Option Explicit On
Option Strict On

Imports System.Data
Imports Extensiones
Partial Class RH_ComparativoNomina
    Inherits ClsPaginas

    Private ReadOnly Property DTPeriodos As Data.DataTable
        Get
            Return DirectCast(ViewState("DTPeriodos"), Data.DataTable)
        End Get
    End Property

    Protected Sub Page_Load(sender As Object, e As System.EventArgs) Handles Me.Load
        If Not IsPostBack Then
            DdlTipoPeriodo.DataSource = GlobalDTTipoPeriodo.FiltraParametros("Estatus = 'Activo'")
            DdlTipoPeriodo.DataBind()
            DdlTipoPeriodo.Items.Insert(0, New ListItem("Seleccione", "-1"))

            DdlEjercicio.Items.Add(New ListItem(UsuarioActual.Empresa.EjercicioActual.ToString, UsuarioActual.Empresa.EjercicioActual.ToString))
            DdlEjercicio.Items.Add(New ListItem((UsuarioActual.Empresa.EjercicioActual - 1).ToString, (UsuarioActual.Empresa.EjercicioActual - 1).ToString))
            'DdlEjercicio.Items.Insert(0, New ListItem("Seleccionar", "-1"))

            ViewState("Orden") = ""
        End If
    End Sub

    Protected Sub DdlEjercicio_SelectedIndexChanged(sender As Object, e As EventArgs)
        If DdlEjercicio.SelectedValue.ToEntero > 0 And DdlTipoPeriodo.SelectedValue.ToEntero > 0 Then

            Dim ObjPeriodos As New ClsNominas
            If ObjPeriodos.GetPeriodos(DdlTipoPeriodo.SelectedValue.ToEntero, UsuarioActual.CveEmpresa, DdlEjercicio.SelectedValue.ToEntero, -1, -1) Then
                ViewState("DTPeriodos") = ObjPeriodos.DtResultados
                DdlPeriodo.DataSource = DTPeriodos
                DdlPeriodo.Items.Clear()
                DdlPeriodo.DataBind()
                DdlPeriodo.Items.Insert(0, New ListItem("Seleccione un Periodo", "-1"))
            Else
                DdlPeriodo.DataSource = Nothing
            End If
            ObjPeriodos.Dispose()
        End If
        Gv.DataBind()
        UPDatos.Update()
    End Sub

    Protected Sub DdlTipoPeriodo_SelectedIndexChanged(sender As Object, e As EventArgs)
        If DdlTipoPeriodo.SelectedValue.ToEntero > 0 Then

            Dim ObjPeriodos As New ClsNominas
            If ObjPeriodos.GetPeriodos(DdlTipoPeriodo.SelectedValue.ToEntero, UsuarioActual.CveEmpresa, DdlEjercicio.SelectedValue.ToEntero, -1, -1) Then
                ViewState("DTPeriodos") = ObjPeriodos.DtResultados
                DdlPeriodo.DataSource = DTPeriodos
            Else
                DdlPeriodo.DataSource = Nothing
            End If
            ObjPeriodos.Dispose()
        End If

        DdlPeriodo.Items.Clear()
        DdlPeriodo.DataBind()
        DdlPeriodo.Items.Insert(0, New ListItem("Seleccione un Periodo", "-1"))
    End Sub

    Protected Sub CargaDatos()
        Dim ObjComparativoNomina As New ClsRH
        UPDatos.Update()
        Gv.DataBind()

        If ObjComparativoNomina.GetComparativoNomina(DdlPeriodo.SelectedValue.ToEntero, "-1") Then
            ViewState("DTComparativoNomina") = ObjComparativoNomina.DtResultados
        End If

        ObjComparativoNomina.Dispose()

        If ViewState("Orden").ToString() <> String.Empty Then
            CargaGrid(ViewState("Orden").ToString())
        Else
            CargaGrid("")
        End If

    End Sub



    Protected Sub CargarComparativoNomina(sender As Object, e As EventArgs)
        CargaDatos()
    End Sub

#Region "O R D E N A M I E N T O"
    Protected Sub LbOrden_Click(ByVal sender As Object, ByVal e As EventArgs)
        Dim Orden As String = ""
        Dim Campo As String = ""
        Dim Literal As Literal = Nothing
        Const OrdenInicial As String = ""
        Dim Arg(2) As String

        Arg = CType(sender, LinkButton).CommandArgument().ToString.Split(";"c)
        Campo = Arg(0)
        Literal = CType(CType(sender, LinkButton).NamingContainer.FindControl("Img" & Campo.Replace(",", "_")), Literal)

        If ViewState(String.Format("O{0}", Campo)) IsNot Nothing AndAlso ViewState(String.Format("O{0}", Campo)).ToString = String.Format("{0} DESC", Campo) Then
            ViewState(String.Format("O{0}", Campo)) = String.Format("{0} ASC", Campo)
            Literal.Text = String.Format("<i class='fa fa-sort-asc' style='color:#999' ></i>")
        Else
            ViewState(String.Format("O{0}", Campo)) = String.Format("{0} DESC", Campo)
            Literal.Text = String.Format("<i class='fa fa-sort-desc' style='color:#999' ></i>")
        End If
        Orden = OrdenInicial & ViewState(String.Format("O{0}", Campo)).ToString
        ViewState("Orden") = Orden
        CargaGrid(Orden)
    End Sub

    Protected Sub CargaGrid(Orden As String)
        If Orden <> String.Empty Then
            Dim DV As New DataView(CType(ViewState("DTComparativoNomina"), DataTable), "", Orden, DataViewRowState.CurrentRows)
            Gv.DataSource = DV.ToTable()
            DV.Dispose()
        Else
            Gv.DataSource = CType(ViewState("DTComparativoNomina"), DataTable)
        End If
        Gv.DataBind()
        UPDatos.Update()
    End Sub
#End Region

    Protected Sub ImgExcel_Click(sender As Object, e As ImageClickEventArgs) Handles ImgExcel.Click
        Gv.ExportToExcel("ComparativoNomina")
    End Sub
End Class