qingjian/app/controller/manager/Gift.php

<?php
namespace app\controller\manager;

use app\model\{Gift as MGift, Category, System, Log};
use app\validate\Gift as VGift;
use think\exception\ValidateException;

/**
 * 礼物管理
 */
class Gift extends Base
{

    //列表
    public function index()
    {
        $keyword = input('param.keyword');
        $list = MGift::getList( 20, $keyword);
        $this->data['list'] = $list;
        $this->data['keyword'] = $keyword;
        return $this->view();
    }
   //删除
    public function del()
    {
        if ($this->request->isPost()) {
            $id = input('post.id/d');
            if(is_numeric($id) && $id > 0) {
                $item = MGift::getById($id);
                if(!empty($item)){
                    MGift::destroy($id);
                    return $this->json();
                }
                return $this->json(3,'待删除信息不存在');
            }
            return $this->json(2, '参数错误,请核对之后再操作!');
        }
        return $this->json(1, '非法请求!');
    }

    //排序
    public function sort()
    {
        if($this->request->isPost()){
            $id = input('post.id/d');
            $sort = input('post.sort');
            $num = input('post.num/d', 1);
            if($num <= 0){
                $num = 1;
            }
            if(!in_array($sort, ['up', 'down'], true)){
                return $this->json(2, '参数错误');
            }
            $item = MGift::getById($id);
            if(empty($item)){
                return $this->json(3, '该文章信息不存在');
            }
            if($sort == 'up'){
                $where = " sort > {$item['sort']} ";
                $order = "sort asc";
            }else{
                $where = " sort < {$item['sort']} ";
                $order = "sort desc";
            }
            $forSortItems = MGift::getListByWhereAndOrder($where, $order, $num);
            if(!empty($forSortItems)){
                $updateData = [];
                $forSortCount = count($forSortItems);
                for($i = 0; $i < $forSortCount; $i++){
                    if($i == 0){
                        $updateData[] = [
                            'id' => $forSortItems[$i]['id'],
                            'sort' => $item['sort']
                        ];
                    }else{
                        $updateData[] = [
                            'id' => $forSortItems[$i]['id'],
                            'sort' => $forSortItems[$i - 1]['sort']
                        ];
                    }
                }
                $updateData[] = [
                    'id' => $item['id'],
                    'sort' => $forSortItems[$i - 1]['sort']
                ];
                if(!empty($updateData)){
                    $model = new MGift();
                    $model->saveAll($updateData);
                    return $this->json();
                }
            }
            return $this->json(4, '无须调整排序!');
        }
        return $this->json(1, '非法请求!');
    }

    //编辑
    public function edit()
    {
        if($this->request->isPost()){
            $item = input('post.item/a');
            $img = input('post.img');

            $id = input('post.id/d');
            $gift = MGift::getById($id);
            if (empty($gift)) {
                return $this->json(1, '该信息不存在！');
            }
            if(!empty($img)){
                $item['img'] = $img;
            }
            try {
                validate(VGift::class)->check($item);
                $item['update_time'] = time();
                MGift::updateById($id, $item);
                return $this->json();
            } catch (ValidateException $e) {
                return $this->json(2, $e->getError());
            }
        }else{
            $id = input('param.id');
            $gift = MGift::getById($id);
            $this->data['item'] = $gift;
            return $this->view();
        }
    }

    //添加
    public function add()
    {
        if($this->request->isPost()){
            $item = input('post.item/a');
            $img = input('post.img');

            if(!empty($img)){
                $item['img'] = $img;
            }

            try {
                validate(VGift::class)->check($item);
                MGift::create($item);
                return $this->json();
            } catch (ValidateException $e) {
                return $this->json(2, $e->getError());
            }
        }else{
            return $this->view();
        }
    }
}