protected void Button1_Click(object sender, EventArgs e)
{
if (txtTemperatura.Text.Trim().Length > 0)
{
FileStream stream;
string fileName = Server.MapPath("Temperaturas.txt");
if (lstDepartamentos.Count == 0)
{
stream = new FileStream(fileName, FileMode.OpenOrCreate, FileAccess.Write);
}
else
{
stream = new FileStream(fileName, FileMode.Append, FileAccess.Write);
}
StreamWriter writer = new StreamWriter(stream);
clsTemperatura nuevaTemp = new clsTemperatura();
nuevaTemp.NoIdentificacion = DropDownList1.SelectedValue.ToString();
nuevaTemp.Grados = Convert.ToInt32(txtTemperatura.Text);;
nuevaTemp.Fecha = Calendar1.SelectedDate;
writer.WriteLine(nuevaTemp.NoIdentificacion);
writer.WriteLine(nuevaTemp.Grados);
writer.WriteLine(nuevaTemp.Fecha);
writer.Close();
this.lstTemperaturas.Add(nuevaTemp);
txtTemperatura.Text = "";
DropDownList1.SelectedIndex = 0;
string script = "alert(\"Registro agregado exitosamente.\");";
ScriptManager.RegisterStartupScript(this, GetType(),
"ServerControlScript", script, true);
leer();
}
else
{
string script = "alert(\"Debe agregar una temperatura\");";
ScriptManager.RegisterStartupScript(this, GetType(),
"ServerControlScript", script, true);
}
}
private void leer()
{
lstDepartamentos = new List <clsDepartamento>();
lstTemperaturas = new List <clsTemperatura>();
lstAux = new List <clsTemp>();
string fileName = Server.MapPath("Departamentos.txt");
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
clsDepartamento departamentoTemp = new clsDepartamento();
departamentoTemp.NoIdentificacion = reader.ReadLine();
departamentoTemp.Nombre = reader.ReadLine();
lstDepartamentos.Add(departamentoTemp);
}
reader.Close();
string fileName2 = Server.MapPath("Temperaturas.txt");
FileStream stream2 = new FileStream(fileName2, FileMode.Open, FileAccess.Read);
StreamReader reader2 = new StreamReader(stream2);
while (reader2.Peek() > -1)
{
clsTemperatura temperaturaTemp = new clsTemperatura();
temperaturaTemp.NoIdentificacion = reader2.ReadLine();
temperaturaTemp.Grados = Convert.ToInt32(reader2.ReadLine());
temperaturaTemp.Fecha = Convert.ToDateTime(reader2.ReadLine());
lstTemperaturas.Add(temperaturaTemp);
}
reader2.Close();
foreach (var l in lstTemperaturas)
{
foreach (var d in lstDepartamentos)
{
if (l.NoIdentificacion == d.NoIdentificacion)
{
clsTemp aux = new clsTemp();
aux.Temp = l.Grados;
aux.Nombre = d.Nombre;
aux.Cent = aux.Temp + "°C";
lstAux.Add(aux);
}
}
}
if (!IsPostBack)
{
if (lstDepartamentos.Count > 0)
{
DropDownList1.Items.Clear();
DropDownList1.DataValueField = "NoIdentificacion";
DropDownList1.DataTextField = "NoIdentificacion";
DropDownList1.DataSource = lstDepartamentos;
DropDownList1.DataBind();
mostrarDep();
}
}
if (lstTemperaturas.Count > 0)
{
GridView1.DataSource = null;
GridView1.DataSource = lstTemperaturas;
GridView1.DataBind();
}
}
private void leer()
{
lstDepartamentos = new List <clsDepartamento>();
lstTemperaturas = new List <clsTemperatura>();
lstAux = new List <clsTemp>();
string fileName = Server.MapPath("Departamentos.txt");
FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
StreamReader reader = new StreamReader(stream);
while (reader.Peek() > -1)
{
clsDepartamento departamentoTemp = new clsDepartamento();
departamentoTemp.NoIdentificacion = reader.ReadLine();
departamentoTemp.Nombre = reader.ReadLine();
lstDepartamentos.Add(departamentoTemp);
}
reader.Close();
string fileName2 = Server.MapPath("Temperaturas.txt");
FileStream stream2 = new FileStream(fileName2, FileMode.Open, FileAccess.Read);
StreamReader reader2 = new StreamReader(stream2);
while (reader2.Peek() > -1)
{
clsTemperatura temperaturaTemp = new clsTemperatura();
temperaturaTemp.NoIdentificacion = reader2.ReadLine();
temperaturaTemp.Grados = Convert.ToInt32(reader2.ReadLine());
temperaturaTemp.Fecha = Convert.ToDateTime(reader2.ReadLine());
lstTemperaturas.Add(temperaturaTemp);
}
reader2.Close();
temperaturaProm = 0;
foreach (var l in lstTemperaturas)
{
foreach (var d in lstDepartamentos)
{
if (l.NoIdentificacion == d.NoIdentificacion)
{
clsTemp aux = new clsTemp();
aux.Temp = l.Grados;
aux.Nombre = d.Nombre;
aux.Cent = aux.Cent + "°C";// solo aparecera °C
// antes: aux.Grados + "°C" para que apareciera valor°C
// no se pudo poner una columna en visible false, entonces
// se modificó este código para que solo aparezca el "°C"
lstAux.Add(aux);
}
}
}
if (lstAux2 != null)
{
dtgDatos.DataSource = null;
dtgDatos.DataSource = lstAux2;
dtgDatos.DataBind();
lstAux2 = null;
}
if (!IsPostBack)
{
if (lstDepartamentos.Count > 0)
{
DropDownList1.Items.Clear();
DropDownList1.DataValueField = "NoIdentificacion";
DropDownList1.DataTextField = "Nombre";
DropDownList1.DataSource = lstDepartamentos;
DropDownList1.DataBind();
mostrarTemp();
dtgDatos.DataSource = null;
dtgDatos.DataSource = lstAux;
dtgDatos.DataBind();
}
}
foreach (var l in lstTemperaturas)
{
temperaturaProm += l.Grados;
}
temperaturaProm = temperaturaProm / lstTemperaturas.Count;
lblTemp.Text = temperaturaProm + " °C";
}