Invoice number digit column issue solved..

app/Http/Requests/Setting/Setting.php

@@ -41,6 +41,10 @@ class Setting extends FormRequest
                 break;
         }
 
+        if ($this->request->has('number_digit')) {
+            $rules['number_digit'] = 'required|integer|min:1|max:20';
+        }
+
         return $rules;
     }
 

app/View/Components/Form/Group/NumberDigit.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace App\View\Components\Form\Group;
+
+use App\Abstracts\View\Components\Form;
+
+class NumberDigit extends Form
+{
+    public $type = 'number_digit';
+
+    public $number_digits;
+
+    /**
+     * Get the view / contents that represent the component.
+     *
+     * @return \Illuminate\Contracts\View\View|string
+     */
+    public function render()
+    {
+        if (empty($this->name)) {
+            $this->name = 'number_digit';
+        }
+
+        if (empty($this->label)) {
+            $this->label = trans('settings.invoice.digit');
+        }
+
+        $this->number_digits = [
+            '1' => '1',
+            '2' => '2',
+            '3' => '3',
+            '4' => '4',
+            '5' => '5',
+            '6' => '6',
+            '7' => '7',
+            '8' => '8',
+            '9' => '9',
+            '10' => '10',
+            '11' => '11',
+            '12' => '12',
+            '13' => '13',
+            '14' => '14',
+            '15' => '15',
+            '16' => '16',
+            '17' => '17',
+            '18' => '18',
+            '19' => '19',
+            '20' => '20',
+        ];
+
+        if (empty($this->selected) && empty($this->getParentData('model'))) {
+            $this->selected = setting('invoice.number_digit');
+        }
+
+        return view('components.form.group.number_digit');
+    }
+}

resources/views/components/form/group/number_digit.blade.php

@@ -0,0 +1,13 @@
+<x-form.group.select
+    :name="$name"
+    :label="$label"
+    :options="$number_digits"
+    :selected="$selected"
+
+    form-group-class="{{ $formGroupClass }}"
+    :required="$required"
+    :readonly="$readonly"
+    sort-options="false"
+
+    {{ $attributes }}
+/>

resources/views/settings/invoice/edit.blade.php

@@ -14,7 +14,7 @@
                     <x-slot name="body">
                         <x-form.group.text name="number_prefix" label="{{ trans('settings.invoice.prefix') }}"  value="{{ setting('invoice.number_prefix') }}" not-required />
 
-                        <x-form.group.text name="number_digit" label="{{ trans('settings.invoice.digit') }}"  value="{{ setting('invoice.number_digit') }}" not-required />
+                        <x-form.group.number_digit not-required />
 
                         <x-form.group.text name="number_next" label="{{ trans('settings.invoice.next') }}" value="{{ setting('invoice.number_next') }}" not-required />