From a5ec411d34e824a37a09a2e524c1e17dbc4c1836 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=A6=8C=EA=A6=AB=EA=A6=B6=EA=A6=8F=EA=A7=80=EA=A6=A6?=
 =?UTF-8?q?=EA=A6=BF=EA=A6=A7=EA=A6=AE=EA=A6=91=EA=A6=A9=EA=A6=AD=EA=A7=80?=
 <erik@darapsa.co.id>
Date: Wed, 9 Nov 2022 14:14:11 +0800
Subject: E-Channel charging (for Mandiri)

---
 midtrans.dart | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'midtrans.dart')

diff --git a/midtrans.dart b/midtrans.dart
index 4c220d4..9b388d9 100644
--- a/midtrans.dart
+++ b/midtrans.dart
@@ -16,10 +16,19 @@ class MidtransBanktransfer extends Struct {
 	Pointer<Utf8> permata;
 }
 
+class MidtransEchannel extends Struct {
+	Pointer<Utf8> bill_info1;
+	Pointer<Utf8> bill_info2;
+}
+
 typedef MidtransStatus = Pointer<Utf8> Function(Pointer<Utf8>);
 typedef MidtransBanktransferNew = MidtransBanktransfer Function(Pointer<Utf8>);
+typedef MidtransEchannelNew = MidtransEchannel Function(Pointer<Utf8>,
+		Pointer<Utf8>);
 typedef MidtransChargeBanktransfer
 = Pointer<Utf8> Function(MidtransBanktransfer, MidtransTransaction);
+typedef MidtransChargeEchannel = Pointer<Utf8> Function(MidtransEchannel,
+		MidtransTransaction);
 
 class Midtrans {
 	final dylib = Platform.isAndroid ? DynamicLibrary.open('libmidtrans.so')
@@ -56,6 +65,28 @@ class Midtrans {
 		return vaNumber;
 	}
 
+	String chargeEchannel(String billInfo1, String billInfo2,
+			String orderID, int grossAmount) {
+		final bill_info1 = billInfo1.toNativeUtf8();
+		final bill_info2 = billInfo2.toNativeUtf8();
+		final order_id = orderID.toNativeUtf8();
+		final billKey = dylib.lookupFunction
+			<MidtransChargeEchannel, MidtransChargeEchannel>
+			('midtrans_charge_echannel')
+			(dylib.lookupFunction
+			 <MidtransEchannelNew, MidtransEchannelNew>
+			 ('midtrans_echannel_new')(bill_info1, bill_info2),
+			 dylib.lookupFunction
+			 <MidtransTransaction Function (Pointer<Utf8>, Long),
+			 MidtransTransaction Function (Pointer<Utf8>, int)>
+			 ('midtrans_transaction_new')(order_id, grossAmount))
+			.toDartString();
+		calloc.free(bill_info1);
+		calloc.free(bill_info2);
+		calloc.free(order_id);
+		return billKey;
+	}
+
 	String status(String orderID) {
 		final order_id = orderID.toNativeUtf8();
 		final status = dylib.lookupFunction
-- 
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