改名

Database/Base/AbstractCollection.php

@@ -0,0 +1,126 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: whwyy
+ * Date: 2018/4/9 0009
+ * Time: 9:44
+ */
+
+namespace Database\Base;
+
+
+use Snowflake\Abstracts\Component;
+use Database\ActiveRecord;
+
+/**
+ * Class AbstractCollection
+ * @package Database\Base
+ */
+abstract class AbstractCollection extends Component implements \IteratorAggregate, \ArrayAccess
+{
+
+	/**
+	 * @var ActiveRecord[]
+	 */
+	protected $_item = [];
+
+	/** @var ActiveRecord */
+	protected $model;
+
+	/**
+	 * Collection constructor.
+	 *
+	 * @param array $array
+	 */
+	public function __construct(array $array = [])
+	{
+		$this->_item = $array;
+
+		parent::__construct([]);
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function getLength()
+	{
+		return count($this->_item);
+	}
+
+
+	/**
+	 * @param $item
+	 */
+	public function setItems($item)
+	{
+		$this->_item = $item;
+	}
+
+
+	/**
+	 * @param $model
+	 */
+	public function setModel($model)
+	{
+		$this->model = $model;
+	}
+
+	/**
+	 * @param $item
+	 */
+	public function addItem($item)
+	{
+		array_push($this->_item, $item);
+	}
+
+	/**
+	 * @return \ArrayIterator|\Traversable
+	 */
+	public function getIterator()
+	{
+		return new \ArrayIterator($this->_item);
+	}
+
+	/**
+	 * @param mixed $offset
+	 * @return bool
+	 */
+	public function offsetExists($offset)
+	{
+		return !empty($this->_item) && isset($this->_item[$offset]);
+	}
+
+	/**
+	 * @param mixed $offset
+	 * @return mixed|null|ActiveRecord
+	 */
+	public function offsetGet($offset)
+	{
+		if (!$this->offsetExists($offset)) {
+			return NULL;
+		}
+		/** @var ActiveRecord $model */
+		return $this->_item[$offset];
+	}
+
+	/**
+	 * @param mixed $offset
+	 * @param mixed $value
+	 */
+	public function offsetSet($offset, $value)
+	{
+		$this->_item[$offset] = $value;
+	}
+
+
+	/**
+	 * @param mixed $offset
+	 */
+	public function offsetUnset($offset)
+	{
+		if ($this->offsetExists($offset)) {
+			unset($this->_item[$offset]);
+		}
+	}
+}