zsff/app/Http/Controllers/Api/V1/IndexController.php

<?php
/**
 * Created by PhpStorm.
 * User: 思维定制
 * Date: 2018/7/12
 * Time: 16:03
 */

namespace App\Http\Controllers\Api\V1;


use App\Models\MessagesInfoModel;
use App\Models\MessagesTagModel;
use Illuminate\Http\Request;

class IndexController extends Controller
{
    public function indexMenu(Request $request) {
        $data = $request->input();
        $menu = MessagesTagModel::orderBy('sort','Desc')->take(3)->get();
        if($data['tag_id'] == 0){
            $message = MessagesInfoModel::orderBy('id','Desc')->paginate(1);
        } else {;
            $message = MessagesTagModel::find($data['tag_id'])->messgaes()->orderBy('id','Desc')->paginate(1);
            //dd($message);
        }

        return $this->api(compact('menu','message'));
    }


}