From d5cb37ed9cb4c27941c7602db526dffc47689622 Mon Sep 17 00:00:00 2001
From: Dan Ballard <dan@mindstab.net>
Date: Tue, 18 Jan 2022 18:31:10 -0500
Subject: [PATCH] stub of new cache

---
 lib/models/contact.dart      |  3 +--
 lib/models/messagecache.dart | 29 +++++++++++++++++++++++++++--
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/lib/models/contact.dart b/lib/models/contact.dart
index 55076712..5f632df7 100644
--- a/lib/models/contact.dart
+++ b/lib/models/contact.dart
@@ -19,7 +19,6 @@ class ContactInfoState extends ChangeNotifier {
   late int _totalMessages = 0;
   late DateTime _lastMessageTime;
   late Map<String, GlobalKey<MessageRowState>> keys;
-  late List<MessageCache?> messageCache;
   int _newMarker = 0;
   DateTime _newMarkerClearAt = DateTime.now();
 
@@ -198,7 +197,7 @@ class ContactInfoState extends ChangeNotifier {
   }
 
   void updateMessageCache(int conversation, int messageID, DateTime timestamp, String senderHandle, String senderImage, bool isAuto, String data) {
-    this.messageCache.insert(0, MessageCache(MessageMetadata(profileOnion, conversation, messageID, timestamp, senderHandle, senderImage, "", {}, false, false, isAuto), data));
+    this.messageCache.insert(0, MessageInfo(MessageMetadata(profileOnion, conversation, messageID, timestamp, senderHandle, senderImage, "", {}, false, false, isAuto), data));
     this.totalMessages += 1;
   }
 
diff --git a/lib/models/messagecache.dart b/lib/models/messagecache.dart
index f7fb1085..166d2d1f 100644
--- a/lib/models/messagecache.dart
+++ b/lib/models/messagecache.dart
@@ -1,7 +1,32 @@
 import 'message.dart';
 
-class MessageCache {
+class MessageInfo {
   final MessageMetadata metadata;
   final String wrapper;
-  MessageCache(this.metadata, this.wrapper);
+  MessageInfo(this.metadata, this.wrapper);
 }
+
+class MessageCache {
+  late Map<int, MessageInfo> cache;
+  late List<int?> cacheByIndex;
+
+  MessageCache() {
+    this.cache = {};
+    this.cacheByIndex = List.empty(growable: true);
+  }
+
+
+  void addNew(int conversation, int messageID, DateTime timestamp, String senderHandle, String senderImage, bool isAuto, String data) {
+    this.cache[messageID] = MessageInfo(MessageMetadata(profileOnion, conversation, messageID, timestamp, senderHandle, senderImage, "", {}, false, false, isAuto), data);
+    this.cacheByIndex.insert(0, messageID);
+  }
+
+  void bumpMessageCache() {
+    this.messageCache.insert(0, null);
+    this.totalMessages += 1;
+  }
+
+  void ackCache(int messageID) {
+    cache[messageID]?.metadata.ackd = true;
+  }
+}
\ No newline at end of file