Organisms::getNeighborIndexes() - Code Metrics - Inspection of "beautify CLI" - midorikocak/php-test-gol - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — master ( 0d2523...299604 )

by Midori

created 2017-07-15 22:15 UTC

Organisms::getNeighborIndexes() C

↳ Parent: Organisms

Complexity

Conditions	13
Paths	256

Size

Total Lines	15
Code Lines	10

Duplication

Lines	3
Ratio	20 %

Importance

Changes

Metric	Value
dl	3
loc	15
rs	5.6601
c	0
b	0
f	0
cc	13
eloc	10
nc	256
nop	3

How to fix Complexity

<?php

namespace MidoriKocak\GameOfLife;


class Organisms
{
    /**
     * @var int[][]
     */
    private $cells;

    /**
     * Organisms constructor.
     * @param int[][] $cells
     */
    public function __construct(array $cells)
    {
        $this->cells = $cells;
    }

    public function iterate()
    {
        $next = $this->cells;

        for ($i = 0; $i < sizeof($this->cells); $i++) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
            for ($j = 0; $j < sizeof($this->cells[0]); $j++) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
                $next[$i][$j] = $this->checkCell($i, $j);
            }
        }

        $this->cells = $next;
    }

    public function getCells()
    {
        return $this->cells;
    }

    private function getNeighborCount($i, $j)
    {
        $neighbors = [];
        $neighbors[$this->cells[$i][$j]] = 0;
        $indexes = self::getNeighborIndexes($this->cells, $i, $j);
        foreach ($indexes as $coordinate) {
            $y = $coordinate[0];
            $x = $coordinate[1];
            $type = $this->cells[$y][$x];

            if ($this->cells[$y][$x] > 0) {
                $neighbors[$type] = $neighbors[$type] ?? 0;
                $neighbors[$type]++;
            }
        }
        return $neighbors;
    }

    private function checkCell($i, $j)
    {
        $neighbors = $this->getNeighborCount($i, $j);
        if ($this->cells[$i][$j] > 0) {
            if ($neighbors[$this->cells[$i][$j]] == 2 || $neighbors[$this->cells[$i][$j]] == 3) {
                return $this->cells[$i][$j];
            } elseif ($neighbors[$this->cells[$i][$j]] < 2) {
                return 0;
            } elseif ($neighbors[$this->cells[$i][$j]] >= 4) {
                return 0;
            }
        } else {
            $speciesEqualToTree = [];
            foreach ($neighbors as $type => $count) {
                if ($count == 3) {
                    array_push($speciesEqualToTree, $type);
                }
            }

            if (!empty($speciesEqualToTree)) {
                return $speciesEqualToTree[rand(0, sizeof($speciesEqualToTree) - 1)];
            } else {
                return 0;
            }
        }
        return 0;
    }

    private static function getNeighborIndexes($matrix, $i, $j)
    {

        $indexes = [];

        if ($i > 0 && $j > 0) array_push($indexes, [$i - 1, $j - 1]);
        if ($i > 0) array_push($indexes, [$i - 1, $j]);
        if ($i > 0 && $j < sizeof($matrix[0]) - 1) array_push($indexes, [$i - 1, $j + 1]);

        if ($j > 0) array_push($indexes, [$i, $j - 1]);
        if ($j < sizeof($matrix[0]) - 1) array_push($indexes, [$i, $j + 1]);
        if ($i < sizeof($matrix) - 1 && $j > 0) array_push($indexes, [$i + 1, $j - 1]);

        if ($i < sizeof($matrix) - 1) array_push($indexes, [$i + 1, $j]);
        if ($i < sizeof($matrix) - 1 && $j < sizeof($matrix[0]) - 1) array_push($indexes, [$i + 1, $j + 1]);


        return $indexes;
    }


}

1		<?php
2
3		namespace MidoriKocak\GameOfLife;
4
5
6		class Organisms
7		{
8		/**
9		* @var int[][]
10		*/
11		private $cells;
12
13		/**
14		* Organisms constructor.
15		* @param int[][] $cells
16		*/
17		public function __construct(array $cells)
18		{
19		$this->cells = $cells;
20		}
21
22		public function iterate()
23		{
24		$next = $this->cells;
25
26		for ($i = 0; $i < sizeof($this->cells); $i++) {
		0 ignored issues – show Performance Best Practice introduced 2017-07-15 21:25 UTC by Report Bug Copy Issue Report It seems like you are calling the size function `sizeof()` as part of the test condition. You might want to compute the size beforehand, and not on each iteration. If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: for ($i=0; $i<count($array); $i++) { // calls count() on each iteration } // Better for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once } Loading history...
27		for ($j = 0; $j < sizeof($this->cells[0]); $j++) {
		0 ignored issues – show Performance Best Practice introduced 2017-07-15 21:25 UTC by Report Bug Copy Issue Report It seems like you are calling the size function `sizeof()` as part of the test condition. You might want to compute the size beforehand, and not on each iteration. If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: for ($i=0; $i<count($array); $i++) { // calls count() on each iteration } // Better for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once } Loading history...
28		$next[$i][$j] = $this->checkCell($i, $j);
29		}
30		}
31
32		$this->cells = $next;
33		}
34
35		public function getCells()
36		{
37		return $this->cells;
38		}
39
40		private function getNeighborCount($i, $j)
41		{
42		$neighbors = [];
43		$neighbors[$this->cells[$i][$j]] = 0;
44		$indexes = self::getNeighborIndexes($this->cells, $i, $j);
45		foreach ($indexes as $coordinate) {
46		$y = $coordinate[0];
47		$x = $coordinate[1];
48		$type = $this->cells[$y][$x];
49
50		if ($this->cells[$y][$x] > 0) {
51		$neighbors[$type] = $neighbors[$type] ?? 0;
52		$neighbors[$type]++;
53		}
54		}
55		return $neighbors;
56		}
57
58		private function checkCell($i, $j)
59		{
60		$neighbors = $this->getNeighborCount($i, $j);
61		if ($this->cells[$i][$j] > 0) {
62		if ($neighbors[$this->cells[$i][$j]] == 2 \|\| $neighbors[$this->cells[$i][$j]] == 3) {
63		return $this->cells[$i][$j];
64		} elseif ($neighbors[$this->cells[$i][$j]] < 2) {
65		return 0;
66		} elseif ($neighbors[$this->cells[$i][$j]] >= 4) {
67		return 0;
68		}
69		} else {
70		$speciesEqualToTree = [];
71		foreach ($neighbors as $type => $count) {
72		if ($count == 3) {
73		array_push($speciesEqualToTree, $type);
74		}
75		}
76
77		if (!empty($speciesEqualToTree)) {
78		return $speciesEqualToTree[rand(0, sizeof($speciesEqualToTree) - 1)];
79		} else {
80		return 0;
81		}
82		}
83		return 0;
84		}
85
86		private static function getNeighborIndexes($matrix, $i, $j)
87		{
88
89		$indexes = [];
90
91		if ($i > 0 && $j > 0) array_push($indexes, [$i - 1, $j - 1]);
92		if ($i > 0) array_push($indexes, [$i - 1, $j]);
93	View Code Duplication	if ($i > 0 && $j < sizeof($matrix[0]) - 1) array_push($indexes, [$i - 1, $j + 1]);
		0 ignored issues – show Duplication introduced 2017-07-15 21:25 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
94		if ($j > 0) array_push($indexes, [$i, $j - 1]);
95		if ($j < sizeof($matrix[0]) - 1) array_push($indexes, [$i, $j + 1]);
96	View Code Duplication	if ($i < sizeof($matrix) - 1 && $j > 0) array_push($indexes, [$i + 1, $j - 1]);
		0 ignored issues – show Duplication introduced 2017-07-15 21:25 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
97		if ($i < sizeof($matrix) - 1) array_push($indexes, [$i + 1, $j]);
98	View Code Duplication	if ($i < sizeof($matrix) - 1 && $j < sizeof($matrix[0]) - 1) array_push($indexes, [$i + 1, $j + 1]);
		0 ignored issues – show Duplication introduced 2017-07-15 21:25 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
99
100		return $indexes;
101		}
102
103
104		}

midorikocak / php-test-gol

Push — master ( 0d2523...299604 )

Organisms::getNeighborIndexes() C

Complexity

Size

Duplication

Importance

How to fix Complexity

Long Method

Duplication Side-by-Side

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