config-manage/app/Repositories/ActivitiesRepository.php

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019-06-12
 * Time: 16:30
 */

namespace App\Repositories;


use App\Models\Activities;
use Dingo\Api\Http\Response;
use Illuminate\Support\Facades\DB;
use Illuminate\Database\QueryException;
use Illuminate\Support\Facades\Log;

class ActivitiesRepository {
    public function __construct(Activities $activities) {
        $this->activities = $activities;
    }
    //列表
    public function index($request){
        $perPage = isset($request['per_page']) ? $request['per_page'] : 20;
        $where = [];
        if(isset($request['name'])){
            $where[] = ['name', 'like', "%{$request['name']}%"];
        }
        return $this->activities->where($where)->paginate($perPage);
    }
    //详情
    public function view($request){
        return $this->activities->where(['id'=>$request['id']])->first();
    }
    //创建
    public function create($request){
        $activities = $this->activities->where(['name'=>$request['name']])->first();
        if($activities){
            return Response::create([
                'message'  => '该活动已存在',
                'status_code'   => 500
            ]);
        }
        $data = [
            'name' => $request['name'],
            'content' => $request['content'],
        ];
        DB::beginTransaction();
        try{
            $this->activities->create($data);
            DB::commit();
            return Response::create();
        }catch (QueryException $exception){
            DB::rollBack();
            Log::debug('新增活动：'.$exception->getMessage());
            return Response::create([
                'message'  => '新增活动失败，请重试',
                'error' => $exception->getMessage(),
                'status_code'   => 500
            ]);
        }
    }
    public function edit($request){
        $activities = $this->activities->where(['id'=>$request['id']])->first();
        if(!$activities){
            return Response::create([
                'message'  => '该活动不存在',
                'status_code'   => 500
            ]);
        }
        $activities->content = $request['content'];
        DB::beginTransaction();
        try{
            $activities->save();
            DB::commit();
            return Response::create();
        }catch (QueryException $exception){
            DB::rollBack();
            Log::debug('编辑活动：'.$exception->getMessage());
            return Response::create([
                'message'  => '编辑活动失败，请重试',
                'error' => $exception->getMessage(),
                'status_code'   => 500
            ]);
        }
    }
}