minecraft-snuvi-scripts/system/playtime.txt

event.load("player_login");
event.load("player_logout");

executeOnce = databank.prepare("CREATE TABLE IF NOT EXISTS playtime (id INT NOT NULL AUTO_INCREMENT PRIMARY KEY, player_id INT NOT NULL, join_time BIGINT NOT NULL, leave_time BIGINT);");
databank.workerExecute(executeOnce);

msg("dev", "§bPlaytime §rloaded.");
@wait
wait();
player_id = player.getId(player);
igoto(event);
goto("wait");

@player_login
deleteInvalidStatement = databank.prepare("DELETE FROM playtime WHERE player_id = ? AND leave_time IS NULL;", false);
databank.setInt(deleteInvalidStatement, 1, player_id);
databank.workerExecute(deleteInvalidStatement);

joinTimeStatement = databank.prepare("INSERT INTO playtime (player_id, join_time) VALUES (?, ?);", false);
databank.setInt(joinTimeStatement, 1, player_id);
databank.setLong(joinTimeStatement, 2, time.getMillis());
databank.workerExecute(joinTimeStatement);
goto("wait");

@player_logout
leaveTimeStatement = databank.prepare("UPDATE playtime SET leave_time = ? WHERE player_id = ? AND leave_time IS NULL;", false);
databank.setLong(leaveTimeStatement, 1, time.getMillis());
databank.setInt(leaveTimeStatement, 2, player_id);
databank.workerExecute(leaveTimeStatement);
goto("wait");