Kata\Rover\Map

Complexity

Total Complexity

6

Size/Duplication

Total Lines	42
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	obstacles()	0	4	1
A	normalize()	0	7	1
A	normalizeCoordinate()	0	17	3

<?php

namespace Kata\Rover;

final class Map
{
    private $max_coordinates;
    private $obstacles;

    public function __construct(Coordinates $max_coordinates, array $some_obstacles)
    {
        $this->max_coordinates = $max_coordinates;
        $this->obstacles = $this->normalize($some_obstacles);
    }

    public function obstacles(): array
    {
        return $this->obstacles;
    }

    private function normalize(array $some_obstacles): array
    {
        \array_walk($some_obstacles, function (&$current_coordinate) {
            $current_coordinate = $this->normalizeCoordinate($current_coordinate);
        });
        return $some_obstacles;
    }

    private function normalizeCoordinate(Coordinates $a_coordinate): Coordinates
    {
        if ($a_coordinate->coordinateX() > $this->max_coordinates->coordinateX()) {
            return $this->normalizeCoordinate(
                new Coordinates($a_coordinate->coordinateX() - $this->max_coordinates->coordinateX(), $a_coordinate->coordinateY()
                )
            );
        }
        if ($a_coordinate->coordinateY() > $this->max_coordinates->coordinateY()) {
            return $this->normalizeCoordinate(
                new Coordinates($a_coordinate->coordinateX(), $a_coordinate->coordinateY() - $this->max_coordinates->coordinateY()
                )
            );
        }

        return $a_coordinate;
    }
}