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/*
* This file is part of GNU Taler
* (C) 2022 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.peer
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.activity.OnBackPressedCallback
import androidx.compose.ui.platform.ComposeView
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.findNavController
import androidx.navigation.fragment.findNavController
import kotlinx.coroutines.launch
import net.taler.common.Amount
import net.taler.wallet.MainViewModel
import net.taler.wallet.R
import net.taler.wallet.backend.BackendManager
import net.taler.wallet.balances.ScopeInfo
import net.taler.wallet.compose.TalerSurface
import net.taler.wallet.compose.collectAsStateLifecycleAware
import net.taler.wallet.showError
class OutgoingPushFragment : Fragment() {
private val model: MainViewModel by activityViewModels()
private val peerManager get() = model.peerManager
private val transactionManager get() = model.transactionManager
private val balanceManager get() = model.balanceManager
// hacky way to change back action until we have navigation for compose
private val backPressedCallback = object : OnBackPressedCallback(false) {
override fun handleOnBackPressed() {
findNavController().navigate(R.id.action_nav_peer_push_to_nav_main)
}
}
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?,
): View {
val amount = arguments?.getString("amount")?.let {
Amount.fromJSONString(it)
} ?: error("no amount passed")
val scopeInfo: ScopeInfo? = arguments?.getString("scopeInfo")?.let {
BackendManager.json.decodeFromString(it)
}
val spec = scopeInfo?.let { balanceManager.getSpecForScopeInfo(it) }
requireActivity().onBackPressedDispatcher.addCallback(
viewLifecycleOwner, backPressedCallback
)
return ComposeView(requireContext()).apply {
setContent {
TalerSurface {
val state = peerManager.pushState.collectAsStateLifecycleAware().value
OutgoingPushComposable(
amount = amount.withSpec(spec),
state = state,
onSend = this@OutgoingPushFragment::onSend,
onClose = {
findNavController().navigate(R.id.action_nav_peer_pull_to_nav_main)
}
)
}
}
}
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
lifecycleScope.launch {
viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.RESUMED) {
peerManager.pushState.collect {
if (it is OutgoingResponse) {
if (transactionManager.selectTransaction(it.transactionId)) {
findNavController().navigate(R.id.action_nav_peer_push_to_nav_transactions_detail_peer)
} else {
findNavController().navigate(R.id.action_nav_peer_push_to_nav_main)
}
}
if (it is OutgoingError && model.devMode.value == true) {
showError(it.info)
}
// Disable back navigation when tx is being created
backPressedCallback.isEnabled = it !is OutgoingCreating
}
}
}
}
override fun onStart() {
super.onStart()
activity?.setTitle(R.string.send_peer_title)
}
override fun onDestroy() {
super.onDestroy()
if (!requireActivity().isChangingConfigurations) peerManager.resetPushPayment()
}
private fun onSend(amount: Amount, summary: String, hours: Long) {
peerManager.initiatePeerPushDebit(amount, summary, hours)
}
}
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