Files
damus/damus/Views/Events/BuilderEventView.swift
William Casarin 8df5bf04ae refactor: Break EventView into 3 separate views
SelectedEventView
EmbeddedEventView
EventView
2023-01-23 12:13:58 -08:00

82 lines
2.1 KiB
Swift

//
// BuilderEventView.swift
// damus
//
// Created by William Casarin on 2023-01-23.
//
import SwiftUI
struct BuilderEventView: View {
let damus: DamusState
let event_id: String
@State var event: NostrEvent?
@State var subscription_uuid: String = UUID().description
func unsubscribe() {
damus.pool.unsubscribe(sub_id: subscription_uuid)
}
func subscribe(filters: [NostrFilter]) {
damus.pool.register_handler(sub_id: subscription_uuid, handler: handle_event)
damus.pool.send(.subscribe(.init(filters: filters, sub_id: subscription_uuid)))
}
func handle_event(relay_id: String, ev: NostrConnectionEvent) {
guard case .nostr_event(let nostr_response) = ev else {
return
}
guard case .event(let id, let nostr_event) = nostr_response else {
return
}
// Is current event
if id == subscription_uuid {
if event != nil {
return
}
event = nostr_event
unsubscribe()
}
}
func load() {
subscribe(filters: [
NostrFilter(
ids: [self.event_id],
limit: 1
)
])
}
var body: some View {
VStack {
if let event = event {
let ev = event.inner_event ?? event
NavigationLink(destination: BuildThreadV2View(damus: damus, event_id: ev.id)) {
EmbeddedEventView(damus_state: damus, event: event)
.padding(8)
}.buttonStyle(.plain)
} else {
ProgressView().padding()
}
}
.frame(minWidth: 0, maxWidth: .infinity)
.cornerRadius(8)
.border(Color.gray.opacity(0.2), width: 1)
.onAppear {
self.load()
}
}
}
struct BuilderEventView_Previews: PreviewProvider {
static var previews: some View {
BuilderEventView(damus: test_damus_state(), event_id: "536bee9e83c818e3b82c101935128ae27a0d4290039aaf253efe5f09232c1962")
}
}