Deleted currently unused file

Feature/ModLogs/MessageCache.cs

@@ -1,110 +0,0 @@
-using Discord.WebSocket;
-using Newtonsoft.Json.Linq;
-using Noikoio.RegexBot.ConfigItem;
-using Npgsql;
-using NpgsqlTypes;
-using System.Threading.Tasks;
-
-namespace Noikoio.RegexBot.Feature.DBCache
-{
-    /// <summary>
-    /// Caches information regarding all incoming messages.
-    /// The function of this feature should be transparent to the user, and thus no configuration is needed.
-    /// </summary>
-    class MessageCache : BotFeature
-    {
-        // TODO Something that clears expired cache items
-        private readonly DatabaseConfig _db;
-
-        public override string Name => nameof(MessageCache);
-
-        public MessageCache(DiscordSocketClient client) : base(client)
-        {
-            _db = RegexBot.Config.Database;
-
-            if (_db.Enabled)
-            {
-                CreateCacheTables();
-
-                client.MessageReceived += Client_MessageReceived;
-                //client.MessageUpdated += Client_MessageUpdated;
-            }
-            else
-            {
-                Log("No database storage available.").Wait();
-            }
-        }
-
-        #region Table setup
-        const string TableMessage = "cache_messages";
-        
-        public override Task<object> ProcessConfiguration(JToken configSection) => Task.FromResult<object>(null);
-
-        #region Event handling
-        // A new message has been created
-        private async Task Client_MessageReceived(SocketMessage arg)
-        {
-            await Task.Run(() => CacheMessage(arg));
-        }
-        
-        //private Task Client_MessageUpdated(Discord.Cacheable<Discord.IMessage, ulong> arg1, SocketMessage arg2, ISocketMessageChannel arg3)
-        /*
-         * Edited messages seem to retain their ID. This is a problem.
-         * The point of this message cache was to have another feature be able to relay
-         * both the previous and current message at once.
-         * For now: Do nothing on updated messages.
-        */
-        #endregion
-
-        private void CreateCacheTables()
-        {
-            using (var db = _db.GetOpenConnectionAsync().GetAwaiter().GetResult())
-            {
-                using (var c = db.CreateCommand())
-                {
-                    c.CommandText = "CREATE TABLE IF NOT EXISTS " + TableMessage + " ("
-                        + "message_id bigint primary key, "
-                        + "author_id bigint not null, "
-                        + "guild_id bigint not null, "
-                        + "channel_id bigint not null, " // channel cache later? something to think about...
-                        + "created_ts timestamptz not null, "
-                        + "edited_ts timestamptz null, "
-                        + "message text not null, "
-                        + $"FOREIGN KEY (author_id, guild_id) references {EntityCache.Sql.TableUser} (user_id, guild_id)"
-                        + ")";
-                    // TODO figure out how to store message edits
-                    c.ExecuteNonQuery();
-                }
-            }
-        }
-        #endregion
-
-        private async Task CacheMessage(SocketMessage msg)
-        {
-            try
-            {
-                using (var db = await _db.GetOpenConnectionAsync())
-                {
-                    using (var c = db.CreateCommand())
-                    {
-                        c.CommandText = "INSERT INTO " + TableMessage
-                            + " (message_id, author_id, guild_id, channel_id, created_ts, message) VALUES "
-                            + "(@MessageId, @UserId, @GuildId, @ChannelId, @Date, @Message)";
-                        c.Parameters.Add("@MessageId", NpgsqlDbType.Bigint).Value = msg.Id;
-                        c.Parameters.Add("@UserId", NpgsqlDbType.Bigint).Value = msg.Author.Id;
-                        c.Parameters.Add("@GuildId", NpgsqlDbType.Bigint).Value = ((SocketGuildUser)msg.Author).Guild.Id;
-                        c.Parameters.Add("@ChannelId", NpgsqlDbType.Bigint).Value = msg.Channel.Id;
-                        c.Parameters.Add("@Date", NpgsqlDbType.TimestampTZ).Value = msg.Timestamp;
-                        c.Parameters.Add("@Message", NpgsqlDbType.Text).Value = msg.Content;
-                        c.Prepare();
-                        await c.ExecuteNonQueryAsync();
-                    }
-                }
-            }
-            catch (NpgsqlException ex)
-            {
-                await Log($"SQL error in {nameof(CacheMessage)}: " + ex.Message);
-            }
-        }
-    }
-}