From 0bcf294b2758f50fb572e56efea4858224af22a6 Mon Sep 17 00:00:00 2001
From: miguelmtz <36620902+miguelmtzinf@users.noreply.github.com>
Date: Wed, 18 Jan 2023 20:06:49 +0100
Subject: [PATCH] fix: Change data type of label param to static bytes32 (#229)

---
 src/contracts/gho/GhoToken.sol             | 2 +-
 src/contracts/gho/interfaces/IGhoToken.sol | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/contracts/gho/GhoToken.sol b/src/contracts/gho/GhoToken.sol
index ad3df8eb..9039ac35 100644
--- a/src/contracts/gho/GhoToken.sol
+++ b/src/contracts/gho/GhoToken.sol
@@ -82,7 +82,7 @@ contract GhoToken is ERC20, Ownable, IGhoToken {
 
     emit FacilitatorAdded(
       facilitatorAddress,
-      facilitatorConfig.label,
+      keccak256(abi.encodePacked(facilitatorConfig.label)),
       facilitatorConfig.bucketCapacity
     );
   }
diff --git a/src/contracts/gho/interfaces/IGhoToken.sol b/src/contracts/gho/interfaces/IGhoToken.sol
index b91fc84b..4c2b55e8 100644
--- a/src/contracts/gho/interfaces/IGhoToken.sol
+++ b/src/contracts/gho/interfaces/IGhoToken.sol
@@ -19,12 +19,12 @@ interface IGhoToken is IERC20Burnable, IERC20Mintable, IERC20 {
   /**
    * @dev Emitted when a new facilitator is added
    * @param facilitatorAddress The address of the new facilitator
-   * @param label A human readable identifier for the facilitator
+   * @param label A hashed human readable identifier for the facilitator
    * @param bucketCapacity The initial capacity of the facilitator's bucket
    */
   event FacilitatorAdded(
     address indexed facilitatorAddress,
-    string indexed label,
+    bytes32 indexed label,
     uint256 bucketCapacity
   );