Brownie/com.tecknobit.brownie.ui.shared.presentations/UpsertScreenViewModel

Upsert Screen View Model

abstract class UpsertScreenViewModel<T>(itemId: String?) : EquinoxViewModel

The UpsertScreenViewModel class is the support class used by the screens which insert new items or edit the existing ones

Author

N7ghtm4r3 - Tecknobit

Parameters

itemId

The identifier of the item to update

T

The type of the item updated

See also

Retriever

EquinoxViewModel

Inheritors

UpsertHostScreenViewModel

UpsertServiceScreenViewModel

Constructors

UpsertScreenViewModel

constructor(itemId: String?)

Properties

val item: StateFlow<T?>

lateinit var name: MutableState<String>

name the name of the item

lateinit var nameError: MutableState<Boolean>

nameError whether the name field is not valid

sessionFlowState

lateinit var sessionFlowState: SessionFlowState

sessionFlowState the state used to manage the session lifecycle in the screen

snackbarHostState

val snackbarHostState: SnackbarHostState?

Functions

expect open fun addCloseable(closeable: AutoCloseable)

expect fun addCloseable(key: String, closeable: AutoCloseable)

canRetrieverStart

open override fun canRetrieverStart(): Boolean

continueToRetrieve

open override fun continueToRetrieve(currentContext: KClass<*>): Boolean

expect fun <T : AutoCloseable> getCloseable(key: String): T?

restartRetriever

open override fun restartRetriever()

restartRetrieverIf

open fun restartRetrieverIf(condition: Boolean)

open override fun retrieve(currentContext: KClass<*>, routine: suspend () -> Unit, repeatRoutine: Boolean, refreshDelay: Long)

abstract fun retrieveItem()

Method used to retrieve the information of the item to display

setActiveContext

open fun setActiveContext(currentContext: KClass<*>)

showSnackbarMessage

fun showSnackbarMessage(message: String, actionLabel: String?, onDismiss: () -> Unit?, onActionPerformed: () -> Unit?, withDismissAction: Boolean, duration: SnackbarDuration)

fun showSnackbarMessage(response: JsonObject, actionLabel: String?, onDismiss: () -> Unit?, onActionPerformed: () -> Unit?, withDismissAction: Boolean, duration: SnackbarDuration)

fun showSnackbarMessage(message: StringResource, actionLabel: StringResource?, onDismiss: () -> Unit?, onActionPerformed: () -> Unit?, withDismissAction: Boolean, duration: SnackbarDuration)

suspendRetriever

open override fun suspendRetriever()

suspendRetrieverIf

open fun suspendRetrieverIf(condition: Boolean)

fun upsert()

Method used to insert or update an item