c3lf-system-3/app/Http/Controllers/ItemController.php

<?php

namespace App\Http\Controllers;

use App\Item;
use Illuminate\Http\Request;

class ItemController extends Controller
{

    public function showAllItems()
    {
        return response()->json(Item::all());
    }

    public function searchAllItems()
    {
        return response()->json(Item::all()); //TODO actually search
    }

    public function showOneItem($id)
    {
        return response()->json(Item::find($id));
    }

    public function create(Request $request)
    {
        $item = Item::create($request->all());
        return response()->json($item, 201);
    }

    public function update($id, Request $request)
    {
        $item = Item::findOrFail($id);
        $item->update($request->all());

        return response()->json($item, 200);
    }

    public function delete($id)
    {
        Item::findOrFail($id)->delete();
        return response('Deleted Successfully', 200);
    }
}