chore: fee payer event (backport #12850) (#12856)

cosmos · Aug 8, 2022 · cd5ba07 · cd5ba07
1 parent 4b31a06
commit cd5ba07
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/types/events.go b/types/events.go
@@ -228,6 +228,7 @@ var (
 	AttributeKeyAccountSequence = "acc_seq"
 	AttributeKeySignature       = "signature"
 	AttributeKeyFee             = "fee"
+	AttributeKeyFeePayer        = "fee_payer"
 
 	EventTypeMessage = "message"
 

diff --git a/x/auth/ante/fee.go b/x/auth/ante/fee.go
@@ -116,9 +116,10 @@ func (dfd DeductFeeDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bo
 		}
 	}
 
-	events := sdk.Events{sdk.NewEvent(sdk.EventTypeTx,
-		sdk.NewAttribute(sdk.AttributeKeyFee, feeTx.GetFee().String()),
-	)}
+	events := sdk.Events{
+		sdk.NewEvent(sdk.EventTypeTx, sdk.NewAttribute(sdk.AttributeKeyFee, feeTx.GetFee().String())),
+		sdk.NewEvent(sdk.EventTypeTx, sdk.NewAttribute(sdk.AttributeKeyFeePayer, deductFeesFrom.String())),
+	}
 	ctx.EventManager().EmitEvents(events)
 
 	return next(ctx, tx, simulate)