public void WriteEntry(TankstellenEntry entry)
{
var s = new StringBuilder();
s.Append(entry.Date()).Append(";")
.Append(entry.Name()).Append(";")
.Append(entry.Price()).AppendLine();
System.IO.File.AppendAllText(filename, s.ToString());
}
public void NotificateIfNew(Action<string> notification)
{
TankstellenEntry entry = htmlParser.parse(downloader.download(downloadUrl)).First(x => x.IsPmOrStar());
if (entry.IsNewerThan(oldEntry))
{
string tendenz;
if (oldEntry == null)
{
oldEntry = entry;
}
var old = float.Parse(oldEntry.Price());
var neu = float.Parse(entry.Price());
if (old < neu) { tendenz = " + "; }
else if (neu < old) { tendenz = " - "; }
else { tendenz = " = "; }
notification(entry + tendenz);
entryAuditor.WriteEntry(entry);
oldEntry = entry;
}
}
public bool IsNewerThan(TankstellenEntry oldEntry)
{
return oldEntry==null || date > oldEntry.date;
}
