X-Git-Url: https://git.ktnx.net/?p=mobile-ledger.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Fnew_transaction%2FNewTransactionModel.java;h=9539476d77f063e3e7239e95591831b7a64c4052;hp=36b457ff4bf76bc1c0973a1db085196c2f3ee4e3;hb=4123c82ce24688f2a91da9706ebe77135f3185ea;hpb=f973784f579d42988174acf0b24593aa23180fa6

diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/new_transaction/NewTransactionModel.java b/app/src/main/java/net/ktnx/mobileledger/ui/new_transaction/NewTransactionModel.java
index 36b457ff..9539476d 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/new_transaction/NewTransactionModel.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/new_transaction/NewTransactionModel.java
@@ -92,6 +92,24 @@ public class NewTransactionModel extends ViewModel {
         checkTransactionSubmittable(newList);
         setItemsWithoutSubmittableChecks(newList);
     }
+    private void replaceItems(@NonNull List<Item> newList) {
+        renumberItems();
+
+        setItems(newList);
+    }
+    /**
+     * make old items replaceable in-place. makes the new values visually blend in
+     */
+    private void renumberItems() {
+        final List<Item> list = items.getValue();
+        if (list == null) {
+            return;
+        }
+
+        int id = 0;
+        for (Item item : list)
+            item.id = id++;
+    }
     private void setItemsWithoutSubmittableChecks(@NonNull List<Item> list) {
         final int cnt = list.size();
         for (int i = 1; i < cnt - 1; i++) {
@@ -175,6 +193,7 @@ public class NewTransactionModel extends ViewModel {
         list.add(new TransactionAccount(""));
         list.add(new TransactionAccount(""));
         noteFocusChanged(0, FocusedElement.Description);
+        renumberItems();
         isSubmittable.setValue(false);
         setItemsWithoutSubmittableChecks(list);
     }
@@ -865,7 +884,7 @@ public class NewTransactionModel extends ViewModel {
 
     static abstract class Item {
         private static int idDispenser = 0;
-        protected final int id;
+        protected int id;
         private Item() {
             if (this instanceof TransactionHead)
                 id = 0;