Fix bug in purchase order form (#354)

- Remove "project_code" field if the server API does not yet support it

assets/release_notes.md

@@ -1,3 +1,7 @@
+### 0.12.1 - May 2023
+
+- Fixes bug in purchase order form
+
 ### 0.12.0 - April 2023
 ---
 

lib/inventree/purchase_order.dart

@@ -1,3 +1,4 @@
+import "package:inventree/api.dart";
 import "package:inventree/helpers.dart";
 import "package:inventree/inventree/company.dart";
 import "package:inventree/inventree/part.dart";
@@ -26,7 +27,7 @@ class InvenTreePurchaseOrder extends InvenTreeModel {
 
   @override
   Map<String, dynamic> formFields() {
-    return {
+    var fields = {
       "reference": {},
       "supplier": {
         "filters": {
@@ -45,6 +46,13 @@ class InvenTreePurchaseOrder extends InvenTreeModel {
         }
       },
     };
+
+    if (!InvenTreeAPI().supportsProjectCodes) {
+      fields.remove("project_code");
+    }
+
+    return fields;
+
   }
 
   @override

pubspec.yaml

@@ -1,7 +1,7 @@
 name: inventree
 description: InvenTree stock management
 
-version: 0.12.0+66
+version: 0.12.1+67
 
 environment:
   sdk: ">=2.16.0 <3.0.0"