From 7b61f14e199a5d0b02a76f1bfbbe5246d82e959d Mon Sep 17 00:00:00 2001
From: bsc <bsc@starfinanz.de>
Date: Tue, 15 Feb 2022 10:35:36 +0100
Subject: [PATCH] Upgrade to Appkit 4.0.8-SNAPSHOT

---
 build.gradle                                         |  2 +-
 .../ergopay/ErgoPaySampleController.java             | 12 +++++++-----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/build.gradle b/build.gradle
index e0ca44f..3333061 100644
--- a/build.gradle
+++ b/build.gradle
@@ -20,7 +20,7 @@ repositories {
 
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-web'
-	implementation 'org.ergoplatform:ergo-appkit_2.11:4.0.6'
+	implementation 'org.ergoplatform:ergo-appkit_2.11:develop-71491aed-SNAPSHOT'
 
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
diff --git a/src/main/java/org/ergoplatform/ergopay/ErgoPaySampleController.java b/src/main/java/org/ergoplatform/ergopay/ErgoPaySampleController.java
index 22f42bd..c3bf8a6 100644
--- a/src/main/java/org/ergoplatform/ergopay/ErgoPaySampleController.java
+++ b/src/main/java/org/ergoplatform/ergopay/ErgoPaySampleController.java
@@ -210,9 +210,9 @@ private ReducedTransaction getReducedSendTx(boolean isMainNet, long amountToSend
                 RestApiErgoClient.getDefaultExplorerUrl(networkType)
         ).execute(ctx -> {
             ErgoTreeContract contract = new ErgoTreeContract(recipient.getErgoAddress().script());
-            UnsignedTransaction unsignedTransaction = BoxOperations.putToContractTxUnsigned(ctx,
-                    Collections.singletonList(sender),
-                    contract, amountToSend, Collections.emptyList());
+            UnsignedTransaction unsignedTransaction = BoxOperations.createForSender(sender)
+                    .withAmountToSpend(amountToSend)
+                    .putToContractTxUnsigned(ctx, contract);
             return ctx.newProverBuilder().build().reduce(unsignedTransaction, 0);
         });
     }
@@ -228,8 +228,10 @@ private ReducedTransaction getReducedTx(boolean isMainNet, long amountToSpend, L
                 RestApiErgoClient.getDefaultExplorerUrl(networkType)
         ).execute(ctx -> {
 
-            List<InputBox> boxesToSpend = BoxOperations.loadTop(ctx, Collections.singletonList(sender),
-                    amountToSpend + MinFee, tokensToSpend);
+            List<InputBox> boxesToSpend = BoxOperations.createForSender(sender)
+                    .withAmountToSpend(amountToSpend)
+                    .withTokensToSpend(tokensToSpend)
+                    .loadTop(ctx);
 
             P2PKAddress changeAddress = sender.asP2PK();
             UnsignedTransactionBuilder txB = ctx.newTxBuilder();