refactor: update icon input handling in NavbarLinkResource to improve user experience and validation

extensions/Others/NavbarManager/Admin/Resources/NavbarLinkResource.php

@@ -10,9 +10,27 @@ use Filament\Forms\Get;
 use Filament\Resources\Resource;
 use Filament\Tables;
 use Filament\Tables\Table;
+use Illuminate\Database\Eloquent\Builder;
 
 class NavbarLinkResource extends Resource
 {
+    protected static function normalizeIcon(?string $icon): ?string
+    {
+        if (empty($icon)) {
+            return null;
+        }
+
+        $icon = strtolower(trim($icon));
+        if ($icon === '') {
+            return null;
+        }
+
+        if (!str_starts_with($icon, 'ri-')) {
+            $icon = 'ri-' . ltrim($icon, '-');
+        }
+
+        return $icon;
+    }
     protected static ?string $model = NavbarLink::class;
 
     protected static ?string $navigationIcon = 'heroicon-o-bars-3';
@@ -248,47 +266,13 @@ class NavbarLinkResource extends Resource
                     ])
                     ->columns(2),
                     
-                Forms\Components\Select::make('icon')
-                    ->label('Icon')
-                    ->searchable()
-                    ->options([
-                        'ri-home-line' => 'Home',
-                        'ri-dashboard-line' => 'Dashboard',
-                        'ri-user-line' => 'User',
-                        'ri-settings-line' => 'Settings',
-                        'ri-file-line' => 'File',
-                        'ri-folder-line' => 'Folder',
-                        'ri-mail-line' => 'Mail',
-                        'ri-phone-line' => 'Phone',
-                        'ri-calendar-line' => 'Calendar',
-                        'ri-time-line' => 'Time',
-                        'ri-notification-line' => 'Notification',
-                        'ri-search-line' => 'Search',
-                        'ri-add-line' => 'Add',
-                        'ri-edit-line' => 'Edit',
-                        'ri-delete-line' => 'Delete',
-                        'ri-arrow-right-line' => 'Arrow Right',
-                        'ri-arrow-left-line' => 'Arrow Left',
-                        'ri-arrow-up-line' => 'Arrow Up',
-                        'ri-arrow-down-line' => 'Arrow Down',
-                        'ri-link-line' => 'Link',
-                        'ri-external-link-line' => 'External Link',
-                        'ri-bookmark-line' => 'Bookmark',
-                        'ri-star-line' => 'Star',
-                        'ri-heart-line' => 'Heart',
-                        'ri-eye-line' => 'Eye',
-                        'ri-lock-line' => 'Lock',
-                        'ri-unlock-line' => 'Unlock',
-                        'ri-shield-line' => 'Shield',
-                        'ri-check-line' => 'Check',
-                        'ri-close-line' => 'Close',
-                        'ri-information-line' => 'Information',
-                        'ri-question-line' => 'Question',
-                        'ri-warning-line' => 'Warning',
-                        'ri-error-warning-line' => 'Error',
-                    ])
-                    ->placeholder('Select an icon')
-                    ->helperText('RemixIcon class name'),
+                Forms\Components\TextInput::make('icon')
+                    ->label('Icon Class')
+                    ->placeholder('ri-home-line or home-line')
+                    ->helperText('Use any Remix Icon (see https://github.com/Remix-Design/RemixIcon/blob/master/tags.json). Prefix is optional—we will auto-add `ri-`.')
+                    ->regex('/^(?:ri-)?[a-z0-9-]+$/i')
+                    ->maxLength(80)
+                    ->dehydrateStateUsing(fn ($state) => self::normalizeIcon($state)),
                     
                 Forms\Components\Select::make('condition')
                     ->label('Visibility Condition')