passepartout-apple/Passepartout/Mac/Reusable/TextItem+ViewModel.swift

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//
// TextItem+ViewModel.swift
// Passepartout
//
// Created by Davide De Rosa on 7/2/22.
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// Copyright (c) 2023 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import Foundation
import Combine
extension TextItem {
class ViewModel {
let title: CurrentValueSubject<String, Never>
let state: CurrentValueSubject<State, Never>
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private let action: (() -> Void)?
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var hasAction: Bool {
action != nil
}
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private var subscriptions: Set<AnyCancellable> = []
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init(_ title: String, state: State = .none, action: (() -> Void)? = nil) {
self.title = CurrentValueSubject(title)
self.state = CurrentValueSubject(state)
self.action = action
}
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@objc func representedAction() {
action?()
}
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func subscribeTitle(_ block: @escaping (String) -> Void) {
title
.removeDuplicates()
.sink(receiveValue: block)
.store(in: &subscriptions)
}
func subscribeState(_ block: @escaping (State) -> Void) {
state
.removeDuplicates()
.sink(receiveValue: block)
.store(in: &subscriptions)
}
}
}