betfair one click beting

betfair bot for one click beting on in runing horse racing i want to set a price on all runers when i push a senten horse to bet it will place that horses bet and cancell all other bets all so would like a bot to lay in runing at any time i push a butten and i put in a price whare the bot will lay al horses at the price or lower ## Deliverables would like to go thew the betfair api