Bitfinex Margin Trading

var bitfinexIndex = 0;
var basecurrency;
var quotecurrency;

function init(){
    for(var i = 0;i<exchanges.length;i++){
        if(exchanges[i].GetName() == "Bitfinex"){
            bitfinexIndex = i
        }
    }
    var st = exchanges[bitfinexIndex].GetCurrency().split("_")
    basecurrency = st[0]
    quotecurrency = st[1]
}

$.bitfinexSell = function(price, amount){
    var message = "symbol=" + basecurrency + quotecurrency + "&amount=" + amount.toString() + "&price=" + price.toString() + "&side=sell" + "&type=limit"
    id = exchanges[bitfinexIndex].IO("api", "POST", "/v1/order/new", message)
    return id.order_id
}

$.bitfinexBuy = function(price, amount){
    var message = "symbol=" + basecurrency + quotecurrency + "&amount=" + amount.toString() + "&price=" + price.toString() + "&side=buy" + "&type=fill-or-kill"
    var id = exchanges[bitfinexIndex].IO("api", "POST", "/v1/order/new", message)
    return id.order_id
}

$.bitfinexGetPosition = function(){
    var position = exchanges[bitfinexIndex].IO("api", "POST", "/v1/positions")
    return position
}

//Use directlyexchange.GetOrder(id)That's all, no need to call the template
$.bitfinexGetOrder = function(order_id){
    var order = exchanges[bitfinexIndex].IO("api", "POST", "/v1/order/status", "order_id=", parseInt(order_id))
    return order
}

//Directly useexchange.CancelOrder(id)You can cancel orders without calling a template
$.bitfinexCancelOrder = function(order_id){
    //var result = exchanges[bitfinexIndex].IO("api", "POST", "/v1/order/cancel", "order_id=", parseInt(order_id))
    //return order
}

//ReturnmarginHow much can the wallet trade in totalUSD(Cryptocurrency will be converted to USD for calculation)
$.marginBalance = function(){
    var balance = exchanges[bitfinexIndex].IO("api", "POST", "/v1/margin_infos")
    return balance[0].tradable_balance;
}