From fc8742e8961169e7fe01bab4a76cd36a2ad24ce1 Mon Sep 17 00:00:00 2001
From: Peter Hajas <peter@haj.as>
Date: Tue, 10 May 2022 21:52:29 -0600
Subject: [PATCH] Scroll to message when loading

---
 Kordophone/Shared/ConversationView.swift | 26 ++++++++++++++++--------
 1 file changed, 17 insertions(+), 9 deletions(-)

diff --git a/Kordophone/Shared/ConversationView.swift b/Kordophone/Shared/ConversationView.swift
index c5e3923..f3361ef 100644
--- a/Kordophone/Shared/ConversationView.swift
+++ b/Kordophone/Shared/ConversationView.swift
@@ -7,18 +7,25 @@ struct ConversationView : View {
     var messages: [Message]
     
     var body: some View {
-        ScrollView {
-            LazyVStack {
-                ForEach(messages) { message in
-                    if message.sentByMe {
-                        Spacer()
-                    }
-                    MessageView(message: message)
-                    if !message.sentByMe {
-                        Spacer()
+        ScrollViewReader { proxy in
+            ScrollView {
+                LazyVStack {
+                    ForEach(messages) { message in
+                        if message.sentByMe {
+                            Spacer()
+                        }
+                        MessageView(message: message)
+                            .id(message)
+                        if !message.sentByMe {
+                            Spacer()
+                        }
                     }
                 }
             }
+            .navigationTitle(conversation.effectiveDisplayName)
+            .onChange(of: messages) { newValue in
+                proxy.scrollTo(newValue.last, anchor: .bottom)
+            }
         }
     }
 }
@@ -29,6 +36,7 @@ struct ConversationViewWrapper : View {
     @EnvironmentObject private var connection: Connection
     
     private func refresh() {
+        messages.removeAll()
         Task {
             self.messages = await connection.messages(in: conversation) ?? .init()
         }