chatroom

Signed-off-by: William Casarin <jb55@jb55.com>

damus/Views/ChatView.swift

@@ -0,0 +1,151 @@
+//
+//  ChatView.swift
+//  damus
+//
+//  Created by William Casarin on 2022-04-19.
+//
+
+import SwiftUI
+
+struct ChatView: View {
+    let event: NostrEvent
+    let prev_ev: NostrEvent?
+    let next_ev: NostrEvent?
+
+    @EnvironmentObject var profiles: Profiles
+    @EnvironmentObject var thread: ThreadModel
+    
+    var just_started: Bool {
+        return prev_ev == nil || prev_ev!.pubkey != event.pubkey
+    }
+    
+    var is_active: Bool {
+        thread.event.id == event.id
+    }
+    
+    func prev_reply_is_same() -> String? {
+        if let prev = prev_ev {
+            if let prev_reply_id = thread.replies.lookup(prev.id) {
+                if let cur_reply_id = thread.replies.lookup(event.id) {
+                    if prev_reply_id != cur_reply_id {
+                        return cur_reply_id
+                    }
+                }
+            }
+        }
+        return nil
+    }
+    
+    func reply_is_new() -> String? {
+        guard let prev = self.prev_ev else {
+            // if they are both null they are the same?
+            return nil
+        }
+        
+        if thread.replies.lookup(prev.id) != thread.replies.lookup(event.id) {
+            return prev.id
+        }
+        
+        return nil
+    }
+    
+    var ReplyDescription: some View {
+        Text("\(reply_desc(profiles: profiles, event: event))")
+            .font(.footnote)
+            .foregroundColor(.gray)
+            .frame(maxWidth: .infinity, alignment: .leading)
+    }
+    
+    var body: some View {
+        let profile = profiles.lookup(id: event.pubkey)
+        HStack {
+            VStack {
+                if is_active || just_started {
+                    ProfilePicView(picture: profile?.picture, size: 32, highlight: is_active ? .main : .none)
+                }
+                /*
+                if just_started {
+                    ProfilePicView(picture: profile?.picture, size: 32, highlight: thread.event.id == event.id ? .main : .none)
+                } else {
+                    Text("\(format_relative_time(event.created_at))")
+                        .font(.footnote)
+                        .foregroundColor(.gray.opacity(0.5))
+                }
+                 */
+
+                Spacer()
+            }
+            .frame(maxWidth: 32)
+
+            VStack {
+                if just_started {
+                    HStack {
+                            ProfileName(pubkey: event.pubkey, profile: profile)
+                            Text("\(format_relative_time(event.created_at))")
+                                .foregroundColor(.gray)
+                            Spacer()
+                    }
+                }
+            
+                if let ref_id = thread.replies.lookup(event.id) {
+                    ReplyQuoteView(quoter: event, event_id: ref_id)
+                        .environmentObject(thread)
+                        .environmentObject(profiles)
+                    ReplyDescription
+                }
+
+                Text(event.content)
+                    .frame(maxWidth: .infinity, alignment: .leading)
+                    .textSelection(.enabled)
+                
+                if next_ev == nil || next_ev!.pubkey != event.pubkey {
+                    EventActionBar(event: event)
+                        .environmentObject(profiles)
+                }
+
+                Spacer()
+            }
+            .padding([.leading], 2)
+            //.border(Color.red)
+        }
+        .contentShape(Rectangle())
+        .id(event.id)
+        .frame(minHeight: just_started ? PFP_SIZE : 0)
+        .padding([.bottom], next_ev == nil ? 4 : 0)
+        .onTapGesture {
+            if is_active {
+                convert_to_thread()
+            } else {
+                thread.event = event
+            }
+        }
+        //.border(Color.green)
+        
+    }
+    
+    @Environment(\.presentationMode) var presmode
+    
+    func dismiss() {
+        presmode.wrappedValue.dismiss()
+    }
+    
+    func convert_to_thread() {
+        NotificationCenter.default.post(name: .convert_to_thread, object: nil)
+    }
+}
+
+extension Notification.Name {
+    static var convert_to_thread: Notification.Name {
+        return Notification.Name("convert_to_thread")
+    }
+}
+
+
+/*
+struct ChatView_Previews: PreviewProvider {
+    static var previews: some View {
+        ChatView()
+    }
+}
+
+*/