<?php

namespace Modules\Core\Shipping\Carriers\Acs;

use Illuminate\Http\Client\Response;
use Modules\Core\Shipping\Carriers\Acs\Exceptions\AcsApiException;

class AcsResponse
{
    private function __construct(
        public readonly bool $hasError,
        public readonly ?string $errorMessage,
        public readonly array $valueOutput,
        public readonly array $tableOutput,
    ) {}

    public static function fromHttpResponse(Response $response): self
    {
        $body = $response->json() ?? [];

        // ACS's own JSON key is misspelled ("Responce") — preserved here verbatim.
        $output = $body['ACSOutputResponce'] ?? [];

        return new self(
            hasError: (bool) ($body['ACSExecution_HasError'] ?? ! $response->successful()),
            errorMessage: $body['ACSExecutionErrorMessage'] ?? null,
            valueOutput: $output['ACSValueOutput'][0] ?? [],
            tableOutput: $output['ACSTableOutput'] ?? [],
        );
    }

    public function throwIfError(): self
    {
        if ($this->hasError) {
            throw new AcsApiException(
                $this->errorMessage ?? ($this->valueOutput['Error_Message'] ?? 'Unknown ACS API error'),
                $this->tableOutput,
            );
        }

        return $this;
    }
}