doOnlineProcess.kt

doOnlineProcess.kt

private fun doOnlineProcess(): String {
    val onlineResult = StringBuffer()

    val rEMVCardData: CardData = rEMV.uSDKprocessCardRecord(null)

    cardDataBundle = Bundle()
    cardDataBundle?.putParcelable(Flags.CARD_DATA_PARCEL, rEMVCardData)

    // TODO: 5A33 to be set in case the transaction is not completed from the server end
    // All the responses received from the server is to be converted to HEX

    val flowtype = lastCardRecord?.flowType?.toInt()

    if (flowtype == FlowType.EMV_FLOWTYPE_M_CHIP) {
        Log.i(Flags.uSDK_FLAG, "doOnlineProcess: Flags.RF_CARD_READ_SUCCESS")
        rEMVCallback.emvStatus(Flags.RF_CARD_READ_SUCCESS, cardDataBundle, object : TransactionResponse {
            override fun responseParams(success: Boolean, responseData: String?, responseCode: String?) {

                val hostRespCode = BytesUtil.asciiToHex(responseCode)
                onlineResult.append(EMVTag.DEF_TAG_ONLINE_STATUS).append("01").append("00")

                if (responseData != null)
                    onlineResult.append(responseData)
                // TODO: Set three more tags here - 91, 71, 72.

                if (responseCode != null && success) {
                    onlineResult.append(EMVTag.EMV_TAG_TM_ARC).append("02").append(hostRespCode)
                    Log.e("HostResponseCode", "$responseCode $hostRespCode")

                    rEMV.setTransactionSuccessStatus(true)

                } else {
                    // @TODO: onlineResult.append(EMVTag.EMV_TAG_TM_ARC).append("02").append(hostRespCode)
                    onlineResult.append(EMVTag.EMV_TAG_TM_ARC).append("02").append(hostRespCode)
                    rEMV.respondEvent(onlineResult.toString())
                    rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_FAIL, null, null)
                    return
                }

                onlineResult.append(EMVTag.DEF_TAG_AUTHORIZE_FLAG).append("01").append(if (success) "01" else "00")

                val terminalResponse = rEMV.respondEvent(onlineResult.toString())

                if (terminalResponse != 0) rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_FAIL, null, null)
                else rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_SUCCESS, null, null)
            }
        })
    } else {

        Log.i(Flags.uSDK_FLAG, "doOnlineProcess: CardStatus.READ_CARD_RECORD_SUCCESS")

        rEMVCallback.emvStatus(CardStatus.READ_CARD_RECORD_SUCCESS, cardDataBundle, object : TransactionResponse {
            override fun responseParams(success: Boolean, responseData: String?, responseCode: String?) {

                onlineResult.append(EMVTag.DEF_TAG_ONLINE_STATUS).append("01").append("00")

                if (responseData != null)
                    onlineResult.append(responseData)

                if (responseCode != null && success) {
                    val hostRespCode = BytesUtil.asciiToHex(responseCode)
                    onlineResult.append(EMVTag.EMV_TAG_TM_ARC).append("02").append(hostRespCode)
                    Log.e("HostResponseCode", "$responseCode $hostRespCode")

                    rEMV.setTransactionSuccessStatus(true)

                } else {
                    rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_FAIL, null, null)
                    return
                }

                onlineResult.append(EMVTag.DEF_TAG_AUTHORIZE_FLAG).append("01").append(if (success) "01" else "00")

                val terminalResponse = rEMV.respondEvent(onlineResult.toString())
                Log.e("TerminalResponse", terminalResponse.toString())

                // auto reverse the transaction if response from the terminal is non zero
                if (terminalResponse != 0) rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_FAIL, null, null)
                else rEMVCallback.emvStatus(Flags.CARD_TRANSACTION_SUCCESS, null, null)
            }
        })
    }

    return onlineResult.toString()
}