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#' Cancel an existing order on RobinHood
#'
#' Send a cancel signal for a particular order to RobinHood. You will need to retain the buy/sell order url returned from place_order.
#'
#' @param RH object of class RobinHood
#' @param cancel_url (string) cancel url returned from place_order()
#' @import httr magrittr
#' @export
#' @examples
#' \dontrun{
#' # Login in to your RobinHood account
#' RH <- RobinHood("username", "password")
#'
#' # Place an order, should generate an email confirmation
#'x <- place_order(RH = RH,
#' symbol = "GE", # Ticker symbol you want to trade
#' type = "market", # Type of market order
#' time_in_force = "gfd", # Time period the order is good for (gfd: good for day)
#' trigger = "immediate", # Trigger or delay order
#' price = 8.96, # The highest price you are willing to pay
#' quantity = 1, # Number of shares you want
#' side = "buy") # buy or sell
#'
#' # Cancel the order, should also generate an email confirmation
#' cancel_order(RH, x$cancel_url)
#'}
cancel_order <- function(RH, cancel_url) {
RobinHood::check_rh(RH)
order_status <- RobinHood::api_orders(RH, action = "cancel", cancel_url = cancel_url)
if (length(order_status) == 0) cat("Order Canceled")
if (length(order_status) > 0) {
cat("You may have already canceled this order, check get_order_status()")
}
}
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