }
                elsif($resp eq "q") {
                    return;
                }
                $ct = 0;
            }
        }
    }
    else {
        print "RPC error\n";
    }
}

sub list_ras_users {

}

sub prompt {
    
    my $rawcmd = '';
    my $mode = 'SSO';
    my $user = '---';

    while (1) {
        print "MODCON [$mode/$user]> ";
        my $line = <STDIN>;
        chomp($line);
        $rawcmd = $line;
        
        my @cmd = split(' ', $rawcmd);
        
        if ($cmd[0] eq "quit") {
            return;
        }
        elsif ($cmd[0] eq "mode") {
            if($cmd[1] eq "SSO") {
                $mode = "SSO";
                $user = "---";
            }
            elsif ($cmd[1] eq "RAS") {
                $mode = "RAS";
                $user = "---";
            }
            else {
                print "?\n";
            }
        }
        elsif ($cmd[0] eq "list") {
            if($cmd[1] eq "users") {
                if($mode eq "SSO") {
                    list_sso_users();
                }
                elsif($mode eq "RAS") {
                    list_ras_users();
                }
            }
            else {
                print "?\n";
            }
        }
        else {
            print "?\n"
        }
    }

}

sub main {  
    GetOptions("rasurl=s" => \$rasurl,               
               "apikey=s" => \$apikey)
        or die("error in command line arguments");

    ($wchar, $hchar, $wpixels, $hpixels) = GetTerminalSize();
    
    $cnclient = REST::Client->new({
        host => 'https://chivanet.org/rest/api',
        timeout => 10});

    $cnclient->addHeader('Authorization', "Apikey $apikey");

    $rasclient = REST::Client->new({
        host => $rasurl,
        timeout => 10});    
    
    print "ChivaNet MODCON $modcon_version\n";
    print " Copyright (C) 2025 Coherent Logic Development LLC\n\n";
    
    prompt();
    print "Goodbye.\n"
}

main();