Iniciando collections

src/ORM/Collection.php

@@ -0,0 +1,131 @@
+<?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()
+    {
+        return (function () {
+            while (list($key, $val) = each($this->items)) {
+                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':
+                        break;
+                    case 'ORM\HasOne':
+                        break;
+                    case 'ORM\BelongsTo':
+                        $searchs['belongsTo'][] = [];
+                        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 $this->items;
+    }
+
+    function first()
+    {
+        if (isset($this->items[0])) {
+            return $this->items[0];
+        }
+    }
+}

src/ORM/Entity.php

@@ -58,6 +58,13 @@ abstract class Entity {
         return static::class;
     }
 
+    public function charge($payload) {
+        foreach (static::_properties as $key => $property) {
+            $this->$property = $payload[$property];
+        }
+        return [];
+    }
+
     public static function get_properties() {
         $properties = Array();
         foreach (static::_properties as $propertie) {