namespace Website.DataAccess
{
    public class StaticRedirectRepository : IRedirectRepository
    {
        private static readonly string DOWNLOAD_SERVER_PATH = 
            Parse.AppSetting<string>("Downloads.BasePath") 
            ?? "http://downloads.jesschadwick.com";
        private static readonly string DEMO_SERVER_PATH = 
            Parse.AppSetting<string>("Demos.BasePath") 
            ?? "http://demos.jesschadwick.com";

        public string GetRedirectUrlByPath(string path)
        {
            if(string.IsNullOrEmpty(path))
                return null;

            if(path.StartsWith("downloads/"))
            {
                var chopLength = "downloads/".Length;
                return string.Format("{0}/{1}", DOWNLOAD_SERVER_PATH,
                    path.Substring(chopLength, path.Length - chopLength));
            }
            if(path.StartsWith("demos/"))
            {
                var chopLength = "demos/".Length;
                return string.Format("{0}/{1}", DEMO_SERVER_PATH,
                    path.Substring(chopLength, path.Length - chopLength));
            }

            return null;
        }

        public string GetRedirectUrlByCode(string code)
        {
            return null;
        }
    }
}