element-ios/RiotSwiftUI/Modules/Spaces/SpaceSelectorBottomSheet/SpaceSelector/SpaceSelectorViewModel.swift

70 lines
2.3 KiB
Swift

//
// Copyright 2021-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only
// Please see LICENSE in the repository root for full details.
//
import Combine
import SwiftUI
typealias SpaceSelectorViewModelType = StateStoreViewModel<SpaceSelectorViewState, SpaceSelectorViewAction>
class SpaceSelectorViewModel: SpaceSelectorViewModelType, SpaceSelectorViewModelProtocol {
// MARK: - Properties
// MARK: Private
private let service: SpaceSelectorServiceProtocol
// MARK: Public
var completion: ((SpaceSelectorViewModelResult) -> Void)?
// MARK: - Setup
static func makeViewModel(service: SpaceSelectorServiceProtocol, showCancel: Bool) -> SpaceSelectorViewModelProtocol {
SpaceSelectorViewModel(service: service, showCancel: showCancel)
}
private init(service: SpaceSelectorServiceProtocol, showCancel: Bool) {
self.service = service
super.init(initialViewState: Self.defaultState(service: service, showCancel: showCancel))
setupObservers()
}
private static func defaultState(service: SpaceSelectorServiceProtocol, showCancel: Bool) -> SpaceSelectorViewState {
let parentName = service.parentSpaceNameSubject.value
return SpaceSelectorViewState(items: service.spaceListSubject.value,
selectedSpaceId: service.selectedSpaceId,
navigationTitle: parentName ?? VectorL10n.spaceSelectorTitle,
showCancel: showCancel)
}
private func setupObservers() {
service.spaceListSubject.sink { [weak self] spaceList in
self?.state.items = spaceList
}
.store(in: &cancellables)
}
// MARK: - Public
override func process(viewAction: SpaceSelectorViewAction) {
switch viewAction {
case .cancel:
completion?(.cancel)
case .spaceSelected(let item):
if item.id == SpaceSelectorConstants.homeSpaceId {
completion?(.homeSelected)
} else {
completion?(.spaceSelected(item))
}
case .spaceDisclosure(let item):
completion?(.spaceDisclosure(item))
case .createSpace:
completion?(.createSpace)
}
}
}