Files
orm/src/ORM/Collection.php
T
2023-04-25 18:09:41 +00:00

144 lines
3.8 KiB
PHP

<?php
namespace ORM;
// https://stitcher.io/blog/typed-properties-in-php-74
// https://dev.to/chemaclass/typed-arrays-in-php-hoo
class Collection implements \Countable, \IteratorAggregate, \ArrayAccess
{
private Array $items;
function __construct(array $items = array())
{
$this->items = $items;
}
public function addItem(Entity $item)
{
$this->items[] = $item;
}
// https://www.php.net/manual/en/class.countable.php
public function count()
{
return count($this->items);
}
// https://www.php.net/manual/en/class.iteratoraggregate.php
public function getIterator(): \Generator
{
foreach ($this->items as $key => $val) {
yield $key => $val;
}
}
// https://www.php.net/manual/en/class.arrayaccess.php
public function offsetSet($offset, $value)
{
if (is_null($offset)) {
$this->items[] = $value;
} else {
$this->items[$offset] = $value;
}
}
public function offsetExists($offset)
{
return isset($this->items[$offset]);
}
public function offsetUnset($offset)
{
unset($this->items[$offset]);
}
public function offsetGet($offset)
{
return isset($this->items[$offset]) ? $this->items[$offset] : null;
}
//
// -----------------------------------
// Magic methods
//
public function __call($name, $arguments)
{
if (sizeof($this->items) == 1) {
return $this->items[0]->$name();
} else {
throw new \Exception('Undefined method or Multiple values on set');
}
}
//
// -----------------------------------
// Collection specific methods
//
function get($forceCollection = false)
{
if (sizeof($this->items) == 1 && !$forceCollection) {
return $this->items[0];
} else {
return $this->items;
}
}
function with(array $connections = array())
{
$searchs = array();
foreach ($this->items as $key => $item) {
foreach ($connections as $connection) {
$relation = $item->$connection();
switch (get_class($relation)) {
case 'ORM\HasMany':
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
case 'ORM\HasOne':
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
case 'ORM\BelongsTo':
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
case 'ORM\BelongsToMany':
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
case 'ORM\BelongsToManyExtended':
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
default:
$this->items[$key]->$connection = $this->items[$key]->$connection()->get();
break;
}
}
}
return $this;
}
function first()
{
if (isset($this->items[0])) {
return $this->items[0];
}
}
/**
* Iterate over the colletion
*
* @param mixed $function
* @return void
*/
function each($function)
{
foreach($this->items as $item){
$function($item);
}
}
}