优化

client/flutter/lib/widgets/custom_input.dart

@@ -0,0 +1,78 @@
+import 'package:flutter/material.dart';
+import 'package:sales_chat/theme/app_theme.dart';
+
+class CustomInput extends StatefulWidget {
+  final String label;
+  final String? hint;
+  final TextEditingController? controller;
+  final bool obscureText;
+  final TextInputType? keyboardType;
+  final IconData? prefixIcon;
+  final IconData? suffixIcon;
+  final VoidCallback? onSuffixTap;
+  final String? Function(String?)? validator;
+  final void Function(String)? onSubmitted;
+  final bool enabled;
+
+  const CustomInput({
+    super.key,
+    required this.label,
+    this.hint,
+    this.controller,
+    this.obscureText = false,
+    this.keyboardType,
+    this.prefixIcon,
+    this.suffixIcon,
+    this.onSuffixTap,
+    this.validator,
+    this.onSubmitted,
+    this.enabled = true,
+  });
+
+  @override
+  State<CustomInput> createState() => _CustomInputState();
+}
+
+class _CustomInputState extends State<CustomInput> {
+  late bool _obscureText;
+
+  @override
+  void initState() {
+    super.initState();
+    _obscureText = widget.obscureText;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return TextFormField(
+      controller: widget.controller,
+      obscureText: _obscureText,
+      keyboardType: widget.keyboardType,
+      validator: widget.validator,
+      onFieldSubmitted: widget.onSubmitted,
+      enabled: widget.enabled,
+      decoration: InputDecoration(
+        labelText: widget.label,
+        hintText: widget.hint,
+        prefixIcon: widget.prefixIcon != null ? Icon(widget.prefixIcon) : null,
+        suffixIcon: widget.suffixIcon != null
+            ? IconButton(
+                icon: Icon(widget.suffixIcon),
+                onPressed: widget.onSuffixTap ?? (widget.obscureText ? _toggleObscure : null),
+              )
+            : (widget.obscureText
+                ? IconButton(
+                    icon: Icon(_obscureText ? Icons.visibility_off : Icons.visibility),
+                    onPressed: _toggleObscure,
+                  )
+                : null),
+      ),
+    );
+  }
+
+  void _toggleObscure() {
+    setState(() {
+      _obscureText = !_obscureText;
+    });
+  }
+}