From 8ad849b26e457b97a72c44bab23a80464fc68352 Mon Sep 17 00:00:00 2001
From: paolocappelletti <paolo@horizenlabs.io>
Date: Tue, 7 Nov 2023 17:47:04 +0100
Subject: [PATCH] fork config un pregobi + release notes

---
 CHANGELOG.md                                  |  3 +-
 doc/index.md                                  |  3 +-
 doc/release/1.1.0.md                          |  8 ++++
 .../io/horizen/eon/EonForkConfigurator.java   | 37 ++++++++++++++++++-
 4 files changed, 48 insertions(+), 3 deletions(-)
 create mode 100644 doc/release/1.1.0.md

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c29461c..0c22d2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Changelog
-## 1.1.0-SNAPSHOT
+## 1.1.0
 * SDK dependency updated to version 0.9.0
+* Fork configuration to enable Native<>Real smart contract interoperability
 
 ## 1.0.0
 * SDK dependency updated to version 0.8.0
diff --git a/doc/index.md b/doc/index.md
index 2638e57..d62199b 100644
--- a/doc/index.md
+++ b/doc/index.md
@@ -1,3 +1,4 @@
 # EON Release Notes
 
-## Version [1.0.0](/doc/release/1.0.0.md) 
\ No newline at end of file
+## Version [1.1.0](/doc/release/1.1.0.md) 
+## Version [1.0.0](/doc/release/1.0.0.md) 
diff --git a/doc/release/1.1.0.md b/doc/release/1.1.0.md
new file mode 100644
index 0000000..02406ea
--- /dev/null
+++ b/doc/release/1.1.0.md
@@ -0,0 +1,8 @@
+# Release notes - version 1.1.0
+---
+
+## Notes about new/updated Features
+The 1.1.0 version has been updated to the 0.9.0 SDK version, which introduces the support to Native<>Real smart contract interoperability: refer to [SDK release notes](https://github.com/HorizenOfficial/Sidechains-SDK/tree/master/doc/release/0.9.0.md) for a detailed explanation.
+
+---
+Full [Changelog](/CHANGELOG.md) available.
\ No newline at end of file
diff --git a/node/src/main/java/io/horizen/eon/EonForkConfigurator.java b/node/src/main/java/io/horizen/eon/EonForkConfigurator.java
index 041dabd..423c7d4 100644
--- a/node/src/main/java/io/horizen/eon/EonForkConfigurator.java
+++ b/node/src/main/java/io/horizen/eon/EonForkConfigurator.java
@@ -1,5 +1,6 @@
 package io.horizen.eon;
 
+import io.horizen.account.fork.ContractInteroperabilityFork;
 import io.horizen.account.fork.GasFeeFork;
 import io.horizen.account.fork.ZenDAOFork;
 import io.horizen.fork.*;
@@ -25,6 +26,14 @@ public class EonForkConfigurator extends ForkConfigurator {
     static final int F2_TESTNET_FORKPOINT = 800;
     static final int F2_MAINNET_FORKPOINT = 1109;  ///estimated start: Thu 19 Oct 2023 15:55 Milano time
 
+    //EON fork 3: Native <> Real smart contract interoperability
+    static final int F3_REGTEST_FORKPOINT = 7;
+    static final int F3_PREGOBI_TESTNET_FORKPOINT = 1815; //estimated start: Mon 13 Nov 2023 13:01 Milano time
+    static final int F3_GOBI_TESTNET_FORKPOINT = 500000000; ///TODO: to be estimated
+    static final int F3_TESTNET_FORKPOINT = 500000000; //not used
+    static final int F3_MAINNET_FORKPOINT = 500000000;  ///TODO: to be estimated
+
+
 
 
     private final SidechainForkConsensusEpoch mandatorySidechainFork1;
@@ -72,7 +81,15 @@ public EonForkConfigurator(Optional<String> sidechainId) {
                         F2_REGTEST_FORKPOINT,
                         getFork2TestnetActivation(sidechainId),
                         F2_MAINNET_FORKPOINT),
-                        activeSlotCoefficientFork)
+                        activeSlotCoefficientFork),
+
+                new Pair<>(
+                          new SidechainForkConsensusEpoch(
+                        F3_REGTEST_FORKPOINT,
+                        getFork3TestnetActivation(sidechainId),
+                        F3_MAINNET_FORKPOINT),
+                        new ContractInteroperabilityFork(true)
+                )
 
         );
         mandatorySidechainFork1 = new SidechainForkConsensusEpoch(0, 0, 0);
@@ -114,6 +131,24 @@ private int getFork2TestnetActivation(Optional<String> sidechainId){
         }
     }
 
+    private int getFork3TestnetActivation(Optional<String> sidechainId){
+        if (sidechainId.isPresent()){
+            switch (sidechainId.get()){
+                case ApplicationConstants.PREGOBI_SIDECHAINID:
+                    //Pre-Gobi (parallel testnet) fork configuration
+                    return F3_PREGOBI_TESTNET_FORKPOINT;
+                case ApplicationConstants.GOBI_SIDECHAINID:
+                    //Gobi (official testnet) fork configuration
+                    return F3_GOBI_TESTNET_FORKPOINT;
+                default:
+                    //any other testnet
+                    return F3_TESTNET_FORKPOINT;
+            }
+        } else {
+            return F3_TESTNET_FORKPOINT;
+        }
+    }
+
     @Override
     public SidechainForkConsensusEpoch fork1activation() {
         return mandatorySidechainFork1;