config-manage/app/Repositories/PlatformContentRepository.php

<?php
namespace App\Repositories;
use App\Models\PlatformContent;
use Symfony\Component\HttpKernel\Exception\HttpException;

/**
 * Created by PhpStorm.
 * User: durong
 * Date: 2019/6/17
 * Time: 下午2:06
 */

class PlatformContentRepository
{
    public function __construct(PlatformContent $platformContent)
    {
        $this->platformContent = $platformContent;
    }

    public function index($request)
    {
        $perPage = isset($request['per_page']) ? $request['per_page'] : env('PER_PAGE');
        $where = [];
        if(isset($request['id'])){
            $where[] = ['id', '=', $request['id']];
        }
        if (isset($request['title'])){
            $where[] = ['title', 'like', "%{$request['title']}%"];
        }

        return $this->platformContent->where($where)->orderBy('updated_at', 'desc')->paginate($perPage);

    }

    public function create($request)
    {
        if($this->platformContent->where('title', $request['title'])->exists()){
            throw new HttpException(500, '该名称已经存在');
        }

        $data = [
            'title' => $request['title'],
            'content' => $request['content'],
        ];

        if (!$this->platformContent->create($data)) {
            throw new HttpException(500, '添加失败');
        }
    }

    public function edit($request)
    {
        $platforms = $this->platformContent->where('id', $request['id'])->first();
        $platforms->content = $request['content'];
        $platforms->updated_at = date('Y-m-d H:i:s');

        $res = $platforms->save();
        if (!$res) {
            throw new HttpException(500, '平台内容更新失败');
        }
    }

}