<?php

namespace App\Jobs;

use App\Models\Tool;
use App\Support\FaviconResolver;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Http\Client\Response;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;

class MirrorToolLogo implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    public function __construct(public Tool $tool) {}

    public function handle(FaviconResolver $resolver): void
    {
        $tool = $this->tool->fresh();

        // The tool may have been deleted, or already mirrored by an earlier
        // run of this same job, since this was queued.
        if (! $tool || $tool->hasLocalLogo()) {
            return;
        }

        // logo_url is a hint, not a guarantee -- it's often a guessed
        // `{domain}/favicon.ico` that 404s or isn't actually an image.
        // Fall back to properly resolving the site's real favicon.
        $response = ($tool->logo_url ? $this->fetchImage($tool->logo_url) : null)
            ?? $this->fetchImage($resolver->resolve($tool->url));

        if (! $response) {
            return;
        }

        $extension = match ($response->header('Content-Type')) {
            'image/png' => 'png',
            'image/jpeg' => 'jpg',
            'image/webp' => 'webp',
            'image/x-icon', 'image/vnd.microsoft.icon' => 'ico',
            default => 'png',
        };

        $path = "tools/{$tool->slug}-".Str::random(8).".{$extension}";

        Storage::disk('public')->put($path, $response->body());

        $tool->update(['logo_url' => Storage::disk('public')->url($path)]);
    }

    private function fetchImage(?string $url): ?Response
    {
        if (! $url) {
            return null;
        }

        try {
            $response = Http::timeout(10)->get($url);
        } catch (\Throwable) {
            return null;
        }

        return $response->successful() && str_starts_with((string) $response->header('Content-Type'), 'image/')
            ? $response
            : null;
    }
}