get currency rate from config

app/Http/Controllers/Settings/Currencies.php

@@ -287,6 +287,8 @@ class Currencies extends Controller
 
         if ($code) {
             $currency = config('money.' . $code);
+            
+            $currency['rate'] = isset($currency['rate']) ? $currency['rate'] : null;
             $currency['symbol_first'] = $currency['symbol_first'] ? 1 : 0;
 
             $json = (object) $currency;

resources/views/settings/currencies/create.blade.php

@@ -60,6 +60,7 @@
                     dataType: 'JSON',
                     data: 'code=' + $(this).val(),
                     success: function(data) {
+                        $('#rate').val(data.rate);
                         $('#precision').val(data.precision);
                         $('#symbol').val(data.symbol);
                         $('#symbol_first').val(data.symbol_first);