Поле со списком Dynamique возвращает "undefined" вместо отображения "nom" слова "technicien"

У меня есть форма ниже с 4 полями со списком «Metier = профессия» «tache = task» «tacrification = pricing» и «technicien = technician», а имя техника находится в таблице user Dynamique combobox return 'undefined' name variable when i выберите техник, но когда я делаю идентификатор на скрипте, он работает

контроллер вмешательства

<?php

 namespace App\Http\Controllers;
 use App\zoneintervention;
 use App\technicien;
 use App\Intervention;
 use App\metier;
 use App\tache;
 use App\client;
 use App\user;
 use App\adresse;
 use App\Tarification;
 use App\tarificationtache;
 use Illuminate\Http\Request;
 use App\Http\Requests\InterventionRequest;
 use DB;
 class InterventionController extends Controller
{
/**
 * Display a listing of the resource.
 *
 * @return \Illuminate\Http\Response
 */
public function index()
{
 $Listintervention=Intervention::with(['technicien','client', 
 'tarificationtache'])->get();

    return view('intervention.index',['interventions'=>$Listintervention]);


}

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

{
    $user=  user::orderBy('id', 'asc')->get();
    $client = client::orderBy('id', 'asc')->get();
    $metiers = metier::orderBy('id', 'asc')->get();
    $technicien = Technicien::orderBy('id', 'desc')->get();
    $tarifications = tarificationtache::orderBy('id', 'desc')->get();

    return view('intervention.create')->with('technicien', $technicien)- 
 >with('client',$client)->with('metiers',$metiers)- 
 >with('tarifications',$tarifications);
}

/**
 * Store a newly created resource in storage.
 *
 * @param  \Illuminate\Http\Request  $request
 * @return \Illuminate\Http\Response
 */
public function store(InterventionRequest $request)
{
    $intervention = new Intervention();

    $intervention ->description =$request->input('description');
    $intervention ->duree_prevu =$request->input('duree_prevu');


    if ($request->has('statut')){
    $intervention->statut = $request->input('statut');
    }else{
           $intervention->statut = 0;
    }

    $intervention ->technicien_id = $request->input('technicien_id');
    $intervention ->client_id = $request->input('client_id');
    $intervention ->tarification_id = $request->tarificationtache_id;
    $intervention->save();
    return redirect('intervention');




}

public function prodfunct(){

    $technicien=technicien::all();//get data from table
    return redirect('intervention',compact('technicien'));//sent data to 
 view

}
public function findlibelle_metier(Request $request){


    $metier=metier::all();//get data from table
    return redirect('intervention',compact('metier'));//sent data to view
}

public function findProductName(Request $request){
    //if our chosen id and products table prod_cat_id col match the get 
first 100 data
    //$request->id here is the id of our chosen option id
    $data=tache::select('libelle_tache','id')->where('metier_id',$request- 
>id)->take(100)->get();
    return response()->json($data);//then sent this data to ajax success
}


/**
 * Display the specified resource.
 *
 * @param  int  $id
 * @return \Illuminate\Http\Response
 */
public function show( $id)
{
    $intervention=Intervention::find($id);
    $technicien = $intervention->technicien;
    $tarificationtache = tarificationtache::orderBy('id', 'desc')->get();
    return view('intervention.show',['intervention'=>$intervention])- 
>with('technicien',$technicien)->with('tarificationtache',   
$tarificationtache);
}

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

    $intervention=Intervention::find($id);
    return view('intervention.edit',['intervention'=>$intervention]);

}

/**
 * Update the specified resource in storage.
 *
 * @param  \Illuminate\Http\Request  $request
 * @param  int  $id
 * @return \Illuminate\Http\Response
 */
public function update(InterventionRequest $request, $id)
{
    $intervention=Intervention::find($id);
    $intervention ->date_intervention =$request->input('date_intervention');
    $intervention ->description =$request->input('description');
    $intervention ->duree_prevu =$request->input('duree_prevu');
    $intervention ->statut =$request->has('statut');

    $intervention->save();
    return redirect('intervention');

}

/**
 * Remove the specified resource from storage.
 *
 * @param  int  $id
 * @return \Illuminate\Http\Response
 */
public function destroy($id)
{
    $intervention =intervention::find($id);
    $intervention->delete();
    return redirect('intervention');
}

}

create.blade.php

    @extends('Layouts/app')
@extends('Layouts/master')
@section('content')
<!--  jQuery -->
<script 
src = "https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"> 
</script>
<script type = "text/javascript">
 var getTachesByMetierUrl = "{{url('/tachesbymetier')}}";
    var getAdresseByClientUrl = "{{url('/adressebyclient')}}";
    var getTarificationsByTacheUrl = "{{url('/tarificationsbytache')}}";
    var getTechniciensByTarificationtacheUrl = " 
 {{url('/techniciensbytarificationtache')}}";



    function getAdresseByClient(val) {
        if (val.length>0) {
            var client_id = val;
            $.get(getAdresseByClientUrl+'/'+client_id,function(res) {
                var html = '<option value = "">-Select-</option>' ;
                $.each(res.adresses,function(index,item) {
                    html+='<option 
  value = "'+item.id+'">'+item.code_postal+'</option>';
                });
                $('#adresses').html(html);

            });
        }
    }


    function getTachesByMetier(val) {
        if (val.length>0) {
            var metier_id = val;
            $.get(getTachesByMetierUrl+'/'+metier_id,function(res) {
                var html = '<option value = "">-Select-</option>' ;
                $.each(res.taches,function(index,item) {
                    html+='<option 
  value = "'+item.id+'">'+item.libelle_tache+'</option>';
                });
                $('#taches').html(html);

            });
        }
    }

     function getTechniciensByTache(val) {
        if (val.length>0) {
            var tache_id = val;

 $.get(getTechniciensByTacheUrl+'/'+tarificationtache_id,function(res) {
                var html = '<option value = "">-Select-</option>' ;
                $.each(res.techniciens,function(index,item) {
                    html+='<option 
 value = "'+item.id+'">'+item.id.nom+'</option>';
                });
                $('#techniciens').html(html);

            });
        }
    }
  function getTarificationsByTache(val) {

        if (val.length>0) {
            var tache_id = val;
            $.get(getTarificationsByTacheUrl+'/'+tache_id,function(res) {
                var html = '<option value = "">-Select-</option>' ;
                $.each(res.tarifications,function(index,item) {
                    html+='<option 
 value = "'+item.id+'">'+item.tarif+'</option>';
                });
                $('#tarifications').html(html);

            });
        }
    }

    function getTechniciensByTarificationtache(val) {
        if (val.length>0) {
            var tarificationtache_id = val;
  $.get(getTechniciensByTarificationtacheUrl+'/'+tarificationtache_id, 
  function(res ) {
                var html = '<option value = "">-Select-</option>' ;
                $.each(res.techniciens,function(index,item) {
                    html+='<option 
 value = "'+item.id+'">'+item.id.nom+'</option>';
                });
                $('#techniciens').html(html);

            });
        }
    }
</script>
@if (count($errors))
    <div class = "alert alert-danger" role = "alert">
        <ul>
            @foreach($errors ->all() as $message)
                <li>{{$message}}</li>
            @endforeach
        </ul>
    </div>
@endif
<div class = "container">
    <div class = "row"></div>
    <div class = "col-md-10">
        <h1>Ajout Intervention</h1>
        <form action = " {{url ('intervention')  }}" method = "post">
            {{csrf_field()}}
            <div class = "form-group">
                <label for = "client">Client</label>
                <select onchange = "getAdresseByClient(this.value)" 
 name = "client_id" id = "client" class = "form-control">
                    <option value = "">-Select-</option>
                    @foreach($client as $t)
                        <option value = "{{$t->id }}">
                            {{$t->user->nom}}
                        </option>
                    @endforeach
                </select>
            </div>
            <div class = "form-group">
                <label for = "">date et heure </label>
                <input class = "form-control" type = "datetime-local"  name 
   = "duree_prevu" value = "{{old('duree_prevu')}}">
            </div>

            <div class = "form-group">
                <label for = "">description</label>
                <input type = "text"  name  = "description" class = "form- 
 control"value = "{{old('description')}}">
            </div>

    <div class = "form-group">
                <div class = "col-md-12">
                <div class = "col-md-4">
                <label>Metier: </label>
                <select onchange = "getTachesByMetier(this.value)" 
 style = "width: 200px" class = "productm form-control" id = "metiers">
               <option value = "">-Select-</option>
                    @foreach($metiers as $t)
                        <option value = "{{$t->id }}">
                            {{$t->libelle_metier}}
                        </option>
                    @endforeach
                </select>
            </div>

            <div class = "col-md-4">
                <label>tache: </label>
                <select onchange = "getTarificationsByTache(this.value)" 
 style = "width: 200px" class = "productname form-control" name = "tache" 
 id = "taches">
                <option value = "">-Select-</option>
                </select>
            </div>
            <div class = "col-md-4">
                <label>tarification: </label>
                <select 
onchange = "getTechniciensByTarificationtache(this.value)" style = "width: 
200px" 
class = "productname form-control" name = "tarificationtache_id" 
id = "tarifications">
                <option value = "">-Select-</option>
                </select>
            </div>

            <div class = "col-md-4">
                        <label>technicien: </label>
                        <select style = "width: 200px" class = "productname 
 form-control" name = "technicien_id" id = "technicien">
                            <option value = "">-Select-</option>
                        </select>
                    </div>



</div>

            <div class = "form-group">
                <div class = "form-group">
                <label for = "">statut    :   </label>
                <input type = "checkbox"  name  = "statut" value = "1" required 
 autofocus>
            </div>
            <div class = "form-group">
                <label for = "">payement</label>
                <input type = "checkbox"  name  = "payement" value = "">
            </div>
            <div class = "form-group">

                <input type = "submit" value = "enregistrer" class = "form- 
control btn btn-primary">
            </div>
</div>
</div>
</div>


<link 
href = "https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" 
 rel = "stylesheet">

<link href = "https://cdnjs.cloudflare.com/ajax/libs/bootstrap- 
datepicker/1.5.0/css/bootstrap-datepicker.css" rel = "stylesheet">

<script src = "http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.js"> 
</script>

<script src = "https://cdnjs.cloudflare.com/ajax/libs/bootstrap- 
datepicker/1.5.0/js/bootstrap-datepicker.js"></script>

@endsection

стол техник

Schema::create('techniciens', function (Blueprint $table) {
        $table->increments('id');
        $table->boolean('actif')->default(1);
        $table->float('moyenne_avis')->nullable();
        $table->integer('user_id')->unsigned();
        $table->foreign('user_id')->references('id')->on('users');
        $table->datetime('deleted_at')->nullable();
        $table->timestamps();

    });

*