IFSC Code Validation and Add Beneficiary Validation API integration

lib/api/services/beneficiary_service.dart

@@ -1,4 +1,6 @@
 import 'package:dio/dio.dart';
+import 'package:kmobile/data/models/ifsc.dart';
+import 'package:kmobile/data/models/beneficiary.dart';
 
 class BeneficiaryService {
   final Dio _dio;
@@ -22,4 +24,84 @@ class BeneficiaryService {
       throw Exception('Unexpected error: ${e.toString()}');
     }
   }
-}
+ 
+ 
+  Future<ifsc?> validateIFSC(String ifscCode) async {
+  try {
+    final response = await _dio.get('/api/beneficiary/ifsc-details', queryParameters: {
+      "ifscCode": ifscCode
+    }
+    );
+
+    if (response.statusCode == 200) {
+      return ifsc.fromJson(response.data);
+    }
+  } on DioException catch (e) {
+    if (e.response?.statusCode == 404) {
+      print('Invalid IFSC code.');
+    } else {
+      print('API error: ${e.message}');
+    }
+  } catch (e) {
+    print('Unexpected error: $e');
+  }
+ 
+  return null;
+
+}
+
+  // Send Data for Validation
+  Future<void> sendForValidation(Beneficiary beneficiary) async {
+    try {
+      print(beneficiary.toJson());
+      final response = await _dio.post(
+        '/api/beneficiary/add',
+        data: beneficiary.toJson(),
+      );
+
+      if (response.statusCode == 200) {
+        print("SENT FOR VALIDATION");
+      } else {
+        print("VALIDATION REQUEST FAILED: ${response.statusCode}");
+      }
+    } catch (e) {
+      print("ERROR IN SENDING REQUEST: $e");
+      rethrow;
+    }
+  }
+
+  // Poll to check if beneficiary is found
+  Future<bool> checkIfFound(String accountNo) async {
+    const int timeoutInSeconds = 30;
+    const int intervalInSeconds = 2;
+    const int maxTries = timeoutInSeconds ~/ intervalInSeconds;
+
+    int attempts = 0;
+
+    while (attempts < maxTries) {
+      try {
+        final response = await _dio.get(
+          '/api/beneficiary/check?',
+            queryParameters: {
+              'accountNo': accountNo
+            }
+        );
+
+        if (response.statusCode == 200) {
+          print("FOUND");
+          return true;
+        } else if (response.statusCode == 404) {
+          print("NOT FOUND");
+        }
+      } catch (e) {
+        print("ERROR DURING STATUS: $e");
+      }
+      attempts++;
+    }
+
+    print("Beneficiary not found within timeout.");
+    return false;
+  }
+
+}
+