Files
damus/damus/Views/Relays/RelayConfigView.swift
2023-02-10 11:28:30 -08:00

115 lines
3.6 KiB
Swift

//
// RelayConfigView.swift
// damus
//
// Created by William Casarin on 2023-01-30.
//
import SwiftUI
struct RelayConfigView: View {
let state: DamusState
@State var new_relay: String = ""
@State var show_add_relay: Bool = false
@State var relays: [RelayDescriptor]
@Environment(\.dismiss) var dismiss
init(state: DamusState) {
self.state = state
_relays = State(initialValue: state.pool.descriptors)
}
var recommended: [RelayDescriptor] {
let rs: [RelayDescriptor] = []
return BOOTSTRAP_RELAYS.reduce(into: rs) { (xs, x) in
if let _ = state.pool.get_relay(x) {
} else {
xs.append(RelayDescriptor(url: URL(string: x)!, info: .rw))
}
}
}
var body: some View {
MainContent
.onReceive(handle_notify(.relays_changed)) { _ in
self.relays = state.pool.descriptors
}
.onReceive(handle_notify(.switched_timeline)) { _ in
dismiss()
}
.sheet(isPresented: $show_add_relay) {
AddRelayView(show_add_relay: $show_add_relay, relay: $new_relay) { m_relay in
guard var relay = m_relay else {
return
}
if relay.starts(with: "wss://") == false && relay.starts(with: "ws://") == false {
relay = "wss://" + relay
}
guard let url = URL(string: relay) else {
return
}
guard let ev = state.contacts.event else {
return
}
guard let privkey = state.keypair.privkey else {
return
}
let info = RelayInfo.rw
guard (try? state.pool.add_relay(url, info: info)) != nil else {
return
}
state.pool.connect(to: [relay])
guard let new_ev = add_relay(ev: ev, privkey: privkey, current_relays: state.pool.descriptors, relay: relay, info: info) else {
return
}
process_contact_event(state: state, ev: ev)
state.pool.send(.event(new_ev))
}
}
}
var MainContent: some View {
Form {
Section {
List(Array(relays), id: \.url) { relay in
RelayView(state: state, relay: relay.url.absoluteString)
}
} header: {
HStack {
Text("Relays", comment: "Header text for relay server list for configuration.")
Spacer()
Button(action: { show_add_relay = true }) {
Image(systemName: "plus")
.foregroundColor(.accentColor)
}
}
}
if recommended.count > 0 {
Section(NSLocalizedString("Recommended Relays", comment: "Section title for recommend relay servers that could be added as part of configuration")) {
List(recommended, id: \.url) { r in
RecommendedRelayView(damus: state, relay: r.url.absoluteString)
}
}
}
}
}
}
struct RelayConfigView_Previews: PreviewProvider {
static var previews: some View {
RelayConfigView(state: test_damus_state())
}
}