#131 Handling internal server error response

Handling internal server error response when received from Dexcom.

lib/app/modules/dexcom/controllers/dexcom_controller.dart

@@ -152,7 +152,7 @@ class DexcomController extends BaseController {
     startTimer();
   }
 
-  Future<EstimatedGlucoseValue> getEgvs() async {
+  Future<EstimatedGlucoseValue?> getEgvs() async {
     SharedPreferences _prefs = await SharedPreferences.getInstance();
     HttpProvider _httpProvider = HttpProvider();
     DateTime now = DateTime.now();
@@ -172,6 +172,14 @@ class DexcomController extends BaseController {
         await refreshToken(); // Refresh the token
         continue; // Continue the loop to retry the API call with the new token
       }
+      if (response == '500') {
+        Get.rawSnackbar(
+            message: "internal server error",
+            backgroundColor: Colors.red,
+            snackPosition: SnackPosition.BOTTOM);
+
+        return null;
+      }
 
       EstimatedGlucoseValue resultedData = EstimatedGlucoseValue.fromJson(response);
 

lib/app/modules/insights/controllers/insights_controller.dart

@@ -144,6 +144,9 @@ class InsightsController extends BaseController {
         }
         hideLoading();
       }
+      else{
+        hideLoading();
+      }
     }
     else{
       hideLoading();

lib/app/network/http_provider.dart

@@ -6,6 +6,7 @@ import '../../flavors/build_config.dart';
 
 const int statusCodeValue = 200;
 const int invalidAccessToken = 401;
+const int internalServerError=500;
 
 class HttpProvider {
   static final String? baseUrl = BuildConfig.instance.config.dexComBaseUrl;
@@ -51,7 +52,12 @@ class HttpProvider {
     } else if (response.statusCode == invalidAccessToken) {
 
       return '401';
-    } else {
+    }
+    else if (response.statusCode==internalServerError){
+
+      return '500';
+    }
+    else {
       throw Exception('Failed to retrieve glucose values.');
     }
   }