<?php

declare(strict_types=1);

namespace App\Filament\Pages\Radio;

use App\Models\Miscellaneous\WebsiteSetting;
use App\Services\StreamMonitoringService;
use Filament\Actions\Action;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Components\Toggle;
use Filament\Forms\Concerns\InteractsWithForms;
use Filament\Forms\Contracts\HasForms;
use Filament\Notifications\Notification;
use Filament\Pages\Page;
use Filament\Schemas\Components\Section;
use Filament\Schemas\Components\Tabs;
use Filament\Schemas\Components\Tabs\Tab;
use Filament\Schemas\Schema;
use Illuminate\Support\Facades\Http;

final class StreamMonitoring extends Page implements HasForms
{
    use InteractsWithForms;

    #[\Override]
    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-signal';

    #[\Override]
    protected static string|\UnitEnum|null $navigationGroup = 'Radio';

    #[\Override]
    protected static ?string $navigationLabel = null;

    #[\Override]
    public static function getNavigationLabel(): string
    {
        return __('Stream Status');
    }

    #[\Override]
    protected static ?string $title = 'Stream Monitoring';

    #[\Override]
    protected string $view = 'filament.pages.radio.stream-monitoring';

    /** @var array<string, mixed> */
    public array $data = [];

    private StreamMonitoringService $monitoringService;

    public function __construct()
    {
        $this->monitoringService = new StreamMonitoringService;
    }

    public function mount(): void
    {
        $this->fillForm();
    }

    protected function fillForm(): void
    {
        $this->data = [
            'radio_stream_url' => $this->getSetting('radio_stream_url', ''),
            'radio_monitoring_enabled' => $this->getSettingBool('radio_monitoring_enabled'),
            'radio_monitoring_interval' => (int) $this->getSetting('radio_monitoring_interval', '5'),
            'radio_alert_email' => $this->getSetting('radio_alert_email', ''),
            'radio_alert_enabled' => $this->getSettingBool('radio_alert_enabled'),
        ];
    }

    public function form(Schema $schema): Schema
    {
        return $schema
            ->components([
                Tabs::make('Monitoring')
                    ->tabs([
                        Tab::make('Huidige Status')
                            ->icon('heroicon-o-signal')
                            ->schema([
                                Section::make('Stream Status')
                                    ->description('Real-time stream monitoring')
                                    ->columns(2)
                                    ->headerActions([
                                        Action::make('refresh')
                                            ->label('Vernieuwen')
                                            ->action('refreshStatus')
                                            ->color('primary')
                                            ->icon('heroicon-o-arrow-path'),
                                    ])
                                    ->schema([
                                        Section::make('Info')
                                            ->description('Stream informatie')
                                            ->columns(1)
                                            ->schema([
                                                TextInput::make('status.online')
                                                    ->label('Status')
                                                    ->disabled(),
                                                TextInput::make('status.listeners')
                                                    ->label('Luisteraars')
                                                    ->disabled(),
                                                TextInput::make('status.bitrate')
                                                    ->label('Bitrate')
                                                    ->disabled(),
                                                TextInput::make('status.format')
                                                    ->label('Formaat')
                                                    ->disabled(),
                                                TextInput::make('status.server')
                                                    ->label('Server')
                                                    ->disabled(),
                                            ]),
                                    ]),
                                Section::make('Uptime')
                                    ->description('Uptime statistieken')
                                    ->columns(2)
                                    ->schema([
                                        TextInput::make('uptime.last_online')
                                            ->label('Laatst Online')
                                            ->disabled(),
                                        TextInput::make('uptime.uptime_pct')
                                            ->label('Uptime %')
                                            ->disabled(),
                                    ]),
                            ]),
                        Tab::make('Instellingen')
                            ->icon('heroicon-o-cog-6-tooth')
                            ->schema([
                                Section::make('Monitoring Configuratie')
                                    ->description('Configureer monitoring')
                                    ->columns(2)
                                    ->headerActions([
                                        Action::make('save_monitoring')
                                            ->label('Opslaan')
                                            ->action('saveMonitoring')
                                            ->color('primary'),
                                    ])
                                    ->schema([
                                        Toggle::make('radio_monitoring_enabled')
                                            ->label('Monitoring Inschakelen')
                                            ->columnSpanFull(),
                                        TextInput::make('radio_monitoring_interval')
                                            ->label('Check Interval (minuten)')
                                            ->numeric()
                                            ->default(5),
                                    ]),
                                Section::make('Alert Instellingen')
                                    ->description('Alert e-mails')
                                    ->columns(2)
                                    ->headerActions([
                                        Action::make('test_alert')
                                            ->label('Test Alert')
                                            ->action('testAlert')
                                            ->color('info'),
                                    ])
                                    ->schema([
                                        Toggle::make('radio_alert_enabled')
                                            ->label('Alerts Inschakelen')
                                            ->columnSpanFull(),
                                        TextInput::make('radio_alert_email')
                                            ->label('Alert E-mail')
                                            ->email()
                                            ->placeholder('admin@jouwdomein.nl'),
                                    ]),
                                Section::make('Stream URL')
                                    ->description('Stream configuratie')
                                    ->columns(1)
                                    ->schema([
                                        TextInput::make('radio_stream_url')
                                            ->label('Stream URL')
                                            ->url()
                                            ->placeholder('https://radio.nl/stream')
                                            ->columnSpanFull(),
                                        Action::make('test_stream')
                                            ->label('Test Stream')
                                            ->action('testStream')
                                            ->color('success'),
                                    ]),
                            ]),
                    ]),
            ])
            ->statePath('data');
    }

    public function refreshStatus(): void
    {
        $status = $this->monitoringService->getStatus();

        $this->data['status'] = [
            'online' => $status['online'] ? 'Online' : 'Offline',
            'listeners' => $status['listeners'],
            'bitrate' => $status['bitrate'] ? $status['bitrate'] . ' kbps' : 'N/A',
            'format' => $status['format'] ?? 'N/A',
            'server' => $status['server_type'] ?? 'N/A',
        ];

        $uptime = $this->monitoringService->getUptime();

        $this->data['uptime'] = [
            'last_online' => $uptime['last_online_human'] ?? 'Nooit',
            'uptime_pct' => ($uptime['uptime_percentage'] ?? 0) . '%',
        ];

        $this->fillForm();

        Notification::make()
            ->success()
            ->title('Status Vernieuwd')
            ->body($status['online'] ? 'Stream is Online' : 'Stream is Offline')
            ->send();
    }

    public function saveMonitoring(): void
    {
        $keys = [
            'radio_monitoring_enabled', 'radio_monitoring_interval',
            'radio_alert_enabled', 'radio_alert_email',
        ];

        foreach ($keys as $key) {
            $value = $this->data[$key] ?? '';

            if (in_array($key, ['radio_monitoring_enabled', 'radio_alert_enabled'])) {
                $dbValue = $value ? '1' : '0';
            } else {
                $dbValue = (string) $value;
            }

            WebsiteSetting::updateOrCreate(['key' => $key], ['value' => $dbValue]);
        }

        $this->fillForm();

        Notification::make()
            ->success()
            ->title(__('Saved'))
            ->body('Monitoring instellingen zijn bijgewerkt!')
            ->send();
    }

    public function testStream(): void
    {
        $url = $this->data['radio_stream_url'] ?? '';

        if (empty($url)) {
            Notification::make()
                ->warning()
                ->title('URL Ontbreekt')
                ->body('Voer eerst een stream URL in.')
                ->send();

            return;
        }

        try {
            $response = Http::timeout(10)->head($url);

            if ($response->successful()) {
                Notification::make()
                    ->success()
                    ->title('Stream Bereikbaar!')
                    ->body('De stream URL is correct.')
                    ->send();
            } else {
                Notification::make()
                    ->danger()
                    ->title('Stream Niet Bereikbaar')
                    ->body('Status: ' . $response->status())
                    ->send();
            }
        } catch (\Exception $e) {
            Notification::make()
                ->danger()
                ->title('Verbindingsfout')
                ->body($e->getMessage())
                ->send();
        }
    }

    public function testAlert(): void
    {
        $email = $this->data['radio_alert_email'] ?? '';

        if (empty($email) || ! filter_var($email, FILTER_VALIDATE_EMAIL)) {
            Notification::make()
                ->warning()
                ->title('Ongeldig E-mail')
                ->body('Voer een geldig e-mailadres in.')
                ->send();

            return;
        }

        Notification::make()
            ->info()
            ->title('Test Alert')
            ->body('Test alert zou verstuurd moeten worden.')
            ->send();
    }

    private function getSettingBool(string $key): bool
    {
        return (bool) WebsiteSetting::where('key', $key)->first()?->value;
    }

    private function getSetting(string $key, string $default = ''): string
    {
        return WebsiteSetting::where('key', $key)->first()?->value ?? $default;
    }
}