huahuibao/app/admin/controllers/CategoryController.php

<?php
namespace backend\controllers;

use common\services\xhGoodsCategoryService;

use common\models\xhGoodsCategory;
use common\models\xhGoods;
use common\models\xhCategory;
use common\services\xhCategoryService;

use Yii;
use yii\web\Controller;
use yii\filters\AccessControl;
use yii\data\Pagination;
use yii\helpers\Json;
use common\components\configDict;
use common\components\util;

class CategoryController extends BackendController
{

    /**
     * 分类列表
     * @return string
     */
    public function actionList()
    {
    	$list					= xhCategoryService::getAll($this->merchantId);
    	$categoryClassifyName	= configDict::getConfig('categoryClassifyName');//商品、文章、图片等分类
    	$categoryClassify		= configDict::getConfig('categoryClassify');
    	return $this->render('list',['list' => $list,'categoryClassifyName' => $categoryClassifyName,'categoryClassify'=>$categoryClassify]);
    }

    public function actionGoodsList()
    {
    	$get			= Yii::$app->request->get();
    	$id				= isset($get['id']) ? $get['id'] : 0;
    	$category		= xhCategoryService::getList($this->merchantId);
		if(!in_array($id,array_keys($category))){
			util::stop('访问出错了');
		}
		$categoryName	= $category[$id];
    	$list			= xhGoodsCategoryService::getGoodsListByCId($id);
    	return $this->render('goodsList',['list' => $list,'categoryName' => $categoryName]);
    }

    /**
     * 添加分类
     */
    public function actionAdd()
    {
    	$post		= Yii::$app->request->post();
    	$parentId	= isset($post['parentId']) ? $post['parentId'] : 0;
    	xhCategoryService::addCategory($post,$parentId,$this->merchantId);
    	echo Json::encode(['code' => 'A0001','msg' => '添加成功','data' =>[]]);
    }

    /**
     * 修改分类
     */
    public function actionModify()
    {
    	$post	= Yii::$app->request->post();
    	$id		= $post['id'];
    	$list	= xhCategoryService::getList($this->merchantId);
    	if(!in_array($id,array_keys($list))){
    		util::failInfo('出错了，请联系网站管理员');
    	}
    	unset($post['_csrf']);
    	unset($post['id']);
    	xhCategoryService::updateById($id,$post,$this->merchantId);
    	echo Json::encode(['code' => 'A0001','msg' => '修改成功','data' =>[]]);
    }

    /**
     * 删除分类
     */
    public function actionDel()
    {
    	$get				= Yii::$app->request->get();
    	$id					= isset($get['id']) ? $get['id'] : 0;
    	$category			= xhCategoryService::getList($this->merchantId);
    	if(!in_array($id,array_keys($category))){
    		util::failInfo('访问出错了');
    	}
    	xhCategoryService::getByCateogryId($id, $this->merchantId);
    	$parent				= xhCategory::getByCondition(['parentId' => $id]);
    	if(!empty($parent)){
    		util::failInfo('还有子分类，不能删除');
    	}
    	$goods				= xhGoodsCategory::getAllByCondition(['cId' => $id]);
    	if(!empty($goods)){
    		util::failInfo("此分类下还有商品<br />确认删除请10秒内再次提交");
    	}
    	xhCategoryService::deleteById($id,$this->merchantId);
    	util::successInfo('删除成功');
    }

    /**
     * 分类上移
     */
    public function actionMoveUp()
    {
		$get			= Yii::$app->request->get();
		$id				= $get['id'];
		$merchantId 	= $this->merchantId;
		$c				= xhCategory::getById($id,$merchantId);
		$parentId		= $c['parentId'];
		$currentInTurn	= $c['inTurn'];
		$list			= xhCategory::getAllByCondition(['parentId' => $parentId,'merchantId' => $merchantId],'inTurn asc');
		if(count($list) <= 1){
			$this->redirect(Yii::$app->request->getReferrer());
			Yii::$app->end();
		}
		$modify = [];
		foreach($list as $val){
			$modify[] = $val['id'];
			$inTurn[] = $val['inTurn'];//新排序
		}
		$pos = array_search($currentInTurn,$inTurn);//根据值返回键，新排序中位置
		if($pos <= 0){//已经是第一位了
			$this->redirect(Yii::$app->request->getReferrer());
			Yii::$app->end();
		}
		$toUpCategoryId 	= $modify[$pos];
		$modify[$pos]		= $modify[$pos - 1];
		$modify[$pos - 1]	= $toUpCategoryId;
		foreach($modify as $key => $val){
			xhCategoryService::updateById($val, ['inTurn' => $key],$this->merchantId);
		}
		$this->redirect(Yii::$app->request->getReferrer());
    }

    /**
     * 分类下移
     */
    public function actionMoveDown()
    {
		$get				= Yii::$app->request->get();
		$id					= $get['id'];
		$merchantId 		= $this->merchantId;
		$c					= xhCategory::getById($id,$merchantId);
		$parentId			= $c['parentId'];
		$currentInTurn		= $c['inTurn'];
		$list				= xhCategory::getAllByCondition(['parentId' => $parentId,'merchantId' => $merchantId],'inTurn asc');
		$count				= count($list);
		if($count <= 1){
			$this->redirect(Yii::$app->request->getReferrer());
			Yii::$app->end();
		}
		$modify = [];
		foreach($list as $val){
			$modify[] 		= $val['id'];
			$inTurn[]		= $val['inTurn'];//新排序
		}
		$pos = array_search($currentInTurn,$inTurn);//根据值返回键，新排序中位置
		if($pos >= ($count - 1)){//已经是最后位了
			$this->redirect(Yii::$app->request->getReferrer());
			Yii::$app->end();
		}
		$toDownCategoryId 	= $modify[$pos];
		$modify[$pos]		= $modify[$pos + 1];
		$modify[$pos + 1]	= $toDownCategoryId;
		foreach($modify as $key => $val){
			xhCategoryService::updateById($val, ['inTurn' => $key],$this->merchantId);
		}
		$this->redirect(Yii::$app->request->getReferrer());
    }

}