chore: add missing events (#145)

Closes BES-693

Author: 0xAustrian

src/contracts/EmergencyModeHook.sol

@@ -40,23 +40,35 @@ abstract contract EmergencyModeHook is IEmergencyModeHook, SafeManageable {
   function setEmergencyMode() external {
     if (msg.sender != emergencyTrigger) revert Unauthorized(msg.sender, emergencyTrigger);
     emergencyMode = true;
+
+    emit EmergencyModeSet();
   }
 
   /// @inheritdoc IEmergencyModeHook
   function unsetEmergencyMode() external isSafe {
     emergencyMode = false;
+
+    emit EmergencyModeUnset();
   }
 
   /// @inheritdoc IEmergencyModeHook
   function setEmergencyCaller(address _emergencyCaller) external isSafe {
     if (_emergencyCaller == address(0)) revert ZeroAddress();
+
+    address _oldCaller = emergencyCaller;
     emergencyCaller = _emergencyCaller;
+
+    emit EmergencyCallerSet(_oldCaller, _emergencyCaller);
   }
 
   /// @inheritdoc IEmergencyModeHook
   function setEmergencyTrigger(address _emergencyTrigger) external isSafe {
     if (_emergencyTrigger == address(0)) revert ZeroAddress();
+
+    address _oldTrigger = emergencyTrigger;
     emergencyTrigger = _emergencyTrigger;
+
+    emit EmergencyTriggerSet(_oldTrigger, _emergencyTrigger);
   }
 
   // ~~~ INTERNAL METHODS ~~~

src/contracts/action-hubs/ActionHub.sol

@@ -31,8 +31,6 @@ abstract contract ActionHub is IActionHub {
    */
   function _saveNewActionsBuilder(address _actionsBuilder) internal {
     _actionsBuilders[_actionsBuilder] = true;
-
-    emit NewActionsBuilderSaved(_actionsBuilder);
   }
 
   /**

src/contracts/action-hubs/CappedTokenTransfersHub.sol

@@ -74,6 +74,8 @@ contract CappedTokenTransfersHub is ActionHub, ICappedTokenTransfersHub, SafeMan
     _actionsBuilder = address(new CappedTokenTransfers(_token, _amount, RECIPIENT));
 
     _saveNewActionsBuilder(_actionsBuilder);
+
+    emit CappedTokenTransfersCreated(_actionsBuilder, _token, _amount);
   }
 
   /// @inheritdoc ICappedTokenTransfersHub

src/contracts/factories/AllowanceClaimorFactory.sol

@@ -21,5 +21,7 @@ contract AllowanceClaimorFactory is IAllowanceClaimorFactory, Factory {
     _allowanceClaimor = address(new AllowanceClaimor(address(this), _token, _tokenOwner, _tokenRecipient));
 
     _children[_allowanceClaimor] = true;
+
+    emit AllowanceClaimorCreated(_allowanceClaimor, _token, _tokenOwner, _tokenRecipient);
   }
 }

src/contracts/factories/CanonGuardFactory.sol

@@ -59,5 +59,7 @@ contract CanonGuardFactory is ICanonGuardFactory, Factory {
     );
 
     _children[_canonGuard] = true;
+
+    emit CanonGuardCreated(_canonGuard, _safe, _emergencyTrigger, _emergencyCaller);
   }
 }

src/contracts/factories/CappedTokenTransfersHubFactory.sol

@@ -25,5 +25,7 @@ contract CappedTokenTransfersHubFactory is ICappedTokenTransfersHubFactory, Fact
     );
 
     _children[_cappedTokenTransfersHub] = true;
+
+    emit CappedTokenTransfersHubCreated(_cappedTokenTransfersHub, _safe, _recipient);
   }
 }

src/contracts/factories/ChangeSafeGuardActionFactory.sol

@@ -17,5 +17,7 @@ contract ChangeSafeGuardActionFactory is IChangeSafeGuardActionFactory, Factory
     _changeSafeGuardAction = address(new ChangeSafeGuardAction(address(this), _safeGuard));
 
     _children[_changeSafeGuardAction] = true;
+
+    emit ChangeSafeGuardActionCreated(_changeSafeGuardAction, _safeGuard);
   }
 }

src/contracts/factories/EverclearTokenConversionFactory.sol

@@ -20,5 +20,7 @@ contract EverclearTokenConversionFactory is IEverclearTokenConversionFactory, Fa
     _everclearTokenConversion = address(new EverclearTokenConversion(address(this), _lockbox, _next));
 
     _children[_everclearTokenConversion] = true;
+
+    emit EverclearTokenConversionCreated(_everclearTokenConversion, _lockbox, _next);
   }
 }

src/contracts/factories/OPxActionFactory.sol

@@ -17,5 +17,7 @@ contract OPxActionFactory is IOPxActionFactory, Factory {
     _opxAction = address(new OPxAction(address(this), _opx));
 
     _children[_opxAction] = true;
+
+    emit OPxActionCreated(_opxAction, _opx);
   }
 }

src/contracts/factories/PreApproveActionFactory.sol

@@ -20,5 +20,7 @@ contract PreApproveActionFactory is IPreApproveActionFactory, Factory {
     _preApproveAction = address(new PreApproveAction(address(this), _actionsBuilder, _approvalDuration));
 
     _children[_preApproveAction] = true;
+
+    emit PreApproveActionCreated(_preApproveAction, _actionsBuilder, _approvalDuration);
   }
 }