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improve flow as state functionality

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InsanusMokrassar 2023-01-29 12:28:22 +06:00
parent 0c8bec4c89
commit 83d5d3faf4
4 changed files with 60 additions and 18 deletions
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6
common/compose/src/commonMain/kotlin/dev/inmo/micro_utils/common/compose/MutableStateAsState.kt Normal file
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@ -0,0 +1,6 @@
package dev.inmo.micro_utils.common.compose
import androidx.compose.runtime.MutableState
import androidx.compose.runtime.derivedStateOf
fun <T> MutableState<T>.asState() = derivedStateOf { this.value }

24
coroutines/compose/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/compose/FlowAsListState.kt
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@ -3,24 +3,40 @@ package dev.inmo.micro_utils.coroutines.compose
import androidx.compose.runtime.*
import androidx.compose.runtime.snapshots.SnapshotStateList
import dev.inmo.micro_utils.common.applyDiff
import dev.inmo.micro_utils.coroutines.ExceptionHandler
import dev.inmo.micro_utils.coroutines.defaultSafelyWithoutExceptionHandlerWithNull
import dev.inmo.micro_utils.coroutines.subscribeSafelyWithoutExceptions
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.withContext
import kotlin.coroutines.CoroutineContext
@Suppress("NOTHING_TO_INLINE")
inline fun <reified T> Flow<List<T>>.asMutableComposeListState(
scope: CoroutineScope
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
noinline onException: ExceptionHandler<List<T>?> = defaultSafelyWithoutExceptionHandlerWithNull,
): SnapshotStateList<T> {
val state = mutableStateListOf<T>()
subscribeSafelyWithoutExceptions(scope) {
val changeBlock: suspend (List<T>) -> Unit = useContextOnChange ?.let {
{
withContext(useContextOnChange) {
state.applyDiff(it)
}
}
} ?: {
state.applyDiff(it)
}
subscribeSafelyWithoutExceptions(scope, onException, changeBlock)
return state
}
@Suppress("NOTHING_TO_INLINE")
inline fun <reified T> Flow<List<T>>.asComposeList(
scope: CoroutineScope
): List<T> = asMutableComposeListState(scope)
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
noinline onException: ExceptionHandler<List<T>?> = defaultSafelyWithoutExceptionHandlerWithNull,
): List<T> = asMutableComposeListState(scope, useContextOnChange, onException)

38
coroutines/compose/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/compose/FlowAsState.kt
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@ -1,36 +1,58 @@
package dev.inmo.micro_utils.coroutines.compose
import androidx.compose.runtime.*
import dev.inmo.micro_utils.coroutines.ExceptionHandler
import dev.inmo.micro_utils.coroutines.defaultSafelyWithoutExceptionHandlerWithNull
import dev.inmo.micro_utils.coroutines.doInUI
import dev.inmo.micro_utils.coroutines.subscribeSafelyWithoutExceptions
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.withContext
import kotlin.coroutines.CoroutineContext
fun <T> Flow<T>.asMutableComposeState(
initial: T,
scope: CoroutineScope
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
onException: ExceptionHandler<T?> = defaultSafelyWithoutExceptionHandlerWithNull,
): MutableState<T> {
val state = mutableStateOf(initial)
subscribeSafelyWithoutExceptions(scope) { doInUI { state.value = it } }
val changeBlock: suspend (T) -> Unit = useContextOnChange ?.let {
{
withContext(useContextOnChange) {
state.value = it
}
}
} ?: {
state.value = it
}
subscribeSafelyWithoutExceptions(scope, onException, block = changeBlock)
return state
}
@Suppress("NOTHING_TO_INLINE")
inline fun <T> StateFlow<T>.asMutableComposeState(
scope: CoroutineScope
): MutableState<T> = asMutableComposeState(value, scope)
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
noinline onException: ExceptionHandler<T?> = defaultSafelyWithoutExceptionHandlerWithNull,
): MutableState<T> = asMutableComposeState(value, scope, useContextOnChange, onException)
fun <T> Flow<T>.asComposeState(
initial: T,
scope: CoroutineScope
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
onException: ExceptionHandler<T?> = defaultSafelyWithoutExceptionHandlerWithNull,
): State<T> {
val state = asMutableComposeState(initial, scope)
val state = asMutableComposeState(initial, scope, useContextOnChange, onException)
return derivedStateOf { state.value }
}
@Suppress("NOTHING_TO_INLINE")
inline fun <T> StateFlow<T>.asComposeState(
scope: CoroutineScope
): State<T> = asComposeState(value, scope)
scope: CoroutineScope,
useContextOnChange: CoroutineContext? = Dispatchers.Main,
noinline onException: ExceptionHandler<T?> = defaultSafelyWithoutExceptionHandlerWithNull,
): State<T> = asComposeState(value, scope, useContextOnChange, onException)

10
coroutines/compose/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/compose/FlowToMutableState.kt
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@ -7,17 +7,15 @@ import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.StateFlow
@Deprecated("Duplicated functionality", ReplaceWith("asMutableComposeState(initial, scope)", "dev.inmo.micro_utils.coroutines.compose.asMutableComposeState"))
fun <T> Flow<T>.toMutableState(
initial: T,
scope: CoroutineScope
): MutableState<T> {
val state = mutableStateOf(initial)
subscribeSafelyWithoutExceptions(scope) { state.value = it }
return state
}
): MutableState<T> = asMutableComposeState(initial, scope)
@Deprecated("Duplicated functionality", ReplaceWith("asMutableComposeState(scope)", "dev.inmo.micro_utils.coroutines.compose.asMutableComposeState"))
@Suppress("NOTHING_TO_INLINE")
inline fun <T> StateFlow<T>.toMutableState(
scope: CoroutineScope
): MutableState<T> = toMutableState(value, scope)
): MutableState<T> = asMutableComposeState(scope)