質問編集履歴
2
詳細２
test
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[laravel]
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[laravel]削除機能を追加したい
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test
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②を行う前に全テーブルを削除しmigrateを行いました。
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下記コードは②のコードになります。
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> Todo.php
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詳細
test
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File without changes
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test
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[完成イメージ](https://gyazo.com/0dd4feeea3f7a27aefe6d2160944c65e)
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現在の実装ではidを全て消しても４１〜となりオートインクリメントが働いている状態。
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#やったこと
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①orderByの実装
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②
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```
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$items = DB::select('ALTER TABLE `tablename` auto_increment = 1');
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```
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の実装
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下記コードは②のコードになります。
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> Todo.php
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```
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<?php
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namespace App;
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use Illuminate\Database\Eloquent\Model;
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class Todo extends Model
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{
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protected $table = 'Todos';
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protected $guarded = array('id');
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public static $rules = array(
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'comment' => 'required'
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);
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}
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```
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> TodoController.php
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```
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<?php
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namespace App\Http\Controllers;
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use Illuminate\Http\Request;
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use App\Http\Requests\CreateTaskRequest;
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use Illuminate\Support\Facades\DB;
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use App\Todo;
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class TodoController extends Controller
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{
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public function index(Request $request)
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{
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$items = Todo::all();
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return view('Todos.index', ['items' => $items]);
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}
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public function create(CreateTaskRequest $request)
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{
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$todo = new Todo;
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$form = $request->all();
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unset($form['_token']);
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$todo->timestamps = false;
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$todo->fill($form)->save();
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$param = [
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'id' => $request->id,
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'comment' => $request->comment,
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];
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return redirect('/Todo');
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}
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public function delete(Request $request)
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{
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Todo::find($request->table)->delete();
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$items = DB::select('ALTER TABLE `tablename` auto_increment = 1');
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return redirect('/Todo');
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}
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}
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```
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> web.php
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```
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<?php
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/*
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|--------------------------------------------------------------------------
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| Web Routes
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|--------------------------------------------------------------------------
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| Here is where you can register web routes for your application. These
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| routes are loaded by the RouteServiceProvider within a group which
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| contains the "web" middleware group. Now create something great!
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*/
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Route::get('/', function () {
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return view('welcome');
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});
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Route::get('/Todo', 'TodoController@index');
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Route::post('/Todo', 'TodoController@create');
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Route::group(['middleware' => ['web']], function () {
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Route::post('/Todo', 'TodoController@create');
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});
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Route::delete('/Todo/{table}', 'TodoController@delete');
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```
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> view/Todos/index.blade.php
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```
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@extends('layouts.index')
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@section('title','Todoリスト')
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@section('menubar')
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@parent
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Todoリスト
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@endsection
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@section('content')
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<table>
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<tr>
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<th>ID</th>
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<th>コメント</th>
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<th>状態</th>
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</tr>
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255
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@foreach ($items as $item)
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<tr>
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<td>{{$item->id}}</td>
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<td>{{$item->comment}}</td>
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262
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263
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<td>作業中</td>
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264
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265
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<td>
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266
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267
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<form action="{{ url('Todo/' . $item->id) }}" method="POST">
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268
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269
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@csrf
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270
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271
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@method('DELETE')
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272
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+
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273
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+
<button type="submit">削除</button>
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274
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+
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275
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+
</form>
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</td>
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</tr>
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280
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@endforeach
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</table>
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284
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@endsection
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286
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287
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```
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