[taler-taler-android] 02/03: [cashier] disable timeout when showing QR code

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torsten-grote pushed a commit to branch master
in repository taler-android.

commit 83f0b43283b5313f9f8c00a02861cd703292ce59
Author: Torsten Grote <t@grobox.de>
AuthorDate: Tue Sep 13 13:58:28 2022 -0300

    [cashier] disable timeout when showing QR code
    
    There's no need for a timeout. The withdrawal gets aborted when the user 
navigates away.
---
 .../main/java/net/taler/cashier/config/ConfigManager.kt  |  3 ++-
 .../net/taler/cashier/withdraw/TransactionFragment.kt    | 14 +++++++-------
 .../java/net/taler/cashier/withdraw/WithdrawManager.kt   | 16 ++++++++--------
 3 files changed, 17 insertions(+), 16 deletions(-)

diff --git a/cashier/src/main/java/net/taler/cashier/config/ConfigManager.kt 
b/cashier/src/main/java/net/taler/cashier/config/ConfigManager.kt
index d850d27..c79fd12 100644
--- a/cashier/src/main/java/net/taler/cashier/config/ConfigManager.kt
+++ b/cashier/src/main/java/net/taler/cashier/config/ConfigManager.kt
@@ -55,7 +55,7 @@ private val TAG = ConfigManager::class.java.simpleName
 class ConfigManager(
     private val app: Application,
     private val scope: CoroutineScope,
-    private val httpClient: HttpClient
+    private val httpClient: HttpClient,
 ) {
 
     val configDestination = 
ConfigFragmentDirections.actionGlobalConfigFragment()
@@ -112,6 +112,7 @@ class ConfigManager(
             mConfigResult.postValue(result)
         }
     }
+
     private suspend fun checkConfig(config: Config) = 
withContext(Dispatchers.IO) {
         val url = "${config.bankUrl}/integration-api/config"
         Log.d(TAG, "Checking config: $url")
diff --git 
a/cashier/src/main/java/net/taler/cashier/withdraw/TransactionFragment.kt 
b/cashier/src/main/java/net/taler/cashier/withdraw/TransactionFragment.kt
index ffb1539..0f606b8 100644
--- a/cashier/src/main/java/net/taler/cashier/withdraw/TransactionFragment.kt
+++ b/cashier/src/main/java/net/taler/cashier/withdraw/TransactionFragment.kt
@@ -50,21 +50,21 @@ class TransactionFragment : Fragment() {
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
         ui = FragmentTransactionBinding.inflate(inflater, container, false)
         return ui.root
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        withdrawManager.withdrawAmount.observe(viewLifecycleOwner, { amount ->
+        withdrawManager.withdrawAmount.observe(viewLifecycleOwner) { amount ->
             ui.amountView.text = amount?.toString()
-        })
-        withdrawManager.withdrawResult.observe(viewLifecycleOwner, { result ->
+        }
+        withdrawManager.withdrawResult.observe(viewLifecycleOwner) { result ->
             onWithdrawResultReceived(result)
-        })
-        withdrawManager.withdrawStatus.observe(viewLifecycleOwner, { status ->
+        }
+        withdrawManager.withdrawStatus.observe(viewLifecycleOwner) { status ->
             onWithdrawStatusChanged(status)
-        })
+        }
 
         // change intro text depending on whether NFC is available or not
         val hasNfc = NfcManager.hasNfc(requireContext())
diff --git 
a/cashier/src/main/java/net/taler/cashier/withdraw/WithdrawManager.kt 
b/cashier/src/main/java/net/taler/cashier/withdraw/WithdrawManager.kt
index 601b59a..c6c39d0 100644
--- a/cashier/src/main/java/net/taler/cashier/withdraw/WithdrawManager.kt
+++ b/cashier/src/main/java/net/taler/cashier/withdraw/WithdrawManager.kt
@@ -38,17 +38,15 @@ import net.taler.common.Amount
 import net.taler.common.QrCodeManager.makeQrCode
 import net.taler.common.isOnline
 import org.json.JSONObject
-import java.util.concurrent.TimeUnit.MINUTES
 import java.util.concurrent.TimeUnit.SECONDS
 
 private val TAG = WithdrawManager::class.java.simpleName
 
 private val INTERVAL = SECONDS.toMillis(1)
-private val TIMEOUT = MINUTES.toMillis(2)
 
 class WithdrawManager(
     private val app: Application,
-    private val viewModel: MainViewModel
+    private val viewModel: MainViewModel,
 ) {
     private val scope
         get() = viewModel.viewModelScope
@@ -83,7 +81,7 @@ class WithdrawManager(
         if (balanceResult !is BalanceResult.Success) return false
         return try {
             balanceResult.amount.positive && amount <= 
balanceResult.amount.amount
-        } catch (e : IllegalStateException) {
+        } catch (e: IllegalStateException) {
             Log.e(TAG, "Error comparing amounts", e)
             null
         }
@@ -128,7 +126,7 @@ class WithdrawManager(
         }
     }
 
-    private val timer: CountDownTimer = object : CountDownTimer(TIMEOUT, 
INTERVAL) {
+    private val timer: CountDownTimer = object : 
CountDownTimer(Long.MAX_VALUE, INTERVAL) {
         override fun onTick(millisUntilFinished: Long) {
             val result = withdrawResult.value
             if (result is WithdrawResult.Success) {
@@ -155,7 +153,8 @@ class WithdrawManager(
     }
 
     private fun checkWithdrawStatus(withdrawalId: String) = 
scope.launch(Dispatchers.IO) {
-        val url = 
"${config.bankUrl}/access-api/accounts/${config.username}/withdrawals/${withdrawalId}"
+        val url =
+            
"${config.bankUrl}/access-api/accounts/${config.username}/withdrawals/${withdrawalId}"
         Log.d(TAG, "Checking withdraw status at $url")
         val response = makeJsonGetRequest(url, config)
         if (response !is Success) return@launch  // ignore errors and continue 
trying
@@ -206,7 +205,8 @@ class WithdrawManager(
     }
 
     private fun abort(withdrawalId: String) = scope.launch(Dispatchers.IO) {
-        val url = 
"${config.bankUrl}/access-api/accounts/${config.username}/withdrawals/${withdrawalId}/abort"
+        val url =
+            
"${config.bankUrl}/access-api/accounts/${config.username}/withdrawals/${withdrawalId}/abort"
         Log.d(TAG, "Aborting withdrawal at $url")
         makeJsonPostRequest(url, JSONObject(), config)
     }
@@ -263,5 +263,5 @@ sealed class WithdrawStatus {
 
 data class LastTransaction(
     val withdrawAmount: Amount,
-    val withdrawStatus: WithdrawStatus
+    val withdrawStatus: WithdrawStatus,
 )

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