step 8 : get list category, list type from api

app_petty_cash/lib/model/list_category_model.dart

@@ -0,0 +1,18 @@
+class ListCategory {
+  String? categoryid;
+  String? categoryname;
+
+  ListCategory({this.categoryid, this.categoryname});
+
+  ListCategory.fromJson(Map<String, dynamic> json) {
+    categoryid = json['categoryid'];
+    categoryname = json['categoryname'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = new Map<String, dynamic>();
+    data['categoryid'] = this.categoryid;
+    data['categoryname'] = this.categoryname;
+    return data;
+  }
+}

app_petty_cash/lib/model/list_type_model.dart

@@ -0,0 +1,18 @@
+class ListType {
+  String? typeid;
+  String? typename;
+
+  ListType({this.typeid, this.typename});
+
+  ListType.fromJson(Map<String, dynamic> json) {
+    typeid = json['typeid'];
+    typename = json['typename'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = new Map<String, dynamic>();
+    data['typeid'] = this.typeid;
+    data['typename'] = this.typename;
+    return data;
+  }
+}