createOrder method
Implementation
Future<Map<String, dynamic>> createOrder(Map<String, dynamic> orderData) async {
// Calculate the checksum
String checksum = KwikPaisaChecksum.calculateChecksum(orderData);
orderData['order_checksum'] = checksum;
final response = await http.post(
Uri.parse("${KwikPaisaConfig.baseUrl}/order"),
headers: {
'Content-Type': KwikPaisaConfig.contentType,
'x-client-id': KwikPaisaConfig.clientId,
'x-client-secret': KwikPaisaConfig.clientSecret,
'order-source': KwikPaisaConfig.orderSource,
},
body: jsonEncode(orderData),
);
if (response.statusCode == 200) {
// Parse the response and return
return jsonDecode(response.body);
} else {
// Handle error response
throw Exception('Failed to create order: ${response.reasonPhrase}');
}
}