//Method that receive the provinceCode and check if its in the file
public DAProvince DAGetByProvinceCode(string provinceCode)
{
DAProvince province = null;
sr = new StreamReader(Path);
while (!sr.EndOfStream)
{
string[] provinceArr = sr.ReadLine().Split(';');
if (provinceCode == provinceArr[0])
{
province = new DAProvince();
province.ProvinceCode = provinceArr[0];
province.Name = provinceArr[1];
province.CountryCode = provinceArr[2];
province.TaxCode = provinceArr[3];
province.TaxRate = Convert.ToDouble(provinceArr[4]);
province.IncludesFederalTax =
Convert.ToBoolean(provinceArr[5]);
}
}
sr.Close();
return(province);
}
//Method to delete a province from file
public void DADelete()
{
List <DAProvince> provinceList = new List <DAProvince>();
DAProvince province = new DAProvince();
sr = new StreamReader(Path);
while (!sr.EndOfStream)
{
string[] provinceArr = sr.ReadLine().Split(';');
province = new DAProvince();
province.ProvinceCode = provinceArr[0];
province.Name = provinceArr[1];
province.CountryCode = provinceArr[2];
province.TaxCode = provinceArr[3];
province.TaxRate = Convert.ToDouble(provinceArr[4]);
province.IncludesFederalTax = Convert.ToBoolean(provinceArr[5]);
if (this.ProvinceCode != province.ProvinceCode)
{
//Add on the list all the provinces
//but not the one chosen to delete
provinceList.Add(province);
}
}
sr.Close();
//Delete the path
DeleteFile(Path);
//Create a new path and fill it with the
// provinces but not the one deleted
sw = new StreamWriter(Path, append: true);
if (provinceList.Count == 0)
{
sw.Write("");
}
else
{
foreach (DAProvince item in provinceList)
{
sw.WriteLine(
item.ProvinceCode + ";" +
item.Name + ";" +
item.CountryCode + ";" +
item.TaxCode + ";" +
item.TaxRate + ";" +
item.IncludesFederalTax
);
}
}
sw.Flush();
sw.Close();
}
//Mehod that returns a list with all province files from Province.txt
public List <DAProvince> DAGetProvinces()
{
List <DAProvince> provinceList = new List <DAProvince>();
DAProvince province;
sr = new StreamReader(Path);
while (!sr.EndOfStream)
{
string[] provinceArr = sr.ReadLine().Split(';');
province = new DAProvince();
province.ProvinceCode = provinceArr[0];
province.Name = provinceArr[1];
province.CountryCode = provinceArr[2];
province.TaxCode = provinceArr[3];
province.TaxRate = Convert.ToDouble(provinceArr[4]);
province.IncludesFederalTax = Convert.ToBoolean(provinceArr[5]);
provinceList.Add(province);
}
sr.Close();
return(provinceList);
}
//Creates a Province object from a record read in from the file
public DAProvince DAParseProvince(string parameter)
{
DAProvince province = new DAProvince();
try
{
string[] provinceArr = parameter.Split(';');
province.ProvinceCode = provinceArr[0];
province.Name = provinceArr[1];
province.CountryCode = provinceArr[2];
province.TaxCode = provinceArr[3];
province.TaxRate = Convert.ToDouble(provinceArr[4]);
province.IncludesFederalTax =
Convert.ToBoolean(provinceArr[5]);
return(province);
}
catch (Exception ex)
{
throw new Exception("Not a province record\n");
}
}
