private void btnUpdateIngre_Click(object sender, EventArgs e)
{
IngredientDAO dao = new IngredientDAO();
string name = txtIngredient.Text;
int id = dao.GetIngredientIDByName(name);
string amount = txtIngredientAmount.Text;
string note = txtNote.Text;
if (id > 0)
{
if (string.IsNullOrWhiteSpace(amount))
{
errProvider.SetError(txtIngredientAmount, "Amount must not be blank.");
}
else
{
RecipeIngredient ingredient = new RecipeIngredient(id, amount, note);
for (int i = 0; i < recipeIngredients.Count; i++)
{
if (recipeIngredients[i].Equals(ingredient))
{
recipeIngredients[i] = ingredient;
break;
}
}
LoadAllIngredients();
//clear ingredient field only
}
}
else
{
MessageBox.Show("Invalid ingredient");
}
}
private void btnDeleteIngre_Click(object sender, EventArgs e)
{
IngredientDAO dao = new IngredientDAO();
string name = txtIngredient.Text;
int id = dao.GetIngredientIDByName(name);
if (id > 0)
{
RecipeIngredient ingredient = new RecipeIngredient(id, null, null);
for (int i = 0; i < recipeIngredients.Count; i++)
{
if (recipeIngredients[i].Equals(ingredient))
{
recipeIngredients.RemoveAt(i);
break;
}
}
LoadAllIngredients();
//clear ingredient field only
}
else
{
MessageBox.Show("Invalid ingredient");
}
}
private void btnAddIngre_Click(object sender, EventArgs e)
{
IngredientDAO dao = new IngredientDAO();
string name = txtIngredient.Text;
int id = dao.GetIngredientIDByName(name);
string amount = txtIngredientAmount.Text;
string note = txtNote.Text;
if (id > 0)
{
if (string.IsNullOrWhiteSpace(amount))
{
errProvider.SetError(txtIngredientAmount, "Amount must not be blank.");
}
else
{
errProvider.SetError(txtIngredientAmount, "");
RecipeIngredient ingredient = new RecipeIngredient(id, amount, note);
if (recipeIngredients.Contains(ingredient))
{
//Neu trong list da co ingredient roi thi chi duoc update hoac delete
MessageBox.Show(name + " has already existed. You can only update or delete it");
}
else
{
recipeIngredients.Add(ingredient);
LoadAllIngredients();
//clear ingredient field only
}
}
}
else
{
MessageBox.Show("Invalid ingredient");
}
}
