public function convert()
{
$validator = Validator::make(Input::all(), ['from' => 'required|min:3|max:3', 'to' => 'required|min:3|max:3']);
if ($validator->fails()) {
return response()->json([$validator->errors()])->setStatusCode(422, 'Validation Failed');
}
$from = Currency::find(Input::get('from'));
$to = Currency::find(Input::get('to'));
$precision = (int) Config::get('laravel-currency.laravel-currency.precision');
$multiplier = pow(10, (int) Config::get('laravel-currency.laravel-currency.precision'));
$amount = (double) Input::get('amount') ?: 1;
if ($from == $to) {
return response()->json($amount);
}
$amount = round($amount * $multiplier);
if ($from && ($from->base == Input::get('to') || $from->base == $to->code)) {
return response()->json(round($amount / $from->price, $precision));
}
if ($to && ($to->base == Input::get('from') || $to->base == $from->code)) {
return response()->json(round($amount * $to->price / pow($multiplier, 2), $precision));
}
if (!$from || !$to) {
return response()->json(['error' => Lang::get('currency.error.not_found')])->setStatusCode(404, 'Currency Not Found');
}
if ($from->base !== $to->base) {
throw new Exception('Cannot convert currencies with different bases.');
}
return response()->json(round($amount / $from->price * $to->price / $multiplier, $precision));
}
public function synchronize()
{
$currencies = $this->fetch();
foreach ($currencies as $currency) {
$this->convert($currency);
}
return Currency::all();
}