add structure

lib/vo/storage.dart

@@ -0,0 +1,38 @@
+import 'product.dart';
+
+class Storage {
+  String accountID;
+  String id;
+  String name;
+  bool productsLoaded;
+
+  List<Product> products = [];
+
+  Storage(
+      {this.accountID,
+      this.id,
+      this.name,
+      this.products,
+      this.productsLoaded = false});
+
+  factory Storage.fromMap(Map<String, dynamic> map, String id) {
+    return Storage(
+      id: id,
+      accountID: map['account_id'],
+      name: map['name'],
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'account_id': accountID,
+      'id': id,
+      'name': name,
+    };
+  }
+
+  @override
+  String toString() {
+    return 'Storage{id:$id,name:$name}';
+  }
+}