if($request->hasFile('image1')){
            // Get filename with the extension
            $filenameWithExt = $request->file('image1')->getClientOriginalName();
            // Get just filename
            $filename = pathinfo($filenameWithExt, PATHINFO_FILENAME);
            // Get just ext
            $extension = $request->file('image1')->getClientOriginalExtension();
            // Filename to store
            $fileNameToStore= $filename.'_'.time().'.'.$extension;
            // Upload Image
            $path = $request->file('image1')->storeAs('public/cover_images', $fileNameToStore);
        } else {
            $fileNameToStore = 'noimage.jpg';
        }

public function up()
    {
        Schema::table('images', function ( $table) {
            $table->string('image1');
            $table->string('image2');
            $table->string('image3')->nullable();
            $table->string('image4')->nullable();
            $table->string('image5')->nullable();
            $table->string('image6')->nullable();
            $table->string('image7')->nullable();
            $table->string('image8')->nullable();
            $table->string('image9')->nullable();
            $table->string('image10')->nullable();
            $table->string('image11')->nullable();
            $table->string('image12')->nullable();
            $table->string('image13')->nullable();
            $table->string('image14')->nullable();
            $table->string('image15')->nullable();
            $table->string('image16')->nullable();
        });
    }