mirror of
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Add utilities to simplify working with SQLite
This commit is contained in:
chylex
parent
b9899922e0
commit
6f1149ad5e
@ -26,7 +26,7 @@ namespace DHT.Server.Database.Sqlite {
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public async Task<bool> Setup(Func<Task<bool>> checkCanUpgradeSchemas) {
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Execute(@"CREATE TABLE IF NOT EXISTS metadata (key TEXT PRIMARY KEY, value TEXT)");
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var dbVersionStr = Sql("SELECT value FROM metadata WHERE key = 'version'").ExecuteScalar();
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var dbVersionStr = conn.SelectScalar("SELECT value FROM metadata WHERE key = 'version'");
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if (dbVersionStr == null) {
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InitializeSchemas();
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}
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@ -43,13 +43,14 @@ namespace DHT.Server.Database.Sqlite {
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public void AddServer(Data.Server server) {
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using var cmd = conn.Upsert("servers", new[] {
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"id", "name", "type"
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("id", SqliteType.Integer),
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("name", SqliteType.Text),
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("type", SqliteType.Text)
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});
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var serverParams = cmd.Parameters;
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serverParams.AddAndSet(":id", server.Id);
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serverParams.AddAndSet(":name", server.Name);
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serverParams.AddAndSet(":type", ServerTypes.ToString(server.Type));
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cmd.Set(":id", server.Id);
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cmd.Set(":name", server.Name);
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cmd.Set(":type", ServerTypes.ToString(server.Type));
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cmd.ExecuteNonQuery();
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UpdateServerStatistics();
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}
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@ -62,7 +63,7 @@ namespace DHT.Server.Database.Sqlite {
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while (reader.Read()) {
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list.Add(new Data.Server {
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Id = (ulong) reader.GetInt64(0),
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Id = reader.GetUint64(0),
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Name = reader.GetString(1),
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Type = ServerTypes.FromString(reader.GetString(2))
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});
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@ -73,17 +74,22 @@ namespace DHT.Server.Database.Sqlite {
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public void AddChannel(Channel channel) {
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using var cmd = conn.Upsert("channels", new[] {
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"id", "server", "name", "parent_id", "position", "topic", "nsfw"
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("id", SqliteType.Integer),
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("server", SqliteType.Integer),
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("name", SqliteType.Text),
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("parent_id", SqliteType.Integer),
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("position", SqliteType.Integer),
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("topic", SqliteType.Text),
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("nsfw", SqliteType.Integer)
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});
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var channelParams = cmd.Parameters;
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channelParams.AddAndSet(":id", channel.Id);
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channelParams.AddAndSet(":server", channel.Server);
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channelParams.AddAndSet(":name", channel.Name);
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channelParams.AddAndSet(":parent_id", channel.ParentId);
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channelParams.AddAndSet(":position", channel.Position);
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channelParams.AddAndSet(":topic", channel.Topic);
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channelParams.AddAndSet(":nsfw", channel.Nsfw);
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cmd.Set(":id", channel.Id);
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cmd.Set(":server", channel.Server);
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cmd.Set(":name", channel.Name);
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cmd.Set(":parent_id", channel.ParentId);
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cmd.Set(":position", channel.Position);
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cmd.Set(":topic", channel.Topic);
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cmd.Set(":nsfw", channel.Nsfw);
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cmd.ExecuteNonQuery();
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UpdateChannelStatistics();
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}
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@ -96,10 +102,10 @@ namespace DHT.Server.Database.Sqlite {
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while (reader.Read()) {
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list.Add(new Channel {
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Id = (ulong) reader.GetInt64(0),
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Server = (ulong) reader.GetInt64(1),
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Id = reader.GetUint64(0),
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Server = reader.GetUint64(1),
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Name = reader.GetString(2),
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ParentId = reader.IsDBNull(3) ? null : (ulong) reader.GetInt64(3),
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ParentId = reader.IsDBNull(3) ? null : reader.GetUint64(3),
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Position = reader.IsDBNull(4) ? null : reader.GetInt32(4),
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Topic = reader.IsDBNull(5) ? null : reader.GetString(5),
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Nsfw = reader.IsDBNull(6) ? null : reader.GetBoolean(6)
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@ -112,20 +118,17 @@ namespace DHT.Server.Database.Sqlite {
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public void AddUsers(User[] users) {
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using var tx = conn.BeginTransaction();
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using var cmd = conn.Upsert("users", new[] {
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"id", "name", "avatar_url", "discriminator"
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("id", SqliteType.Integer),
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("name", SqliteType.Text),
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("avatar_url", SqliteType.Text),
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("discriminator", SqliteType.Text)
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});
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var userParams = cmd.Parameters;
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userParams.Add(":id", SqliteType.Integer);
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userParams.Add(":name", SqliteType.Text);
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userParams.Add(":avatar_url", SqliteType.Text);
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userParams.Add(":discriminator", SqliteType.Text);
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foreach (var user in users) {
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userParams.Set(":id", user.Id);
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userParams.Set(":name", user.Name);
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userParams.Set(":avatar_url", user.AvatarUrl);
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userParams.Set(":discriminator", user.Discriminator);
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cmd.Set(":id", user.Id);
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cmd.Set(":name", user.Name);
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cmd.Set(":avatar_url", user.AvatarUrl);
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cmd.Set(":discriminator", user.Discriminator);
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cmd.ExecuteNonQuery();
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}
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@ -141,7 +144,7 @@ namespace DHT.Server.Database.Sqlite {
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while (reader.Read()) {
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list.Add(new User {
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Id = (ulong) reader.GetInt64(0),
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Id = reader.GetUint64(0),
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Name = reader.GetString(1),
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AvatarUrl = reader.IsDBNull(2) ? null : reader.GetString(2),
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Discriminator = reader.IsDBNull(3) ? null : reader.GetString(3)
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@ -153,110 +156,91 @@ namespace DHT.Server.Database.Sqlite {
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public void AddMessages(Message[] messages) {
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using var tx = conn.BeginTransaction();
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using var messageCmd = conn.Upsert("messages", new[] {
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"message_id", "sender_id", "channel_id", "text", "timestamp", "edit_timestamp", "replied_to_id"
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("message_id", SqliteType.Integer),
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("sender_id", SqliteType.Integer),
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("channel_id", SqliteType.Integer),
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("text", SqliteType.Text),
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("timestamp", SqliteType.Integer),
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("edit_timestamp", SqliteType.Integer),
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("replied_to_id", SqliteType.Integer)
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});
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using var deleteAttachmentsCmd = conn.Command("DELETE FROM attachments WHERE message_id = :message_id");
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using var deleteAttachmentsCmd = conn.Delete("attachments", ("message_id", SqliteType.Integer));
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using var deleteEmbedsCmd = conn.Delete("embeds", ("message_id", SqliteType.Integer));
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using var deleteReactionsCmd = conn.Delete("reactions", ("message_id", SqliteType.Integer));
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using var attachmentCmd = conn.Insert("attachments", new[] {
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"message_id", "attachment_id", "name", "type", "url", "size"
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("message_id", SqliteType.Integer),
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("attachment_id", SqliteType.Integer),
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("name", SqliteType.Text),
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("type", SqliteType.Text),
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("url", SqliteType.Text),
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("size", SqliteType.Integer)
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});
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using var deleteEmbedsCmd = conn.Command("DELETE FROM embeds WHERE message_id = :message_id");
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using var embedCmd = conn.Insert("embeds", new[] {
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"message_id", "json"
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("message_id", SqliteType.Integer),
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("json", SqliteType.Text)
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});
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using var deleteReactionsCmd = conn.Command("DELETE FROM reactions WHERE message_id = :message_id");
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using var reactionCmd = conn.Insert("reactions", new[] {
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"message_id", "emoji_id", "emoji_name", "emoji_flags", "count"
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("message_id", SqliteType.Integer),
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("emoji_id", SqliteType.Integer),
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("emoji_name", SqliteType.Text),
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("emoji_flags", SqliteType.Integer),
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("count", SqliteType.Integer)
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});
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var messageParams = messageCmd.Parameters;
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messageParams.Add(":message_id", SqliteType.Integer);
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messageParams.Add(":sender_id", SqliteType.Integer);
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messageParams.Add(":channel_id", SqliteType.Integer);
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messageParams.Add(":text", SqliteType.Text);
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messageParams.Add(":timestamp", SqliteType.Integer);
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messageParams.Add(":edit_timestamp", SqliteType.Integer);
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messageParams.Add(":replied_to_id", SqliteType.Integer);
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var deleteAttachmentsParams = deleteAttachmentsCmd.Parameters;
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deleteAttachmentsParams.Add(":message_id", SqliteType.Integer);
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var attachmentParams = attachmentCmd.Parameters;
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attachmentParams.Add(":message_id", SqliteType.Integer);
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attachmentParams.Add(":attachment_id", SqliteType.Integer);
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attachmentParams.Add(":name", SqliteType.Text);
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attachmentParams.Add(":type", SqliteType.Text);
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attachmentParams.Add(":url", SqliteType.Text);
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attachmentParams.Add(":size", SqliteType.Integer);
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var deleteEmbedsParams = deleteEmbedsCmd.Parameters;
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deleteEmbedsParams.Add(":message_id", SqliteType.Integer);
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var embedParams = embedCmd.Parameters;
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embedParams.Add(":message_id", SqliteType.Integer);
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embedParams.Add(":json", SqliteType.Text);
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var deleteReactionsParams = deleteReactionsCmd.Parameters;
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deleteReactionsParams.Add(":message_id", SqliteType.Integer);
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var reactionParams = reactionCmd.Parameters;
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reactionParams.Add(":message_id", SqliteType.Integer);
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reactionParams.Add(":emoji_id", SqliteType.Integer);
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reactionParams.Add(":emoji_name", SqliteType.Text);
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reactionParams.Add(":emoji_flags", SqliteType.Integer);
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reactionParams.Add(":count", SqliteType.Integer);
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foreach (var message in messages) {
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object messageId = message.Id;
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messageParams.Set(":message_id", messageId);
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messageParams.Set(":sender_id", message.Sender);
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messageParams.Set(":channel_id", message.Channel);
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messageParams.Set(":text", message.Text);
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messageParams.Set(":timestamp", message.Timestamp);
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messageParams.Set(":edit_timestamp", message.EditTimestamp);
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messageParams.Set(":replied_to_id", message.RepliedToId);
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messageCmd.Set(":message_id", messageId);
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messageCmd.Set(":sender_id", message.Sender);
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messageCmd.Set(":channel_id", message.Channel);
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messageCmd.Set(":text", message.Text);
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messageCmd.Set(":timestamp", message.Timestamp);
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messageCmd.Set(":edit_timestamp", message.EditTimestamp);
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messageCmd.Set(":replied_to_id", message.RepliedToId);
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messageCmd.ExecuteNonQuery();
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deleteAttachmentsParams.Set(":message_id", messageId);
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deleteAttachmentsCmd.Set(":message_id", messageId);
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deleteAttachmentsCmd.ExecuteNonQuery();
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deleteEmbedsParams.Set(":message_id", messageId);
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deleteEmbedsCmd.Set(":message_id", messageId);
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deleteEmbedsCmd.ExecuteNonQuery();
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deleteReactionsParams.Set(":message_id", messageId);
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deleteReactionsCmd.Set(":message_id", messageId);
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deleteReactionsCmd.ExecuteNonQuery();
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if (!message.Attachments.IsEmpty) {
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foreach (var attachment in message.Attachments) {
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attachmentParams.Set(":message_id", messageId);
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attachmentParams.Set(":attachment_id", attachment.Id);
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attachmentParams.Set(":name", attachment.Name);
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attachmentParams.Set(":type", attachment.Type);
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attachmentParams.Set(":url", attachment.Url);
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attachmentParams.Set(":size", attachment.Size);
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attachmentCmd.Set(":message_id", messageId);
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attachmentCmd.Set(":attachment_id", attachment.Id);
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attachmentCmd.Set(":name", attachment.Name);
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attachmentCmd.Set(":type", attachment.Type);
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attachmentCmd.Set(":url", attachment.Url);
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attachmentCmd.Set(":size", attachment.Size);
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attachmentCmd.ExecuteNonQuery();
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}
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}
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if (!message.Embeds.IsEmpty) {
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foreach (var embed in message.Embeds) {
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embedParams.Set(":message_id", messageId);
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embedParams.Set(":json", embed.Json);
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embedCmd.Set(":message_id", messageId);
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embedCmd.Set(":json", embed.Json);
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embedCmd.ExecuteNonQuery();
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}
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}
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if (!message.Reactions.IsEmpty) {
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foreach (var reaction in message.Reactions) {
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reactionParams.Set(":message_id", messageId);
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reactionParams.Set(":emoji_id", reaction.EmojiId);
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reactionParams.Set(":emoji_name", reaction.EmojiName);
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reactionParams.Set(":emoji_flags", (int) reaction.EmojiFlags);
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reactionParams.Set(":count", reaction.Count);
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reactionCmd.Set(":message_id", messageId);
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reactionCmd.Set(":emoji_id", reaction.EmojiId);
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reactionCmd.Set(":emoji_name", reaction.EmojiName);
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reactionCmd.Set(":emoji_flags", (int) reaction.EmojiFlags);
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reactionCmd.Set(":count", reaction.Count);
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reactionCmd.ExecuteNonQuery();
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}
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}
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@ -284,16 +268,16 @@ namespace DHT.Server.Database.Sqlite {
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using var reader = cmd.ExecuteReader();
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while (reader.Read()) {
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ulong id = (ulong) reader.GetInt64(0);
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ulong id = reader.GetUint64(0);
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list.Add(new Message {
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Id = id,
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Sender = (ulong) reader.GetInt64(1),
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Channel = (ulong) reader.GetInt64(2),
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Sender = reader.GetUint64(1),
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Channel = reader.GetUint64(2),
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Text = reader.GetString(3),
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Timestamp = reader.GetInt64(4),
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EditTimestamp = reader.IsDBNull(5) ? null : reader.GetInt64(5),
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RepliedToId = reader.IsDBNull(6) ? null : (ulong) reader.GetInt64(6),
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RepliedToId = reader.IsDBNull(6) ? null : reader.GetUint64(6),
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Attachments = attachments.GetListOrNull(id)?.ToImmutableArray() ?? ImmutableArray<Attachment>.Empty,
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Embeds = embeds.GetListOrNull(id)?.ToImmutableArray() ?? ImmutableArray<Embed>.Empty,
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Reactions = reactions.GetListOrNull(id)?.ToImmutableArray() ?? ImmutableArray<Reaction>.Empty
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@ -328,14 +312,14 @@ namespace DHT.Server.Database.Sqlite {
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using var reader = cmd.ExecuteReader();
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while (reader.Read()) {
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ulong messageId = (ulong) reader.GetInt64(0);
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ulong messageId = reader.GetUint64(0);
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dict.Add(messageId, new Attachment {
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Id = (ulong) reader.GetInt64(1),
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Id = reader.GetUint64(1),
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Name = reader.GetString(2),
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Type = reader.IsDBNull(3) ? null : reader.GetString(3),
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Url = reader.GetString(4),
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Size = (ulong) reader.GetInt64(5)
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Size = reader.GetUint64(5)
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});
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}
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@ -349,7 +333,7 @@ namespace DHT.Server.Database.Sqlite {
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using var reader = cmd.ExecuteReader();
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while (reader.Read()) {
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ulong messageId = (ulong) reader.GetInt64(0);
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ulong messageId = reader.GetUint64(0);
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dict.Add(messageId, new Embed {
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Json = reader.GetString(1)
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@ -366,10 +350,10 @@ namespace DHT.Server.Database.Sqlite {
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using var reader = cmd.ExecuteReader();
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while (reader.Read()) {
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ulong messageId = (ulong) reader.GetInt64(0);
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ulong messageId = reader.GetUint64(0);
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dict.Add(messageId, new Reaction {
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EmojiId = reader.IsDBNull(1) ? null : (ulong) reader.GetInt64(1),
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EmojiId = reader.IsDBNull(1) ? null : reader.GetUint64(1),
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EmojiName = reader.IsDBNull(2) ? null : reader.GetString(2),
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EmojiFlags = (EmojiFlags) reader.GetInt16(3),
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Count = reader.GetInt32(4)
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@ -380,23 +364,19 @@ namespace DHT.Server.Database.Sqlite {
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}
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private void UpdateServerStatistics() {
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using var cmd = conn.Command("SELECT COUNT(*) FROM servers");
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Statistics.TotalServers = cmd.ExecuteScalar() as long? ?? 0;
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Statistics.TotalServers = conn.SelectScalar("SELECT COUNT(*) FROM servers") as long? ?? 0;
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}
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private void UpdateChannelStatistics() {
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using var cmd = conn.Command("SELECT COUNT(*) FROM channels");
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Statistics.TotalChannels = cmd.ExecuteScalar() as long? ?? 0;
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Statistics.TotalChannels = conn.SelectScalar("SELECT COUNT(*) FROM channels") as long? ?? 0;
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}
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private void UpdateUserStatistics() {
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using var cmd = conn.Command("SELECT COUNT(*) FROM users");
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Statistics.TotalUsers = cmd.ExecuteScalar() as long? ?? 0;
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Statistics.TotalUsers = conn.SelectScalar("SELECT COUNT(*) FROM users") as long? ?? 0;
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}
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private void UpdateMessageStatistics() {
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using var cmd = conn.Command("SELECT COUNT(*) FROM messages");
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Statistics.TotalMessages = cmd.ExecuteScalar() as long? ?? 0L;
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Statistics.TotalMessages = conn.SelectScalar("SELECT COUNT(*) FROM messages") as long? ?? 0L;
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}
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}
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}
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@ -10,31 +10,54 @@ namespace DHT.Server.Database.Sqlite {
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return cmd;
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}
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public static SqliteCommand Insert(this SqliteConnection conn, string tableName, string[] columns) {
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string columnNames = string.Join(',', columns);
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string columnParams = string.Join(',', columns.Select(static c => ':' + c));
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return conn.Command("INSERT INTO " + tableName + " (" + columnNames + ")" +
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"VALUES (" + columnParams + ")");
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public static object? SelectScalar(this SqliteConnection conn, string sql) {
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using var cmd = conn.Command(sql);
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return cmd.ExecuteScalar();
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}
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public static SqliteCommand Upsert(this SqliteConnection conn, string tableName, string[] columns) {
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string columnNames = string.Join(',', columns);
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string columnParams = string.Join(',', columns.Select(static c => ':' + c));
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string columnUpdates = string.Join(',', columns.Skip(1).Select(static c => c + " = excluded." + c));
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public static SqliteCommand Insert(this SqliteConnection conn, string tableName, (string Name, SqliteType Type)[] columns) {
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string columnNames = string.Join(',', columns.Select(static c => c.Name));
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string columnParams = string.Join(',', columns.Select(static c => ':' + c.Name));
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return conn.Command("INSERT INTO " + tableName + " (" + columnNames + ")" +
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"VALUES (" + columnParams + ")" +
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"ON CONFLICT (" + columns[0] + ")" +
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"DO UPDATE SET " + columnUpdates);
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var cmd = conn.Command("INSERT INTO " + tableName + " (" + columnNames + ")" +
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"VALUES (" + columnParams + ")");
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|
||||
CreateParameters(cmd, columns);
|
||||
return cmd;
|
||||
}
|
||||
|
||||
public static void AddAndSet(this SqliteParameterCollection parameters, string key, object? value) {
|
||||
parameters.AddWithValue(key, value ?? DBNull.Value);
|
||||
public static SqliteCommand Upsert(this SqliteConnection conn, string tableName, (string Name, SqliteType Type)[] columns) {
|
||||
string columnNames = string.Join(',', columns.Select(static c => c.Name));
|
||||
string columnParams = string.Join(',', columns.Select(static c => ':' + c.Name));
|
||||
string columnUpdates = string.Join(',', columns.Skip(1).Select(static c => c.Name + " = excluded." + c.Name));
|
||||
|
||||
var cmd = conn.Command("INSERT INTO " + tableName + " (" + columnNames + ")" +
|
||||
"VALUES (" + columnParams + ")" +
|
||||
"ON CONFLICT (" + columns[0].Name + ")" +
|
||||
"DO UPDATE SET " + columnUpdates);
|
||||
|
||||
CreateParameters(cmd, columns);
|
||||
return cmd;
|
||||
}
|
||||
|
||||
public static void Set(this SqliteParameterCollection parameters, string key, object? value) {
|
||||
parameters[key].Value = value ?? DBNull.Value;
|
||||
public static SqliteCommand Delete(this SqliteConnection conn, string tableName, (string Name, SqliteType Type) column) {
|
||||
var cmd = conn.Command("DELETE FROM " + tableName + " WHERE " + column.Name + " = :" + column.Name);
|
||||
CreateParameters(cmd, new [] { column });
|
||||
return cmd;
|
||||
}
|
||||
|
||||
private static void CreateParameters(SqliteCommand cmd, (string Name, SqliteType Type)[] columns) {
|
||||
foreach (var (name, type) in columns) {
|
||||
cmd.Parameters.Add(":" + name, type);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Set(this SqliteCommand cmd, string key, object? value) {
|
||||
cmd.Parameters[key].Value = value ?? DBNull.Value;
|
||||
}
|
||||
|
||||
public static ulong GetUint64(this SqliteDataReader reader, int ordinal) {
|
||||
return (ulong) reader.GetInt64(ordinal);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user