public int GetCoinsForExchange(Dictionary <string, int> collectibleCurrencies)
{
int num = 0;
CollectibleDefinitionService collectibleDefinitionService = Service.Get <CollectibleDefinitionService>();
foreach (KeyValuePair <string, int> collectibleCurrency in collectibleCurrencies)
{
CollectibleDefinition collectibleDefinition = collectibleDefinitionService.Get(collectibleCurrency.Key);
if (collectibleDefinition != null)
{
num += (int)Math.Ceiling(collectibleDefinition.ExchangeRate * (float)collectibleCurrency.Value);
}
}
return(num);
}
