WMDE\Fundraising\Frontend\Infrastructure\JsonStringReader

Complexity

Total Complexity

7

Size/Duplication

Total Lines	30
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	getJsonFile()	0	2	1
A	isJsonValid()	0	3	1
A	readAndValidateJson()	0	6	3
A	__construct()	0	3	1
A	isJsonEmpty()	0	2	1

<?php

declare(strict_types = 1);

namespace WMDE\Fundraising\Frontend\Infrastructure;

use FileFetcher\FileFetcher;

class JsonStringReader {

	private $file;
	private $fileFetcher;
	private $json;

	public function __construct( string $file, FileFetcher $fileFetcher ) {
		$this->file = $file;
		$this->fileFetcher = $fileFetcher;
	}

	private function getJsonFile(): string {
		return $this->fileFetcher->fetchFile( $this->file );
	}

	private function isJsonEmpty(): bool {
		return $this->json === '';
	}

	private function isJsonValid(): bool {
		json_decode( $this->json );
		return json_last_error() === JSON_ERROR_NONE;
	}

	public function readAndValidateJson(): string {
		$this->json = $this->getJsonFile();
		if ( $this->isJsonEmpty() || !$this->isJsonValid() ) {
			throw new \RuntimeException( 'error_invalid_json' );
		}
		return $this->json;
	}
}