<?php

namespace App\Vito\Plugins\LiittleCookie\VitoTechnitiumDns\Services;

use Illuminate\Http\Client\PendingRequest;
use Illuminate\Http\Client\Response;
use Illuminate\Support\Facades\Http;

class TechnitiumClient
{
    public function __construct(
        private readonly string $serverUrl,
        private readonly string $apiToken,
    ) {}

    public static function fromCredentials(array $credentials): self
    {
        return new self(
            serverUrl: rtrim($credentials['server_url'], '/'),
            apiToken: $credentials['api_token'],
        );
    }

    /**
     * Perform a GET request to the Technitium API.
     * The token is always appended as a query parameter.
     */
    public function get(string $endpoint, array $params = []): Response
    {
        $params['token'] = $this->apiToken;

        return $this->client()->get($this->url($endpoint), $params);
    }

    /**
     * Perform a POST request to the Technitium API.
     * The token is included in the form data.
     */
    public function post(string $endpoint, array $data = []): Response
    {
        $data['token'] = $this->apiToken;

        return $this->client()
            ->asForm()
            ->post($this->url($endpoint), $data);
    }

    /**
     * Check if the API response indicates success.
     * Technitium uses {"status": "ok"} for successful responses.
     */
    public function isSuccessful(Response $response): bool
    {
        return $response->successful() && $response->json('status') === 'ok';
    }

    /**
     * Extract the response payload from a Technitium API response.
     * Data lives under the "response" key.
     */
    public function responseData(Response $response, ?string $key = null): mixed
    {
        $data = $response->json('response');

        if ($key !== null) {
            return $data[$key] ?? null;
        }

        return $data;
    }

    private function client(): PendingRequest
    {
        return Http::timeout(15)->connectTimeout(5);
    }

    private function url(string $endpoint): string
    {
        return $this->serverUrl.'/api/'.ltrim($endpoint, '/');
    }
}