feat: add more event emissions (#840)

Co-authored-by: Urix <43704209+uri-99@users.noreply.github.com>

Author: NicolasRampoldi

contracts/scripts/anvil/state/alignedlayer-deployed-anvil-state.json

@@ -34,6 +34,7 @@ contract AlignedLayerServiceManager is
     );
 
     event BatchVerified(bytes32 indexed batchMerkleRoot, address senderAddress);
+    event BatcherBalanceUpdated(address indexed batcher, uint256 newBalance);
 
     constructor(
         IAVSDirectory __avsDirectory,
@@ -75,6 +76,10 @@ contract AlignedLayerServiceManager is
 
         if (msg.value > 0) {
             batchersBalances[msg.sender] += msg.value;
+            emit BatcherBalanceUpdated(
+                msg.sender,
+                batchersBalances[msg.sender]
+            );
         }
 
         require(batchersBalances[msg.sender] > 0, "Batcher balance is empty");
@@ -86,7 +91,12 @@ contract AlignedLayerServiceManager is
 
         batchesState[batchIdentifierHash] = batchState;
 
-        emit NewBatch(batchMerkleRoot, msg.sender, uint32(block.number), batchDataPointer);
+        emit NewBatch(
+            batchMerkleRoot,
+            msg.sender,
+            uint32(block.number),
+            batchDataPointer
+        );
     }
 
     function respondToTask(
@@ -98,7 +108,7 @@ contract AlignedLayerServiceManager is
         uint256 initialGasLeft = gasleft();
 
         bytes32 batchIdentifierHash = keccak256(
-                abi.encodePacked(batchMerkleRoot, senderAddress)
+            abi.encodePacked(batchMerkleRoot, senderAddress)
         );
 
         /* CHECKING SIGNATURES & WHETHER THRESHOLD IS MET OR NOT */
@@ -116,10 +126,7 @@ contract AlignedLayerServiceManager is
             "Batch already responded"
         );
 
-        require(
-            batchersBalances[senderAddress] > 0,
-            "Batcher has no balance"
-        );
+        require(batchersBalances[senderAddress] > 0, "Batcher has no balance");
 
         batchesState[batchIdentifierHash].responded = true;
 
@@ -152,12 +159,15 @@ contract AlignedLayerServiceManager is
         uint256 txCost = (initialGasLeft - finalGasLeft + 70000) * tx.gasprice;
 
         require(
-            batchersBalances[senderAddress] >=
-                txCost,
+            batchersBalances[senderAddress] >= txCost,
             "Batcher has not sufficient funds for paying this transaction"
         );
 
         batchersBalances[senderAddress] -= txCost;
+        emit BatcherBalanceUpdated(
+            senderAddress,
+            batchersBalances[senderAddress]
+        );
         payable(msg.sender).transfer(txCost);
     }
 
@@ -207,6 +217,7 @@ contract AlignedLayerServiceManager is
 
     receive() external payable {
         batchersBalances[msg.sender] += msg.value;
+        emit BatcherBalanceUpdated(msg.sender, batchersBalances[msg.sender]);
     }
 
     function checkPublicInput(

contracts/src/core/AlignedLayerServiceManager.sol

@@ -21,6 +21,9 @@ contract BatcherPaymentService is
     // EVENTS
     event PaymentReceived(address indexed sender, uint256 amount);
     event FundsWithdrawn(address indexed recipient, uint256 amount);
+    event TaskCreated(bytes32 indexed batchMerkleRoot, string batchDataPointer);
+    event BalanceLocked(address indexed user);
+    event BalanceUnlocked(address indexed user, uint256 unlockBlock);
 
     struct SignatureData {
         bytes signature;
@@ -112,6 +115,8 @@ contract BatcherPaymentService is
             batchDataPointer
         );
 
+        emit TaskCreated(batchMerkleRoot, batchDataPointer);
+
         payable(BatcherWallet).transfer(
             (feePerProof * signaturesQty) - feeForAggregator
         );
@@ -124,11 +129,13 @@ contract BatcherPaymentService is
         );
 
         UserData[msg.sender].unlockBlock = block.number + UNLOCK_BLOCK_COUNT;
+        emit BalanceUnlocked(msg.sender, UserData[msg.sender].unlockBlock);
     }
 
     function lock() external whenNotPaused {
         require(UserData[msg.sender].balance > 0, "User has no funds to lock");
         UserData[msg.sender].unlockBlock = 0;
+        emit BalanceLocked(msg.sender);
     }
 
     function withdraw(uint256 amount) external whenNotPaused {
@@ -142,6 +149,7 @@ contract BatcherPaymentService is
 
         user_data.balance -= amount;
         user_data.unlockBlock = 0;
+        emit BalanceLocked(msg.sender);
         payable(msg.sender).transfer(amount);
         emit FundsWithdrawn(msg.sender, amount);
     }