1)pending file changes

lib/models/single_get_order_model.dart

@@ -1,72 +1,345 @@
+// import 'package:cheminova/models/rd_order_item_model.dart';
+//
+// class SingleGetOrderModel {
+//   final String id;
+//    String? paymentMode;
+//    String? shipTo;
+//    String? billTo;
+//    List<RDOrderItem>? orderItem;
+//    double? subtotal;
+//    double? gstTotal;
+//    double? grandTotal;
+//    String? status;
+//    List<dynamic>? invoices;
+//    AddedBy? addedBy;
+//    String? pd;
+//    bool? isCancelled;
+//    bool? isDelivered;
+//    String? deliveredDate;
+//    DateTime? statusUpdatedAt;
+//    String? uniqueId;
+//    DateTime? createdAt;
+//    DateTime? updatedAt;
+//
+//   SingleGetOrderModel({
+//     required this.id,
+//      this.paymentMode,
+//      this.shipTo,
+//      this.billTo,
+//      this.orderItem,
+//      this.subtotal,
+//      this.gstTotal,
+//      this.grandTotal,
+//      this.status,
+//      this.invoices,
+//      this.addedBy,
+//      this.pd,
+//      this.isCancelled,
+//     this.isDelivered,
+//      this.deliveredDate,
+//      this.statusUpdatedAt,
+//     this.uniqueId,
+//   this.createdAt,
+//      this.updatedAt,
+//   });
+//
+//   factory SingleGetOrderModel.fromJson(Map<String, dynamic> json) {
+//     return SingleGetOrderModel(
+//       id: json['_id'] ?? '',
+//       paymentMode: json['paymentMode'] ?? '',
+//       shipTo: json['shipTo'] ?? '',
+//       billTo: json['billTo'] ?? '',
+//       orderItem: (json['orderItem'] as List<dynamic>?)
+//           ?.map((item) => RDOrderItem.fromJson(item))
+//           .toList() ??
+//           [],
+//       subtotal: (json['subtotal'] as num?)?.toDouble() ?? 0.0,
+//       gstTotal: (json['gstTotal'] as num?)?.toDouble() ?? 0.0,
+//       grandTotal: (json['grandTotal'] as num?)?.toDouble() ?? 0.0,
+//       status: json['status'] ?? '',
+//       invoices: json['invoices'] ?? [],
+//       addedBy: AddedBy.fromJson(json['addedBy'] ?? {}),
+//       pd: json['pd'] ?? '',
+//       isCancelled: json['iscancelled'] ?? false,
+//       isDelivered: json['isDelivered'] ?? false,
+//       deliveredDate: json['DeliveredDate'] ?? '',
+//       statusUpdatedAt: DateTime.parse(json['statusUpdatedAt'] ?? DateTime.now().toString()),
+//       uniqueId: json['uniqueId'] ?? '',
+//       createdAt: DateTime.parse(json['createdAt'] ?? DateTime.now().toString()),
+//       updatedAt: DateTime.parse(json['updatedAt'] ?? DateTime.now().toString()),
+//     );
+//   }
+//
+//   Map<String, dynamic> toJson() {
+//     return {
+//       '_id': id,
+//       'paymentMode': paymentMode,
+//       'shipTo': shipTo,
+//       'billTo': billTo,
+//       'orderItem': orderItem?.map((item) => item.toJson()).toList(),
+//       'subtotal': subtotal,
+//       'gstTotal': gstTotal,
+//       'grandTotal': grandTotal,
+//       'status': status,
+//       'invoices': invoices,
+//       'addedBy': addedBy?.toJson(),
+//       'pd': pd,
+//       'iscancelled': isCancelled,
+//       'isDelivered': isDelivered,
+//       'DeliveredDate': deliveredDate,
+//       'statusUpdatedAt': statusUpdatedAt?.toIso8601String(),
+//       'uniqueId': uniqueId,
+//       'createdAt': createdAt?.toIso8601String(),
+//       'updatedAt': updatedAt?.toIso8601String(),
+//     };
+//   }
+//
+//   @override
+//   String toString() {
+//     return 'SingleGetOrderModel(id: $id, paymentMode: $paymentMode, shipTo: $shipTo, billTo: $billTo, '
+//         'orderItem: $orderItem, subtotal: $subtotal, gstTotal: $gstTotal, grandTotal: $grandTotal, '
+//         'status: $status, invoices: $invoices, addedBy: $addedBy, pd: $pd, '
+//         'isCancelled: $isCancelled, isDelivered: $isDelivered, deliveredDate: $deliveredDate, '
+//         'statusUpdatedAt: $statusUpdatedAt, uniqueId: $uniqueId, createdAt: $createdAt, updatedAt: $updatedAt)';
+//   }
+// }
+//
+// class OrderItem {
+//   final String productId;
+//   final String sku;
+//   final String name;
+//   final String categoryName;
+//   final String brandName;
+//   final int price; // Use int for price
+//   final int gst; // Use int for GST
+//   final int hsnCode; // Use int for HSN Code
+//   final String description;
+//   final List<String> image; // Assuming images are stored as a list of strings
+//   final int quantity;
+//   final int remainingQuantity;
+//   int? processQuantity;
+//   final String id; // Use String for _id
+//
+//   OrderItem({
+//     required this.productId,
+//     required this.sku,
+//     required this.name,
+//     required this.categoryName,
+//     required this.brandName,
+//     required this.price,
+//     required this.gst,
+//     required this.hsnCode,
+//     required this.description,
+//     required this.image,
+//     required this.quantity,
+//     required this.remainingQuantity,
+//     this.processQuantity = 1,
+//     required this.id,
+//   });
+//
+//   factory OrderItem.fromJson(Map<String, dynamic> json) {
+//     return OrderItem(
+//       productId: json['productId'] ?? '',
+//       sku: json['SKU'] ?? '',
+//       name: json['name'] ?? '',
+//       categoryName: json['categoryName'] ?? '',
+//       brandName: json['brandName'] ?? '',
+//       price: (json['price'] as num?)?.toInt() ?? 0, // Handle as num
+//       gst: (json['GST'] as num?)?.toInt() ?? 0, // Handle as num
+//       hsnCode: (json['HSN_Code'] as num?)?.toInt() ?? 0, // Handle as num
+//       description: json['description'] ?? '',
+//       image: List<String>.from(json['image'] ?? []),
+//       quantity: (json['quantity'] as num?)?.toInt() ?? 0, // Handle as num
+//       remainingQuantity: (json['remainingQuantity'] as num?)?.toInt() ?? 0, // Handle as num
+//       processQuantity: (json['processQuantity']as num?)?.toInt()??0,
+//       id: json['_id'] ?? '',
+//     );
+//   }
+//
+//   Map<String, dynamic> toJson() {
+//     return {
+//       'productId': productId,
+//       'SKU': sku,
+//       'name': name,
+//       'categoryName': categoryName,
+//       'brandName': brandName,
+//       'price': price,
+//       'GST': gst,
+//       'HSN_Code': hsnCode,
+//       'description': description,
+//       'image': image,
+//       'quantity': quantity,
+//       'remainingQuantity': remainingQuantity,
+//       '_id': id,
+//     };
+//   }
+//
+//   @override
+//   String toString() {
+//     return 'OrderItem(productId: $productId, SKU: $sku, name: $name, categoryName: $categoryName, '
+//         'brandName: $brandName, price: $price, GST: $gst, HSN_Code: $hsnCode, '
+//         'description: $description, image: $image, quantity: $quantity, '
+//         'remainingQuantity: $remainingQuantity, id: $id)';
+//   }
+// }
+//
+// class AddedBy {
+//   final String id;
+//   final String designation;
+//   final String name;
+//   final String email;
+//   final String mobileNumber;
+//   final String principalDistributor;
+//   final String addedBy;
+//   final String userType;
+//   final String kyc;
+//   String? fcmToken;
+//   final DateTime createdAt;
+//   final DateTime updatedAt;
+//   final String mappedSC;
+//   final String uniqueId;
+//   final String mappedTM;
+//
+//   AddedBy({
+//     required this.id,
+//     required this.designation,
+//     required this.name,
+//     required this.email,
+//     required this.mobileNumber,
+//     required this.principalDistributor,
+//     required this.addedBy,
+//     required this.userType,
+//     required this.kyc,
+//     this.fcmToken,
+//     required this.createdAt,
+//     required this.updatedAt,
+//     required this.mappedSC,
+//     required this.uniqueId,
+//     required this.mappedTM,
+//   });
+//
+//   factory AddedBy.fromJson(Map<String, dynamic> json) {
+//     return AddedBy(
+//       id: json['_id'] ?? '',
+//       designation: json['designation'] ?? '',
+//       name: json['name'] ?? '',
+//       email: json['email'] ?? '',
+//       mobileNumber: json['mobile_number'] ?? '',
+//       principalDistributor: json['principal_distributer'] ?? '',
+//       addedBy: json['addedBy'] ?? '',
+//       userType: json['userType'] ?? '',
+//       kyc: json['kyc'] ?? '',
+//       fcmToken: json['fcm_token']?.toString(), // Handle null safely
+//       createdAt: DateTime.parse(json['createdAt'] ?? DateTime.now().toString()),
+//       updatedAt: DateTime.parse(json['updatedAt'] ?? DateTime.now().toString()),
+//       mappedSC: json['mappedSC'] ?? '',
+//       uniqueId: json['uniqueId'] ?? '',
+//       mappedTM: json['mappedTM'] ?? '',
+//     );
+//   }
+//
+//   Map<String, dynamic> toJson() {
+//     return {
+//       '_id': id,
+//       'designation': designation,
+//       'name': name,
+//       'email': email,
+//       'mobile_number': mobileNumber,
+//       'principal_distributer': principalDistributor,
+//       'addedBy': addedBy,
+//       'userType': userType,
+//       'kyc': kyc,
+//       'fcm_token': fcmToken,
+//       'createdAt': createdAt.toIso8601String(),
+//       'updatedAt': updatedAt.toIso8601String(),
+//       'mappedSC': mappedSC,
+//       'uniqueId': uniqueId,
+//       'mappedTM': mappedTM,
+//     };
+//   }
+//
+//   @override
+//   String toString() {
+//     return 'AddedBy(id: $id, designation: $designation, name: $name, email: $email, '
+//         'mobileNumber: $mobileNumber, principalDistributor: $principalDistributor, '
+//         'addedBy: $addedBy, userType: $userType, kyc: $kyc, '
+//         'fcmToken: $fcmToken, createdAt: $createdAt, updatedAt: $updatedAt, '
+//         'mappedSC: $mappedSC, uniqueId: $uniqueId, mappedTM: $mappedTM)';
+//   }
+// }
+import 'dart:convert';
+
 import 'package:cheminova/models/rd_order_item_model.dart';
 
+// Main model for the order
 class SingleGetOrderModel {
-  final String id;
+  String id;
-   String? paymentMode;
+  String paymentMode;
-   String? shipTo;
+  String shipTo;
-   String? billTo;
+  String billTo;
-   List<RDOrderItem>? orderItem;
+  List<RDOrderItem> orderItem;
-   double? subtotal;
+  double subtotal;
-   double? gstTotal;
+  double gstTotal;
-   double? grandTotal;
+  double grandTotal;
-   String? status;
+  String status;
-   List<dynamic>? invoices;
+  List<Invoice> invoices;
-   AddedBy? addedBy;
+  AddedBy addedBy;
-   String? pd;
+  String pd;
-   bool? isCancelled;
+  bool isCancelled;
-   bool? isDelivered;
+  bool isDelivered;
-   String? deliveredDate;
+  String deliveredDate;
-   DateTime? statusUpdatedAt;
+  String statusUpdatedAt;
-   String? uniqueId;
+  String uniqueId;
-   DateTime? createdAt;
+  String createdAt;
-   DateTime? updatedAt;
+  String updatedAt;
 
   SingleGetOrderModel({
     required this.id,
-     this.paymentMode,
+    required this.paymentMode,
-     this.shipTo,
+    required this.shipTo,
-     this.billTo,
+    required this.billTo,
-     this.orderItem,
+    required this.orderItem,
-     this.subtotal,
+    required this.subtotal,
-     this.gstTotal,
+    required this.gstTotal,
-     this.grandTotal,
+    required this.grandTotal,
-     this.status,
+    required this.status,
-     this.invoices,
+    required this.invoices,
-     this.addedBy,
+    required this.addedBy,
-     this.pd,
+    required this.pd,
-     this.isCancelled,
+    required this.isCancelled,
-    this.isDelivered,
+    required this.isDelivered,
-     this.deliveredDate,
+    required this.deliveredDate,
-     this.statusUpdatedAt,
+    required this.statusUpdatedAt,
-    this.uniqueId,
+    required this.uniqueId,
-  this.createdAt,
+    required this.createdAt,
-     this.updatedAt,
+    required this.updatedAt,
   });
 
   factory SingleGetOrderModel.fromJson(Map<String, dynamic> json) {
     return SingleGetOrderModel(
-      id: json['_id'] ?? '',
+      id: json['_id']??"1",
-      paymentMode: json['paymentMode'] ?? '',
+      paymentMode: json['paymentMode']??"2343",
-      shipTo: json['shipTo'] ?? '',
+      shipTo: json['shipTo']??"abc",
-      billTo: json['billTo'] ?? '',
+      billTo: json['billTo']??"xyz",
-      orderItem: (json['orderItem'] as List<dynamic>?)
+      orderItem: (json['orderItem'] as List)
-          ?.map((item) => RDOrderItem.fromJson(item))
+          .map((i) => RDOrderItem.fromJson(i))
-          .toList() ??
+          .toList(),
-          [],
+      subtotal: json['subtotal'].toDouble(),
-      subtotal: (json['subtotal'] as num?)?.toDouble() ?? 0.0,
+      gstTotal: json['gstTotal'].toDouble(),
-      gstTotal: (json['gstTotal'] as num?)?.toDouble() ?? 0.0,
+      grandTotal: json['grandTotal'].toDouble(),
-      grandTotal: (json['grandTotal'] as num?)?.toDouble() ?? 0.0,
+      status: json['status'],
-      status: json['status'] ?? '',
+      invoices: (json['invoices'] as List)
-      invoices: json['invoices'] ?? [],
+          .map((i) => Invoice.fromJson(i))
-      addedBy: AddedBy.fromJson(json['addedBy'] ?? {}),
+          .toList(),
-      pd: json['pd'] ?? '',
+      addedBy: AddedBy.fromJson(json['addedBy']??""),
-      isCancelled: json['iscancelled'] ?? false,
+      pd: json['pd']??"",
-      isDelivered: json['isDelivered'] ?? false,
+      isCancelled: json['iscancelled']??"",
-      deliveredDate: json['DeliveredDate'] ?? '',
+      isDelivered: json['isDelivered']??"",
-      statusUpdatedAt: DateTime.parse(json['statusUpdatedAt'] ?? DateTime.now().toString()),
+      deliveredDate: json['DeliveredDate']??"",
-      uniqueId: json['uniqueId'] ?? '',
+      statusUpdatedAt: json['statusUpdatedAt']??"",
-      createdAt: DateTime.parse(json['createdAt'] ?? DateTime.now().toString()),
+      uniqueId: json['uniqueId']??"",
-      updatedAt: DateTime.parse(json['updatedAt'] ?? DateTime.now().toString()),
+      createdAt: json['createdAt']??"",
+      updatedAt: json['updatedAt']??"",
     );
   }
 
@@ -76,51 +349,109 @@ class SingleGetOrderModel {
       'paymentMode': paymentMode,
       'shipTo': shipTo,
       'billTo': billTo,
-      'orderItem': orderItem?.map((item) => item.toJson()).toList(),
+      'orderItem': orderItem.map((i) => i.toJson()).toList(),
       'subtotal': subtotal,
       'gstTotal': gstTotal,
       'grandTotal': grandTotal,
       'status': status,
-      'invoices': invoices,
+      'invoices': invoices.map((i) => i.toJson()).toList(),
-      'addedBy': addedBy?.toJson(),
+      'addedBy': addedBy.toJson(),
       'pd': pd,
       'iscancelled': isCancelled,
       'isDelivered': isDelivered,
       'DeliveredDate': deliveredDate,
-      'statusUpdatedAt': statusUpdatedAt?.toIso8601String(),
+      'statusUpdatedAt': statusUpdatedAt,
       'uniqueId': uniqueId,
-      'createdAt': createdAt?.toIso8601String(),
+      'createdAt': createdAt,
-      'updatedAt': updatedAt?.toIso8601String(),
+      'updatedAt': updatedAt,
     };
   }
+}
 
-  @override
+// Model for individual order items
-  String toString() {
+
-    return 'SingleGetOrderModel(id: $id, paymentMode: $paymentMode, shipTo: $shipTo, billTo: $billTo, '
+
-        'orderItem: $orderItem, subtotal: $subtotal, gstTotal: $gstTotal, grandTotal: $grandTotal, '
+// Model for invoices
-        'status: $status, invoices: $invoices, addedBy: $addedBy, pd: $pd, '
+class Invoice {
-        'isCancelled: $isCancelled, isDelivered: $isDelivered, deliveredDate: $deliveredDate, '
+  Map<String, String> courierStatusTimeline;
-        'statusUpdatedAt: $statusUpdatedAt, uniqueId: $uniqueId, createdAt: $createdAt, updatedAt: $updatedAt)';
+  String id;
+  String invoiceId;
+  String orderId;
+  List<InvoiceItem> items;
+  double subtotal;
+  double gstTotal;
+  double invoiceAmount;
+  String courierStatus;
+  int v;
+  String courierName;
+  String courierTrackingId;
+
+  Invoice({
+    required this.courierStatusTimeline,
+    required this.id,
+    required this.invoiceId,
+    required this.orderId,
+    required this.items,
+    required this.subtotal,
+    required this.gstTotal,
+    required this.invoiceAmount,
+    required this.courierStatus,
+    required this.v,
+    required this.courierName,
+    required this.courierTrackingId,
+  });
+
+  factory Invoice.fromJson(Map<String, dynamic> json) {
+    return Invoice(
+      courierStatusTimeline: Map<String, String>.from(json['courierstatus_timeline']??""),
+      id: json['_id']??"",
+      invoiceId: json['invoiceId']??"",
+      orderId: json['orderId']??"",
+      items: (json['items'] as List)
+          .map((i) => InvoiceItem.fromJson(i))
+          .toList(),
+      subtotal: json['subtotal'].toDouble(),
+      gstTotal: json['gstTotal'].toDouble(),
+      invoiceAmount: json['invoiceAmount'].toDouble(),
+      courierStatus: json['courierStatus'],
+      v: json['__v'],
+      courierName: json['courier_name']??"",
+      courierTrackingId: json['courier_tracking_id']??"",
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'courierstatus_timeline': courierStatusTimeline,
+      '_id': id,
+      'invoiceId': invoiceId,
+      'orderId': orderId,
+      'items': items.map((i) => i.toJson()).toList(),
+      'subtotal': subtotal,
+      'gstTotal': gstTotal,
+      'invoiceAmount': invoiceAmount,
+      'courierStatus': courierStatus,
+      '__v': v,
+      'courier_name': courierName,
+      'courier_tracking_id': courierTrackingId,
+    };
   }
 }
 
-class OrderItem {
+// Model for items in an invoice
-  final String productId;
+class InvoiceItem {
-  final String sku;
+  String productId;
-  final String name;
+  String sku;
-  final String categoryName;
+  String name;
-  final String brandName;
+  String categoryName;
-  final int price; // Use int for price
+  String brandName;
-  final int gst; // Use int for GST
+  double price;
-  final int hsnCode; // Use int for HSN Code
+  double gst;
-  final String description;
+  int hsnCode;
-  final List<String> image; // Assuming images are stored as a list of strings
+  int processQuantity;
-  final int quantity;
+  String id;
-  final int remainingQuantity;
-  int? processQuantity;
-  final String id; // Use String for _id
 
-  OrderItem({
+  InvoiceItem({
     required this.productId,
     required this.sku,
     required this.name,
@@ -129,30 +460,22 @@ class OrderItem {
     required this.price,
     required this.gst,
     required this.hsnCode,
-    required this.description,
+    required this.processQuantity,
-    required this.image,
-    required this.quantity,
-    required this.remainingQuantity,
-    this.processQuantity = 1,
     required this.id,
   });
 
-  factory OrderItem.fromJson(Map<String, dynamic> json) {
+  factory InvoiceItem.fromJson(Map<String, dynamic> json) {
-    return OrderItem(
+    return InvoiceItem(
-      productId: json['productId'] ?? '',
+      productId: json['productId']??"",
-      sku: json['SKU'] ?? '',
+      sku: json['SKU']??"",
-      name: json['name'] ?? '',
+      name: json['name']??"",
-      categoryName: json['categoryName'] ?? '',
+      categoryName: json['categoryName']??"",
-      brandName: json['brandName'] ?? '',
+      brandName: json['brandName']??"",
-      price: (json['price'] as num?)?.toInt() ?? 0, // Handle as num
+      price: json['price'].toDouble(),
-      gst: (json['GST'] as num?)?.toInt() ?? 0, // Handle as num
+      gst: json['GST'].toDouble(),
-      hsnCode: (json['HSN_Code'] as num?)?.toInt() ?? 0, // Handle as num
+      hsnCode: json['HSN_Code']??"",
-      description: json['description'] ?? '',
+      processQuantity: json['processquantity']??"",
-      image: List<String>.from(json['image'] ?? []),
+      id: json['_id']??"",
-      quantity: (json['quantity'] as num?)?.toInt() ?? 0, // Handle as num
-      remainingQuantity: (json['remainingQuantity'] as num?)?.toInt() ?? 0, // Handle as num
-      processQuantity: (json['processQuantity']as num?)?.toInt()??0,
-      id: json['_id'] ?? '',
     );
   }
 
@@ -166,23 +489,13 @@ class OrderItem {
       'price': price,
       'GST': gst,
       'HSN_Code': hsnCode,
-      'description': description,
+      'processquantity': processQuantity,
-      'image': image,
-      'quantity': quantity,
-      'remainingQuantity': remainingQuantity,
       '_id': id,
     };
   }
-
-  @override
-  String toString() {
-    return 'OrderItem(productId: $productId, SKU: $sku, name: $name, categoryName: $categoryName, '
-        'brandName: $brandName, price: $price, GST: $gst, HSN_Code: $hsnCode, '
-        'description: $description, image: $image, quantity: $quantity, '
-        'remainingQuantity: $remainingQuantity, id: $id)';
-  }
 }
 
+//Model for the user who added the order
 class AddedBy {
   final String id;
   final String designation;
@@ -229,7 +542,8 @@ class AddedBy {
       addedBy: json['addedBy'] ?? '',
       userType: json['userType'] ?? '',
       kyc: json['kyc'] ?? '',
-      fcmToken: json['fcm_token']?.toString(), // Handle null safely
+      fcmToken: json['fcm_token']?.toString(),
+      // Handle null safely
       createdAt: DateTime.parse(json['createdAt'] ?? DateTime.now().toString()),
       updatedAt: DateTime.parse(json['updatedAt'] ?? DateTime.now().toString()),
       mappedSC: json['mappedSC'] ?? '',
@@ -267,3 +581,8 @@ class AddedBy {
         'mappedSC: $mappedSC, uniqueId: $uniqueId, mappedTM: $mappedTM)';
   }
 }
+// Function to parse the JSON string and create a SingleOrder object
+SingleGetOrderModel parseSingleOrder(String jsonString) {
+  final jsonData = json.decode(jsonString);
+  return SingleGetOrderModel.fromJson(jsonData);
+}

lib/screens/rd orders/rd_pending_deatils.dart

@@ -33,14 +33,14 @@ import '../../utils/show_snackbar.dart';
 class RdOrderPendingScreenDetailScreen extends StatefulWidget {
   //final Product? productModel;
   // PlacedOrderList and PlacedOrderModel are optional parameters passed to this screen
-  SingleGetOrderModel? placedOrderList;
+ final  SingleGetOrderModel? placedOrderList;
-  GetRdPendingModel? productpendingModel;
+ // GetRdPendingModel? productpendingModel;
   final String orderId;
-  GetInvoiceModel? placeInvoiceList;
+// GetInvoiceModel? placeInvoiceList;
 
 //  PlacedOrderModel? placedOrderModel;
   // Constructor for initializing the screen with placed order details
-  RdOrderPendingScreenDetailScreen({super.key,this.placedOrderList,required this.orderId,this.placeInvoiceList});
+  RdOrderPendingScreenDetailScreen({super.key,this.placedOrderList,required this.orderId});
 
   @override
   State<RdOrderPendingScreenDetailScreen> createState() =>
@@ -324,6 +324,27 @@ class _RdOrderPendingScreenDetailScreenState
   }
   @override
   Widget build(BuildContext context) {
+    if (widget.placedOrderList == null) {
+      return Center(child: Text('No order details available'));
+    }
+
+// Safely get the order and invoice list
+    final order = widget.placedOrderList!;
+    final invoices = order.invoices;
+
+// Check if the invoices list contains at least 4 items
+    List<String>? invoiceIds;
+    if (invoices.isNotEmpty) {
+      // Ensure there are at least 4 invoices
+      if (invoices.length >= 4) {
+        // Get the ID of the 4th invoice (index 3)
+        invoiceIds = [invoices[3].invoiceId!]; // Assuming invoiceId is a String
+      } else {
+        invoiceIds = []; // Fallback if not enough invoices
+      }
+    } else {
+      invoiceIds = []; // Fallback if no invoices available
+    }
  //int remainingQuantity = (widget.placedOrderList!.orderItem![0].quantity)! -(widget.placedOrderList!.orderItem![0].remainingQuantity!.toInt());
     return Scaffold(
       extendBodyBehindAppBar: true,
@@ -384,13 +405,13 @@ class _RdOrderPendingScreenDetailScreenState
                         children: [
 
                           Card(
-                            child: Column(
+                            child:
+                            Column(
                               children: [
                                 SizedBox(
                                   width: Get.width,
                                   child: Padding(
-                                    padding:
+                                    padding: const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
                                     child: Text(
                                       "Invoices",
                                       style: GoogleFonts.roboto(
@@ -400,12 +421,18 @@ class _RdOrderPendingScreenDetailScreenState
                                     ),
                                   ),
                                 ),
-                                SizedBox(
+                                // Displaying each invoice in a separate card
-                                  width: Get.width,
+                                if (widget.placedOrderList!.invoices.isNotEmpty)
+                                  ...widget.placedOrderList!.invoices.map((invoice) {
+                                    return Card(
+                                      margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 8),
                                       child: Padding(
-                                    padding:
+                                        padding: const EdgeInsets.all(8.0),
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
+                                        child: Column(
-                                    child: Row(
+                                          crossAxisAlignment: CrossAxisAlignment.start,
+                                          children: [
+                                            // Invoice ID
+                                            Row(
                                               mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                               children: [
                                                 Text(
@@ -415,20 +442,12 @@ class _RdOrderPendingScreenDetailScreenState
                                                     fontWeight: FontWeight.bold,
                                                   ),
                                                 ),
-                                        Text(widget.placeInvoiceList!.invoiceId.toString()),
+                                                Text(invoice.invoiceId.toString()),
-                                       // Text(widget.placedOrderList!.uniqueId),
                                               ],
                                             ),
-                                  ),
+                                            const SizedBox(height: 10), // Add spacing
-                                ),
-                                SizedBox(
-                                  width: Get.width,
-                                  child: Padding(
-                                    padding: const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    child: Column(
-                                      crossAxisAlignment: CrossAxisAlignment.start,
-                                      children: [
 
+                                            // Items for this invoice
                                             Text(
                                               "Items: ",
                                               style: GoogleFonts.roboto(
@@ -436,12 +455,13 @@ class _RdOrderPendingScreenDetailScreenState
                                                 fontWeight: FontWeight.bold,
                                               ),
                                             ),
-                                        SizedBox(height: 10),  // Add spacing between the title and the list of items
+                                            const SizedBox(height: 10), // Add spacing between title and items
-                                        Column(
-                                          children: widget.placeInvoiceList!.items!.map((item) {
 
+                                            // List of items in this invoice
+                                            Column(
+                                              children: invoice.items!.map((item) {
                                                 return Padding(
-                                              padding: const EdgeInsets.symmetric(vertical: 4.0), // Add some spacing between items
+                                                  padding: const EdgeInsets.symmetric(vertical: 4.0),
                                                   child: Row(
                                                     mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                                     children: [
@@ -451,7 +471,7 @@ class _RdOrderPendingScreenDetailScreenState
                                                           style: GoogleFonts.roboto(
                                                             fontSize: Get.width * 0.03,
                                                           ),
-                                                      overflow: TextOverflow.ellipsis,  // Handle long text
+                                                          overflow: TextOverflow.ellipsis,
                                                         ),
                                                       ),
                                                       Text("x ${item.processQuantity.toString()}"),
@@ -460,16 +480,11 @@ class _RdOrderPendingScreenDetailScreenState
                                                 );
                                               }).toList(),
                                             ),
-                                      ],
+
-                                    ),
+                                            const SizedBox(height: 10), // Add spacing between sections
-                                  ),
+
-                                ),
+                                            // Sub Total
-                                SizedBox(
+                                            Row(
-                                  width: Get.width,
-                                  child: Padding(
-                                    padding:
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    child: Row(
                                               mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                               children: [
                                                 Text(
@@ -479,19 +494,12 @@ class _RdOrderPendingScreenDetailScreenState
                                                     fontWeight: FontWeight.bold,
                                                   ),
                                                 ),
-                                        Text("₹ ${widget.placeInvoiceList!.subtotal}"),
+                                                Text("₹ ${invoice.subtotal}"),
                                               ],
                                             ),
-                                  ),
-                                ),
 
-
+                                            // GST
-                                SizedBox(
+                                            Row(
-                                  width: Get.width,
-                                  child: Padding(
-                                    padding:
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    child: Row(
                                               mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                               children: [
                                                 Text(
@@ -501,17 +509,12 @@ class _RdOrderPendingScreenDetailScreenState
                                                     fontWeight: FontWeight.bold,
                                                   ),
                                                 ),
-                                        Text("₹ ${widget.placeInvoiceList!.gstTotal}"),
+                                                Text("₹ ${invoice.gstTotal}"),
                                               ],
                                             ),
-                                  ),
+
-                                ),
+                                            // Invoice Amount
-                                SizedBox(
+                                            Row(
-                                  width: Get.width,
-                                  child: Padding(
-                                    padding:
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    child: Row(
                                               mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                               children: [
                                                 Text(
@@ -521,17 +524,12 @@ class _RdOrderPendingScreenDetailScreenState
                                                     fontWeight: FontWeight.bold,
                                                   ),
                                                 ),
-                                        Text("₹ ${widget.placeInvoiceList!.invoiceAmount}"),
+                                                Text("₹ ${invoice.invoiceAmount}"),
                                               ],
                                             ),
-                                  ),
+
-                                ),
+                                            // Courier Status
-                                SizedBox(
+                                            Row(
-                                  width: Get.width,
-                                  child: Padding(
-                                    padding:
-                                    const EdgeInsets.fromLTRB(8, 8, 8, 0),
-                                    child: Row(
                                               mainAxisAlignment: MainAxisAlignment.spaceBetween,
                                               children: [
                                                 Text(
@@ -543,28 +541,29 @@ class _RdOrderPendingScreenDetailScreenState
                                                 ),
                                                 ElevatedButton(
                                                   onPressed: () {},
-                                          // Get.to(() =>
-                                          //     RdOrderDetailScreen(
-                                          //         placedOrderList: uniqueOrders[index])), // Navigate to detail screen
                                                   style: ElevatedButton.styleFrom(
                                                     foregroundColor: Colors.white,
-                                            backgroundColor:_getCourierStatusColor(widget.placeInvoiceList!.courierStatus.toString()),
+                                                    backgroundColor: _getCourierStatusColor(invoice.courierStatus.toString()),
                                                     shape: RoundedRectangleBorder(
-                                                borderRadius: BorderRadius.circular(10)),
+                                                      borderRadius: BorderRadius.circular(10),
-                                          ),
-                                          child: Text(capitalizeFirstLetter(widget.placeInvoiceList!.courierStatus.toString()),
-                                         // Text(widget.placedOrderList!.status.toString())
-                                          //Text(widget.placedOrderList!.status, style: GoogleFonts.roboto(fontSize: 14, fontWeight: FontWeight.w400)),
-                                        ),
-                                        //Text("₹ ${widget.placedOrderList!.gstTotal}"),
-                                        )],
                                                     ),
                                                   ),
+                                                  child: Text(
+                                                    capitalizeFirstLetter(invoice.courierStatus.toString()),
+                                                  ),
+                                                ),
+                                              ],
                                             ),
-
                                           ],
                                         ),
                                       ),
+                                    );
+                                  }).toList(),
+                              ],
+                            ),
+
+                          ),
+
                           const SizedBox(height: 8),
 
                           const SizedBox(height: 8),
@@ -591,9 +590,9 @@ class _RdOrderPendingScreenDetailScreenState
                                     Expanded(
                                       child: ListView.builder(
                                         padding: EdgeInsets.zero,
-                                        itemCount: widget.placedOrderList?.orderItem!.length ?? 0,
+                                        itemCount: order.orderItem!.length ?? 0,
                                         itemBuilder: (context, index) {
-                                          final orderItem = widget.placedOrderList!.orderItem![index];
+                                          final orderItem =order.orderItem![index];
                                           final subTotal = orderItem.price * orderItem.quantity!.toInt();
                                           final GstTotalAmount =   (orderItem.price * orderItem.quantity!.toInt()) *(orderItem.gst/100 );
                                           final grandTotal = subTotal + GstTotalAmount;
@@ -678,14 +677,14 @@ class _RdOrderPendingScreenDetailScreenState
                                     Expanded(
                                       child: ListView.builder(
                                         padding: EdgeInsets.zero,
-                                        itemCount: widget.placedOrderList?.orderItem
+                                        itemCount: order.orderItem
                                             ?.where((item) => item.remainingQuantity! > 0)
                                             .length ?? 0,
                                         itemBuilder: (context, index) {
 
 
                                           // Filter items with non-zero quantities
-                                          final filteredItems = widget.placedOrderList!.orderItem!
+                                          final filteredItems =order!.orderItem!
                                               .where((item) => item.remainingQuantity! > 0)
                                               .toList();
 
@@ -775,7 +774,7 @@ class _RdOrderPendingScreenDetailScreenState
                                             fontWeight: FontWeight.w500,
                                           ),
                                         ),
-                                        Text(capitalizeFirstLetter(widget.placeInvoiceList!.orderId!.paymentMode.toString())),
+                                        Text(capitalizeFirstLetter(widget.placedOrderList!.paymentMode.toString())),
                                         // Text("${widget.placedOrderList!.paymentMode}",maxLines: 4,
                                         //   overflow:TextOverflow.ellipsis,)
                                       ],
@@ -808,7 +807,7 @@ class _RdOrderPendingScreenDetailScreenState
                                         ),
                                         SizedBox(width: Get.width*0.01,),
                                         //Text(capitalizeFirstLetter(widget.placedOrderList!.status)),
-                                        Text(capitalizeFirstLetter(widget.placedOrderList!.status.toString()),maxLines: 4,
+                                        Text(capitalizeFirstLetter(order!.status.toString()),maxLines: 4,
                                           overflow:TextOverflow.ellipsis,)
                                       ],
                                     ),
@@ -1014,12 +1013,12 @@ class simple extends State<RdOrderPendingScreenDetailScreen> {
               onPressed: () {},
               style: ElevatedButton.styleFrom(
                 foregroundColor: Colors.white,
-                backgroundColor: _getCourierStatusColor(widget.placeInvoiceList!.courierStatus.toString()), // Call the method here
+                backgroundColor: _getCourierStatusColor(widget.placedOrderList!.invoices[0]!.courierStatus.toString()), // Call the method here
                 shape: RoundedRectangleBorder(
                   borderRadius: BorderRadius.circular(10),
                 ),
               ),
-              child: Text(widget.placeInvoiceList!.courierStatus.toString()),
+              child: Text(widget.placedOrderList!.invoices[0]!.courierStatus.toString()),
             ),
           ],
         ),

lib/screens/rd orders/rd_pending_screen.dart

@@ -4,6 +4,7 @@ import 'package:cheminova/controller/rd_get_order_controller.dart';
 import 'package:cheminova/controller/rd_processing_invoice_controller.dart';
 import 'package:cheminova/models/get_rd_pennding_model.dart';
 import 'package:cheminova/models/rd_get_order_model.dart';
+import 'package:cheminova/models/single_get_order_model.dart';
 import 'package:cheminova/screens/rd%20orders/rd_order_details_screen.dart';
 import 'package:cheminova/screens/rd%20orders/rd_order_details_update.dart';
 import 'package:cheminova/screens/rd%20orders/rd_pending_deatils.dart';
@@ -88,9 +89,6 @@ class _RdOrderPendingScreenState extends State<RdOrderPendingScreen> {
       // Fetch orders and ensure you wait for it to complete
       await _getRdPendingController.getRDPendingProduct();
 
-    // await _getRDProcessingInvoiceController.getRDProcessingInvoiceProduct();
-
-   // await _getSingleInvoiceController.fetchInvoice(_getRDProcessingInvoiceController.productProcessingRDList[0].id);
       // Log the count of fetched orders
       print('Fetched orders count: ${_getRdPendingController.productRDList.length}');
 
@@ -101,22 +99,22 @@ class _RdOrderPendingScreenState extends State<RdOrderPendingScreen> {
           // Get the order ID from the list based on the index
           final orderId = _getRdPendingController.productRDList[index].id;
           final invoiceId = _getRdPendingController.productRDList[index].invoices[0];
+
           // Retrieve the token from SharedPreferences
           SharedPreferences prefs = await SharedPreferences.getInstance();
           String? token = prefs.getString('token');
 
           // Check if the token is not null
           if (token != null) {
-            // Fetch the single order using the order ID, and avoid caching issues
+            // Fetch the single order using the order ID
-            final singleOrder = await GetSingleProductService().getSingleOrder(token, orderId);
+            final SingleGetOrderModel? singleOrder = await GetSingleProductService().getSingleOrder(token, orderId);
-            final singleInvoice = await GetSingleInvoiceService().fetchInvoice(token, invoiceId.toString());
+
             // Check if the single order was fetched successfully
             if (singleOrder != null) {
               // Navigate to the details screen with the fetched order
               Get.to(() => RdOrderPendingScreenDetailScreen(
-                placedOrderList: singleOrder,
+                placedOrderList: singleOrder, // Pass the single order instance
                 orderId: orderId,
-                placeInvoiceList: singleInvoice,
 
               ));
             } else {
@@ -144,6 +142,7 @@ class _RdOrderPendingScreenState extends State<RdOrderPendingScreen> {
 
 
 
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(