<?php
/**
 * 商品规格设置控制器
 */

namespace app\admin\controller;

use think\Request;
use app\common\model\GoodsAttrCategory;
use app\common\model\GoodsAttr;
use think\db;
use app\common\validate\GoodsAttrCategoryValidate;

class GoodsAttrCategoryController extends Controller
{

    //列表
    public function index(Request $request, GoodsAttrCategory $model)
    {
        $param = $request->param();
        $model  = $model->scope('where', $param);
        
        $data = $model->paginate($this->admin['per_page'], false, ['query'=>$request->get()]);
        //关键词，排序等赋值
        $this->assign($request->get());

        $this->assign([
            'data'  => $data,
            'page'  => $data->render(),
            'total' => $data->total(),
        ]);
        return $this->fetch();
    }

    //添加
    public function add(Request $request, GoodsAttrCategory $model,GoodsAttr $gamodel, GoodsAttrCategoryValidate $validate)
    {
        if ($request->isPost()) {
            $param           = $request->param();
            $validate_result = $validate->scene('add')->check($param);
            if (!$validate_result) {
                return error($validate->getError());
            }
            $attrcategory['name']=$param['name'];
            // 启动事务
            $model->startTrans();
            try{
                $result = $model::create($attrcategory);
                $class_id=$result->id;
                $field_data = [];
                foreach ($param['attr_name'] as $key => $value) {
                    $field_data[] = [
                        'attr_name'     => $param['attr_name'][$key][0],
                        'attr_class_id'     => $class_id,
                        'attr_index'      =>0,
                        'attr_values'      =>'',
                        'sort_order'        => $param['sort_order'][$key][0] ?? 255,
                    ];
                }
                $gamodel::insertAll($field_data);
                // 提交事务
                $model->commit();    
            }catch(\Exception $e){
                // 回滚事务
                $model->rollback();
                return error('添加失败');
            }
            $url = URL_BACK;
            if(isset($param['_create']) && $param['_create']==1){
               $url = URL_RELOAD;
            }
            return success('添加成功',$url);
        }
        $this->assign([
            'gamodel_count'=>0,
        ]);
        return $this->fetch();
    }


    //修改
    public function edit($id, Request $request, GoodsAttrCategory $model,GoodsAttr $gamodel, GoodsAttrCategoryValidate $validate)
    {

        $data = $model::get($id);
        if ($request->isPost()) {
            $param           = $request->param();
            $validate_result = $validate->scene('edit')->check($param);
            if (!$validate_result) {
                return error($validate->getError());
            }
            $attrcategory['name']=$param['name'];
            // 启动事务
            $model->startTrans();
            try{
                $model->where('id',$id)->update($attrcategory);
                $where[]=array('attr_class_id','=',$id);
                Db::table('goods_attr')->where($where)->delete();
                $field_data = [];
                foreach ($param['attr_name'] as $key => $value) {
                    $field_data[] = [
                        'attr_name'     => $param['attr_name'][$key][0],
                        'attr_class_id'     => $id,
                        'attr_index'      =>0,
                        'attr_values'      =>'',
                        'sort_order'        => $param['sort_order'][$key][0] ?? 255,
                    ];
                }
                $gamodel::insertAll($field_data);
                // 提交事务
                $model->commit();    
            }catch(\Exception $e){
                $msg='提交失败';
                // 回滚事务
                $model->rollback();
                return error($msg);//
            }



            $result = $data->save($param);
            return $result ? success() : error();
        }
        $gamodel_list=$gamodel->field('attr_name,sort_order')->where(array('attr_class_id'=>$id))->select();
        $gamodel_l=array();
        foreach ($gamodel_list as $k1 =>$v1) {
            $key=$k1+1;
            $gamodel_l[$key]['attr_name']=$v1['attr_name'];
            $gamodel_l[$key]['sort_order']=$v1['sort_order'];
        }


        $this->assign([
            'data' => $data,
            'gamodel_list'=>$gamodel_l,
            'gamodel_count'=>count($gamodel_list),
        ]);
        return $this->fetch('add');

    }

    //删除
    public function del($id, GoodsAttrCategory $model)
    {
        if (count($model->noDeletionId) > 0) {
            if (is_array($id)) {
                if (array_intersect($model->noDeletionId, $id)) {
                    return error('ID为' . implode(',', $model->noDeletionId) . '的数据无法删除');
                }
            } else if (in_array($id, $model->noDeletionId)) {
                return error('ID为' . $id . '的数据无法删除');
            }
        }

        if ($model->softDelete) {
            $result = $model->whereIn('id', $id)->useSoftDelete('delete_time', time())->delete();
        } else {
            $result = $model->whereIn('id', $id)->delete();
        }

        return $result ? success('操作成功', URL_RELOAD) : error();
    }

    //获取规格分类下的规格
    public function get_attr()
    {
        
    }
    
}