fixed MasterDataPage buttons

lib/core/widgets/flux_text_field.dart

@@ -2,7 +2,7 @@
 import 'package:flutter/material.dart';
 import 'package:flux/core/theme/theme.dart';
 
-class FluxTextField extends StatelessWidget {
+class FluxTextField extends StatefulWidget {
   final String label;
   final IconData icon;
   final bool isPassword;
@@ -30,20 +30,38 @@ class FluxTextField extends StatelessWidget {
     this.maxLength,
   });
 
+  @override
+  State<FluxTextField> createState() => _FluxTextFieldState();
+}
+
+class _FluxTextFieldState extends State<FluxTextField> {
+  late bool _obscureText;
+
+  @override
+  void initState() {
+    super.initState();
+    _obscureText = widget.isPassword;
+  }
+
   @override
   Widget build(BuildContext context) {
     return TextField(
-      controller: controller,
-      obscureText: isPassword,
-      keyboardType: keyboardType,
-      autofocus: autoFocus,
-      minLines: minLines,
+      controller: widget.controller,
+      obscureText: _obscureText,
+      enableSuggestions: !widget.isPassword,
+      autocorrect: !widget.isPassword,
+      keyboardType: widget.keyboardType,
+      autofocus: widget.autoFocus,
+      minLines: widget.minLines,
       // Se minLines è impostato, maxLines deve essere almeno uguale o null (espandibile)
-      maxLines: minLines != null ? null : maxLines,
+      maxLines: widget.minLines != null ? null : widget.maxLines,
       style: TextStyle(color: context.primaryText),
       decoration: InputDecoration(
-        prefixIcon: Icon(icon, color: context.accent.withValues(alpha: 0.6)),
-        labelText: label,
+        prefixIcon: Icon(
+          widget.icon,
+          color: context.accent.withValues(alpha: 0.6),
+        ),
+        labelText: widget.label,
         labelStyle: TextStyle(color: context.secondaryText, fontSize: 14),
         filled: true,
         fillColor: context.surface.withValues(alpha: 0.5),
@@ -61,10 +79,25 @@ class FluxTextField extends StatelessWidget {
           horizontal: 16,
           vertical: 16,
         ),
+        suffixIcon: widget.isPassword
+            ? IconButton(
+                icon: Icon(
+                  // Cambiamo icona in base allo stato
+                  _obscureText ? Icons.visibility_off : Icons.visibility,
+                  color: Colors.grey,
+                ),
+                onPressed: () {
+                  // Quando l'utente clicca, invertiamo lo stato e ridisegniamo
+                  setState(() {
+                    _obscureText = !_obscureText;
+                  });
+                },
+              )
+            : null, // Se non è una password, niente icona
       ),
-      onSubmitted: onSubmitted,
-      onChanged: onChanged,
-      maxLength: maxLength,
+      onSubmitted: widget.onSubmitted,
+      onChanged: widget.onChanged,
+      maxLength: widget.maxLength,
     );
   }
 }