<?php

namespace App\Filament\Widgets;

use App\Services\PrometheusService;
use Filament\Widgets\Widget;

class PrometheusMetrics extends Widget
{
    protected static string $view = 'filament.widgets.prometheus-metrics';

    protected function getViewData(): array
    {
        $prometheus = new PrometheusService();

        $currentMemoryUsage = $prometheus->query('(1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes)) * 100');
        $memoryUsageRange = $prometheus->queryRange(
            '(1 - (avg_over_time(node_memory_MemAvailable_bytes[1h]) / avg_over_time(node_memory_MemTotal_bytes[1h]))) * 100',
            now()->subHour()->timestamp,
            now()->timestamp,
            60
        );

        return [
            'currentMemoryUsage' => $currentMemoryUsage,
            'memoryUsageRange' => $memoryUsageRange,
        ];
    }
}