refactor: move BuilderEventView to it's own file

damus/Views/EventView.swift

@@ -56,71 +56,6 @@ func eventviewsize_to_font(_ size: EventViewKind) -> Font {
     }
 }
 
-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)) {
-                    EventView(damus: damus, event: event, show_friend_icon: true, size: .small, embedded: true)
-                }.buttonStyle(.plain)
-            } else {
-                ProgressView().padding()
-            }
-        }
-        .frame(minWidth: 0, maxWidth: .infinity)
-        .border(Color.gray.opacity(0.2), width: 1)
-        .cornerRadius(2)
-        .onAppear {
-            self.load()
-        }
-    }
-}
-
 struct EventView: View {
     let event: NostrEvent
     let highlight: Highlight