Use less temporary vars

1 files changed, 17 insertions, 22 deletions

diff --git a/midtrans.dart b/midtrans.dart
index 2746042..8779153 100644
--- a/midtrans.dart
+++ b/midtrans.dart
@@ -28,41 +28,37 @@ class Midtrans {
 	Midtrans(String apiKey, String pem) {
 		final apiKeyUtf8 = apiKey.toNativeUtf8();
 		final pemUtf8 = pem.toNativeUtf8();
-		final midtrans_init = dylib.lookupFunction
+		dylib.lookupFunction
 			<Void Function(Pointer<Utf8>, Pointer<Utf8>),
 			void Function(Pointer<Utf8>, Pointer<Utf8>)>
-				('midtrans_init');
-		midtrans_init(apiKeyUtf8, pemUtf8);
+				('midtrans_init')(apiKeyUtf8, pemUtf8);
 		calloc.free(apiKeyUtf8);
 		calloc.free(pemUtf8);
 	}
 
 	String status(String orderID) {
-		final midtrans_status = dylib.lookupFunction<MidtransStatus,
-		      MidtransStatus>('midtrans_status');
 		final order_id = orderID.toNativeUtf8();
-		final status = midtrans_status(order_id).toDartString();
+		final status = dylib.lookupFunction
+			<MidtransStatus, MidtransStatus>
+			('midtrans_status')(order_id).toDartString();
 		calloc.free(order_id);
 		return status;
 	}
 
 	String chargeBanktransfer(String bank, String orderID,
 			int grossAmount) {
-		final midtrans_banktransfer_new = dylib.lookupFunction
-			<MidtransBanktransferNew, MidtransBanktransferNew>
-			('midtrans_banktransfer_new');
-		final midtrans_transaction_new = dylib.lookupFunction
-			<MidtransTransaction Function(Pointer<Utf8>, Long),
-			MidtransTransaction Function(Pointer<Utf8>, int)>
-			('midtrans_transaction_new');
-		final midtrans_charge = dylib.lookupFunction
-			<MidtransChargeBanktransfer, MidtransChargeBanktransfer>
-			('midtrans_charge_banktransfer');
 		final bankUtf8 = bank.toNativeUtf8();
 		final order_id = orderID.toNativeUtf8();
-		final vaNumber = midtrans_charge(
-				midtrans_banktransfer_new(bankUtf8),
-				midtrans_transaction_new(order_id, grossAmount))
+		final vaNumber = dylib.lookupFunction
+			<MidtransChargeBanktransfer, MidtransChargeBanktransfer>
+			('midtrans_charge_banktransfer')
+			(dylib.lookupFunction
+			 <MidtransBanktransferNew, MidtransBanktransferNew>
+			 ('midtrans_banktransfer_new')(bankUtf8),
+			 dylib.lookupFunction
+			 <MidtransTransaction Function (Pointer<Utf8>, Long),
+			 MidtransTransaction Function (Pointer<Utf8>, int)>
+			 ('midtrans_transaction_new')(order_id, grossAmount))
 			.toDartString();
 		calloc.free(bankUtf8);
 		calloc.free(order_id);
@@ -70,8 +66,7 @@ class Midtrans {
 	}
 
 	void cleanup() {
-		final midtrans_cleanup = dylib.lookupFunction<Void Function(),
-		      void Function()>('midtrans_cleanup');
-		midtrans_cleanup();
+		dylib.lookupFunction<Void Function(), void Function()>
+			('midtrans_cleanup')();
 	}
 }