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Collection > trait > split into smaller traits (to make it more flexible)

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Meritoo
2019-05-10 23:47:48 +02:00
parent 9a1f49d373
commit e75854feee
7 changed files with 262 additions and 182 deletions
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1
CHANGELOG.md
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@@ -6,6 +6,7 @@ Common and useful classes, methods, exceptions etc.
1. PHP Coding Standards Fixer > update configuration
2. Phing > tests > add task for Psalm (https://psalm.dev)
3. Collection > trait > split into smaller traits (to make it more flexible)
# 1.0.3

63
src/Traits/Collection/AddTrait.php Normal file
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@@ -0,0 +1,63 @@
<?php
/**
* (c) Meritoo.pl, http://www.meritoo.pl
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Meritoo\Common\Traits\Collection;
use Meritoo\Common\Collection\Collection;
/**
* Trait for the Collection with add*() methods
*
* @author Meritoo <github@meritoo.pl>
* @copyright Meritoo <http://www.meritoo.pl>
*/
trait AddTrait
{
/**
* Adds given element (at the end of collection)
*
* @param mixed $element The element to add
* @param mixed $index (optional) Index / key of the element
* @return $this
*/
public function add($element, $index = null): self
{
if (null === $index || '' === $index) {
$this->elements[] = $element;
} else {
$this->elements[$index] = $element;
}
return $this;
}
/**
* Adds given elements (at the end of collection)
*
* @param array|Collection $elements The elements to add
* @param bool|false $useIndexes (optional) If is set to true, indexes of given elements will be used in
* this collection. Otherwise - not.
* @return $this
*/
public function addMultiple($elements, bool $useIndexes = false): self
{
if (!empty($elements)) {
foreach ($elements as $index => $element) {
if ($useIndexes) {
$this->add($element, $index);
continue;
}
$this->add($element);
}
}
return $this;
}
}

73
src/Traits/Collection/GetTrait.php Normal file
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@@ -0,0 +1,73 @@
<?php
/**
* (c) Meritoo.pl, http://www.meritoo.pl
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Meritoo\Common\Traits\Collection;
use Meritoo\Common\Utilities\Arrays;
/**
* Trait for the Collection with getters
*
* @author Meritoo <github@meritoo.pl>
* @copyright Meritoo <http://www.meritoo.pl>
*/
trait GetTrait
{
/**
* Returns previous element for given element
*
* @param mixed $element The element to verify
* @return null|mixed
*/
public function getPrevious($element)
{
return Arrays::getPreviousElement($this->elements, $element);
}
/**
* Returns next element for given element
*
* @param mixed $element The element to verify
* @return null|mixed
*/
public function getNext($element)
{
return Arrays::getNextElement($this->elements, $element);
}
/**
* Returns the first element in the collection
*
* @return mixed
*/
public function getFirst()
{
return Arrays::getFirstElement($this->elements);
}
/**
* Returns the last element in the collection
*
* @return mixed
*/
public function getLast()
{
return Arrays::getLastElement($this->elements);
}
/**
* Returns element with given index
*
* @param mixed $index Index / key of the element
* @return null|mixed
*/
public function getByIndex($index)
{
return $this->elements[$index] ?? null;
}
}

182
src/Traits/Collection/MainTrait.php
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@@ -8,9 +8,6 @@
namespace Meritoo\Common\Traits\Collection;
use Meritoo\Common\Collection\Collection;
use Meritoo\Common\Utilities\Arrays;
/**
* Main trait for the Collection
*
@@ -26,185 +23,6 @@ trait MainTrait
*/
private $elements;
/**
* Adds given element (at the end of collection)
*
* @param mixed $element The element to add
* @param mixed $index (optional) Index / key of the element
* @return $this
*/
public function add($element, $index = null): self
{
if (null === $index || '' === $index) {
$this->elements[] = $element;
} else {
$this->elements[$index] = $element;
}
return $this;
}
/**
* Adds given elements (at the end of collection)
*
* @param array|Collection $elements The elements to add
* @param bool|false $useIndexes (optional) If is set to true, indexes of given elements will be used in
* this collection. Otherwise - not.
* @return $this
*/
public function addMultiple($elements, bool $useIndexes = false): self
{
if (!empty($elements)) {
foreach ($elements as $index => $element) {
if ($useIndexes) {
$this->add($element, $index);
continue;
}
$this->add($element);
}
}
return $this;
}
/**
* Prepends given element (adds given element at the beginning of collection)
*
* @param mixed $element The element to prepend
* @return $this
*/
public function prepend($element): self
{
array_unshift($this->elements, $element);
return $this;
}
/**
* Removes given element
*
* @param mixed $element The element to remove
* @return $this
*/
public function remove($element): self
{
if ($this->count() > 0) {
foreach ($this->elements as $index => $existing) {
if ($element === $existing) {
unset($this->elements[$index]);
break;
}
}
}
return $this;
}
/**
* Returns information if collection is empty
*
* @return bool
*/
public function isEmpty(): bool
{
return empty($this->elements);
}
/**
* Returns information if given element is first in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function isFirst($element): bool
{
return reset($this->elements) === $element;
}
/**
* Returns information if given element is last in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function isLast($element): bool
{
return end($this->elements) === $element;
}
/**
* Returns information if the collection has given element, iow. if given element exists in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function has($element): bool
{
$index = Arrays::getIndexOf($this->elements, $element);
return null !== $index && false !== $index;
}
/**
* Returns previous element for given element
*
* @param mixed $element The element to verify
* @return null|mixed
*/
public function getPrevious($element)
{
return Arrays::getPreviousElement($this->elements, $element);
}
/**
* Returns next element for given element
*
* @param mixed $element The element to verify
* @return null|mixed
*/
public function getNext($element)
{
return Arrays::getNextElement($this->elements, $element);
}
/**
* Returns the first element in the collection
*
* @return mixed
*/
public function getFirst()
{
return Arrays::getFirstElement($this->elements);
}
/**
* Returns the last element in the collection
*
* @return mixed
*/
public function getLast()
{
return Arrays::getLastElement($this->elements);
}
/**
* Returns element with given index
*
* @param mixed $index Index / key of the element
* @return null|mixed
*/
public function getByIndex($index)
{
if (isset($this->elements[$index])) {
return $this->elements[$index];
}
return null;
}
/**
* Returns representation of object as array
*

52
src/Traits/Collection/ModifyTrait.php Normal file
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@@ -0,0 +1,52 @@
<?php
/**
* (c) Meritoo.pl, http://www.meritoo.pl
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Meritoo\Common\Traits\Collection;
/**
* Trait for the Collection with methods that modify collection
*
* @author Meritoo <github@meritoo.pl>
* @copyright Meritoo <http://www.meritoo.pl>
*/
trait ModifyTrait
{
/**
* Prepends given element (adds given element at the beginning of collection)
*
* @param mixed $element The element to prepend
* @return $this
*/
public function prepend($element): self
{
array_unshift($this->elements, $element);
return $this;
}
/**
* Removes given element
*
* @param mixed $element The element to remove
* @return $this
*/
public function remove($element): self
{
if ($this->count() > 0) {
foreach ($this->elements as $index => $existing) {
if ($element === $existing) {
unset($this->elements[$index]);
break;
}
}
}
return $this;
}
}

65
src/Traits/Collection/VerifyTrait.php Normal file
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@@ -0,0 +1,65 @@
<?php
/**
* (c) Meritoo.pl, http://www.meritoo.pl
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Meritoo\Common\Traits\Collection;
use Meritoo\Common\Utilities\Arrays;
/**
* Trait for the Collection with methods that verify collection
*
* @author Meritoo <github@meritoo.pl>
* @copyright Meritoo <http://www.meritoo.pl>
*/
trait VerifyTrait
{
/**
* Returns information if collection is empty
*
* @return bool
*/
public function isEmpty(): bool
{
return empty($this->elements);
}
/**
* Returns information if given element is first in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function isFirst($element): bool
{
return reset($this->elements) === $element;
}
/**
* Returns information if given element is last in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function isLast($element): bool
{
return end($this->elements) === $element;
}
/**
* Returns information if the collection has given element, iow. if given element exists in the collection
*
* @param mixed $element The element to verify
* @return bool
*/
public function has($element): bool
{
$index = Arrays::getIndexOf($this->elements, $element);
return null !== $index && false !== $index;
}
}

8
src/Traits/CollectionTrait.php
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@@ -8,10 +8,14 @@
namespace Meritoo\Common\Traits;
use Meritoo\Common\Traits\Collection\AddTrait;
use Meritoo\Common\Traits\Collection\ArrayAccessTrait;
use Meritoo\Common\Traits\Collection\CountableTrait;
use Meritoo\Common\Traits\Collection\GetTrait;
use Meritoo\Common\Traits\Collection\IteratorAggregateTrait;
use Meritoo\Common\Traits\Collection\MainTrait;
use Meritoo\Common\Traits\Collection\ModifyTrait;
use Meritoo\Common\Traits\Collection\VerifyTrait;
/**
* Trait for the Collection
@@ -22,6 +26,10 @@ use Meritoo\Common\Traits\Collection\MainTrait;
trait CollectionTrait
{
use MainTrait;
use AddTrait;
use ModifyTrait;
use GetTrait;
use VerifyTrait;
use CountableTrait;
use ArrayAccessTrait;
use IteratorAggregateTrait;