msfjarvis/compose-lobsters
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feat(android): add support for identifying read posts

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Harsh Shandilya 2023-08-16 00:02:24 +05:30
parent 9c32d6721b
commit bc2365b08b
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11 changed files with 62 additions and 10 deletions
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2
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/LobstersApp.kt
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@ -218,6 +218,7 @@ fun LobstersApp(
lazyPagingItems = hottestPosts,
listState = hottestListState,
isPostSaved = viewModel::isPostSaved,
isPostRead = viewModel::isPostRead,
postActions = postActions,
)
}
@ -227,6 +228,7 @@ fun LobstersApp(
lazyPagingItems = newestPosts,
listState = newestListState,
isPostSaved = viewModel::isPostSaved,
isPostRead = viewModel::isPostRead,
postActions = postActions,
)
}

4
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/ext.kt
View file

@ -36,11 +36,13 @@ fun rememberPostActions(
): PostActions {
return remember {
object : PostActions {
override fun viewPost(postUrl: String, commentsUrl: String) {
override fun viewPost(postId: String, postUrl: String, commentsUrl: String) {
viewModel.markPostAsRead(postId)
urlLauncher.openUri(postUrl.ifEmpty { commentsUrl })
}
override fun viewComments(postId: String) {
viewModel.markPostAsRead(postId)
val currentRoute = navController.currentDestination?.route
val newRoute =
Destinations.Comments.route.replace(Destinations.Comments.placeholder, postId)

1
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/lists/DatabasePosts.kt
View file

@ -62,6 +62,7 @@ fun DatabasePosts(
ListItem(
item = item,
isSaved = { true },
isRead = { false },
postActions = postActions,
)
HorizontalDivider()

3
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/lists/ListItem.kt
View file

@ -24,10 +24,12 @@ import me.saket.swipe.SwipeableActionsBox
fun ListItem(
item: SavedPost,
isSaved: suspend (SavedPost) -> Boolean,
isRead: suspend (String) -> Boolean,
postActions: PostActions,
modifier: Modifier = Modifier,
) {
val saved by produceState(false, item) { value = isSaved(item) }
val read by produceState(false, item.shortId) { value = isRead(item.shortId) }
val commentsAction =
SwipeAction(
icon = rememberVectorPainter(Icons.Filled.Reply),
@ -40,6 +42,7 @@ fun ListItem(
LobstersCard(
post = item,
isSaved = saved,
isRead = read,
postActions = postActions,
modifier = modifier,
)

2
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/lists/NetworkPosts.kt
View file

@ -42,6 +42,7 @@ fun NetworkPosts(
lazyPagingItems: LazyPagingItems<LobstersPost>,
listState: LazyListState,
isPostSaved: suspend (SavedPost) -> Boolean,
isPostRead: suspend (String) -> Boolean,
postActions: PostActions,
modifier: Modifier = Modifier,
) {
@ -71,6 +72,7 @@ fun NetworkPosts(
ListItem(
item = dbModel,
isSaved = isPostSaved,
isRead = isPostRead,
postActions = postActions,
)

1
android/src/main/kotlin/dev/msfjarvis/claw/android/ui/lists/SearchList.kt
View file

@ -75,6 +75,7 @@ fun SearchList(
lazyPagingItems = lazyPagingItems,
listState = listState,
isPostSaved = isPostSaved,
isPostRead = { false },
postActions = postActions,
modifier = modifier,
)

9
android/src/main/kotlin/dev/msfjarvis/claw/android/viewmodel/ClawViewModel.kt
View file

@ -48,8 +48,9 @@ class ClawViewModel
constructor(
private val api: LobstersApi,
private val searchApi: LobstersSearchApi,
private val savedPostsRepository: SavedPostsRepository,
private val commentsRepository: CommentsRepository,
private val readPostsRepository: ReadPostsRepository,
private val savedPostsRepository: SavedPostsRepository,
private val linkMetadataRepository: LinkMetadataRepository,
private val dataTransferRepository: DataTransferRepository,
private val pagingSourceFactory: LobstersPagingSource.Factory,
@ -147,6 +148,12 @@ constructor(
suspend fun exportPosts(output: OutputStream) = dataTransferRepository.exportPosts(output)
fun markPostAsRead(postId: String) {
viewModelScope.launch { readPostsRepository.markRead(postId) }
}
suspend fun isPostRead(postId: String) = readPostsRepository.isRead(postId)
/**
* Parses a given [String] into a [LocalDateTime]. This method is only intended to be used for
* dates in the format returned by the Lobsters API, and is not a general purpose parsing

28
android/src/main/kotlin/dev/msfjarvis/claw/android/viewmodel/ReadPostsRepository.kt Normal file
View file

@ -0,0 +1,28 @@
/*
* Copyright © 2021-2023 Harsh Shandilya.
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
*/
package dev.msfjarvis.claw.android.viewmodel
import dev.msfjarvis.claw.core.injection.DatabaseDispatcher
import dev.msfjarvis.claw.database.local.ReadPostsQueries
import javax.inject.Inject
import kotlinx.coroutines.CoroutineDispatcher
import kotlinx.coroutines.withContext
class ReadPostsRepository
@Inject
constructor(
private val readPostsQueries: ReadPostsQueries,
@DatabaseDispatcher private val dbDispatcher: CoroutineDispatcher,
) {
suspend fun markRead(postId: String) {
withContext(dbDispatcher) { readPostsQueries.markRead(postId) }
}
suspend fun isRead(postId: String): Boolean =
withContext(dbDispatcher) { readPostsQueries.isRead(postId).executeAsOneOrNull() != null }
}