protected void Page_Load(object sender, EventArgs e)
{
if (Request.Cookies["User"] == null)
{
Panel3.Visible = true;
Panel4.Visible = false;
}
else
{
Panel3.Visible = false;
Panel4.Visible = true;
}
if (Page.RouteData.Values["ID"] != null)
{
string id = Page.RouteData.Values["ID"].ToString().Trim();
List <Sach> li_sach = new List <Sach>();
sach = tbl_sach.GetByID(id);
if (sach != null)
{
ten = sach.TenFile;
li_sach.Add(sach);
if (sach.TenFile.Trim() == "")
{
btnTai.Visible = false;
}
else
{
btnTai.Visible = true;
}
}
else
{
li_sach = tbl_sach.SearchSachObj(Indext.key);
}
if (li_sach.Count > 1)
{
Panel1.Visible = false;
Panel2.Visible = true;
DataList1.DataSource = li_sach;
DataList1.DataBind();
}
else
if (li_sach.Count == 0)
{
Panel1.Visible = false;
Panel2.Visible = false;
WebMsgBox.Show("Không tìm thấy sách");
}
else
if (li_sach.Count == 1)
{
Panel1.Visible = true;
Panel2.Visible = false;
FormView1.DataSource = li_sach;
FormView1.DataBind();
}
}
}
//xoa du lieu
public void Delete(Sach obj)
{
db.Saches.Attach(obj);
db.Saches.Remove(obj);
db.SaveChanges();
}
//Them du lieu
public Sach Insert(Sach obj)
{
db.Saches.Add(obj);
db.SaveChanges();
return(obj);
}
//Cap nhap du lieu
public void Update(Sach obj)
{
db.Saches.Attach(obj);
db.Entry(obj).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
}
//Thêm File Excel
protected void btnThem_Click(object sender, EventArgs e)
{
if (FileUpload2.HasFile)
{
if (Path.GetExtension(FileUpload2.FileName) == ".xlsx")
{
try
{
using (var excel = new ExcelPackage(FileUpload2.PostedFile.InputStream))
{
//gọi bảng chứa dữ liệu excel
ExcelPackage.LicenseContext = LicenseContext.Commercial;
var ws = excel.Workbook.Worksheets.First();
int rowCount = ws.Dimension.End.Row; //get row count
for (int row = 5; row <= rowCount; row++)
{
if (ws.Cells[row, 3].Text.Trim() == "")
{
break;
}
Sach sach = tbl_sach.GetByName(ws.Cells[row, 3].Text.Trim());
if (sach == null)
{
ThemNhomSach(ws.Cells[row, 5].Text.Trim());
ThemNhaXuatBan(ws.Cells[row, 8].Text.Trim());
sach = new Sach();
sach.MaSach = CreateKey();
sach.TenSach = ws.Cells[row, 3].Text.Trim();
sach.TacGia = ws.Cells[row, 4].Text.Trim();
sach.NhomSach = ws.Cells[row, 5].Text.Trim();
sach.GhiChu = ws.Cells[row, 6].Text.Trim();
sach.SoLuong = Int32.Parse(ws.Cells[row, 7].Text.Trim());
sach.NhaXuatBan = ws.Cells[row, 8].Text.Trim();
sach.NoiXuatBan = ws.Cells[row, 9].Text.Trim();
sach.NamXuatBan = ws.Cells[row, 10].Text.Trim();
if (ws.Cells[row, 11].Text.Trim() != "")
{
sach.NgayNhap = ws.Cells[row, 11].Text.Trim();
}
else
{
sach.NgayNhap = DateTime.Now.ToString("dd/MM/yyyy");
}
sach.TenFile = "";
tbl_sach.Insert(sach);
}
else
{
ThemNhomSach(sach.NhomSach);
ThemNhaXuatBan(sach.NhaXuatBan);
sach.TenSach = ws.Cells[row, 3].Text.Trim();
sach.TacGia = ws.Cells[row, 4].Text.Trim();
sach.NhomSach = ws.Cells[row, 5].Text.Trim();
sach.GhiChu = ws.Cells[row, 6].Text.Trim();
sach.SoLuong = Int32.Parse(ws.Cells[row, 7].Text.Trim());
sach.NhaXuatBan = ws.Cells[row, 8].Text.Trim();
sach.NoiXuatBan = ws.Cells[row, 9].Text.Trim();
sach.NamXuatBan = ws.Cells[row, 10].Text.Trim();
sach.NgayNhap = ws.Cells[row, 11].Text.Trim();
tbl_sach.Update(sach);
}
}
}
WebMsgBox.Show("Thêm Vào Thành Công");
}
catch (Exception ex)
{
WebMsgBox.Show("Lỗi nhập file, hãy kiểm tra lại file của bạn");
}
}
else
{
WebMsgBox.Show("Lỗi Hệ thống: chỉ nhận file Excel");
}
}
else
{
WebMsgBox.Show("Hãy chọn tệp");
}
ShowData();
}
