<?php

namespace App\Livewire\Ui\System;

use Livewire\Component;
use Illuminate\Support\Facades\Artisan;
use App\Models\Setting;

class StorageCard extends Component
{
    public string $target = '/';

    public ?int $diskTotalGb = null;
    public ?int $diskUsedGb  = null;   // inkl. Reserve (passt zum Donut)
    public ?int $diskFreeGb  = null;   // wird unten auf free_plus_reserve_gb gesetzt

    public array $diskSegments = [];
    public int   $diskSegOuterRadius = 92;
    public int   $diskInnerSize      = 160;
    public array $diskCenterText     = ['percent' => '–', 'label' => 'SPEICHER BELEGT'];
    public ?string $measuredAt = null;

    protected int $segCount = 48;

    public function mount(string $target = '/'): void
    {
        $this->target = $target ?: '/';
        $this->loadFromSettings();
    }

    public function render() { return view('livewire.ui.system.storage-card'); }

    public function refresh(): void
    {
        Artisan::call('health:probe-disk', ['target' => $this->target]);
        $this->loadFromSettings();
    }

    protected function loadFromSettings(): void
    {
        $disk = Setting::get('health.disk', []);
        if (!is_array($disk) || empty($disk)) return;

        $this->diskTotalGb = $disk['total_gb']             ?? null;
        $this->diskUsedGb  = $disk['used_gb']              ?? null;
        $this->diskFreeGb  = $disk['free_gb'] ?? ($disk['free_plus_reserve_gb'] ?? null);

        $percent = $disk['percent_used_total'] ?? null;
        $this->diskCenterText = [
            'percent' => is_numeric($percent) ? $percent.'%' : '–',
            'label'   => 'SPEICHER BELEGT',
        ];
        $this->diskSegments = $this->buildSegments($percent);

        $this->measuredAt = Setting::get('health.disk_updated_at', null);
    }

    protected function buildSegments(?int $percent): array
    {
        $segments = [];
        $active   = is_int($percent) ? (int) round($this->segCount * $percent / 100) : 0;

        $activeClass = match (true) {
            !is_int($percent) => 'bg-white/15',
            $percent >= 90    => 'bg-rose-400',
            $percent >= 70    => 'bg-amber-300',
            default           => 'bg-emerald-400',
        };

        for ($i = 0; $i < $this->segCount; $i++) {
            $angle = (360 / $this->segCount) * $i - 90;
            $segments[] = ['angle' => $angle, 'class' => $i < $active ? $activeClass : 'bg-white/15'];
        }
        return $segments;
    }
}