public int xuLySoLuong(int idNUT, int soLuong)
{
NuocUongThe nut = new NuocUongThe();
nut = dsnuRepository.GetBy(idNUT);
nut.SoLuong = soLuong;
NuocUong nu = new NuocUong();
nu = nuRepository.GetBy(nut.IdNU);
var tongTien = nu.DonGia * soLuong;
nut.TongTien = tongTien;
dsnuRepository.Update(nut);
return(tongTien);
}
public string xuLyXoaNU(int idThe, int idNUT)
{
string code = "";
NuocUongThe nut = dsnuRepository.GetBy(idNUT);
dsnuRepository.Remove(nut);
var dsnu = dsnuRepository.GetAll();
var nus = nuRepository.GetAll();
code = code + "<table class='table'>";
code = code + "<thead>";
code = code + "<tr>";
code = code + "<th>Nuoc uong</th>";
code = code + "<th>So luong</th>";
code = code + "<th>Tong tien</th>";
code = code + "</tr>";
code = code + "</thead>";
foreach (var nut1 in dsnu)
{
if (nut1.IdThe == idThe)
{
int donGia = 0;
code = code + "<tr>";
foreach (var nu in nus)
{
if (nut1.IdNU == nu.Id)
{
code = code + "<td>" + nu.TenNU + "</td>";
donGia = nu.DonGia;
break;
}
}
code = code + "<td>";
code = code + "<input name='giam' type='button' value='-' onclick='giamSoLuong(" + donGia + ", " + nut1.Id + ");'>";
code = code + "<input id='soLuong " + nut1.Id + "' type='text' value='" + nut1.SoLuong + "' style='text-align: center; width: 30px;' onchange='tongTien(" + donGia + ", " + nut.Id + ");'>";
code = code + "<input name='tang' type='button' value='+' onclick='tangSoLuong(" + donGia + ", " + nut1.Id + ");'>";
code = code + "</td>";
code = code + "<td id='tongTien " + nut1.Id + "'>" + nut1.TongTien + "</td>";
code = code + "<td><input type='button' value='Xoa' onclick='xoaNU(" + idThe + ", " + @nut1.Id + ")'></td>";
code = code + "</tr>";
}
}
code = code + "</table>";
return(code);
}
public void Update(NuocUongThe nut)
{
context.DSNU.Update(nut);
context.SaveChanges();
}
public void Remove(NuocUongThe nut)
{
context.DSNU.Remove(nut);
context.SaveChanges();
}
public void Add(NuocUongThe nut)
{
context.DSNU.Add(nut);
context.SaveChanges();
}
public string xuLyThemNuocUong(int idNU, int idThe)
{
string code = "";
var dsnu = dsnuRepository.GetAll();
var nus = nuRepository.GetAll();
int idNUT = 0;
foreach (var nut in dsnu)
{
if (nut.IdNU == idNU && nut.IdThe == idThe)
{
idNUT = nut.Id;
}
}
if (idNUT == 0)
{
var nu = nuRepository.GetBy(idNU);
NuocUongThe nut = new NuocUongThe();
nut.IdThe = idThe;
nut.IdNU = idNU;
nut.SoLuong = 1;
nut.TongTien = nu.DonGia;
dsnuRepository.Add(nut);
}
else
{
var nu = nuRepository.GetBy(idNU);
var nut = dsnuRepository.GetBy(idNUT);
nut.SoLuong = nut.SoLuong + 1;
nut.TongTien = nu.DonGia * nut.SoLuong;
dsnuRepository.Update(nut);
}
dsnu = dsnuRepository.GetAll();
code = code + "<table class='table'>";
code = code + "<thead>";
code = code + "<tr>";
code = code + "<th>Nuoc uong</th>";
code = code + "<th>So luong</th>";
code = code + "<th>Tong tien</th>";
code = code + "</tr>";
code = code + "</thead>";
foreach (var nut in dsnu)
{
if (nut.IdThe == idThe)
{
int donGia = 0;
code = code + "<tr>";
foreach (var nu in nus)
{
if (nut.IdNU == nu.Id)
{
code = code + "<td>" + nu.TenNU + "</td>";
donGia = nu.DonGia;
break;
}
}
code = code + "<td>";
code = code + "<input name='giam' type='button' value='-' onclick='giamSoLuong(" + donGia + ", " + nut.Id + ");'>";
code = code + "<input id='soLuong " + nut.Id + "' type='text' value='" + nut.SoLuong + "' style='text-align: center; width: 30px;' onchange='tongTien(" + donGia + ", " + nut.Id + ");'>";
code = code + "<input name='tang' type='button' value='+' onclick='tangSoLuong(" + donGia + ", " + nut.Id + ");'>";
code = code + "</td>";
code = code + "<td id='tongTien " + nut.Id + "'>" + nut.TongTien + "</td>";
code = code + "<td><input type='button' value='Xoa' onclick='xoaNU(" + idThe + ", " + nut.Id + ")'></td>";
code = code + "</tr>";
}
}
code = code + "</table>";
return(code);
}