<?php

namespace App\Console\Commands;

use App\Models\Peer;
use App\Models\User;
use App\Models\VPN;
use App\Models\VPNAccess;
use App\Services\WGRest;
use Illuminate\Console\Command;
use IPTools\Network;

class ImportPeers extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'wgrest:import-peers';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Get All Peers for all Devices';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @param WGRest $wgrest
     * @return int
     */
    public function handle(WGRest $wgrest)
    {
       $vpns = VPN::query()->get();
       foreach ($vpns as $vpn) {
           $internalPeers = Peer::query()->where("vpn_id", "=", $vpn->id)->get();
           $this->info("Import for ".$vpn->name);
           $knownpeers=[];
           foreach ($internalPeers as $p) {
               $knownpeers[] = $p->public_key;
           }

           $peers = $wgrest->getPeers($vpn->name);
           foreach ($peers as $peer) {
               if(!in_array($peer["public_key"], $knownpeers)) {
                   $this->info("Import ".$peer["public_key"]);
                   $peerToSave = new Peer();
                   $peerToSave->name = "import";
                   $peerToSave->public_key = $peer["public_key"];
                   $peerToSave->allowed_ips = implode(",", $peer["allowed_ips"]);
                   if(isset($peer["preshared_key"])) {
                       $peerToSave->preshared_key = $peer["preshared_key"];
                   }

                   if(count($peer["allowed_ips"]) == 1) {
                       $n = Network::parse($peer["allowed_ips"][0]);
                       if((string)$n->getNetmask()=="255.255.255.255") {
                           $peerToSave->ip = (string)$n->getIP();
                           $peerToSave->allowed_ips = null;
                       }
                   }

                   $peerToSave->imported = true;
                   $peerToSave->vpn_id = $vpn->id;
                   $peerToSave->saveOrFail();
               }
           }

       }
    }
}