first commit

lib/Screens/Due Calculation/Model/due_collection_invoice_model.dart

@@ -0,0 +1,78 @@
+class DueCollectionInvoice {
+  DueCollectionInvoice({
+    this.id,
+    this.due,
+    this.name,
+    this.type,
+    this.salesDues,
+  });
+
+  DueCollectionInvoice.fromJson(dynamic json) {
+    id = json['id'];
+    due = json['due'];
+    name = json['name'];
+    type = json['type'];
+    if (json[json['type'] == 'Supplier' ? 'purchases_dues' : 'sales_dues'] != null) {
+      salesDues = [];
+      json[json['type'] == 'Supplier' ? 'purchases_dues' : 'sales_dues'].forEach((v) {
+        salesDues?.add(SalesDuesInvoice.fromJson(v));
+      });
+    }
+  }
+
+  num? id;
+  num? due;
+  String? name;
+  String? type;
+  List<SalesDuesInvoice>? salesDues;
+
+  Map<String, dynamic> toJson() {
+    final map = <String, dynamic>{};
+    map['id'] = id;
+    map['due'] = due;
+    map['name'] = name;
+    map['type'] = type;
+    if (salesDues != null) {
+      map['sales_dues'] = salesDues?.map((v) => v.toJson()).toList();
+    }
+    return map;
+  }
+}
+
+class SalesDuesInvoice {
+  SalesDuesInvoice({
+    this.id,
+    this.partyId,
+    this.dueAmount,
+    this.paidAmount,
+    this.totalAmount,
+    this.invoiceNumber,
+  });
+
+  SalesDuesInvoice.fromJson(dynamic json) {
+    id = json['id'];
+    partyId = json['party_id'];
+    dueAmount = json['dueAmount'];
+    paidAmount = json['paidAmount'];
+    totalAmount = json['totalAmount'];
+    invoiceNumber = json['invoiceNumber'];
+  }
+
+  num? id;
+  num? partyId;
+  num? dueAmount;
+  num? paidAmount;
+  num? totalAmount;
+  String? invoiceNumber;
+
+  Map<String, dynamic> toJson() {
+    final map = <String, dynamic>{};
+    map['id'] = id;
+    map['party_id'] = partyId;
+    map['dueAmount'] = dueAmount;
+    map['paidAmount'] = paidAmount;
+    map['totalAmount'] = totalAmount;
+    map['invoiceNumber'] = invoiceNumber;
+    return map;
+  }
+}