LARAVEL DOCUMENTATION

productUpload.blade.php

/////////////////////// Product Uplaod///////////////////////////////
    public function store(Request $request)
    {
        $this->validate($request,[
            'title' => 'required',
            'sub_title' => 'required',
            'image' => 'required|mimes:jpeg,jpg,bmp,png',
        ]);
        $image = $request->file('image');
        $slug = str_slug($request->title);
        if (isset($image))
        {
            $currentDate = Carbon::now()->toDateString();
            $imagename = $slug .'-'. $currentDate .'-'. uniqid() .'.'. $image->getClientOriginalExtension();
            if (!file_exists('uploads/slider'))
            {
                mkdir('uploads/slider', 0777 , true);
            }
            $image->move('uploads/slider',$imagename);
        }else {
            $imagename = 'dafault.png';
        }

        $slider = new Slider();
        $slider->title = $request->title;
        $slider->sub_title = $request->sub_title;
        $slider->image = $imagename;
        $slider->save();
        return redirect()->route('slider.index')->with('successMsg','Slider Successfully Saved');
    }
    
   /////////////////// Error message Show///////////////////////
     @if(session('successMsg'))
    <div class="alert alert-sm alert-success">
        <button type="button" aria-hidden="true" class="close" onclick="this.parentElement.style.display='none'">×</button>
        <span>
        <b> Danger - </b> {{ session('successMsg')}}</span>
    </div>
    @endif
   /////////////////////// Edit Product ////////////////////////
   public function update(Request $request, $id)
    {
        $this->validate($request,[
            'title' => 'required',
            'sub_title' => 'required',
            'image' => 'mimes:jpeg,jpg,bmp,png',
        ]);
        $image = $request->file('image');
        $slug = str_slug($request->title);
        $slider = Slider::find($id);
        if (isset($image))
        {
            $currentDate = Carbon::now()->toDateString();
            $imagename = $slug .'-'. $currentDate .'-'. uniqid() .'.'. $image->getClientOriginalExtension();
            if (!file_exists('uploads/slider'))
            {
                mkdir('uploads/slider', 0777 , true);
            }
            $image->move('uploads/slider',$imagename);
        }else {
            $imagename = $slider->image;
        }

        $slider->title = $request->title;
        $slider->sub_title = $request->sub_title;
        $slider->image = $imagename;
        $slider->save();
        return redirect()->route('slider.index')->with('successMsg','Slider Successfully Update');
    }
    
    =============================== Delete Content==================================
     <form id="delete-form-{{ $slider->id }}" action="{{ route('slider.destroy',$slider->id) }}" style="display: none;" method="POST">
        {{ csrf_field() }}
        @method('DELETE')
    </form>
    <button type="button" class="btn btn-danger btn-sm" onclick="if(confirm('Are you sure? You want to delete this?')){
        event.preventDefault();
        document.getElementById('delete-form-{{ $slider->id }}').submit();
    }else {
        event.preventDefault();
    }"><i class="material-icons">delete</i></button>
    
    ======================================
        public function destroy($id)
    {
        $slider = Slider::find($id);
        if (file_exists('uploads/slider/'.$slider->image))
        {
            unlink('uploads/slider/'.$slider->image);
        }
        $slider->delete();
        return redirect()->back()->with('successMsg','Slider Successfully Deleted');
    }
======================================================