public static List <LearningHistory> GetListFromFile(string path, string idStudent)
{
if (File.Exists(path))
{
var lines = File.ReadAllLines(path);
List <LearningHistory> rs = new List <LearningHistory>();
foreach (var line in lines)
{
var items = line.Split(new char[] { '#' });
LearningHistory history = new LearningHistory
{
Id = items[0],
FromYear = int.Parse(items[1]),
ToYear = int.Parse(items[2]),
Address = items[3],
IdStudent = items[4]
};
if (history.IdStudent == idStudent)
{
rs.Add(history);
}
}
return(rs);
}
else
{
return(null);
}
}
private void btnCapnhat_Click(object sender, EventArgs e)
{
if (LaThemMoi)
{
var history = new LearningHistory
{
Id = Guid.NewGuid().ToString(),
YearFrom = (int)numTuNam.Value,
YearEnd = (int)numDenNam.Value,
Address = txtHocTai.Text,
IdStudent = student.Id,
Student = student
};
LearningHistoryService.Add(frmHistoryLearning.pathHistory, history);
DialogResult = DialogResult.OK;
}
else
{
history.YearFrom = (int)numTuNam.Value;
history.YearEnd = (int)numDenNam.Value;
history.Address = txtHocTai.Text;
LearningHistoryService.Update(frmHistoryLearning.pathHistory, history);
DialogResult = DialogResult.OK;
}
}
public static List <LearningHistory> GetList(string path, string idStudent)
{
List <LearningHistory> rs = new List <LearningHistory>();
if (File.Exists(path))
{
var lines = File.ReadAllLines(path);
foreach (var line in lines)
{
var listItem = line.Split(new char[] { '#' });
LearningHistory learning = new LearningHistory
{
Id = listItem[0],
FromYear = Int32.Parse(listItem[1]),
ToYear = Int32.Parse(listItem[2]),
Address = listItem[3],
IdStudent = listItem[4]
};
rs.Add(learning);
}
return(rs);
}
else
{
return(null);
}
}
/// <summary>
/// Lấy danh sách học tập của 1 sinh viên
/// </summary>
/// <param name="idStudent">Mã sinh viên</param>
/// <returns>Danh sách quá trình học tập</returns>
public static List <LearningHistory> GetList(string idStudent)
{
List <LearningHistory> rs = new List <LearningHistory>();
for (int i = 1; i <= 12; i++)
{
LearningHistory learning = new LearningHistory
{
Id = i.ToString(),
FromYear = 2007 + i,
ToYear = 2008 + i,
IdStudent = idStudent
};
if (i <= 5)
{
learning.Address = "Tiểu học Phan Bội Châu";
}
else if (i <= 9)
{
learning.Address = "Trung học Phan Đăng Lưu";
}
else
{
learning.Address = "Phổ Thông Quốc học";
}
rs.Add(learning);
}
return(rs);
}
/// <summary>
/// Lấy danh sách lịch sử học tập của sinh viên
/// </summary>
/// <param name="pathHistoryLeaningFileName">Link file</param>
/// <param name="idStudent"><Mã sinh viên</param>
/// <returns></returns>
public static List <LearningHistory> getHistoryLearningFromFile(string pathHistoryLeaningFileName, string idStudent)
{
if (File.Exists(pathHistoryLeaningFileName))
{
List <LearningHistory> historyLearnings = new List <LearningHistory>();
var lines = File.ReadAllLines(pathHistoryLeaningFileName);
//Mã#Từ Năm # Đến Năm #Nơi học # Mã sinh viên
foreach (var line in lines)
{
if (!line.Equals(""))
{
var rs = line.Split(new char[] { '#' });
LearningHistory historyLearning = new LearningHistory
{
Id = rs[0],
YearFrom = int.Parse(rs[1]),
YearEnd = int.Parse(rs[2]),
Address = rs[3],
IdStudent = rs[4]
};
if (historyLearning.IdStudent == idStudent)
{
historyLearnings.Add(historyLearning);
}
}
}
return(historyLearnings);
}
else
{
return(null);
}
}
public static void Update(string path, LearningHistory history)
{
if (File.Exists(path))
{
var lines = File.ReadAllLines(path);
File.WriteAllText(path, "");
foreach (var line in lines)
{
var end = "";
if (line == lines[lines.Length - 1])
{
end = "";
}
else
{
end = "\n";
}
var items = line.Split(new char[] { '#' });
if (items[0] != history.Id)
{
File.AppendAllText(path, line + end);////Append là thêm vào, chèn vào sau chuỗi có trước
}
else
{
string lineEdit = history.Id + "#" + history.YearFrom + "#" + history.YearEnd + "#" + history.Address + "#" + history.IdStudent;
File.AppendAllText(path, lineEdit + end);
}
}
}
}
private void btnSubmit_Click(object sender, EventArgs e)
{
if (LaThemMoi)
{
var history = new LearningHistory
{
Id = Guid.NewGuid().ToString(),
FromYear = (int)numTuNam.Value,
ToYear = (int)numDenNam.Value,
Address = tbHocTai.Text,
IdStudent = "102T102"
};
LearningHistoryService.Add(Form1.pathDataHistory, history);
DialogResult = DialogResult.OK;
}
else
{
learningHistory.FromYear = (int)numTuNam.Value;
learningHistory.ToYear = (int)numDenNam.Value;
learningHistory.Address = tbHocTai.Text;
LearningHistoryService.Update(Form1.pathDataHistory, learningHistory);
DialogResult = DialogResult.OK;
}
}
public static void Add(string path, LearningHistory history)
{
if (File.Exists(path))
{
string line = history.Id + "#" + history.YearFrom + "#" + history.YearEnd + "#" + history.Address + "#" + history.IdStudent;
File.AppendAllText(path, "\n" + line);
}
}
public Form2(LearningHistory history)
{
InitializeComponent();
this.learningHistory = history;
numTuNam.Value = history.FromYear;
numDenNam.Value = history.ToYear;
tbHocTai.Text = history.Address;
LaThemMoi = false;
}
public Form4(LearningHistory history)
{
InitializeComponent();
this.Text = "Chỉnh sửa quá trình học tập";
this.learningHistory = history;
numTuNam.Value = history.YearFrom;
numDenNam.Value = history.YearEnd;
txtHocTai.Text = history.Address;
LaThemMoi = false;
}
public static void Update(string path, LearningHistory history)
{
List <LearningHistory> historyLearnings = new List <LearningHistory>();
var lines = File.ReadAllLines(path);
foreach (var line in lines)
{
var rs = line.Split(new char[] { '#' });
LearningHistory historyLearning = new LearningHistory
{
Id = rs[0],
YearFrom = int.Parse(rs[1]),
YearEnd = int.Parse(rs[2]),
Address = rs[3],
IdStudent = rs[4]
};
historyLearnings.Add(historyLearning);
}
List <string> lineWrites = new List <string>();
foreach (var historyLearning in historyLearnings)
{
if (historyLearning.Id == history.Id)
{
historyLearning.YearFrom = history.YearFrom;
historyLearning.YearEnd = history.YearEnd;
historyLearning.Address = history.Address;
}
string lineWrite = historyLearning.Id + "#"
+ historyLearning.YearFrom + "#"
+ historyLearning.YearEnd + "#"
+ historyLearning.Address + "#"
+ historyLearning.IdStudent;
lineWrites.Add(lineWrite);
}
File.WriteAllLines(path, lineWrites);
}
public static void Add(String path, LearningHistory history)
{
// Lấy danh sách HistoryLearning trong file
List <LearningHistory> historyLearnings = new List <LearningHistory>();
var lines = File.ReadAllLines(path);
foreach (var line in lines)
{
var rs = line.Split(new char[] { '#' });
LearningHistory historyLearning = new LearningHistory
{
Id = rs[0],
YearFrom = int.Parse(rs[1]),
YearEnd = int.Parse(rs[2]),
Address = rs[3],
IdStudent = rs[4]
};
historyLearnings.Add(historyLearning);
}
// Thêm HistoryLearning mới vào trong danh sách
historyLearnings.Add(history);
// Ghi lại vào file
List <string> lineWrites = new List <string>();
foreach (var historyLearning in historyLearnings)
{
string lineWrite = historyLearning.Id + "#"
+ historyLearning.YearFrom + "#"
+ historyLearning.YearEnd + "#"
+ historyLearning.Address + "#"
+ historyLearning.IdStudent;
lineWrites.Add(lineWrite);
}
File.WriteAllLines(path, lineWrites);
}
internal static void Update(string pathDataHistory, LearningHistory learningHistory)
{
throw new NotImplementedException();
}
internal static void Add(string pathDataHistory, LearningHistory history)
{
// throw new NotImplementedException();
}
public static void Update(string path, LearningHistory history)
{
}
public static void Add(string path, LearningHistory history)
{
}
