feat:更新菜谱表单

lib/widgets/common/form.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 
+import 'index.dart';
+
 /// 通用输入框样式
 InputDecoration buildInputDecoration({
   required BuildContext context,
@@ -87,40 +89,19 @@ Widget buildFormButtonGroup({
 
 /// 取消按钮
 Widget _buildCancelButton(BuildContext context) {
-  return ElevatedButton(
-    onPressed: () => Navigator.pop(context), // 直接使用传入的context返回
-    style: ElevatedButton.styleFrom(
-      backgroundColor: Theme.of(context).colorScheme.surface,
-      foregroundColor: const Color(0xFF4E5969),
-      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
-      elevation: 0,
-    ),
-    child: const Text('取消'),
+  return buildInfoButton(
+    context: context,
+    text: '取消',
+    onPressed: () => Navigator.pop(context),
   );
 }
 
 /// 提交按钮
 Widget _buildSubmitButton(BuildContext context, VoidCallback onConfirm) {
-  return ElevatedButton(
-    onPressed: () => onConfirm(),
-    style: ElevatedButton.styleFrom(
-      backgroundColor: Theme.of(context).colorScheme.primary,
-      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
-      elevation: 0,
-    ),
-    child: const Text('提交', style: TextStyle(color: Colors.white)),
-  );
+  return buildPrimaryButton(context: context, text: '提交', onPressed: onConfirm);
 }
 
 /// 删除按钮
 Widget _buildDeleteButton(BuildContext context, VoidCallback onDelete) {
-  return ElevatedButton(
-    onPressed: () => onDelete(),
-    style: ElevatedButton.styleFrom(
-      backgroundColor: Colors.red,
-      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
-      elevation: 0,
-    ),
-    child: const Text('删除', style: TextStyle(color: Colors.white)),
-  );
+  return buildErrorButton(text: '删除', onPressed: onDelete);
 }