Split out the Flashii interaction code into a separate library.

SharpChat/EventStorage/MariaDBEventStorage.cs

@@ -1,4 +1,4 @@
-using MySqlConnector;
+using MySqlConnector;
 using System.Text;
 using System.Text.Json;
 
@@ -10,7 +10,7 @@ namespace SharpChat.EventStorage {
             long id,
             string type,
             string channelName,
-            long senderId,
+            string senderId,
             string senderName,
             ColourInheritable senderColour,
             int senderRank,
@@ -19,8 +19,6 @@ namespace SharpChat.EventStorage {
             object? data = null,
             StoredEventFlags flags = StoredEventFlags.None
         ) {
-            ArgumentNullException.ThrowIfNull(type);
-
             RunCommand(
                 "INSERT INTO `sqc_events` (`event_id`, `event_created`, `event_type`, `event_target`, `event_flags`, `event_data`"
                 + ", `event_sender`, `event_sender_name`, `event_sender_colour`, `event_sender_rank`, `event_sender_nick`, `event_sender_perms`)"
@@ -31,7 +29,7 @@ namespace SharpChat.EventStorage {
                 new MySqlParameter("target", string.IsNullOrWhiteSpace(channelName) ? null : channelName),
                 new MySqlParameter("flags", (byte)flags),
                 new MySqlParameter("data", data == null ? "{}" : JsonSerializer.SerializeToUtf8Bytes(data)),
-                new MySqlParameter("sender", senderId < 1 ? null : senderId),
+                new MySqlParameter("sender", long.TryParse(senderId, out long senderId64) && senderId64 > 0 ? senderId64 : null),
                 new MySqlParameter("sender_name", senderName),
                 new MySqlParameter("sender_colour", senderColour.ToMisuzu()),
                 new MySqlParameter("sender_rank", senderRank),
@@ -72,7 +70,7 @@ namespace SharpChat.EventStorage {
                 reader.GetInt64("event_id"),
                 Encoding.ASCII.GetString((byte[])reader["event_type"]),
                 reader.IsDBNull(reader.GetOrdinal("event_sender")) ? null : new User(
-                    reader.GetInt64("event_sender"),
+                    reader.GetInt64("event_sender").ToString(),
                     reader.IsDBNull(reader.GetOrdinal("event_sender_name")) ? string.Empty : reader.GetString("event_sender_name"),
                     ColourInheritable.FromMisuzu(reader.GetInt32("event_sender_colour")),
                     reader.GetInt32("event_sender_rank"),