oncall-mobile-ios/ntfy/Views/SubscriptionAddView.swift
2022-05-15 20:17:07 -04:00

58 lines
1.9 KiB
Swift

//
// AddSubscriptionView.swift
// ntfy.sh
//
// Created by Andrew Cope on 1/16/22.
//
import SwiftUI
import FirebaseMessaging
struct SubscriptionAddView: View {
@Environment(\.managedObjectContext) var context
@Environment(\.presentationMode) var presentationMode: Binding<PresentationMode>
@State private var topic: String = ""
var body: some View {
VStack {
Form {
Section(
header: Text("Topic name"),
footer: Text("Topics may not be password protected, so choose a name that's not easy to guess. Once subscribed, you can PUT/POST notifications")
) {
TextField("Topic name, e.g. phil_alerts", text: $topic)
.textInputAutocapitalization(.never)
}
}
.navigationBarTitleDisplayMode(.inline)
.toolbar {
ToolbarItem(placement: .navigationBarTrailing) {
Button(action: subscribeAction) {
Text("Subscribe")
}
.disabled(!isTopicValid(topic: sanitizeTopic(topic: topic)))
}
}
}
}
private func sanitizeTopic(topic: String) -> String {
return topic.trimmingCharacters(in: [" "])
}
private func isTopicValid(topic: String) -> Bool {
return !topic.isEmpty && (topic.range(of: "^[-_A-Za-z0-9]{1,64}$", options: .regularExpression, range: nil, locale: nil) != nil)
}
private func subscribeAction() {
print("Subscribing to topic \(topic)")
Messaging.messaging().subscribe(toTopic: topic)
let subscription = Subscription(context: context)
subscription.baseUrl = "https://ntfy.sh"
subscription.topic = topic
try? context.save()
presentationMode.wrappedValue.dismiss()
}
}