private void button2_Click(object sender, EventArgs e)
{
string fileName = "Inventario.txt.";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
int cont = 0;
while (reader.Peek() > -1)
{
Productos protemp = new Productos();
protemp.Producto = reader.ReadLine();
protemp.Precio = Convert.ToDouble(reader.ReadLine());
protemp.Unidades = Convert.ToDouble(reader.ReadLine());
protemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(protemp);
}
reader.Close();
for (int i = 0; i < productos.Count; i++)
{
if (productos[i].Producto == textBoxProductos.Text)
{
textBoxProductos.Text = productos[i].Producto;
textBoxPrecio.Text = productos[i].Precio.ToString();
textBoxUnidades.Text = productos[i].Unidades.ToString();
textBoxFecha.Text = productos[i].Fecha.ToString();
posicionmodificar = i;
cont++;
}
}
if (cont == 0)
{
MessageBox.Show("Producto no encontrado.");
textBoxProductos.Text = "";
textBoxProductos.Focus();
}
}
private void button4_Click(object sender, EventArgs e)
{
if ((comboBoxMes.Text == "Enero"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Febrero"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Marzo"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Abril"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Mayo"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Junio"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Julio"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Agosto"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Septiembre"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Octubre"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Noviembre"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
if ((comboBoxMes.Text == "Diciembre"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos pptemp = new Productos();
DateTime a = new DateTime(2018, 6, 1, 10, 01, 30);
pptemp.Producto = reader.ReadLine();
pptemp.Precio = Convert.ToDouble(reader.ReadLine());
pptemp.Unidades = Convert.ToDouble(reader.ReadLine());
pptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(pptemp);
}
reader.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
dataGridView2.DataSource = productos;
dataGridView2.Refresh();
}
}
private void button3_Click(object sender, EventArgs e)
{
//Primera Opcion
if ((comboBoxListas.Text == "Productos más vendidos"))
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos ptemp = new Productos();
ptemp.Producto = reader.ReadLine();
ptemp.Precio = Convert.ToDouble(reader.ReadLine());
ptemp.Unidades = Convert.ToDouble(reader.ReadLine());
ptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(ptemp);
}
reader.Close();
dataGridView1.DataSource = null;
dataGridView1.Refresh();
dataGridView1.DataSource = productos;
dataGridView1.Refresh();
}
//Segunda Opcion
if (comboBoxListas.Text == "Productos con poca existencia")
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Inventario1.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Productos ptemp = new Productos();
ptemp.Producto = reader.ReadLine();
ptemp.Precio = Convert.ToDouble(reader.ReadLine());
ptemp.Unidades = Convert.ToDouble(reader.ReadLine());
ptemp.Fecha = Convert.ToDateTime(reader.ReadLine());
productos.Add(ptemp);
}
reader.Close();
dataGridView1.DataSource = null;
dataGridView1.Refresh();
dataGridView1.DataSource = productos;
dataGridView1.Refresh();
}
//Tercera Opcion
if (comboBoxListas.Text == "Ventas cada vendedor")
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Factura.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Venta1 vtemp = new Venta1();
vtemp.Producto = reader.ReadLine();
vtemp.Unidades = Convert.ToDouble(reader.ReadLine());
vtemp.Cliente = reader.ReadLine();
vtemp.Cajero = reader.ReadLine();
vtemp.Fh = Convert.ToDateTime(reader.ReadLine());
venta1.Add(vtemp);
}
reader.Close();
dataGridView1.DataSource = null;
dataGridView1.Refresh();
dataGridView1.DataSource = venta1;
dataGridView1.Refresh();
}
//Cuarta Opcion
if (comboBoxListas.Text == "Vendedor con más ventas")
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
string fileName = "Usuarios1.txt";
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
Usuarios utemp = new Usuarios();
utemp.Nombre = reader.ReadLine();
utemp.Departamento = reader.ReadLine();
usuarios.Add(utemp);
}
reader.Close();
dataGridView1.DataSource = null;
dataGridView1.Refresh();
dataGridView1.DataSource = usuarios;
dataGridView1.Refresh();
}
}
