/**
* 数据选项值树形处理，主要把选项值转换为树形结构
*/
public function itemsHandle()
{
$this->items = Tree::getTreeList($this->items, $this->pkAttrName, $this->parentAttrName);
$items = [];
foreach ($this->items as $item) {
$items[$item[$this->pkAttrName]] = (isset($item['_spacer']) ? $item['_spacer'] : '') . $item[$this->showAttrName];
}
if ($this->topItem !== null) {
$items = $this->topItem + $items;
}
$this->items = $items;
}
/**
* 取得包含按照等级排列的含有等级前缀角色数组
*
* @return array
*/
public static function getTreeList()
{
$roles = static::find()->joinWith('parentItem')->where(['type' => Item::TYPE_ROLE])->orderBy('created_at DESC')->asArray()->all();
foreach ($roles as &$role) {
$role['parent'] = isset($role['parentItem']) ? $role['parentItem']['parent'] : '';
}
$roles = Tree::getTreeList($roles, 'name', 'parent', '_child', '');
foreach ($roles as &$role) {
$role['_spacer'] = isset($role['_spacer']) ? str_replace(' ', ' ', $role['_spacer']) : '';
}
return $roles;
}
/**
* 树形处理
*
* 这里主要是给列表AR模型的显示属性加上树形等级前缀
*/
public function treeHandle()
{
$tree = $this->_treeBehavior;
$arrayModels = ArrayHelper::toArray($this->models);
$this->models = ArrayHelper::index($this->models, $tree->pkAttrName);
$arrayModels = Tree::getTreeList($arrayModels, $tree->pkAttrName);
$showAttrName = $tree->showAttrName;
foreach ($arrayModels as &$model) {
$spacer = isset($model['_spacer']) ? str_replace(' ', ' ', $model['_spacer']) : '';
$model[$showAttrName] = $spacer . $model[$showAttrName];
}
$this->models = $arrayModels;
}
