feat: 尚未购买的弹窗

lib/app/modules/hi_menu/widgets/user_info_card.dart

@@ -6,6 +6,7 @@ import 'package:get/get.dart';
 import 'package:kaer_with_panels/app/modules/hi_menu/controllers/hi_menu_controller.dart';
 import 'package:kaer_with_panels/app/routes/app_pages.dart';
 import 'package:kaer_with_panels/app/widgets/kr_local_image.dart';
+import 'package:kaer_with_panels/app/widgets/kr_subscription_expiry_text.dart';
 
 /// 用户信息展示卡片 Widget
 ///
@@ -67,51 +68,10 @@ class UserInfoCard extends StatelessWidget {
                       fontWeight: FontWeight.bold,
                     ),
                   ),
-                  Obx(() {
-                    final currentSubscribe =
-                        controller.kr_subscribeService.kr_currentSubscribe.value;
-                    String expiryText;
-
-                    if (currentSubscribe == null) {
-                      expiryText = '尚未购买套餐';
-                    } else {
-                      final now = DateTime.now();
-                      DateTime? expireDateTime;
-                      try {
-                        expireDateTime =
-                            DateTime.parse(currentSubscribe.expireTime);
-                      } catch (e) {
-                        expireDateTime = null;
-                      }
-
-                      if (expireDateTime == null) {
-                        expiryText = '套餐信息无效';
-                      } else if (expireDateTime.isBefore(now)) {
-                        final formattedExpireDate =
-                            '${expireDateTime.year}/${expireDateTime.month.toString().padLeft(2, '0')}/${expireDateTime.day.toString().padLeft(2, '0')}';
-                        expiryText = '已于 $formattedExpireDate 到期';
-                      } else {
-                        final year = expireDateTime.year;
-                        final month = expireDateTime.month.toString().padLeft(2, '0');
-                        final day = expireDateTime.day.toString().padLeft(2, '0');
-                        final hour = expireDateTime.hour.toString().padLeft(2, '0');
-                        final minute = expireDateTime.minute.toString().padLeft(2, '0');
-                        final second = expireDateTime.second.toString().padLeft(2, '0');
-
-                        // 2. 拼接成最终的字符串
-                        final formattedDateTime = '$year/$month/$day $hour:$minute:$second';
-
-                        expiryText = '到期时间：$formattedDateTime';
-                      }
-                    }
-                    return Text(
-                      expiryText,
-                      style: TextStyle(
-                        color: Colors.white,
-                        fontSize: 12.sp,
-                      ),
-                    );
-                  }),
+                  KRSubscriptionExpiryText(
+                    expireTimeProvider: () => controller.kr_subscribeService
+                        .kr_currentSubscribe.value?.expireTime,
+                  ),
                 ],
               ),
             ),