问方法App\Http\Controller\Elibrary：：save不存在

EN

       <?php

namespace App\Http\Controllers;
use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use App\Elibrary;
class ElibraryController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request){
        $elibrary = Elibrary::orderBy('id','DESC')->paginate(5);
        return view('e-library',compact('elibrary'))
            ->with('i', ($request->input('page', 1) - 1) * 5);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        //
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
     public function store(Request $request)
    {
        $this->validate($request, [
            'title' => 'required',
            'efile' => 'required|max:4000',
        ]);
        if($file= $request->file('file')){
            $name = $file->getClientOriginalName();
            if($file->move('images', $name)){
                $elibrary = new Post;
                $elibrary->efile = $name;
                $elibrary->save();
                return redirect()->route('e-library');
            };
        }
        $elibrary = new Elibrary([
            'title'    =>  $request->get('title'),
            'efile'    =>  $request->file('file'),
            ]);
        $elibrary->save();
        return redirect()->route('e-library');
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        //
    }
}

Route::post('/store', 'Elibrary@store')->name('store');

<form action="/store" method="post" enctype="multipart/form-data">
                @csrf()
                  <div class="form-group">
                     <input type="text" class="form-control"name="title" placeholder="Name">
                  </div>
                  <div class="form-group">
                     <input type="file" class="form-control"name="efile" >
                  </div>
                  <div class="form-group">
                     <input type="submit" class="btn btn-primary btn-send-message" >
                  </div>
               </form>

    <?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class Elibrary extends Model
{
    public $fillable = ['title','efile'];
}

<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class CreateElibrariesTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('elibraries', function (Blueprint $table) {
           $table->bigIncrements('id');
            $table->string('title');
            $table->string('efile');
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('elibraries');
    }
}