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Code Issues Releases Wiki Activity

fix crash when logging out while on conversations (#2895)

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* fix crash when logging out while on conversations

* fix code formatting
This commit is contained in:
Konrad Pozniak 2022-11-22 20:36:07 +01:00 committed by GitHub
parent f6a5510841
commit ff4ddf90b6
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4 changed files with 21 additions and 13 deletions
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10
app/src/main/java/com/keylesspalace/tusky/components/conversation/ConversationsViewModel.kt
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@ -27,6 +27,7 @@ import com.keylesspalace.tusky.db.AccountManager
import com.keylesspalace.tusky.db.AppDatabase
import com.keylesspalace.tusky.network.MastodonApi
import com.keylesspalace.tusky.usecase.TimelineCases
import com.keylesspalace.tusky.util.EmptyPagingSource
import kotlinx.coroutines.flow.map
import kotlinx.coroutines.launch
import kotlinx.coroutines.rx3.await
@ -43,7 +44,14 @@ class ConversationsViewModel @Inject constructor(
val conversationFlow = Pager(
config = PagingConfig(pageSize = 30),
remoteMediator = ConversationsRemoteMediator(api, database, accountManager),
pagingSourceFactory = { database.conversationDao().conversationsForAccount(accountManager.activeAccount!!.id) }
pagingSourceFactory = {
val activeAccount = accountManager.activeAccount
if (activeAccount == null) {
EmptyPagingSource()
} else {
database.conversationDao().conversationsForAccount(activeAccount.id)
}
}
)
.flow
.map { pagingData ->

3
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/CachedTimelineViewModel.kt
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@ -43,6 +43,7 @@ import com.keylesspalace.tusky.entity.Poll
import com.keylesspalace.tusky.network.FilterModel
import com.keylesspalace.tusky.network.MastodonApi
import com.keylesspalace.tusky.usecase.TimelineCases
import com.keylesspalace.tusky.util.EmptyPagingSource
import com.keylesspalace.tusky.viewdata.StatusViewData
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.asExecutor
@ -85,7 +86,7 @@ class CachedTimelineViewModel @Inject constructor(
pagingSourceFactory = {
val activeAccount = accountManager.activeAccount
if (activeAccount == null) {
EmptyTimelinePagingSource()
EmptyPagingSource()
} else {
db.timelineDao().getStatuses(activeAccount.id)
}.also { newPagingSource ->

11
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/EmptyTimelinePagingSource.kt
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@ -1,11 +0,0 @@
package com.keylesspalace.tusky.components.timeline.viewmodel
import androidx.paging.PagingSource
import androidx.paging.PagingState
import com.keylesspalace.tusky.db.TimelineStatusWithAccount
class EmptyTimelinePagingSource : PagingSource<Int, TimelineStatusWithAccount>() {
override fun getRefreshKey(state: PagingState<Int, TimelineStatusWithAccount>): Int? = null
override suspend fun load(params: LoadParams<Int>): LoadResult<Int, TimelineStatusWithAccount> = LoadResult.Page(emptyList(), null, null)
}

10
app/src/main/java/com/keylesspalace/tusky/util/EmptyPagingSource.kt Normal file
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@ -0,0 +1,10 @@
package com.keylesspalace.tusky.util
import androidx.paging.PagingSource
import androidx.paging.PagingState
class EmptyPagingSource<T : Any> : PagingSource<Int, T>() {
override fun getRefreshKey(state: PagingState<Int, T>): Int? = null
override suspend fun load(params: LoadParams<Int>): LoadResult<Int, T> = LoadResult.Page(emptyList(), null, null)
}