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https://github.com/InsanusMokrassar/MicroUtils.git
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FlowState
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commit
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@ -0,0 +1,43 @@
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package dev.inmo.micro_utils.coroutines.compose
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import androidx.compose.runtime.MutableState
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import androidx.compose.runtime.State
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import androidx.compose.runtime.derivedStateOf
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import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
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import dev.inmo.micro_utils.coroutines.doInUI
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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class FlowState<T>(
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private val state: MutableState<T>,
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internalScope: CoroutineScope = CoroutineScope(Dispatchers.Main)
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) : MutableState<T>,
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SpecialMutableStateFlow.Default<T>(state.value, internalScope) {
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override var value: T
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get() = super.value
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set(value) {
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tryEmit(value)
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}
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override fun component1(): T = state.component1()
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override fun component2(): (T) -> Unit = state.component2()
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private val stateState = derivedStateOf {
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if (value != state.value) {
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value = state.value
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}
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}
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override suspend fun onChange(value: T) {
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super.onChange(value)
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if (state.value != value) {
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doInUI {
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state.value = value
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}
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}
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}
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}
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fun <T> MutableState<T>.asFlowState(scope: CoroutineScope = CoroutineScope(Dispatchers.Main)) = FlowState(this, scope)
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@ -10,27 +10,31 @@ import kotlinx.coroutines.flow.MutableStateFlow
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import kotlinx.coroutines.flow.StateFlow
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interface SpecialMutableStateFlow<T> : StateFlow<T>, FlowCollector<T>, MutableSharedFlow<T> {
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class Default<T>(
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open class Default<T>(
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initialValue: T,
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internalScope: CoroutineScope = CoroutineScope(Dispatchers.Default)
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) : SpecialMutableStateFlow<T> {
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private val internalSharedFlow: MutableSharedFlow<T> = MutableSharedFlow(
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protected val internalSharedFlow: MutableSharedFlow<T> = MutableSharedFlow(
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replay = 0,
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extraBufferCapacity = 1,
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onBufferOverflow = BufferOverflow.DROP_OLDEST
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)
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private val publicSharedFlow: MutableSharedFlow<T> = MutableSharedFlow(
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protected val publicSharedFlow: MutableSharedFlow<T> = MutableSharedFlow(
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replay = 1,
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extraBufferCapacity = 1,
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onBufferOverflow = BufferOverflow.DROP_OLDEST
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)
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override var value: T = initialValue
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private set
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private val job = internalSharedFlow.subscribe(internalScope) {
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if (value != it) {
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value = it
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publicSharedFlow.emit(it)
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protected var _value: T = initialValue
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override val value: T
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get() = _value
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protected open suspend fun onChange(value: T) {
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_value = value
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publicSharedFlow.emit(value)
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}
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protected val job = internalSharedFlow.subscribeSafelyWithoutExceptions(internalScope) {
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if (_value != it) {
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onChange(it)
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}
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}
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@ -7,7 +7,7 @@ kt-coroutines = "1.7.3"
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kslog = "1.3.1"
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jb-compose = "1.5.11"
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jb-exposed = "0.44.1"
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jb-exposed = "0.45.0"
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jb-dokka = "1.9.10"
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korlibs = "4.0.10"
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@ -21,7 +21,7 @@ koin = "3.5.0"
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okio = "3.6.0"
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ksp = "1.9.20-1.0.14"
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ksp = "1.9.21-1.0.15"
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kotlin-poet = "1.15.1"
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versions = "0.50.0"
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