//Bills
private void button1_Click_1(object sender, EventArgs e)
{
if (File.Exists("bills.txt"))
{
FileStream fs = new FileStream("bills.txt", FileMode.Open);
BinaryFormatter f = new BinaryFormatter();
List <orders> list = new List <orders>();
while (fs.Position < fs.Length)
{
orders o = (orders)f.Deserialize(fs);
list.Add(o);
}
fs.Close();
dataGridView5.DataSource = list;
}
}
public int return_id()
{
if (File.Exists("bills.txt"))
{
List <orders> list = new List <orders>();
FileStream fs = new FileStream("bills.txt", FileMode.Open);
BinaryFormatter f = new BinaryFormatter();
while (fs.Position < fs.Length)
{
orders o = (orders)f.Deserialize(fs);
list.Add(o);
}
fs.Close();
return(list.Count);
}
else
{
return(0);
}
}
//My Bills
private void button3_Click(object sender, EventArgs e)
{
if (File.Exists("bills.txt"))
{
FileStream fs = new FileStream("bills.txt", FileMode.Open);
BinaryFormatter f = new BinaryFormatter();
List <orders> list = new List <orders>();
List <string> l = new List <string>();
while (fs.Position < fs.Length)
{
orders o = (orders)f.Deserialize(fs);
if (o.e_mail == sign_in.t1)
{
list.Add(o);
}
}
DataTable p_table = new DataTable();
p_table.Columns.Add("Bill ID");
p_table.Columns.Add("Prouduct Name");
p_table.Columns.Add("Quantity");
DataRow pp;
for (int ss = 0; ss < list.Count; ss++)
{
for (int cc = 0; cc < list[ss].products.Count; cc++)
{
pp = p_table.NewRow();
pp["Bill ID"] = list[ss].id;
pp["Prouduct Name"] = list[ss].products.ElementAt(cc).Key;
pp["Quantity"] = list[ss].products.ElementAt(cc).Value;
p_table.Rows.Add(pp);
}
}
dataGridView3.DataSource = p_table;
fs.Close();
dataGridView2.DataSource = list;
}
}
//Make Order btn
private void button2_Click(object sender, EventArgs e)
{
try
{
if (dataGridView1.Rows[0].Cells[0].Value == null || dataGridView1.Rows[0].Cells[1].Value == null)
{
MessageBox.Show("error !!");
}
else
{
dliveryboy boy = new dliveryboy();
products p = new products();
List <KeyValuePair <string, int> > list = new List <KeyValuePair <string, int> >();
float total = 0;
DateTime t = DateTime.Now;
bool flag = false;
for (int i = 0; i < dataGridView1.Rows.Count - 1; i++)
{
if (p.check(dataGridView1.Rows[i].Cells[0].Value.ToString()) && int.Parse(dataGridView1.Rows[i].Cells[1].Value.ToString()) <= p.check_quantity(dataGridView1.Rows[i].Cells[0].Value.ToString()))
{
flag = true;
}
else
{
flag = false;
}
}
if (boy.assgin() == null)
{
MessageBox.Show("Please wait few minutes to make order");
}
else
{
bool ff = true;
for (int i = 0; i < dataGridView1.Rows.Count - 1; i++)
{
if (int.Parse(dataGridView1.Rows[i].Cells[1].Value.ToString()) <= 0)
{
MessageBox.Show("falid quantity in row " + ++i);
ff = false;
}
}
if (ff)
{
for (int j = 0; j < dataGridView1.Rows.Count - 1; j++)
{
if (flag)
{
p.buy(dataGridView1.Rows[j].Cells[0].Value.ToString(), int.Parse(dataGridView1.Rows[j].Cells[1].Value.ToString()));
total += p.return_price_order(dataGridView1.Rows[j].Cells[0].Value.ToString(), int.Parse(dataGridView1.Rows[j].Cells[1].Value.ToString()));
list.Add(new KeyValuePair <string, int>(dataGridView1.Rows[j].Cells[0].Value.ToString(), int.Parse(dataGridView1.Rows[j].Cells[1].Value.ToString())));
MessageBox.Show("done & total= " + total);
}
else
{
MessageBox.Show("invalid name or quantity !!");
}
}
if (flag)
{
total += 5;
orders order = new orders(sign_in.t1, t, list, total, boy.assgin());
order.bill(order);
}
}
}
}
}
catch
{
MessageBox.Show("invalid enter");
}
}
public string return_product(int bill_id, string product, int quantity)
{
string return_message;
if (File.Exists("bills.txt"))
{
FileStream fs = new FileStream("bills.txt", FileMode.Open);
BinaryFormatter f = new BinaryFormatter();
Dictionary <int, orders> list = new Dictionary <int, orders>();
KeyValuePair <string, int> li = new KeyValuePair <string, int>();
// bool falg = false;
DateTime n = DateTime.Now;
while (fs.Position < fs.Length)
{
orders o = (orders)f.Deserialize(fs);
list[o.id] = o;
}
fs.Close();
if (list.ContainsKey(bill_id))
{
if (list[bill_id].date.Day - n.Day <= 14)
{
for (int i = 0; i < list[bill_id].products.Count; i++)
{
if (list[bill_id].products.ElementAt(i).Key == product)
{
if (list[bill_id].products.ElementAt(i).Value >= quantity && quantity != 0)
{
if (list[bill_id].products.ElementAt(i).Value == quantity)
{
li = new KeyValuePair <string, int>(product, quantity);
list[bill_id].products.Remove(li);
products p = new products();
list[bill_id].total -= p.return_price(product) * quantity;
if (list[bill_id].products.Count == 0)
{
list.Remove(bill_id);
}
FileStream format = new FileStream("bills.txt", FileMode.Truncate);
format.Close();
FileStream file = new FileStream("bills.txt", FileMode.Append);
for (int j = 0; j < list.Count; j++)
{
f.Serialize(file, list.ElementAt(j).Value);
}
file.Close();
list.Clear();
p.update_product(product, quantity, 0);
return_message = "done";
list.Clear();
return(return_message);
}
else
{
int x = 0;
x = list[bill_id].products.ElementAt(i).Value - quantity;
li = new KeyValuePair <string, int>(product, list[bill_id].products.ElementAt(i).Value);
list[bill_id].products.Remove(li);
li = new KeyValuePair <string, int>(product, x);
list[bill_id].products.Add(li);
products p = new products();
list[bill_id].total -= p.return_price(product) * quantity;
if (list[bill_id].products.Count == 0)
{
list.Remove(bill_id);
}
FileStream format = new FileStream("bills.txt", FileMode.Truncate);
format.Close();
FileStream file = new FileStream("bills.txt", FileMode.Append);
for (int j = 0; j < list.Count; j++)
{
f.Serialize(file, list.ElementAt(j).Value);
}
file.Close();
list.Clear();
return_message = "done";
p.update_product(product, quantity, 0);
list.Clear();
return(return_message);
}
}
else
{
return_message = "invalid quantity";
return(return_message);
}
}
}
return_message = "product not found";
return(return_message);
}
else
{
return_message = "over 14 day";
return(return_message);
}
}
else
{
return_message = "invalid bill";
return(return_message);
}
}
else
{
return_message = "invalid bill";
return(return_message);
}
}
