Product.php 6.2 KB
<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use Exception;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 
 *
 * @icon fa fa-circle-o
 */
class Product extends Backend
{
    
    /**
     * Product模型对象
     * @var \app\admin\model\Product
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Product;

        $course = new \app\admin\model\Course();
        $course =  $course->where([])->select();
        $coursedata = [];
        foreach ($course as $v){
            $coursedata[$v['id']] = $v['name'];
        }

        $this->view->assign('coursedata', $coursedata);

    }
    
    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                        $this->model->validateFailException(true)->validate($validate);
                    }
                    $course_id = $params['course_id'];
                    unset($params['course_id']);
                    $result = $this->model->allowField(true)->insert($params,false,true);

                    $productCourse = new \app\admin\model\ProductCoures();
                    foreach ($course_id as $k){
                        $insert = [];
                        $insert['product_id'] = $result;
                        $insert['course_id'] = $k;
                        $productCourse->insert($insert);
                    }

                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            if (!in_array($row[$this->dataLimitField], $adminIds)) {
                $this->error(__('You have no permission'));
            }
        }
        $productCourse = new \app\admin\model\ProductCoures();
        $productCourse = $productCourse->where(['product_id'=>$ids])->select();
        $course_id = [];
        foreach ($productCourse as $k){
            $course_id[] = $k['course_id'];
        }
        $this->view->assign("course_id", $course_id);

        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                        $row->validateFailException(true)->validate($validate);
                    }
                    $course_id = $params['course_id'];
                    unset($params['course_id']);
                    $result = $row->allowField(true)->save($params);

                    $productCourse = new \app\admin\model\ProductCoures();
                    $productCourse->where(['product_id'=>$ids])->delete();
                    foreach ($course_id as $k){
                        $insert = [];
                        $insert['product_id'] = $ids;
                        $insert['course_id'] = $k;
                        $productCourse->insert($insert);
                    }

                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were updated'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $this->view->assign("row", $row);
        return $this->view->fetch();
    }
}