From 10be2fbe57b154909c99818ac8f2196276541a9b Mon Sep 17 00:00:00 2001
From: D <51912515+adaki2004@users.noreply.github.com>
Date: Wed, 24 May 2023 21:35:59 +0200
Subject: [PATCH] feat(protocol): Add reward and fee fields to events (#13808)

Co-authored-by: adaki2004 <adaki2004@users.noreply.github.com>
---
 packages/protocol/contracts/L1/TaikoEvents.sol        |  4 ++--
 packages/protocol/contracts/L1/libs/LibProposing.sol  | 11 ++++++-----
 packages/protocol/contracts/L1/libs/LibVerifying.sol  |  6 +++---
 .../contract-documentation/L1/TaikoEvents.md          |  4 ++--
 4 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/packages/protocol/contracts/L1/TaikoEvents.sol b/packages/protocol/contracts/L1/TaikoEvents.sol
index a0d6cb864a9..8b62a08ab07 100644
--- a/packages/protocol/contracts/L1/TaikoEvents.sol
+++ b/packages/protocol/contracts/L1/TaikoEvents.sol
@@ -10,7 +10,7 @@ import {TaikoData} from "./TaikoData.sol";
 
 abstract contract TaikoEvents {
     // The following events must match the definitions in corresponding L1 libraries.
-    event BlockProposed(uint256 indexed id, TaikoData.BlockMetadata meta);
+    event BlockProposed(uint256 indexed id, TaikoData.BlockMetadata meta, uint64 blockFee);
 
     event BlockProven(
         uint256 indexed id,
@@ -21,7 +21,7 @@ abstract contract TaikoEvents {
         uint32 parentGasUsed
     );
 
-    event BlockVerified(uint256 indexed id, bytes32 blockHash);
+    event BlockVerified(uint256 indexed id, bytes32 blockHash, uint64 reward);
 
     event EthDeposited(TaikoData.EthDeposit deposit);
 
diff --git a/packages/protocol/contracts/L1/libs/LibProposing.sol b/packages/protocol/contracts/L1/libs/LibProposing.sol
index 056e3996f75..794d34692d7 100644
--- a/packages/protocol/contracts/L1/libs/LibProposing.sol
+++ b/packages/protocol/contracts/L1/libs/LibProposing.sol
@@ -20,7 +20,7 @@ library LibProposing {
     using LibAddress for address payable;
     using LibUtils for TaikoData.State;
 
-    event BlockProposed(uint256 indexed id, TaikoData.BlockMetadata meta);
+    event BlockProposed(uint256 indexed id, TaikoData.BlockMetadata meta, uint64 blockFee);
 
     error L1_BLOCK_ID();
     error L1_INSUFFICIENT_TOKEN();
@@ -78,17 +78,18 @@ library LibProposing {
         blk.metaHash = LibUtils.hashMetadata(meta);
         blk.proposer = msg.sender;
 
-        if (state.taikoTokenBalances[msg.sender] < state.blockFee) {
+        uint64 blockFee = state.blockFee;
+        if (state.taikoTokenBalances[msg.sender] < blockFee) {
             revert L1_INSUFFICIENT_TOKEN();
         }
 
         unchecked {
-            state.taikoTokenBalances[msg.sender] -= state.blockFee;
-            state.accBlockFees += state.blockFee;
+            state.taikoTokenBalances[msg.sender] -= blockFee;
+            state.accBlockFees += blockFee;
             state.accProposedAt += meta.timestamp;
         }
 
-        emit BlockProposed(state.numBlocks, meta);
+        emit BlockProposed(state.numBlocks, meta, blockFee);
         unchecked {
             ++state.numBlocks;
         }
diff --git a/packages/protocol/contracts/L1/libs/LibVerifying.sol b/packages/protocol/contracts/L1/libs/LibVerifying.sol
index 57042b16a5c..aa9f93a4719 100644
--- a/packages/protocol/contracts/L1/libs/LibVerifying.sol
+++ b/packages/protocol/contracts/L1/libs/LibVerifying.sol
@@ -18,7 +18,7 @@ library LibVerifying {
     using SafeCastUpgradeable for uint256;
     using LibUtils for TaikoData.State;
 
-    event BlockVerified(uint256 indexed id, bytes32 blockHash);
+    event BlockVerified(uint256 indexed id, bytes32 blockHash, uint64 reward);
 
     event CrossChainSynced(uint256 indexed srcHeight, bytes32 blockHash, bytes32 signalRoot);
 
@@ -65,7 +65,7 @@ library LibVerifying {
         fc.blockHash = genesisBlockHash;
         fc.provenAt = timeNow;
 
-        emit BlockVerified(0, genesisBlockHash);
+        emit BlockVerified(0, genesisBlockHash, 0);
     }
 
     function verifyBlocks(
@@ -183,6 +183,6 @@ library LibVerifying {
         blk.nextForkChoiceId = 1;
         blk.verifiedForkChoiceId = fcId;
 
-        emit BlockVerified(blk.blockId, fc.blockHash);
+        emit BlockVerified(blk.blockId, fc.blockHash, reward);
     }
 }
diff --git a/packages/website/pages/docs/reference/contract-documentation/L1/TaikoEvents.md b/packages/website/pages/docs/reference/contract-documentation/L1/TaikoEvents.md
index c5b4964c07b..1f0ea94cc1e 100644
--- a/packages/website/pages/docs/reference/contract-documentation/L1/TaikoEvents.md
+++ b/packages/website/pages/docs/reference/contract-documentation/L1/TaikoEvents.md
@@ -7,7 +7,7 @@ title: TaikoEvents
 ### BlockProposed
 
 ```solidity
-event BlockProposed(uint256 id, struct TaikoData.BlockMetadata meta)
+event BlockProposed(uint256 id, struct TaikoData.BlockMetadata meta, uint64 blockFee)
 ```
 
 ### BlockProven
@@ -19,7 +19,7 @@ event BlockProven(uint256 id, bytes32 parentHash, bytes32 blockHash, bytes32 sig
 ### BlockVerified
 
 ```solidity
-event BlockVerified(uint256 id, bytes32 blockHash)
+event BlockVerified(uint256 id, bytes32 blockHash, uint64 reward)
 ```
 
 ### EthDeposited