From b9e0f5610b51b654111ad09d647d2bb1e96039a9 Mon Sep 17 00:00:00 2001
From: iain nash <me@iain.in>
Date: Thu, 28 Sep 2023 23:07:56 -0400
Subject: [PATCH] gracefully handle first minter 0

---
 src/abstract/ERC1155/ERC1155Rewards.sol | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/abstract/ERC1155/ERC1155Rewards.sol b/src/abstract/ERC1155/ERC1155Rewards.sol
index c4c5cb6..422f1c1 100644
--- a/src/abstract/ERC1155/ERC1155Rewards.sol
+++ b/src/abstract/ERC1155/ERC1155Rewards.sol
@@ -18,6 +18,11 @@ abstract contract ERC1155Rewards is RewardSplits {
     ) internal returns (uint256) {
         uint256 totalReward = computeTotalReward(numTokens);
 
+        // If we have no first minter, first minter should be the creator.
+        if (firstMinter == address(0)) {
+            firstMinter = creator;
+        }
+
         if (msgValue < totalReward) {
             revert INVALID_ETH_AMOUNT();
         } else if (msgValue == totalReward) {