151 lines
5.4 KiB
Kotlin
151 lines
5.4 KiB
Kotlin
package cash.z.ecc.android.sdk.demoapp.demos.listtransactions
|
|
|
|
import android.os.Bundle
|
|
import android.view.LayoutInflater
|
|
import android.view.Menu
|
|
import android.view.View
|
|
import androidx.lifecycle.Lifecycle
|
|
import androidx.lifecycle.lifecycleScope
|
|
import androidx.lifecycle.repeatOnLifecycle
|
|
import androidx.recyclerview.widget.LinearLayoutManager
|
|
import cash.z.ecc.android.sdk.Synchronizer
|
|
import cash.z.ecc.android.sdk.block.CompactBlockProcessor
|
|
import cash.z.ecc.android.sdk.demoapp.BaseDemoFragment
|
|
import cash.z.ecc.android.sdk.demoapp.R
|
|
import cash.z.ecc.android.sdk.demoapp.databinding.FragmentListTransactionsBinding
|
|
import cash.z.ecc.android.sdk.internal.twig
|
|
import cash.z.ecc.android.sdk.model.TransactionOverview
|
|
import kotlinx.coroutines.ExperimentalCoroutinesApi
|
|
import kotlinx.coroutines.flow.filterNotNull
|
|
import kotlinx.coroutines.flow.flatMapLatest
|
|
import kotlinx.coroutines.launch
|
|
|
|
/**
|
|
* List all transactions related to the given seed, since the given birthday. This begins by
|
|
* downloading any missing blocks and then validating and scanning their contents. Once scan is
|
|
* complete, the transactions are available in the database and can be accessed by any SQL tool.
|
|
* By default, the SDK uses a PagedTransactionRepository to provide transaction contents from the
|
|
* database in a paged format that works natively with RecyclerViews.
|
|
*/
|
|
@Suppress("TooManyFunctions")
|
|
class ListTransactionsFragment : BaseDemoFragment<FragmentListTransactionsBinding>() {
|
|
private lateinit var adapter: TransactionAdapter
|
|
private lateinit var address: String
|
|
private var status: Synchronizer.Status? = null
|
|
private val isSynced get() = status == Synchronizer.Status.SYNCED
|
|
|
|
private fun initTransactionUI() {
|
|
binding.recyclerTransactions.layoutManager =
|
|
LinearLayoutManager(activity, LinearLayoutManager.VERTICAL, false)
|
|
adapter = TransactionAdapter()
|
|
binding.recyclerTransactions.adapter = adapter
|
|
}
|
|
|
|
@OptIn(ExperimentalCoroutinesApi::class)
|
|
private fun monitorChanges() {
|
|
viewLifecycleOwner.lifecycleScope.launch {
|
|
viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
|
|
launch {
|
|
sharedViewModel.synchronizerFlow
|
|
.filterNotNull()
|
|
.flatMapLatest { it.status }
|
|
.collect { onStatus(it) }
|
|
}
|
|
launch {
|
|
sharedViewModel.synchronizerFlow
|
|
.filterNotNull()
|
|
.flatMapLatest { it.progress }
|
|
.collect { onProgress(it) }
|
|
}
|
|
launch {
|
|
sharedViewModel.synchronizerFlow
|
|
.filterNotNull()
|
|
.flatMapLatest { it.processorInfo }
|
|
.collect { onProcessorInfoUpdated(it) }
|
|
}
|
|
launch {
|
|
sharedViewModel.synchronizerFlow
|
|
.filterNotNull()
|
|
.flatMapLatest { it.clearedTransactions }
|
|
.collect { onTransactionsUpdated(it) }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Change listeners
|
|
//
|
|
|
|
private fun onProcessorInfoUpdated(info: CompactBlockProcessor.ProcessorInfo) {
|
|
if (info.isScanning) binding.textInfo.text = "Scanning blocks...${info.scanProgress}%"
|
|
}
|
|
|
|
@Suppress("MagicNumber")
|
|
private fun onProgress(i: Int) {
|
|
if (i < 100) binding.textInfo.text = "Downloading blocks...$i%"
|
|
}
|
|
|
|
private fun onStatus(status: Synchronizer.Status) {
|
|
this.status = status
|
|
binding.textStatus.text = "Status: $status"
|
|
if (isSynced) onSyncComplete()
|
|
}
|
|
|
|
private fun onSyncComplete() {
|
|
binding.textInfo.visibility = View.INVISIBLE
|
|
}
|
|
|
|
private fun onTransactionsUpdated(transactions: List<TransactionOverview>) {
|
|
twig("got a new paged list of transactions")
|
|
adapter.submitList(transactions)
|
|
|
|
// show message when there are no transactions
|
|
if (isSynced) {
|
|
binding.textInfo.apply {
|
|
if (transactions.isEmpty()) {
|
|
visibility = View.VISIBLE
|
|
text =
|
|
"No transactions found. Try to either change the seed words " +
|
|
"or send funds to this address (tap the FAB to copy it):\n\n $address"
|
|
} else {
|
|
visibility = View.INVISIBLE
|
|
text = ""
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Android Lifecycle overrides
|
|
//
|
|
|
|
override fun onCreate(savedInstanceState: Bundle?) {
|
|
super.onCreate(savedInstanceState)
|
|
setHasOptionsMenu(true)
|
|
}
|
|
|
|
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
|
|
super.onViewCreated(view, savedInstanceState)
|
|
initTransactionUI()
|
|
monitorChanges()
|
|
}
|
|
|
|
override fun onPrepareOptionsMenu(menu: Menu) {
|
|
super.onPrepareOptionsMenu(menu)
|
|
// We rather hide options menu actions while actively using the Synchronizer
|
|
menu.setGroupVisible(R.id.main_menu_group, false)
|
|
}
|
|
|
|
//
|
|
// Base Fragment overrides
|
|
//
|
|
|
|
override fun onActionButtonClicked() {
|
|
if (::address.isInitialized) copyToClipboard(address)
|
|
}
|
|
|
|
override fun inflateBinding(layoutInflater: LayoutInflater): FragmentListTransactionsBinding =
|
|
FragmentListTransactionsBinding.inflate(layoutInflater)
|
|
}
|