<?php

declare(strict_types=1);

namespace Website\Lethean\Controllers;

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

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

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

        return view('lethean::home', [
            'height' => number_format($info['height'] ?? 0),
            'aliases' => count($aliases['aliases'] ?? []),
            'transactions' => number_format($info['tx_count'] ?? 0),
            'difficulty' => [
                'pow' => number_format($info['pow_difficulty'] ?? 0),
                'pos' => $info['pos_difficulty'] ?? '0',
            ],
        ]);
    }

    public function pricing(): \Illuminate\View\View
    {
        return view('lethean::pricing');
    }

    public function sunrise(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $aliases = $result['aliases'] ?? [];

        $reserved = array_filter($aliases, fn ($a) => str_contains($a['comment'] ?? '', 'type=reserved'));
        usort($reserved, fn ($a, $b) => ($a['alias'] ?? '') <=> ($b['alias'] ?? ''));

        return view('lethean::sunrise', [
            'names' => array_values($reserved),
            'total' => count($reserved),
        ]);
    }

    public function about(): \Illuminate\View\View
    {
        return view('lethean::about');
    }

    public function why(): \Illuminate\View\View
    {
        return view('lethean::why');
    }

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

        return view('lethean::network', [
            'info' => $info,
        ]);
    }

    public function servicesLanding(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $aliases = $result['aliases'] ?? [];

        $gateways = array_filter($aliases, fn ($a) => str_contains($a['comment'] ?? '', 'type=gateway'));
        $proxyNodes = array_filter($aliases, fn ($a) =>
            str_contains($a['comment'] ?? '', 'cap=') &&
            (str_contains($a['comment'] ?? '', 'proxy') || str_contains($a['comment'] ?? '', 'vpn'))
        );

        // Enrich with live pairing data where available
        $liveGateways = $this->registry->liveGateways();
        $liveNames = array_column($liveGateways, 'name');

        $enriched = array_map(function ($node) use ($liveNames, $liveGateways) {
            $node['live'] = in_array($node['alias'], $liveNames);
            if ($node['live']) {
                $live = $liveGateways[array_search($node['alias'], $liveNames)];
                $node['region'] = $live['region'] ?? 'unknown';
                $node['load'] = $live['current_load'] ?? 0;
                $node['connections'] = $live['current_connections'] ?? 0;
            }
            return $node;
        }, array_values($proxyNodes));

        return view('lethean::services-landing', [
            'gatewayCount' => count($gateways),
            'proxyNodes' => $enriched,
            'liveCount' => count($liveGateways),
            'totalNames' => count($aliases),
        ]);
    }

    public function sslCertificates(): \Illuminate\View\View
    {
        return view('lethean::services-ssl');
    }

    public function dnsHosting(): \Illuminate\View\View
    {
        return view('lethean::services-dns');
    }

    public function residentialProxy(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $nodes = array_filter($result['aliases'] ?? [], fn ($a) =>
            str_contains($a['comment'] ?? '', 'proxy') || str_contains($a['comment'] ?? '', 'vpn')
        );

        return view('lethean::services-residential', ['nodes' => array_values($nodes)]);
    }

    public function mobileProxy(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $nodes = array_filter($result['aliases'] ?? [], fn ($a) =>
            str_contains($a['comment'] ?? '', 'proxy') || str_contains($a['comment'] ?? '', 'vpn')
        );

        return view('lethean::services-mobile', ['nodes' => array_values($nodes)]);
    }

    public function seoTraffic(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $nodes = array_filter($result['aliases'] ?? [], fn ($a) =>
            str_contains($a['comment'] ?? '', 'proxy') || str_contains($a['comment'] ?? '', 'exit')
        );

        return view('lethean::services-seo', ['nodes' => array_values($nodes)]);
    }

    public function services(): \Illuminate\View\View
    {
        $result = $this->rpc->getAllAliases();
        $aliases = $result['aliases'] ?? [];

        $gateways = [];
        $services = [];
        $exits = [];

        foreach ($aliases as $alias) {
            $comment = $alias['comment'] ?? '';
            if (str_contains($comment, 'type=gateway')) {
                $gateways[] = $alias;
            } elseif (str_contains($comment, 'type=exit')) {
                $exits[] = $alias;
            } elseif (str_contains($comment, 'type=service')) {
                $services[] = $alias;
            }
        }

        return view('lethean::services', [
            'gateways' => $gateways,
            'services' => $services,
            'exits' => $exits,
        ]);
    }
}