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Use repeatOnLifecycle

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This commit is contained in:
Kirill Kamakin
2022-11-05 10:57:56 +01:00
parent b7bb6c8566
commit 1ee0456494
2 changed files with 11 additions and 17 deletions
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23
app/src/main/java/gq/kirmanak/mealient/extensions/FragmentExtensions.kt
View File

@@ -3,24 +3,19 @@ package gq.kirmanak.mealient.extensions
import android.widget.Toast import android.widget.Toast
import androidx.annotation.StringRes import androidx.annotation.StringRes
import androidx.fragment.app.Fragment import androidx.fragment.app.Fragment
import androidx.lifecycle.LifecycleOwner import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope import androidx.lifecycle.lifecycleScope
import kotlinx.coroutines.CoroutineScope import androidx.lifecycle.repeatOnLifecycle
import kotlinx.coroutines.flow.Flow import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.FlowCollector import kotlinx.coroutines.flow.FlowCollector
import kotlinx.coroutines.flow.launchIn import kotlinx.coroutines.launch
fun <T> Fragment.collectWhenViewResumed( fun <T> Fragment.collectWhenViewResumed(flow: Flow<T>, collector: FlowCollector<T>) {
flow: Flow<T>, viewLifecycleOwner.lifecycleScope.launch {
collector: FlowCollector<T>, viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.RESUMED) {
) = launchWhenViewResumed { flow.collect(collector) } flow.collect(collector)
}
fun Fragment.launchWhenViewResumed( }
block: suspend CoroutineScope.() -> Unit,
) = viewLifecycleOwner.lifecycleScope.launchWhenResumed(block)
fun <T> Flow<T>.launchIn(lifecycleOwner: LifecycleOwner) {
launchIn(lifecycleOwner.lifecycleScope)
} }
fun Fragment.showLongToast(@StringRes text: Int) = showLongToast(getString(text)) fun Fragment.showLongToast(@StringRes text: Int) = showLongToast(getString(text))

5
app/src/main/java/gq/kirmanak/mealient/ui/recipes/RecipesFragment.kt
View File

@@ -17,7 +17,6 @@ import gq.kirmanak.mealient.database.recipe.entity.RecipeSummaryEntity
import gq.kirmanak.mealient.databinding.FragmentRecipesBinding import gq.kirmanak.mealient.databinding.FragmentRecipesBinding
import gq.kirmanak.mealient.datasource.NetworkError import gq.kirmanak.mealient.datasource.NetworkError
import gq.kirmanak.mealient.extensions.collectWhenViewResumed import gq.kirmanak.mealient.extensions.collectWhenViewResumed
import gq.kirmanak.mealient.extensions.launchIn
import gq.kirmanak.mealient.extensions.refreshRequestFlow import gq.kirmanak.mealient.extensions.refreshRequestFlow
import gq.kirmanak.mealient.extensions.showLongToast import gq.kirmanak.mealient.extensions.showLongToast
import gq.kirmanak.mealient.logging.Logger import gq.kirmanak.mealient.logging.Logger
@@ -104,8 +103,8 @@ class RecipesFragment : Fragment(R.layout.fragment_recipes) {
} }
private fun <T : Any, VH : RecyclerView.ViewHolder> PagingDataAdapter<T, VH>.observeLoadStateChanges() { private fun <T : Any, VH : RecyclerView.ViewHolder> PagingDataAdapter<T, VH>.observeLoadStateChanges() {
appendPaginationEnd().onEach { onPaginationEnd() }.launchIn(viewLifecycleOwner) collectWhenViewResumed(appendPaginationEnd()) { onPaginationEnd() }
refreshErrors().onEach { onLoadFailure(it) }.launchIn(viewLifecycleOwner) collectWhenViewResumed(refreshErrors()) { onLoadFailure(it) }
} }
private fun onPaginationEnd() { private fun onPaginationEnd() {