db := sqlite.connect('db.sqlite') or {

	dbo := sqlite.connect('db.sqlite') or {

	mut dbo := Db{
		sqlite: db

	mut db := Db{
		sqlite: dbo

	dbo.exec_oneshot('create table if not exists irc_servers (netname text primary key, hostname text, nick text)')
	dbo.exec_oneshot('create table if not exists irc_channels (channel text primary key, netname text)')
	dbo.exec_oneshot('create table if not exists matrix_rooms (room_id text primary key, name text)')
	return dbo

	db.create_table('irc_servers',  ['netname text primary key', 'hostname text', 'nick text'])
	db.create_table('irc_channels', ['channel text primary key', 'netname text'])
	db.create_table('matrix_rooms', ['room_id text primary key', 'name text'])
	return db
}
pub fn (mut self Db) create_table(table string, fields []string) {
	self.exec_oneshot('create table if not exists $table (${fields.join(',')})')