fix: skip tracking pmm swap out inventory

KyberNetwork · Dec 13, 2024 · 6bbf51c · 6bbf51c
1 parent c4c32cd
commit 6bbf51c
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Showing 2 changed files with 11 additions and 6 deletions.
diff --git a/pkg/swaplimit/swapped_inventory.go b/pkg/swaplimit/swapped_inventory.go
@@ -36,12 +36,16 @@ func (k *SwappedInventory) UpdateLimit(decreaseTokenAddress, increaseTokenAddres
 	k.lock.Lock()
 	defer k.lock.Unlock()
 
-	swappedOut, ok := k.swapped[decreaseTokenAddress]
-	if !ok {
-		swappedOut = new(big.Int)
-	}
-	swappedOut = swappedOut.Sub(swappedOut, decreaseDelta)
-	k.swapped[decreaseTokenAddress] = swappedOut
+	// Comment out these, since we only keep track of swapped in.
+	// Subtract swapped out may make the future swap in value
+	// reduce, cause the swap limit to be lower than expected.
+
+	// swappedOut, ok := k.swapped[decreaseTokenAddress]
+	// if !ok {
+	// 	swappedOut = new(big.Int)
+	// }
+	// swappedOut = swappedOut.Sub(swappedOut, decreaseDelta)
+	// k.swapped[decreaseTokenAddress] = swappedOut
 
 	swappedIn, ok := k.swapped[increaseTokenAddress]
 	if !ok {

diff --git a/pkg/util/bignumber/bignumber.go b/pkg/util/bignumber/bignumber.go
@@ -28,6 +28,7 @@ var (
 	BasisPoint = big.NewInt(10000)
 
 	MAX_UINT_128 = new(big.Int).Sub(new(big.Int).Lsh(One, 128), One)
+	MAX_UINT_256 = new(big.Int).Sub(new(big.Int).Lsh(One, 256), One)
 )
 
 var BONE = new(big.Int).Exp(Ten, big.NewInt(18), nil)