cssd-back/app/Http/Controllers/ItemController.php

<?php

namespace App\Http\Controllers;

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

class ItemController extends Controller
{
    public function index(Request $request)
    {
        $user =  auth('api')->user();

        $Items = Item::with('user')

        ->when($user->cant('showAll'), function($query) use ($user) {
            if ($user->hasRole('Supervisor')) {
                $query->whereHas('user', function($query) use ($user) {
                    $query->where('medical_center_id', $user->medical_center_id);
                });
            }
            if ($user->hasRole('User')) {
                $query->where('user_id', $user->id);
            }
        })

        ->when($request->has('name') && $request->name != '', function($query) use($request){
            $query->where('name', 'LIKE', '%'.$request->name.'%');
        })
        ->when($request->has('size') && $request->size != '', function($query) use($request){
            $query->where('size', $request->size);
        })
        ->when($request->has('item_id') && $request->item_id != '', function($query) use($request){
            $query->where('id', $request->item_id);
        })
        ->when($request->has('specific') && $request->specific != '', function($query) use($request){
            $query->where('specific', $request->specific);
        })
        ->paginate(10);
        return \MessageResponse::data($Items);
    }

    public function create()
    {

    }
    public function show(Item $Item)
    {
        $Item->load('user', 'user.medical_center');
        return \MessageResponse::data($Item);
    }
    public function store(StoreItemRequest $request)
    {
        $ItemData = [
          'name' => $request->name,
          'size' => $request->size,
          'unique_id' => $request->unique_id,
          'specific' => $request->specific,
          'note' => $request->note,
          'user_id' => auth('api')->user()->id,
        ];
        $ItemObj = Item::create($ItemData);

        return \MessageResponse::success(trans('messages.success'));
    }
    public function edit(Item $Item)
    {
        return \MessageResponse::data($Item);
    }
    public function update(StoreItemRequest $request, Item $Item)
    {
        $Item->update($request->all());
        return \MessageResponse::success(trans('messages.success'));
    }
    public function destroy(Item $Item)
    {
        if (!auth('api')->user()->can('delete', $Item)) {
            return \MessageResponse::error(trans('messages.access_denied'));
        }
        if(count($Item->packages))
        {
            $Item->packages()->detach();
        }
        $Item->delete();
        return \MessageResponse::success(trans('messages.success'));
    }

    public function getItems(){
        $Items = Item::with('user')->get();
        return \MessageResponse::data($Items);
    }

    public function showItem(Item $Item)
    {
        $Item->load('user', 'user.medical_center');
        return \MessageResponse::data($Item);
    }
}