private void Add_Click(object sender, EventArgs e)
{
try
{
ent = new Cfirst();
//change quantities between tables
store sof = (from em in ent.stores where em.name == fromStore.Text select em).First();
store sot = (from em in ent.stores where em.name == toStore.Text select em).First();
Variety vf = (from em in ent.Varieties where em.storeID == sof.storeId select em).First();
Variety vt = (from em in ent.Varieties where em.storeID == sot.storeId select em).First();
vf.quantity = vf.quantity - int.Parse(quantity.Text);
vt.quantity = vf.quantity - int.Parse(quantity.Text);
transform tr = new transform();
tr.transformid = int.Parse(transformId.Text);
tr.sfrom = fromStore.Text;
tr.sto = toStore.Text;
tr.varieties = varieties.Text;
tr.supplier = supplier.Text;
tr.production_history = DateTime.Parse(pHistory.Text);
tr.quantity = int.Parse(quantity.Text);
tr.Expiry = expiry.Text;
ent.transforms.Add(tr);
ent.SaveChanges();
gridupdate();
}
catch (Exception)
{
MessageBox.Show("Something wrong in Data entry");
}
}
private void storeName_SelectedIndexChanged(object sender, EventArgs e)
{
ent = new Cfirst();
store so = (from em in ent.stores where em.name == storeName.Text select em).First();
address.Text = so.address;
adminstrator.Text = so.admnistrator;
int id = so.storeId;
var vr = (from en in ent.Varieties where en.storeID == id select en).ToList();
dataGridView1.DataSource = vr;
dataGridView1.Columns["store"].Visible = false;
}
private void btndelete_Click(object sender, EventArgs e)
{
try
{
ent = new Cfirst();
int id = int.Parse(storedId.Text);
store so = (from en in ent.stores where en.storeId == id select en).FirstOrDefault();
ent.stores.Remove(so);
ent.SaveChanges();
gridupdate();
}
catch (Exception)
{
MessageBox.Show("Fault in data entry");
}
}
private void storeName_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
ent = new Cfirst();
store so = (from em in ent.stores where em.name == storeName.Text select em).FirstOrDefault();
var va = from em in ent.Varieties where em.storeID == so.storeId select em;
variatiesName.Items.Clear();
foreach (var i in va)
{
variatiesName.Items.Add(i.vName);
}
}
catch (Exception)
{
MessageBox.Show("something went wrong in dataEntry");
}
}
private void btnedit_Click(object sender, EventArgs e)
{
try
{
ent = new Cfirst();
int id = int.Parse(storedId.Text);
store so = (from en in ent.stores where en.storeId == id select en).FirstOrDefault();
so.name = storedName.Text == string.Empty ? so.name : storedName.Text;
so.address = storedAddress.Text == string.Empty ? so.address : storedAddress.Text;
so.admnistrator = storedAdminstrator.Text == string.Empty ? so.admnistrator : storedAdminstrator.Text;
ent.SaveChanges();
gridupdate();
}
catch (Exception)
{
MessageBox.Show("Fault in data entry");
}
}
private void btnadd_Click(object sender, EventArgs e)
{
try
{
store so = new store();
ent = new Cfirst();
so.storeId = int.Parse(storedId.Text);
so.name = storedName.Text;
so.address = storedAddress.Text;
so.admnistrator = storedAdminstrator.Text;
ent.stores.Add(so);
ent.SaveChanges();
storedId.Text = storedName.Text = storedAddress.Text = storedAdminstrator.Text
= string.Empty;
gridupdate();
}
catch (Exception)
{
MessageBox.Show("can't add 2 stores witn the same id");
}
}
