<?php

namespace App\Services;

use Illuminate\Support\Facades\Http;
use RuntimeException;

class DryerClient
{
    public function __construct(private IntegrationSettings $settings) {}

    public function configured(): bool
    {
        $settings = $this->settings->for('dryer');

        return filled($settings['url'] ?? null) && filled($settings['api_key'] ?? null);
    }

    public function dashboardUrl(): string
    {
        $url = rtrim((string) ($this->settings->for('dryer')['url'] ?? ''), '/');

        return preg_replace('#/api/v1$#', '', $url) ?? $url;
    }

    private function apiKey(): string
    {
        return (string) ($this->settings->for('dryer')['api_key'] ?? '');
    }

    private function url(string $path): string
    {
        $base = $this->settings->for('dryer')['url'] ?? null;
        if (! $this->configured()) {
            throw new RuntimeException('Dryer URL and API key must be configured.');
        }

        $base = rtrim($base, '/');
        if (! str_ends_with($base, '/api/v1')) {
            $base .= '/api/v1';
        }

        return $base.'/'.$path;
    }

    public function status(): array
    {
        return Http::withHeaders(['X-API-Key' => $this->apiKey()])->acceptJson()
            ->connectTimeout(3)->timeout(7)->get($this->url('status'))->throw()->json() ?? [];
    }

    public function history(): array
    {
        return Http::withHeaders(['X-API-Key' => $this->apiKey()])->acceptJson()
            ->connectTimeout(3)->timeout(7)->get($this->url('history'), ['limit' => 60])->throw()->json() ?? [];
    }

    public function start(string $profile, int $targetTemperature, int $dryingTime): array
    {
        return $this->command('cycles/start', [
            'profile' => $profile, 'targetC' => $targetTemperature, 'durationMinutes' => $dryingTime,
        ]);
    }

    public function stop(): array
    {
        return $this->command('cycles/stop');
    }

    public function acknowledge(): array
    {
        return $this->command('faults/acknowledge');
    }

    private function command(string $path, array $payload = []): array
    {
        return Http::withHeaders(['X-API-Key' => $this->apiKey()])->acceptJson()
            ->connectTimeout(3)->timeout(7)->post($this->url($path), [
                'requestId' => 'dashboard-'.bin2hex(random_bytes(12)), ...$payload,
            ])->throw()->json() ?? [];
    }
}