//get ATH for stop loss
$queryATH = 'SELECT (MAX(' . $price_field . ')) AS ATH FROM ' . $context['pricesTable30m'] . ' where time > "' . $last_updated . '"';
$resultATH = $db->query($queryATH);
foreach ($resultATH as $row) {
//get ATH = all time high
$ATH = $row['ATH'];
}
//get ATL for stop loss
$queryATL = 'SELECT (MIN(' . $price_field . ')) AS ATL FROM ' . $context['pricesTable30m'] . ' where time > "' . $last_updated . '"';
$resultATL = $db->query($queryATL);
foreach ($resultATL as $row) {
//get ATL = all time low
$ATL = $row['ATL'];
}
//get active positions id
$active_pos = $bitfinexAPI->active_positions();
$position = $active_pos[0];
$position_id = $active_pos[0]['id'];
if ($position['id']) {
//if there is an active position, the trade amount is the position's amount
$tradeAmt = abs($position['amount']);
} else {
//trade amount is the margin divided by the latestPrice
$tradeAmt = $marginUSD / $latestPrice - 0.01;
$tradeAmt = $tradeAmt * 0.95;
//don't use the entire balance
// $tradeAmt = 0.16;
}
//echo ' '.$marginUSD/$latestPrice .' ';
if ($ma_7 > $ma_30) {
//uptrend signal
