Stratadox\PuzzleSolver\Puzzle\NetworkNavigation\NetworkPuzzleFactory::fromString()

Complexity

Conditions	3
Paths	3

Size

Total Lines	17
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php declare(strict_types=1);
    public function fromString(string $puzzle): Puzzle
    {
        $network = [];
        $data = json_decode($puzzle, true);

        if (json_last_error() !== JSON_ERROR_NONE) {
            throw InvalidFormat::couldNotLoad('network', $puzzle, json_last_error_msg());
        }

        foreach ($data['edges'] as $edge) {
            $network[$edge['from']][$edge['to']] = $edge['cost'];
        }

        return NetworkNavigationPuzzle::fromArrayAndStartAndGoal(
            $network,
            $data['start'],
            $data['goal']
        );