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Pin code : add simple grace period

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This commit is contained in:
ganfra
2023-10-11 20:52:19 +02:00
parent 8c115d2982
commit cb6a07b90d
4 changed files with 34 additions and 9 deletions
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3
features/pin/api/src/main/kotlin/io/element/android/features/pin/api/PinStateService.kt
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@@ -21,6 +21,7 @@ import kotlinx.coroutines.flow.StateFlow
interface PinStateService {
val pinState: StateFlow<PinState>
suspend fun lock()
suspend fun entersForeground()
suspend fun entersBackground()
suspend fun unlock()
}

4
features/pin/impl/src/main/kotlin/io/element/android/features/pin/impl/auth/PinAuthenticationPresenter.kt
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@@ -24,7 +24,7 @@ import kotlinx.coroutines.launch
import javax.inject.Inject
class PinAuthenticationPresenter @Inject constructor(
private val pinStateService PinStateService,
private val pinStateService: PinStateService,
private val coroutineScope: CoroutineScope,
) : Presenter<PinAuthenticationState> {
@@ -33,7 +33,7 @@ class PinAuthenticationPresenter @Inject constructor(
fun handleEvents(event: PinAuthenticationEvents) {
when (event) {
PinAuthenticationEvents.Unlock -> coroutineScope.launch { pinStateDataSource.unlock() }
PinAuthenticationEvents.Unlock -> coroutineScope.launch { pinStateService.unlock() }
}
}
return PinAuthenticationState(

21
features/pin/impl/src/main/kotlin/io/element/android/features/pin/impl/state/DefaultPinStateService.kt
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@@ -23,10 +23,16 @@ import io.element.android.libraries.di.AppScope
import io.element.android.libraries.di.SingleIn
import io.element.android.libraries.featureflag.api.FeatureFlagService
import io.element.android.libraries.featureflag.api.FeatureFlags
import kotlinx.coroutines.Job
import kotlinx.coroutines.coroutineScope
import kotlinx.coroutines.delay
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.launch
import javax.inject.Inject
private const val GRACE_PERIOD_IN_MILLIS = 90 * 1000L
@SingleIn(AppScope::class)
@ContributesBinding(AppScope::class)
class DefaultPinStateService @Inject constructor(
@@ -36,15 +42,24 @@ class DefaultPinStateService @Inject constructor(
private val _pinState = MutableStateFlow<PinState>(PinState.Unlocked)
override val pinState: StateFlow<PinState> = _pinState
private var lockJob: Job? = null
override suspend fun unlock() {
if (featureFlagService.isFeatureEnabled(FeatureFlags.PinUnlock)) {
_pinState.value = PinState.Unlocked
}
}
override suspend fun lock() {
if (featureFlagService.isFeatureEnabled(FeatureFlags.PinUnlock)) {
_pinState.value = PinState.Locked
override suspend fun entersForeground() {
lockJob?.cancel()
}
override suspend fun entersBackground(): Unit = coroutineScope {
lockJob = launch {
if (featureFlagService.isFeatureEnabled(FeatureFlags.PinUnlock)) {
delay(GRACE_PERIOD_IN_MILLIS)
_pinState.value = PinState.Locked
}
}
}
}