<?php

namespace App\Livewire\Servers;

use App\Models\Server;
use Livewire\Attributes\Layout;
use Livewire\Attributes\On;
use Livewire\Attributes\Title;
use Livewire\Component;

#[Layout('layouts.app')]
#[Title('Server-Details — Clusev')]
class Show extends Component
{
    /** Route-model-bound by uuid (R11). */
    public Server $server;

    /**
     * Mock data below. The SSH layer (phpseclib exec + SFTP) replaces these later;
     * shapes mirror what SshClient/FleetService will return.
     */
    public array $volumes = [];

    public array $interfaces = [];

    public array $hardening = [];

    public array $sshKeys = [];

    public function mount(): void
    {
        $this->volumes = [
            ['mount' => '/',         'fs' => 'ext4', 'size' => '40 GB',  'used' => 62],
            ['mount' => '/var',      'fs' => 'ext4', 'size' => '80 GB',  'used' => 78],
            ['mount' => '/var/log',  'fs' => 'ext4', 'size' => '10 GB',  'used' => 41],
            ['mount' => '/boot',     'fs' => 'ext2', 'size' => '512 MB', 'used' => 23],
            ['mount' => '/srv/data', 'fs' => 'xfs',  'size' => '500 GB', 'used' => 91],
        ];

        $this->interfaces = [
            ['name' => 'eth0', 'ip' => '10.10.90.136', 'mac' => '52:54:00:a1:9c:3e', 'rx' => '1.42 TB', 'tx' => '318 GB'],
            ['name' => 'eth1', 'ip' => '10.20.0.4',    'mac' => '52:54:00:b7:11:02', 'rx' => '94.1 GB', 'tx' => '57.8 GB'],
            ['name' => 'wg0',  'ip' => '10.99.0.1',    'mac' => '—',                 'rx' => '12.3 GB', 'tx' => '8.91 GB'],
            ['name' => 'lo',   'ip' => '127.0.0.1',    'mac' => '—',                 'rx' => '4.10 GB', 'tx' => '4.10 GB'],
        ];

        $this->hardening = [
            ['label' => 'SSH-Root-Login deaktiviert', 'detail' => 'PermitRootLogin no',         'status' => 'online'],
            ['label' => 'fail2ban aktiv',             'detail' => 'fail2ban.service · läuft',    'status' => 'online'],
            ['label' => 'UFW aktiv',                  'detail' => 'ufw status · inactive',       'status' => 'offline'],
            ['label' => 'Automatische Updates',       'detail' => 'unattended-upgrades · läuft', 'status' => 'online'],
        ];

        $this->sshKeys = [
            ['comment' => 'admin@clusev',   'type' => 'ed25519',  'fingerprint' => 'SHA256:7Xq2c1f9Hn0pL3kVtY8zR4mB6dWqUe2sJ1aKxN0oPq'],
            ['comment' => 'deploy@ci',      'type' => 'ed25519',  'fingerprint' => 'SHA256:9Az4Db8Fc2Ge6Hj0kL3Mn7Op1Qr5St9Uv3Wx7Yz1A'],
            ['comment' => 'backup@offsite', 'type' => 'rsa-4096', 'fingerprint' => 'SHA256:Kp3Lm9Nq2Rs5Tv8Wx1Yz4Ab7Cd0Ef3Gh6Ij9Kl2Mn'],
        ];
    }

    /**
     * Revoke an SSH key (R5): opens the confirm modal, which writes the
     * AuditEvent and re-dispatches `keyRemoved`. SSH layer removal lands later.
     */
    public function confirmKeyRemoval(string $fingerprint, string $comment): void
    {
        $this->dispatch('openModal',
            component: 'modals.confirm-action',
            arguments: [
                'heading' => 'SSH-Schlüssel entfernen',
                'body' => "Der Schlüssel „{$comment}“ verliert den Zugang zu {$this->server->name}.",
                'confirmLabel' => 'Entfernen',
                'danger' => true,
                'icon' => 'trash',
                'auditAction' => 'ssh_key.remove',
                'auditTarget' => "{$comment} · {$this->server->name}",
                'serverId' => $this->server->id,
                'event' => 'keyRemoved',
                'params' => ['fingerprint' => $fingerprint],
                'notify' => "Schlüssel „{$comment}“ entfernt.",
            ],
        );
    }

    /** Applies the confirmed key removal (mock until SSH layer lands). */
    #[On('keyRemoved')]
    public function removeKey(string $fingerprint): void
    {
        $this->sshKeys = array_values(array_filter(
            $this->sshKeys,
            fn (array $k): bool => $k['fingerprint'] !== $fingerprint,
        ));
    }

    public function render()
    {
        return view('livewire.servers.show');
    }
}