static Dictionary <string, DividendData> GetDividendData(string path)
{
Dictionary <string, DividendData> dicDividendData = new Dictionary <string, DividendData>();
string[] lines = new string[] { };
using (StreamReader sr = new StreamReader(path, true))
{
lines = sr.ReadToEnd().Split(new string[] { "\n", "\r" }, StringSplitOptions.RemoveEmptyEntries);
}
for (int i = 1; i < lines.Length; i++)
{
string[] tokens = lines[i].Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
string Year = tokens[0];
double CashDividend = DoubleParse(tokens[3]);
double ShareDividend = DoubleParse(tokens[6]);
dicDividendData[Year] = new DividendData(Year, CashDividend, ShareDividend);
}
return(dicDividendData);
}
static void UpdateMonthData(List <MonthData> monthDatas, Dictionary <string, DividendData> dicDividend)
{
for (int i = 0; i < monthDatas.Count - 1; i++)
{
string monthCode = monthDatas[i].MonthCode;
string month = monthCode.Substring(3);
if (month != "08") // 假設9月第一個交易日將現金股息以當日開盤價買入
{
monthDatas[i].ValueCostRatio = monthDatas[i + 1].StartPrice / monthDatas[i].StartPrice;
}
else
{
int year = int.Parse(monthCode.Substring(0, 2));
year += year < 50 ? 2000 : 1900;
if (dicDividend.Keys.Contains(year.ToString()))
{
DividendData dividendData = dicDividend[year.ToString()];
double newShare = dividendData.ShareDividend / 10; //配股股數
double newCash = dividendData.CashDividend / monthDatas[i + 1].StartPrice; //配息買得股數
monthDatas[i].ValueCostRatio = (monthDatas[i + 1].StartPrice / monthDatas[i].StartPrice) * (1 + newShare + newCash);
}
}
}
}
