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Fix compiler error in tutorial. (#2331)
* Fix compiler error in tutorial. * wip
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85 changes: 45 additions & 40 deletions
85
...tTheComposableArchitecture/02-Navigation/02-MultipleDestinations/02-02-02-code-0014.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,53 @@ | ||
| struct ContentView: View { | ||
| let store: StoreOf<ContactsFeature> | ||
| struct ContactsFeature: Reducer { | ||
| struct State: Equatable { | ||
| var contacts: IdentifiedArrayOf<Contact> = [] | ||
| @PresentationState var destination: Destination.State? | ||
| } | ||
| enum Action: Equatable { | ||
| case addButtonTapped | ||
| case deleteButtonTapped(id: Contact.ID) | ||
| case destination(PresentationAction<Destination.Action>) | ||
| enum Alert: Equatable { | ||
| case confirmDeletion(id: Contact.ID) | ||
| } | ||
| } | ||
| var body: some ReducerOf<Self> { | ||
| Reduce { state, action in | ||
| switch action { | ||
| case .addButtonTapped: | ||
| state.destination = .addContact( | ||
| AddContactFeature.State( | ||
| contact: Contact(id: UUID(), name: "") | ||
| ) | ||
| ) | ||
| return .none | ||
|
|
||
| var body: some View { | ||
| NavigationStack { | ||
| WithViewStore(self.store, observe: \.contacts) { viewStore in | ||
| List { | ||
| ForEach(viewStore.state) { contact in | ||
| HStack { | ||
| Text(contact.name) | ||
| Spacer() | ||
| Button { | ||
| viewStore.send(.deleteButtonTapped(id: contact.id)) | ||
| } label: { | ||
| Image(systemName: "trash") | ||
| .foregroundColor(.red) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .navigationTitle("Contacts") | ||
| .toolbar { | ||
| ToolbarItem { | ||
| Button { | ||
| viewStore.send(.addButtonTapped) | ||
| } label: { | ||
| Image(systemName: "plus") | ||
| case let .destination(.presented(.addContact(.delegate(.saveContact(contact))))): | ||
| state.contacts.append(contact) | ||
| return .none | ||
|
|
||
| case let .destination(.presented(.alert(.confirmDeletion(id: id)))): | ||
| state.contacts.remove(id: id) | ||
| return .none | ||
|
|
||
| case .destination: | ||
| return .none | ||
|
|
||
| case let .deleteButtonTapped(id: id): | ||
| state.destination = .alert( | ||
| AlertState { | ||
| TextState("Are you sure?") | ||
| } actions: { | ||
| ButtonState(role: .destructive, action: .confirmDeletion(id: id)) { | ||
| TextState("Delete") | ||
| } | ||
| } | ||
| } | ||
| ) | ||
| return .none | ||
| } | ||
| } | ||
| .sheet( | ||
| store: self.store.scope(state: \.$destination, action: { .destination($0) }), | ||
| state: , | ||
| action: | ||
| ) { addContactStore in | ||
| NavigationStack { | ||
| AddContactView(store: addContactStore) | ||
| } | ||
| .ifLet(\.$destination, action: /Action.destination) { | ||
| Destination() | ||
| } | ||
| .alert( | ||
| store: self.store.scope(state: \.$destination, action: { .destination($0) }), | ||
| state: , | ||
| action: | ||
| ) | ||
| } | ||
| } |
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48 changes: 48 additions & 0 deletions
48
...tTheComposableArchitecture/02-Navigation/02-MultipleDestinations/02-02-02-code-0018.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| struct ContentView: View { | ||
| let store: StoreOf<ContactsFeature> | ||
|
|
||
| var body: some View { | ||
| NavigationStack { | ||
| WithViewStore(self.store, observe: \.contacts) { viewStore in | ||
| List { | ||
| ForEach(viewStore.state) { contact in | ||
| HStack { | ||
| Text(contact.name) | ||
| Spacer() | ||
| Button { | ||
| viewStore.send(.deleteButtonTapped(id: contact.id)) | ||
| } label: { | ||
| Image(systemName: "trash") | ||
| .foregroundColor(.red) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .navigationTitle("Contacts") | ||
| .toolbar { | ||
| ToolbarItem { | ||
| Button { | ||
| viewStore.send(.addButtonTapped) | ||
| } label: { | ||
| Image(systemName: "plus") | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .sheet( | ||
| store: self.store.scope(state: \.$destination, action: { .destination($0) }), | ||
| state: /ContactsFeature.Destination.State.addContact, | ||
| action: ContactsFeature.Destination.Action.addContact | ||
| ) { addContactStore in | ||
| NavigationStack { | ||
| AddContactView(store: addContactStore) | ||
| } | ||
| } | ||
| .alert( | ||
| store: self.store.scope(state: \.$destination, action: { .destination($0) }), | ||
| state: /ContactsFeature.Destination.State.alert, | ||
| action: ContactsFeature.Destination.Action.alert | ||
| ) | ||
| } | ||
| } |
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