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https://github.com/pointfreeco/swift-composable-architecture.git
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5ba7943402
* Internal: rename `Store.{state,stateSubject}`
Both an internal readability win and will make it easier to provide a
public `state` property in the future.
* wip
78 lines
2.7 KiB
Swift
78 lines
2.7 KiB
Swift
import SwiftUI
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extension View {
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/// Displays a legacy alert when then store's state becomes non-`nil`, and dismisses it when it
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/// becomes `nil`.
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///
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/// - Parameters:
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/// - store: A store that is focused on ``PresentationState`` and ``PresentationAction`` for an
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/// alert.
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@available(iOS, introduced: 13, deprecated: 100000, message: "use `View.alert(store:) instead.")
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@available(
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macOS, introduced: 10.15, deprecated: 100000, message: "use `View.alert(store:) instead."
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)
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@available(tvOS, introduced: 13, deprecated: 100000, message: "use `View.alert(store:) instead.")
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@available(
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watchOS, introduced: 6, deprecated: 100000, message: "use `View.alert(store:) instead."
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)
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public func legacyAlert<ButtonAction>(
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store: Store<PresentationState<AlertState<ButtonAction>>, PresentationAction<ButtonAction>>
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) -> some View {
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self.legacyAlert(store: store, state: { $0 }, action: { $0 })
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}
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/// Displays a legacy alert when then store's state becomes non-`nil`, and dismisses it when it
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/// becomes `nil`.
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///
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/// - Parameters:
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/// - store: A store that is focused on ``PresentationState`` and ``PresentationAction`` for an
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/// alert.
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/// - toDestinationState: A transformation to extract alert state from the presentation state.
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/// - fromDestinationAction: A transformation to embed alert actions into the presentation
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/// action.
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@available(
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iOS,
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introduced: 13,
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deprecated: 100000,
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message: "use `View.alert(store:state:action:) instead."
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)
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@available(
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macOS,
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introduced: 10.15,
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deprecated: 100000,
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message: "use `View.alert(store:state:action:) instead."
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)
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@available(
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tvOS,
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introduced: 13,
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deprecated: 100000,
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message: "use `View.alert(store:state:action:) instead."
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)
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@available(
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watchOS,
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introduced: 6,
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deprecated: 100000,
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message: "use `View.alert(store:state:action:) instead."
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)
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public func legacyAlert<State, Action, ButtonAction>(
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store: Store<PresentationState<State>, PresentationAction<Action>>,
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state toDestinationState: @escaping (_ state: State) -> AlertState<ButtonAction>?,
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action fromDestinationAction: @escaping (_ alertAction: ButtonAction) -> Action
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) -> some View {
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self.presentation(
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store: store, state: toDestinationState, action: fromDestinationAction
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) { `self`, $item, _ in
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let alertState = store.withState { $0.wrappedValue.flatMap(toDestinationState) }
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self.alert(item: $item) { _ in
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Alert(alertState!) { action in
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if let action = action {
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store.send(.presented(fromDestinationAction(action)))
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} else {
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store.send(.dismiss)
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}
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}
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}
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}
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}
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}
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