<?php

namespace Aws\Api\ErrorParser;

use Aws\Api\Parser\JsonParser;
use Aws\Api\Service;
use Aws\CommandInterface;
use Psr\Http\Message\ResponseInterface;

/**
 * Parsers JSON-RPC errors.
 */
class JsonRpcErrorParser extends AbstractErrorParser {
	use JsonParserTrait;

	public function __construct( Service $api = null, JsonParser $parser = null ) {
		parent::__construct( $api );
		$this->parser = $parser ?: new JsonParser();
	}

	public function __invoke(
		ResponseInterface $response,
		CommandInterface $command = null
	) {
		$data = $this->genericHandler( $response );

		// Make the casing consistent across services.
		if ( $data['parsed'] ) {
			$data['parsed'] = array_change_key_case( $data['parsed'] );
		}

		if ( isset( $data['parsed']['__type'] ) ) {
			$parts           = explode( '#', $data['parsed']['__type'] );
			$data['code']    = isset( $parts[1] ) ? $parts[1] : $parts[0];
			$data['message'] = isset( $data['parsed']['message'] )
				? $data['parsed']['message']
				: null;
		}

		$this->populateShape( $data, $response, $command );

		return $data;
	}
}
