weapp-api/app/Http/Controllers/CourseController.php

<?php

namespace App\Http\Controllers;

use App\Models\Basic;
use App\Models\Course;
use App\Models\Enroll;
use App\Models\User;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Validator;

class CourseController extends Controller{

    //课程列表
    public function course_list(Request $request){
        $inputData = $request->only(['page', 'page_size', 'week', 'season']);
        $messages = [
            'required'=>':attribute为必填项',
            'int'=>':attribute参数类型错误',
            'max'=>':attribute长度不得超过 :size',
        ];
        $validator = Validator::make($inputData, [
            'page' => 'required|int',
            'page_size' => 'required|int',
            'week' => 'required|int',
            'season' => 'required|int',
        ], $messages,[
            'page'=>'页码',
            'page_size'=>'大小',
            'week'=>'第几周',
            'season'=>'赛季',
        ]);
        if ($validator->fails()){
            return $this->error(50024,'',current($validator->errors()->all()));
        }
        $id=Auth::user()->id;
        $re=Enroll::where('uid',$id)->where('status',0)->first();
        if ($re){
            $input=$request->all();
            $page=$input['page'];
            $page_size=$input['page_size'];
            $data=Course::where('season',$input['season'])->OrderBy('course_time')->where('week',$input['week']);
            $count=$data->count();
            $data=$data->select('*')->take($page_size)->skip(($page-1)*$page_size)->get();
            return $this->success_list($data,'',$count);
        }else{
            return $this->success_list([]);
        }

    }

    public function GetSeason(){
        $re=Course::GroupBy('season')->orderByDesc('season')->select('season')->get();
        return $this->success($re);
    }
}