FootballSubject::attachObserver() - Code Metrics - Inspection of "Merge pull request #11 from Jagepard/wip" - Jagepard/PhpDesignPatterns-Observer - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( c4148d...4cccaa )

by Korotkov

created 2019-12-12 11:02 UTC

FootballSubject::attachObserver() A

↳ Parent: FootballSubject

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes	3
Bugs	0	Features	0

Metric	Value
cc	2
eloc	3
c	3
b	0
f	0
nc	2
nop	1
dl	0
loc	7
rs	10

<?php

declare(strict_types=1);

/**
 * @author  : Jagepard <[email protected]>
 * @license https://mit-license.org/ MIT
 */

namespace Behavioral\Observer;

class FootballSubject implements SubjectInterface
{
    /**
     * @var string
     */
    private $subjectName;
    /**
     * @var array
     */
    private $observers = [];

    /**
     * FootballSubject constructor.
     * @param  string  $subjectName
     */
    public function __construct(string $subjectName)
    {
        $this->subjectName = $subjectName;
    }

    /**
     * @param  ObserverInterface  $observer
     * @throws \Exception
     */
    public function attachObserver(ObserverInterface $observer): void
    {
        if (array_key_exists($observer->getObserverName(), $this->observers)) {
            throw new \InvalidArgumentException('Observer is already exist');
        }

        $this->observers[$observer->getObserverName()] = $observer;
    }

    /**
     * @param  string  $subjectName
     */
    public function detachObserver(string $subjectName): void
    {
        if (!array_key_exists($subjectName, $this->observers)) {
            throw new \InvalidArgumentException('Observer is not exist');
        }

        unset($this->observers[$subjectName]);
    }

    /**
     * @param  EventInterface  $event
     */
    public function notifyObservers(EventInterface $event): void
    {
        foreach ($this->observers as $observer) {
            printf(
                "%s has get information about: %s %s \n",
                $observer->getObserverName(),
                $this->subjectName,
                $event->getEventName()
            );
        }
    }

    /**
     * @return string
     */
    public function getSubjectName(): string
    {
        return $this->subjectName;
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			/**
6			* @author : Jagepard <[email protected]>
7			* @license https://mit-license.org/ MIT
8			*/
9
10			namespace Behavioral\Observer;
11
12			class FootballSubject implements SubjectInterface
13			{
14			/**
15			* @var string
16			*/
17			private $subjectName;
18			/**
19			* @var array
20			*/
21			private $observers = [];
22
23			/**
24			* FootballSubject constructor.
25			* @param string $subjectName
26			*/
27			public function __construct(string $subjectName)
28			{
29			$this->subjectName = $subjectName;
30			}
31
32			/**
33			* @param ObserverInterface $observer
34			* @throws \Exception
35			*/
36			public function attachObserver(ObserverInterface $observer): void
37			{
38			if (array_key_exists($observer->getObserverName(), $this->observers)) {
39			throw new \InvalidArgumentException('Observer is already exist');
40			}
41
42			$this->observers[$observer->getObserverName()] = $observer;
43			}
44
45			/**
46			* @param string $subjectName
47			*/
48			public function detachObserver(string $subjectName): void
49			{
50			if (!array_key_exists($subjectName, $this->observers)) {
51			throw new \InvalidArgumentException('Observer is not exist');
52			}
53
54			unset($this->observers[$subjectName]);
55			}
56
57			/**
58			* @param EventInterface $event
59			*/
60			public function notifyObservers(EventInterface $event): void
61			{
62			foreach ($this->observers as $observer) {
63			printf(
64			"%s has get information about: %s %s \n",
65			$observer->getObserverName(),
66			$this->subjectName,
67			$event->getEventName()
68			);
69			}
70			}
71
72			/**
73			* @return string
74			*/
75			public function getSubjectName(): string
76			{
77			return $this->subjectName;
78			}
79			}
80

Jagepard / PhpDesignPatterns-Observer

Push — master ( c4148d...4cccaa )

FootballSubject::attachObserver() A

Complexity

Size

Duplication

Importance

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