<?php

declare(strict_types=1);

namespace Mod\Home\Controllers;

use Illuminate\Routing\Controller;
use Mod\Chain\Services\DaemonRpc;

/**
 * lthn.io landing page.
 *
 *   GET / — ecosystem overview with live chain stats
 */
class HomeController extends Controller
{
    public function __construct(
        private readonly DaemonRpc $rpc,
    ) {}

    public function index(): \Illuminate\View\View
    {
        $info = $this->rpc->getInfo();
        $aliases = $this->rpc->getAllAliases();

        return view('home::index', [
            'height' => $info['height'] ?? 0,
            'aliases' => count($aliases['aliases'] ?? []),
            'transactions' => $info['tx_count'] ?? 0,
            'hashrate' => $info['current_network_hashrate_350'] ?? 0,
            'difficulty' => [
                'pow' => $info['pow_difficulty'] ?? 0,
                'pos' => $info['pos_difficulty'] ?? '0',
            ],
            'services' => $this->countServicesByType($aliases['aliases'] ?? []),
        ]);
    }

    private function countServicesByType(array $aliases): array
    {
        $counts = ['gateway' => 0, 'service' => 0, 'exit' => 0, 'user' => 0];

        foreach ($aliases as $alias) {
            $comment = $alias['comment'] ?? '';
            if (str_contains($comment, 'type=gateway')) {
                $counts['gateway']++;
            } elseif (str_contains($comment, 'type=exit')) {
                $counts['exit']++;
            } elseif (str_contains($comment, 'type=service')) {
                $counts['service']++;
            } else {
                $counts['user']++;
            }
        }

        return $counts;
    }
}