From b941457dc19410cca674a111875bff772babf9a6 Mon Sep 17 00:00:00 2001
From: Ravi Shankar <wafflespeanut@gmail.com>
Date: Tue, 24 May 2022 19:59:00 +0530
Subject: [PATCH] Add logging for token splits

---
 src/validation.cpp | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/validation.cpp b/src/validation.cpp
index 2de0769a5a0..c5b90da075f 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3711,6 +3711,8 @@ void CChainState::ProcessTokenToGovVar(const CBlockIndex* pindex, CCustomCSView&
                 cache.EraseLoanCollateralToken(token);
             }
         }
+
+        LogPrintf("Migrated %d loan tokens and %d collateral tokens (height: %d)\n", loanCount, collateralCount, pindex->nHeight);
     } catch(std::out_of_range&) {
         LogPrintf("Non-existant map entry referenced in loan/collateral token to Gov var migration\n");
     }
@@ -3824,6 +3826,9 @@ static Res PoolSplits(CCustomCSView& view, CAmount& totalBalance, ATTRIBUTES& at
                 throw std::runtime_error(strprintf("Failed to get related pool: %d", oldPoolId.v));
             }
 
+            LogPrintf("Old pool pair (a: %d / b: %d), reserve (a: %d, b: %d), liquidity: %d\n",
+                oldPoolPair->idTokenA.v, oldPoolPair->idTokenB.v, oldPoolPair->reserveA, oldPoolPair->reserveB, oldPoolPair->totalLiquidity);
+
             CPoolPair newPoolPair{*oldPoolPair};
             if (oldPoolPair->idTokenA == oldTokenId) {
                 newPoolPair.idTokenA = newTokenId;
@@ -3849,6 +3854,8 @@ static Res PoolSplits(CCustomCSView& view, CAmount& totalBalance, ATTRIBUTES& at
                 return true;
             });
 
+            LogPrintf("Migrating %d balances from old pool\n", balancesToMigrate.size());
+
             // Largest first to make sure we are over MINIMUM_LIQUIDITY on first call to AddLiquidity
             std::sort(balancesToMigrate.begin(), balancesToMigrate.end(), [](const std::pair<CScript, CAmount>&a, const std::pair<CScript, CAmount>& b){
                 return a.second > b.second;
@@ -3956,6 +3963,9 @@ static Res PoolSplits(CCustomCSView& view, CAmount& totalBalance, ATTRIBUTES& at
                 throw std::runtime_error(strprintf("totalLiquidity should be zero. Remainder: %d", oldPoolPair->totalLiquidity));
             }
 
+            LogPrintf("New pool pair (a: %d / b: %d), reserve (a: %d, b: %d), liquidity: %d\n",
+                newPoolPair.idTokenA.v, newPoolPair.idTokenB.v, newPoolPair.reserveA, newPoolPair.reserveB, newPoolPair.totalLiquidity);
+
             res = view.SetPoolPair(newPoolId, pindex->nHeight, newPoolPair);
             if (!res) {
                 throw std::runtime_error(strprintf("SetPoolPair on new pool pair: %s", res.msg));
@@ -3993,8 +4003,6 @@ static Res PoolSplits(CCustomCSView& view, CAmount& totalBalance, ATTRIBUTES& at
             if (!res) {
                 throw std::runtime_error(res.msg);
             }
-
-
         }
     } catch (const std::runtime_error& e) {
         return Res::Err(e.what());
@@ -4163,6 +4171,7 @@ void CChainState::ProcessTokenSplits(const CBlock& block, const CBlockIndex* pin
         }
 
         const DCT_ID newTokenId{resVal.val->v};
+        LogPrintf("Token split %d (symbol: %s, old token id: %d, new token id: %d)\n", id, token->symbol, oldTokenId.v, newTokenId.v);
 
         std::vector<CDataStructureV0> eraseKeys;
         for (const auto& [key, value] : attributes->GetAttributesMap()) {
@@ -4204,7 +4213,7 @@ void CChainState::ProcessTokenSplits(const CBlock& block, const CBlockIndex* pin
         CAccounts addAccounts;
         CAccounts subAccounts;
 
-        view.ForEachBalance([&, multiplier = multiplier](CScript const & owner, const CTokenAmount& balance) {
+        view.ForEachBalance([&, multiplier = multiplier](CScript const& owner, const CTokenAmount& balance) {
             if (oldTokenId.v == balance.nTokenId.v) {
                 const auto newBalance = CalculateNewAmount(multiplier, balance.nValue);
                 addAccounts[owner].Add({newTokenId, newBalance});
@@ -4214,6 +4223,7 @@ void CChainState::ProcessTokenSplits(const CBlock& block, const CBlockIndex* pin
             return true;
         });
 
+        LogPrintf("Token split %d (symbol: %s, add: %d, sub: %d, balance: %d)\n", id, token->symbol, newTokenId.v, addAccounts.size(), subAccounts.size(), totalBalance);
         res = view.AddMintedTokens(newTokenId, totalBalance);
         if (!res) {
             LogPrintf("%s: Token split failed. %s\n", __func__, res.msg);