From d49b950190b24307e2be7a3ee65ce25bf3a0d3dd Mon Sep 17 00:00:00 2001
From: fireduck64 <fireduck@gmail.com>
Date: Sat, 29 Aug 2020 22:13:04 -0700
Subject: [PATCH] Adding send to offer interface

---
 client/src/OfferPayInterface.java | 10 ++++++++
 client/src/StubHolder.java        |  8 +++++++
 iceleaf-ui/src/SendPanel.java     | 38 ++++++++++++++++++++++++++++++-
 protolib/util.proto               |  2 +-
 4 files changed, 56 insertions(+), 2 deletions(-)
 create mode 100644 client/src/OfferPayInterface.java

diff --git a/client/src/OfferPayInterface.java b/client/src/OfferPayInterface.java
new file mode 100644
index 00000000..e84b2b3c
--- /dev/null
+++ b/client/src/OfferPayInterface.java
@@ -0,0 +1,10 @@
+package snowblossom.client;
+
+import snowblossom.util.proto.Offer;
+import snowblossom.util.proto.OfferAcceptance;
+
+public interface OfferPayInterface
+{
+  public void maybePayOffer(Offer offer, OfferAcceptance oa);
+
+}
diff --git a/client/src/StubHolder.java b/client/src/StubHolder.java
index 0d239ef7..4e98e5f3 100644
--- a/client/src/StubHolder.java
+++ b/client/src/StubHolder.java
@@ -14,6 +14,8 @@ public class StubHolder
   private volatile UserServiceStub stub;
   private volatile UserServiceBlockingStub blocking_stub;
 
+  private volatile OfferPayInterface offer_pay_interface;
+
   public StubHolder()
   {
 
@@ -34,4 +36,10 @@ public void update(ManagedChannel channel)
   public UserServiceBlockingStub getBlockingStub(){return blocking_stub;}
   public UserServiceStub getAsyncStub(){return stub;}
 
+  public OfferPayInterface getOfferPayInterface(){return offer_pay_interface;}
+  public void setOfferPayInterface(OfferPayInterface offer_pay_interface)
+  {
+    this.offer_pay_interface = offer_pay_interface;
+  }
+
 }
diff --git a/iceleaf-ui/src/SendPanel.java b/iceleaf-ui/src/SendPanel.java
index 88b202b7..b5623a2d 100644
--- a/iceleaf-ui/src/SendPanel.java
+++ b/iceleaf-ui/src/SendPanel.java
@@ -19,8 +19,9 @@
 import snowblossom.util.proto.*;
 import java.util.Base64;
 import com.google.protobuf.ByteString;
+import snowblossom.client.OfferPayInterface;
 
-public class SendPanel extends BasePanel
+public class SendPanel extends BasePanel implements OfferPayInterface
 {
   protected WalletComboBox wallet_select_box;
 
@@ -101,6 +102,8 @@ public void setupPanel()
 
     send_button.addActionListener(new SendButtonListner());
 
+    ice_leaf.getStubHolder().setOfferPayInterface(this);
+
 
   }
 
@@ -253,4 +256,37 @@ public void run()
     });
   }
 
+  @Override
+  public void maybePayOffer(Offer offer, OfferAcceptance oa)
+  {
+    OfferAcceptance.Builder accept = OfferAcceptance.newBuilder();
+
+    accept.mergeFrom(oa);
+    accept.setOfferId(offer.getOfferId());
+
+    OfferCurrency oc_snow = offer.getOfferPriceMap().get("SNOW");
+
+
+    try
+    {
+      SwingUtilities.invokeAndWait(new Runnable() {
+        public void run()
+        {
+          dest_field.setText( oc_snow.getAddress() );
+          send_amount_field.setText( "" + oc_snow.getPrice());
+          
+          extra_field.setText( Base64.getEncoder().encodeToString( accept.build().toByteString().toByteArray() ));
+        }
+      });
+    }
+    catch(Exception e)
+    {
+      throw new RuntimeException(e);
+
+    }
+
+
+
+
+  }
 }
diff --git a/protolib/util.proto b/protolib/util.proto
index c61bed78..ed69b09d 100644
--- a/protolib/util.proto
+++ b/protolib/util.proto
@@ -96,7 +96,7 @@ message OfferCurrency
 
 // To be stuffed in extra field of transaction
 message OfferAcceptance {
-  bytes offer_id = 1; // Identifier of the offer accepted
+  string offer_id = 1; // Identifier of the offer accepted
   oneof z {
     // That that are doing PKI to sign messages for the recipient will need the full spec
     AddressSpec for_address_spec = 2; // address spec of the beneficiary of the offer (if applicable)