private void button1_Click(object sender, EventArgs e)
{
int catId = int.Parse(catID.Text);
int productId = int.Parse(ID.Text);
string productName = this.nom_du_produit.Text.Trim();
double prix = double.Parse(this.prix.Text);
string description = this.description.Text.Trim();
string query = "insert into produit values(" + productId + ",'" + productName + "'," + prix + " ," + catId + " ,'" + description + "')";
Cnx.InsertData(sqliteCon, query);
Cnx.populateTable(sqliteCon, "select * from produit", this.dataGridView1);
SQLiteDataReader maxId = Cnx.getData(sqliteCon, "select MAX(id) from produit");
if (maxId.Read())
{
int newId = maxId.GetInt32(0) + 1;
this.ID.Text = newId.ToString();
}
this.ID.Text = "";
this.nom_du_produit.Text = "";
this.prix.Text = "";
this.description.Text = "";
MessageBox.Show("Product Successfully Added");
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
string selectedItem = this.comboBox1.SelectedItem.ToString();
SQLiteDataReader dr2 = Cnx.getData(sqliteCon, "select * from categories where nom_cat='" + selectedItem + "'");
if (dr2.Read())
{
this.catID.Text = dr2.GetInt32(0).ToString();
}
}
private void setNeWCatId()
{
String lastCategoryQuery = "SELECT * FROM categories WHERE id = (SELECT MAX(id) FROM categories);";
SQLiteDataReader dr = Cnx.getData(sqliteCon, lastCategoryQuery);
if (dr.Read())
{
int newId = dr.GetInt32(0) + 1;
categorieID.Text = newId.ToString();
}
}
private void ManageProducts_Load(object sender, EventArgs e)
{
SQLiteDataReader dr = Cnx.getData(sqliteCon, "select * from categories");
SQLiteDataReader maxId = Cnx.getData(sqliteCon, "select MAX(id) from produit");
while (dr.Read())
{
this.comboBox1.Items.Add(dr.GetString(1));
}
Cnx.populateTable(sqliteCon, "select * from produit", this.dataGridView1);
if (maxId.Read())
{
int newId = maxId.GetInt32(0) + 1;
this.ID.Text = newId.ToString();
}
}
private void dataGridView1_RowHeaderMouseClick(object sender, DataGridViewCellMouseEventArgs e)
{
foreach (DataGridViewRow dvr in dataGridView1.SelectedRows)
{
this.ID.Text = dvr.Cells[0].Value.ToString();
this.nom_du_produit.Text = dvr.Cells[1].Value.ToString();
this.prix.Text = dvr.Cells[2].Value.ToString();
this.description.Text = dvr.Cells[4].Value.ToString();
int selectedCatId = int.Parse(dvr.Cells[3].Value.ToString());
SQLiteDataReader dr2 = Cnx.getData(sqliteCon, "select * from categories where id=" + selectedCatId + "");
if (dr2.Read())
{
this.comboBox1.SelectedItem = dr2.GetString(1);
}
}
}
