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Diffstat (limited to 'wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt')
-rw-r--r--wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt168
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diff --git a/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt b/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt
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+++ b/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt
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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.wallet.payment
+
+import android.annotation.SuppressLint
+import android.graphics.Bitmap
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.View.GONE
+import android.view.View.VISIBLE
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.Observer
+import androidx.lifecycle.observe
+import androidx.navigation.fragment.findNavController
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.transition.TransitionManager.beginDelayedTransition
+import kotlinx.android.synthetic.main.payment_bottom_bar.*
+import kotlinx.android.synthetic.main.payment_details.*
+import net.taler.wallet.Amount
+import net.taler.wallet.R
+import net.taler.wallet.WalletViewModel
+import net.taler.wallet.fadeIn
+import net.taler.wallet.fadeOut
+
+/**
+ * Show a payment and ask the user to accept/decline.
+ */
+class PromptPaymentFragment : Fragment(), ProductImageClickListener {
+
+ private val model: WalletViewModel by activityViewModels()
+ private val paymentManager by lazy { model.paymentManager }
+ private val adapter = ProductAdapter(this)
+
+ override fun onCreateView(
+ inflater: LayoutInflater, container: ViewGroup?,
+ savedInstanceState: Bundle?
+ ): View? {
+ return inflater.inflate(R.layout.fragment_prompt_payment, container, false)
+ }
+
+ override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+ paymentManager.payStatus.observe(viewLifecycleOwner, this::onPaymentStatusChanged)
+ paymentManager.detailsShown.observe(viewLifecycleOwner, Observer { shown ->
+ beginDelayedTransition(view as ViewGroup)
+ val res = if (shown) R.string.payment_hide_details else R.string.payment_show_details
+ detailsButton.setText(res)
+ productsList.visibility = if (shown) VISIBLE else GONE
+ })
+
+ detailsButton.setOnClickListener {
+ paymentManager.toggleDetailsShown()
+ }
+ productsList.apply {
+ adapter = this@PromptPaymentFragment.adapter
+ layoutManager = LinearLayoutManager(requireContext())
+ }
+
+ abortButton.setOnClickListener {
+ paymentManager.abortPay()
+ findNavController().navigateUp()
+ }
+ }
+
+ override fun onDestroy() {
+ super.onDestroy()
+ if (!requireActivity().isChangingConfigurations) {
+ paymentManager.abortPay()
+ }
+ }
+
+ private fun showLoading(show: Boolean) {
+ model.showProgressBar.value = show
+ if (show) {
+ progressBar.fadeIn()
+ } else {
+ progressBar.fadeOut()
+ }
+ }
+
+ private fun onPaymentStatusChanged(payStatus: PayStatus) {
+ when (payStatus) {
+ is PayStatus.Prepared -> {
+ showLoading(false)
+ showOrder(payStatus.contractTerms, payStatus.totalFees)
+ confirmButton.isEnabled = true
+ confirmButton.setOnClickListener {
+ model.showProgressBar.value = true
+ paymentManager.confirmPay(payStatus.proposalId)
+ confirmButton.fadeOut()
+ confirmProgressBar.fadeIn()
+ }
+ }
+ is PayStatus.InsufficientBalance -> {
+ showLoading(false)
+ showOrder(payStatus.contractTerms, null)
+ errorView.setText(R.string.payment_balance_insufficient)
+ errorView.fadeIn()
+ }
+ is PayStatus.Success -> {
+ showLoading(false)
+ paymentManager.resetPayStatus()
+ findNavController().navigate(R.id.action_promptPayment_to_paymentSuccessful)
+ }
+ is PayStatus.AlreadyPaid -> {
+ showLoading(false)
+ paymentManager.resetPayStatus()
+ findNavController().navigate(R.id.action_promptPayment_to_alreadyPaid)
+ }
+ is PayStatus.Error -> {
+ showLoading(false)
+ errorView.text = getString(R.string.payment_error, payStatus.error)
+ errorView.fadeIn()
+ }
+ is PayStatus.None -> {
+ // No payment active.
+ showLoading(false)
+ }
+ is PayStatus.Loading -> {
+ // Wait until loaded ...
+ showLoading(true)
+ }
+ }
+ }
+
+ private fun showOrder(contractTerms: ContractTerms, totalFees: Amount?) {
+ orderView.text = contractTerms.summary
+ adapter.setItems(contractTerms.products)
+ if (contractTerms.products.size == 1) paymentManager.toggleDetailsShown()
+ val amount = contractTerms.amount
+ @SuppressLint("SetTextI18n")
+ totalView.text = "${amount.amount} ${amount.currency}"
+ if (totalFees != null && !totalFees.isZero()) {
+ val fee = "${totalFees.amount} ${totalFees.currency}"
+ feeView.text = getString(R.string.payment_fee, fee)
+ feeView.fadeIn()
+ } else {
+ feeView.visibility = GONE
+ }
+ orderLabelView.fadeIn()
+ orderView.fadeIn()
+ if (contractTerms.products.size > 1) detailsButton.fadeIn()
+ totalLabelView.fadeIn()
+ totalView.fadeIn()
+ }
+
+ override fun onImageClick(image: Bitmap) {
+ val f = ProductImageFragment.new(image)
+ f.show(parentFragmentManager, "image")
+ }
+
+}