From 54cce5a306be53272754a8497a1ddc7adadf4b88 Mon Sep 17 00:00:00 2001
From: "jaeseung.bae" <jaeseung.bae@linecorp.com>
Date: Fri, 3 May 2024 16:31:41 +0900
Subject: [PATCH] chore: fix to prevent generating swap more than MaxSwaps

---
 x/fswap/keeper/proposal.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/x/fswap/keeper/proposal.go b/x/fswap/keeper/proposal.go
index 7f202de690..7ebb8a8df9 100644
--- a/x/fswap/keeper/proposal.go
+++ b/x/fswap/keeper/proposal.go
@@ -9,6 +9,13 @@ import (
 )
 
 func (k Keeper) MakeSwap(ctx sdk.Context, swap types.Swap, toDenomMetadata bank.Metadata) error {
+	stats, err := k.getSwapStats(ctx)
+	if err != nil {
+		return err
+	}
+	if int(stats.SwapCount) >= k.config.MaxSwaps && !k.isUnlimited() {
+		return types.ErrCanNotHaveMoreSwap.Wrapf("cannot initialize genesis state, there are more than %d swaps", k.config.MaxSwaps)
+	}
 	isNewSwap := true
 	if _, err := k.getSwap(ctx, swap.FromDenom, swap.ToDenom); err == nil {
 		isNewSwap = false