diff options
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.kt | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt b/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt new file mode 100644 index 0000000..44dcf26 --- /dev/null +++ b/wallet/src/main/java/net/taler/wallet/payment/PromptPaymentFragment.kt @@ -0,0 +1,168 @@ +/* + * 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") + } + +} |