Laravel Documents

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Doctor;  
use Illuminate\Support\Facades\File;
use Intervention\Image\Facades\Image;

class DoctorController extends Controller
{
    public function index(){
        return view('backend.admin.doctors.index');
    }
    
    public function store(Request $request){

$data = new Doctor;

$data->speciality_id = $request->speciality_id; 
        $data->name = $request->name; 
        $data->visit_price = $request->visit_price;
        $data->address = $request->address;

$destinationPath = public_path('images/doctors/');
        if (!file_exists($destinationPath)) {
            mkdir($destinationPath, 0777, true);
        }

// ---- IMAGE ----
        if ($request->hasFile('image')) {
            $image = $request->file('image');
            $extension = strtolower($image->getClientOriginalExtension());

if ($extension === 'svg') {
                $imageName = 'image' . time() . '.svg';
                $image->move($destinationPath, $imageName);
            } else {
                $imageName = 'image' . time() . '.webp';
                Image::make($image->getRealPath())->encode('webp', 90)->save($destinationPath . $imageName);
            }

$data->image = $imageName;
        }

$data->save();

return redirect()->back()->with('success', 'Added Successfully Done.');
    }

public function update(Request $request, $id){
        
        $data = Doctor::findOrFail($id);

$data->speciality_id = $request->speciality_id;
        $data->name = $request->name;
        $data->visit_price = $request->visit_price;
        $data->address = $request->address;

$destinationPath = public_path('images/doctors/');
        if (!file_exists($destinationPath)) {
            mkdir($destinationPath, 0777, true);
        }

// ---- IMAGE ----
        if ($request->hasFile('image')) {
            $image = $request->file('image');
            $extension = strtolower($image->getClientOriginalExtension());

if (!empty($data->image) && file_exists($destinationPath . $data->image)) {
                unlink($destinationPath . $data->image);
            }
            if ($extension === 'svg') {
                $imageName = 'image' . time() . '.svg';
                $image->move($destinationPath, $imageName);
            } else {
                $imageName = 'image' . time() . '.webp';
                Image::make($image->getRealPath())->encode('webp', 90)->save($destinationPath . $imageName);
            }

$data->image = $imageName;
        }

$data->save();

return redirect()->back()->with('success', 'Updated Successfully Done.');
    }

public function destroy(Request $request, $id){
        $data = Doctor::findOrFail($id);
        $destination = 'images/doctors/'.$data->image; if(File::exists($destination)){ File::delete($destination); }
        $data->delete();
        return redirect()->back()->with('error','Deleted Successfully Done.');
    }

}