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/*
* This file is part of GNU Taler
* (C) 2020 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
package net.taler.merchantpos.payment
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.navigation.fragment.findNavController
import com.google.android.material.snackbar.BaseTransientBottomBar.LENGTH_LONG
import net.taler.common.NfcManager.Companion.hasNfc
import net.taler.common.QrCodeManager.makeQrCode
import net.taler.common.fadeIn
import net.taler.common.fadeOut
import net.taler.common.navigate
import net.taler.merchantpos.MainViewModel
import net.taler.merchantpos.R
import net.taler.merchantpos.databinding.FragmentProcessPaymentBinding
import net.taler.merchantpos.payment.ProcessPaymentFragmentDirections.Companion.actionProcessPaymentToPaymentSuccess
import net.taler.merchantpos.topSnackbar
class ProcessPaymentFragment : Fragment() {
private val model: MainViewModel by activityViewModels()
private val paymentManager by lazy { model.paymentManager }
private lateinit var ui: FragmentProcessPaymentBinding
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
ui = FragmentProcessPaymentBinding.inflate(inflater, container, false)
return ui.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
val introRes =
if (hasNfc(requireContext())) R.string.payment_intro_nfc else R.string.payment_intro
ui.payIntroView.setText(introRes)
paymentManager.payment.observe(viewLifecycleOwner, { payment ->
onPaymentStateChanged(payment)
})
ui.cancelPaymentButton.setOnClickListener {
onPaymentCancel()
}
}
override fun onDestroy() {
super.onDestroy()
paymentManager.cancelPayment(getString(R.string.error_cancelled))
}
private fun onPaymentStateChanged(payment: Payment) {
if (payment.error != null) {
topSnackbar(requireView(), payment.error, LENGTH_LONG)
findNavController().navigateUp()
return
}
if (payment.paid) {
model.orderManager.onOrderPaid(payment.order.id)
navigate(actionProcessPaymentToPaymentSuccess())
return
}
ui.payIntroView.fadeIn()
ui.amountView.text = payment.order.total.toString()
payment.orderId?.let {
ui.orderRefView.text = getString(R.string.payment_order_id, it)
ui.orderRefView.fadeIn()
}
payment.talerPayUri?.let {
val qrcodeBitmap = makeQrCode(it)
ui.qrcodeView.setImageBitmap(qrcodeBitmap)
ui.qrcodeView.fadeIn()
ui.progressBar.fadeOut()
}
}
private fun onPaymentCancel() {
paymentManager.cancelPayment(getString(R.string.error_cancelled))
findNavController().navigateUp()
topSnackbar(requireView(), R.string.payment_canceled, LENGTH_LONG)
}
}
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