public void Append(IDailyList dailyList)
{
DailyListSerializer serializer = new DailyListSerializer();
using (StreamWriter writer = File.AppendText(this.FileName))
{
string line = serializer.Serialize(dailyList);
writer.WriteLine(line);
}
}
public string Serialize(IDailyList list)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}\t{1}\t{2}", list.Date.Year, list.Date.Month, list.Date.Day);
foreach (ExchangeRate rate in list)
sb.AppendFormat("\t{0}\t{1}", rate.Currency, rate.Rate.ToString(CultureInfo.InvariantCulture));
return sb.ToString();
}
public void Add(IDailyList dailyList)
{
if (!this.GetDateToList().ContainsKey(dailyList.Date))
new DailyListFile().Append(dailyList);
}
