/// <summary>
/// reads receipt data for a specific product id.
/// Optional decryption
/// </summary>
public static string GetReceipt(string id)
{
string key = instance.idPrefix + id;
if (instance.encrypt)
{
key = instance.Encrypt(key);
}
//read existing data string
string data = PlayerPrefs.GetString(key, "");
//read data into memory
//if encryption is enabled, decrypt before reading
if (instance.encrypt)
{
data = instance.Decrypt(data);
}
return(data);
}
