车辆信息的部分

ln_jq_app/lib/pages/c_page/reservation/controller.dart

@@ -535,6 +535,7 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
   String leftHydrogen = "0";
   num maxHydrogen = 0;
   String difference = "";
+  var progressValue = 0.0;
 
   //用来管理查看预约的弹窗
   Worker? _sheetWorker;
@@ -675,6 +676,14 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
         amountController.text = flooredDifference.toString();
       }
 
+      if (maxHydrogen > 0) {
+        progressValue = leftHydrogenNum / maxHydrogen;
+
+        // 边界处理：确保值在 0 到 1 之间
+        if (progressValue > 1.0) progressValue = 1.0;
+        if (progressValue < 0.0) progressValue = 0.0;
+      }
+
       updateUi();
     } catch (e) {
     } finally {