feat(ibc-union): evm: index important event fields

Author: hussein-aitlahcen

evm/contracts/core/02-client/IBCClient.sol

@@ -7,12 +7,12 @@ import "../24-host/IBCCommitment.sol";
 import "../02-client/IIBCClient.sol";
 
 library IBCClientLib {
-    event RegisterClient(string clientType, address clientAddress);
+    event RegisterClient(string indexed clientType, address clientAddress);
     event CreateClient(
-        string clientType, uint32 clientId, string counterpartyChainId
+        string indexed clientType, uint32 indexed clientId, string counterpartyChainId
     );
-    event UpdateClient(uint32 clientId, uint64 height);
-    event Misbehaviour(uint32 clientId);
+    event UpdateClient(uint32 indexed clientId, uint64 height);
+    event Misbehaviour(uint32 indexed clientId);
 }
 
 /**

evm/contracts/core/03-connection/IBCConnection.sol

@@ -7,23 +7,25 @@ import "../03-connection/IIBCConnection.sol";
 
 library IBCConnectionLib {
     event ConnectionOpenInit(
-        uint32 connectionId, uint32 clientId, uint32 counterpartyClientId
+        uint32 indexed connectionId,
+        uint32 indexed clientId,
+        uint32 counterpartyClientId
     );
     event ConnectionOpenTry(
-        uint32 connectionId,
-        uint32 clientId,
+        uint32 indexed connectionId,
+        uint32 indexed clientId,
         uint32 counterpartyClientId,
         uint32 counterpartyConnectionId
     );
     event ConnectionOpenAck(
-        uint32 connectionId,
-        uint32 clientId,
+        uint32 indexed connectionId,
+        uint32 indexed clientId,
         uint32 counterpartyClientId,
         uint32 counterpartyConnectionId
     );
     event ConnectionOpenConfirm(
-        uint32 connectionId,
-        uint32 clientId,
+        uint32 indexed connectionId,
+        uint32 indexed clientId,
         uint32 counterpartyClientId,
         uint32 counterpartyConnectionId
     );

evm/contracts/core/04-channel/IBCChannel.sol

@@ -11,43 +11,43 @@ import "../../lib/Hex.sol";
 
 library IBCChannelLib {
     event ChannelOpenInit(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 connectionId,
-        string version
+        string indexed version
     );
     event ChannelOpenTry(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 counterpartyChannelId,
         uint32 connectionId,
-        string counterpartyVersion
+        string indexed counterpartyVersion
     );
     event ChannelOpenAck(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 counterpartyChannelId,
         uint32 connectionId
     );
     event ChannelOpenConfirm(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 counterpartyChannelId,
         uint32 connectionId
     );
     event ChannelCloseInit(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 counterpartyChannelId
     );
     event ChannelCloseConfirm(
-        address portId,
-        uint32 channelId,
+        address indexed portId,
+        uint32 indexed channelId,
         bytes counterpartyPortId,
         uint32 counterpartyChannelId
     );