Imports System.ComponentModel
Imports DevExpress.Xpf.Core
Imports DevExpress.Xpf.Docking
Imports System.Windows.Media.Animation
Imports DevExpress.Xpf.Core.Native
Imports DevExpress.Xpf.Editors
Imports System.IO
Imports DevExpress.Xpf.Bars
Imports Microsoft.Win32
Imports DevExpress.Spreadsheet
Imports DevExpress.Xpf.Grid
Imports DevExpress.Mvvm.UI.Interactivity
Imports tsUtilidades.Extensiones
Imports tsUtilidades

Public Class ContenedorAplicacion
    Public _Aplicacion As tsUserControl
    Dim _DescripcionDiseño As String
    Dim _TodosUsuariosDiseño As Boolean
    Public Sub New(Ap As tsUserControl)

        ' Llamada necesaria para el diseñador.
        InitializeComponent()
        _Aplicacion = Ap
        ' Agregue cualquier inicialización después de la llamada a InitializeComponent().

    End Sub



    '  Private Sub mv_CurrentChanged(sender As Object, e As System.EventArgs) Handles mv.CurrentChanged
    ' cabecera = Me.mv.CurrentEditItem
    'End Sub

    Public Async Sub Nuevo(sender As System.Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs) Handles btNuevo.ItemClick
        Dim Respuesta As MsgBoxResult = MsgBoxResult.No
        If _Aplicacion.Estado <> EstadosAplicacion.AplicacionSinIndice Then
            Dim be As BaseEdit = Nothing
            Try
                be = LayoutHelper.FindParentObject(Of BaseEdit)(Keyboard.FocusedElement)
            Catch ex As Exception
            End Try

            If Not be Is Nothing Then
                Select Case be.GetType
                    Case GetType(TextEdit), GetType(PasswordBoxEdit), GetType(ButtonEdit), GetType(DateEdit), GetType(ComboBoxEdit), GetType(DevExpress.Xpf.Grid.LookUp.LookUpEdit)
                        Dim expression = be.GetBindingExpression(BaseEdit.EditValueProperty)
                        If Configuracion.ComportamientoValidacion = Validation.InvalidValueBehavior.AllowLeaveEditor Then
                            be.DoValidate()
                            If Not expression Is Nothing AndAlso expression.IsDirty Then expression.UpdateSource()
                        Else
                            If Not expression Is Nothing AndAlso expression.IsDirty Then expression.UpdateSource()
                            be.DoValidate()
                        End If
                    Case GetType(CheckEdit)
                End Select
            End If

            Dim Cancelar As Boolean = False
            For Each linea In Me._Aplicacion.Lineas
                linea.View.CommitEditing()
                If linea.View.HasValidationError Then Cancelar = True
            Next
            If Not Cancelar Then
                Dim Preguntar As Boolean = _Aplicacion.Contexto.HayModificaciones
                'If _Aplicacion.Contexto.GetType.BaseType Is GetType(ObjectContext) Then
                '    Dim bd = DirectCast(_Aplicacion.Contexto, ObjectContext)
                '    Preguntar = bd.ObjectStateManager.GetObjectStateEntries(System.Data.Entity.EntityState.Added + System.Data.Entity.EntityState.Deleted + System.Data.Entity.EntityState.Modified).Count > 0
                'Else
                '    'TODO: dbcontext 
                'End If
                If Preguntar Then
                    If Configuracion.NuevosRapido = False OrElse _Aplicacion.Estado <> EstadosAplicacion.Nuevo Then
                        Respuesta = DXMessageBox.Show("Atención el registro actual ha sido modificado. ¿Desea guardar los cambios antes de añadir uno nuevo?", "Atención", MessageBoxButton.YesNoCancel)
                    Else
                        Respuesta = MsgBoxResult.Yes
                    End If
                    If Respuesta = MsgBoxResult.Yes Then
                        If _Aplicacion.Guardar(sender, e,,, 1) Then
                            Respuesta = MsgBoxResult.Cancel
                        End If
                    End If
                End If
                If Respuesta <> MsgBoxResult.Cancel Then
                    _Aplicacion.ValidarControles = False
                    _Aplicacion.Estado = _Aplicacion.DCPrincipal(, True)
                    If _Aplicacion.docpanel IsNot Nothing Then
                        _Aplicacion.docpanel.Tag = _Aplicacion.idRegistroAplicacionActual
                    End If
                    _Aplicacion.EstableceTitulo()
                    _Aplicacion.EstableceFocoPrimerControl()
                    _Aplicacion.ValidarControles = True
                End If
            End If
        End If
        If Respuesta <> MsgBoxResult.Cancel Then _Aplicacion.LanzaBotonNuevoPulsado()

    End Sub


    Private Sub btEliminar_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs) Handles btEliminar.ItemClick
        _Aplicacion.Eliminar(sender, e)
    End Sub
    Friend Sub IniciaAnimacion(Mensaje As String, Color As Color)
        Try
            Me.siMensaje.Content = Mensaje
            Dim tbm As TextBlock = LayoutHelper.FindElementByName(Me.BarraBotones, "tbMensaje")
            If tbm IsNot Nothing Then
                tbm.Foreground = New SolidColorBrush(Color)
                Dim sb As Storyboard = Me.FindResource("sbDesvanecer")
                Storyboard.SetTarget(sb, tbm)
                'sb.Begin 
                BeginStoryboard(sb)
            End If
        Catch ex As Exception
            Debug.Write(ex.Message)
        End Try

    End Sub
    Friend Sub IniciaAnimacionBlink(Mensaje As String, Color As Color)
        Try
            Me.siMensaje.Content = Mensaje
            Dim tbm As TextBlock = LayoutHelper.FindElementByName(Me.BarraBotones, "tbMensaje")
            tbm.Foreground = New SolidColorBrush(Color)
            Dim sb As Storyboard = Me.FindResource("tsBlink")
            Storyboard.SetTarget(sb, tbm)
            'sb.Begin 
            BeginStoryboard(sb)

        Catch ex As Exception
            Debug.Write(ex.Message)
        End Try

    End Sub

    Friend Sub btImprimirPlantilla_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        _Aplicacion.ValidaControlObjetoActual()
        Dim idPlantilla As Integer = bePlantilla.EditValue
        _Aplicacion.LanzaImprimirPlantilla(sender, e, idPlantilla, False)
    End Sub
    Friend Sub btPrevisualizaPlantilla_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        _Aplicacion.ValidaControlObjetoActual()
        Dim idPlantilla As Integer = bePlantilla.EditValue
        _Aplicacion.LanzaImprimirPlantilla(sender, e, idPlantilla, True)
    End Sub

    Private Sub btAcciones_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        _Aplicacion.ValidaControlObjetoActual()
        Dim idAccion As Integer = beAcciones.EditValue
        _Aplicacion.LanzaEjecutaAccion(sender, e, idAccion)
    End Sub


    Private Sub beAcciones_EditValueChanged(sender As Object, e As RoutedEventArgs)
        Dim idAccion As Integer = beAcciones.EditValue
        Dim acs As List(Of Accion) = Me.cbAcciones.ItemsSource
        Dim ac As Accion = (From a In acs Where a.idAccion = idAccion).First
        Me.btAcciones.Hint = ac.Descripcion
    End Sub

    Private Sub bePlantilla_EditValueChanged(sender As Object, e As RoutedEventArgs)
        Dim idPlantilla As Integer = bePlantilla.EditValue
        Dim plantillas As List(Of Plantilla) = Me.cbPlantillaAImprimir.ItemsSource
        Dim pl As Plantilla = (From p In plantillas Where p.idPlantilla = idPlantilla).First
        Me.btImprimirPlantilla.Hint = pl.Descripcion & " (F7) "
    End Sub



    Private Sub btAyuda_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        _Aplicacion.DelegadoAyuda.Invoke(_Aplicacion.GetType.ToString)
    End Sub

    Private Sub btDiseño_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        Try
            Dim drs = ObtieneDiseñoActual()
            _Aplicacion.DelegadoDiseño.Invoke(_Aplicacion.Contexto, OperacionDiseñoEnum.GUARDAR, _Aplicacion.GetType.ToString, _DescripcionDiseño, _TodosUsuariosDiseño, drs)
        Catch ex As Exception
            If _Aplicacion.DelegadoErrorNoControlado IsNot Nothing Then _Aplicacion.DelegadoErrorNoControlado.Invoke(_Aplicacion, ex)
        End Try
    End Sub

    Friend Function ObtieneDiseñoActual() As Byte()
        Dim ld As New DiseñoRejillas
        Dim i As Integer
        For Each l In _Aplicacion.Lineas
            i += 1
            If l.Name = "" Then l.Name = "tsRejilla-" & i.ToString
            Dim dr As New DiseñoRejilla
            dr.Nombre = l.Name
            dr.Version = "1"
            Dim ms As New MemoryStream
            l.SaveLayoutToStream(ms)
            dr.Diseño = ms.ToArray
            ld.Rejillas.Add(dr)
        Next
        Dim drs = System.Text.Encoding.Unicode.GetBytes(tsUtilidades.Utilidades.serializar(ld))
        Return drs
    End Function


    Private Sub btRestaurarDiseño_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)

        If _Aplicacion.DiseñoOriginal IsNot Nothing Then
            Try
                Dim ld As New DiseñoRejillas
                ld = tsUtilidades.Utilidades.deserializar(System.Text.Encoding.Unicode.GetString(_Aplicacion.DiseñoOriginal), ld.GetType)
                Dim i As Integer
                For Each l In _Aplicacion.Lineas
                    i += 1
                    If l.Name = "" Then l.Name = "tsRejilla-" & i.ToString
                    Try
                        If ld.Rejillas.Any(Function(x) x.Nombre = l.Name) Then
                            Dim dr As DiseñoRejilla = ld.Rejillas.Where(Function(x) x.Nombre = l.Name).First
                            l.RestoreLayoutFromStream(New System.IO.MemoryStream(dr.Diseño))
                        End If
                    Catch ex As Exception
                        If _Aplicacion.DelegadoErrorNoControlado IsNot Nothing Then _Aplicacion.DelegadoErrorNoControlado.Invoke(_Aplicacion, ex)
                        ' Debug.Write("Error DelegadoDiseño Rejilla")
                    End Try
                Next
                Dim drs = System.Text.Encoding.Unicode.GetBytes(tsUtilidades.Utilidades.serializar(ld))
                _Aplicacion.DelegadoDiseño.Invoke(_Aplicacion.Contexto, OperacionDiseñoEnum.RESTAURAR_ORIGINAL, _Aplicacion.GetType.ToString, _DescripcionDiseño, _TodosUsuariosDiseño, drs)
            Catch ex As Exception
                If _Aplicacion.DelegadoErrorNoControlado IsNot Nothing Then _Aplicacion.DelegadoErrorNoControlado.Invoke(_Aplicacion, ex)
            End Try
        End If
    End Sub

    Private Sub btGuardarDiseñoComo_ItemClick(sender As Object, e As ItemClickEventArgs)
        Try
            Dim drs = ObtieneDiseñoActual()
            _Aplicacion.DelegadoDiseño.Invoke(_Aplicacion.Contexto, OperacionDiseñoEnum.GUARDAR_COMO, _Aplicacion.GetType.ToString, _DescripcionDiseño, _TodosUsuariosDiseño, drs)
        Catch ex As Exception
            If _Aplicacion.DelegadoErrorNoControlado IsNot Nothing Then _Aplicacion.DelegadoErrorNoControlado.Invoke(_Aplicacion, ex)
            DXMessageBox.Show(ex.Message, "Error btDiseñoComo_Itemclick")
        End Try

    End Sub

    Private Sub btAbrirDiseñoGuardado_ItemClick(sender As Object, e As ItemClickEventArgs)
        'Dim b = _Aplicacion.DelegadoDiseño.Invoke(_Aplicacion.Contexto, OperacionDiseñoEnum.ABRIR_DISEÑO_GUARDADO, _Aplicacion.GetType.ToString, _DescripcionDiseño, _TodosUsuariosDiseño, Nothing)
        'If b IsNot Nothing Then
        '    Dim ld As New DiseñoRejillas
        '    ld = tsUtilidades.Utilidades.deserializar(System.Text.Encoding.Unicode.GetString(b), ld.GetType)
        '    Dim i As Integer
        '    Dim lg As List(Of tsGridControl) = Nothing
        '    tsWPFCore.ObtieneHijosDeTipo(Me, lg)
        '    For Each l In lg
        '        i += 1
        '        If l.Name = "" Then l.Name = "tsRejilla-" & i.ToString
        '        Try
        '            If ld.Rejillas.Any(Function(x) x.Nombre = l.Name) Then
        '                Dim dr As DiseñoRejilla = ld.Rejillas.Where(Function(x) x.Nombre = l.Name).First
        '                l.RestoreLayoutFromStream(New System.IO.MemoryStream(dr.Diseño))
        '            End If
        '        Catch ex As Exception
        '            If _Aplicacion.DelegadoErrorNoControlado IsNot Nothing Then _Aplicacion.DelegadoErrorNoControlado.Invoke(_Aplicacion, ex)
        '            DXMessageBox.Show(ex.Message, "Error btDiseñoGuardado_Itemclick")
        '        End Try
        '    Next
        'End If
    End Sub

    Public Sub btGuardar_ItemClick(sender As Object, e As ItemClickEventArgs) Handles btGuardar.ItemClick
        btGuardar.IsEnabled = False
        btGuardarYBuscar.IsEnabled = False
        Dim cancelar = _Aplicacion.Guardar(sender, e,,, 2)
        If Not cancelar And (_Aplicacion.Estado = EstadosAplicacion.AplicacionSinIndice OrElse _Aplicacion.Estado = EstadosAplicacion.SinDatos) Then btGuardar.IsEnabled = True
    End Sub
    Private Sub BtCapturar_ItemClick(sender As Object, e As ItemClickEventArgs)
        Dim sficherojpg = tsUtilidades.Utilidades.ObtieneFicheroAleatorio("jpg")
        IO.File.WriteAllBytes(sficherojpg, Me._Aplicacion.ObtieneImagen(1, 100))
        Process.Start(sficherojpg)
    End Sub

    Private Sub BtExportar_ItemClick(sender As Object, e As ItemClickEventArgs)
        Try
            Dim sfd As New SaveFileDialog
            sfd.FileName = "Exportacion.xlsx"
            sfd.Filter = "Fichero Excel (*.xls, *.xlsx|*.xls;*.xlsx"
            sfd.DefaultExt = ".xlsx"
            Dim ms As New List(Of Stream)
            Dim formato As DevExpress.Spreadsheet.DocumentFormat
            Select Case IO.Path.GetExtension(sfd.FileName).ToLower
                Case ".xls"
                    formato = DevExpress.Spreadsheet.DocumentFormat.Xls
                Case ".xlsx"
                    formato = DevExpress.Spreadsheet.DocumentFormat.Xlsx
            End Select
            If sfd.ShowDialog Then
                Dim ls = New MemoryStream
                Dim i As Integer = 0
                If Me._Aplicacion.Estado <> EstadosAplicacion.AplicacionSinIndice Then
                    Dim ngc As New tsGridControl
                    For Each oc In Me._Aplicacion.ControlesTS
                        Dim gc As New tsGridColumn()
                        gc.FieldName = oc.PropiedadesTS.NombreCampo
                        gc.Header = oc.Label.ToString.TrimEnd(":")
                        gc.Width = oc.Width
                        ngc.Columns.Add(gc)
                    Next
                    ngc.ItemsSource = Me._Aplicacion.Contexto
                    ngc.View.ExportToXlsx(ls)
                    ms.Add(ls)
                End If
                For Each l In Me._Aplicacion.Lineas
                    ls = New MemoryStream
                    ms.Add(ls)
                    Dim vista As TableView = l.View
                    Select Case formato
                        Case DevExpress.Spreadsheet.DocumentFormat.Xls
                            vista.ExportToXls(ls)
                        Case DevExpress.Spreadsheet.DocumentFormat.Xlsx
                            vista.ExportToXlsx(ls)
                    End Select
                    i += 1
                Next
                Dim wb As New Workbook
                For i = 0 To ms.Count - 1
                    Dim wbc As New Workbook
                    ms(i).Position = 0
                    wbc.LoadDocument(ms(i), formato)
                    wb.Worksheets(i).CopyFrom(wbc.Worksheets(0))
                    Dim sNombre As String
                    If i = 0 Then
                        sNombre = If(Me._Aplicacion.DescripcionRegistro.NothingAVacio <> "", Me._Aplicacion.DescripcionRegistro.NothingAVacio, "Hoja")
                    Else
                        sNombre = Me._Aplicacion.Lineas(i - 1).NombreTablaBase
                    End If
                    Dim j As Integer = 0
                    Dim sNombreFinal = sNombre
                    Do Until wb.Worksheets.Any(Function(x) x.Name.ToLower = sNombreFinal.ToLower) = False
                        j += 1
                        sNombreFinal = sNombre & "-" & j.ToString
                    Loop
                    Dim sNombreHoja = sNombreFinal.Replace("/", " ").Acortar(30)
                    Dim k As Integer
                    Do Until wb.Worksheets.Any(Function(x) x.Name = sNombreHoja) = False
                        sNombreHoja = (k.ToString & " - " & sNombreHoja).Acortar(30)
                    Loop
                    wb.Worksheets(i).Name = sNombreHoja
                    If i < ms.Count - 1 Then wb.Worksheets.Add()
                Next
                If Me._Aplicacion.Estado <> EstadosAplicacion.AplicacionSinIndice Then
                    Dim nc As Integer = 0
                    For Each c In Me._Aplicacion.ControlesTS
                        Select Case c.Content.GetType
                            Case GetType(CheckEdit)
                                Dim Ce As CheckEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(If(Ce.IsChecked, "SI", "NO"))
                            Case GetType(ButtonEdit)
                                Dim te As ButtonEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(te.EditValue)
                            Case GetType(TextEdit)
                                Dim te As TextEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(te.EditValue)
                            Case GetType(DateEdit)
                                Dim de As DateEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(de.EditValue)
                            Case GetType(ComboBoxEdit)
                                Dim cbe As ComboBoxEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(cbe.DisplayText)
                            Case GetType(DevExpress.Xpf.Grid.LookUp.LookUpEdit)
                                Dim le As DevExpress.Xpf.Grid.LookUp.LookUpEdit = c.Content
                                wb.Worksheets(0).Cells(1, nc).SetValue(le.EditValue)
                        End Select
                        nc += 1
                    Next
                End If
                wb.SaveDocument(sfd.FileName, formato)
                Process.Start(sfd.FileName)
            End If
        Catch ex As Exception
            DXMessageBox.Show(ex.Message, "Error")
        End Try
    End Sub


    Public Sub btBuscar_ItemClick(sender As Object, e As ItemClickEventArgs) Handles btBuscar.ItemClick
        Me._Aplicacion.LanzaBuscarNuevoRegistro(False)
    End Sub

    Public Sub btGuardarYBuscar_ItemClick(sender As Object, e As ItemClickEventArgs) Handles btGuardarYBuscar.ItemClick
        btGuardar.IsEnabled = False
        btGuardarYBuscar.IsEnabled = False
        If Not _Aplicacion.Guardar(sender, e,,, 1) Then
            Me._Aplicacion.LanzaBuscarNuevoRegistro(True)
        End If
    End Sub

    Friend Sub btActualizar_ItemClick(sender As Object, e As ItemClickEventArgs) Handles btActualizar.ItemClick
        Me._Aplicacion.RefrescaUC()
    End Sub
    Private Sub btSeleccionar_CheckedChanged(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
        If _Aplicacion IsNot Nothing AndAlso _Aplicacion.GridSeleccion IsNot Nothing Then
            Dim tv = DirectCast(_Aplicacion.GridSeleccion.View, TableView)
            If tv IsNot Nothing Then
                If btSeleccionar.IsChecked Then
                    _Aplicacion.GridSeleccion.SelectionMode = MultiSelectMode.MultipleRow
                    _Aplicacion.GridSeleccion.UnselectAll()
                    tv.ShowCheckBoxSelectorColumn = True
                Else
                    tv.ShowCheckBoxSelectorColumn = False
                End If
            End If
        End If
    End Sub

    'Public Shared Function GetMaxlenght(oc As ObjectContext, Nombreentity As String, field As String) As Integer
    '    If oc IsNot Nothing AndAlso Nombreentity <> "" AndAlso Not String.IsNullOrEmpty(field) Then
    '        If Nombreentity.Contains(".") Then
    '            Nombreentity = Nombreentity.Split(".").Last
    '        End If
    '        If field.Contains(".") Then
    '            Nombreentity = field.Split(".")(field.Split(".").Count - 2)
    '            field = field.Split(".").Last
    '        End If
    '        Dim container As EntityContainer = Nothing
    '        If oc.MetadataWorkspace.TryGetEntityContainer(oc.DefaultContainerName, DataSpace.CSpace, container) Then
    '            Dim entitySet As EntitySet = Nothing
    '            If container.TryGetEntitySetByName(Nombreentity, False, entitySet) Then
    '                Const mlenght As String = "MaxLength"
    '                If entitySet.ElementType.Members.Contains(field) AndAlso entitySet.ElementType.Members(field).TypeUsage.Facets.Contains(mlenght) Then
    '                    Dim smaxlenght As Object = entitySet.ElementType.Members(field).TypeUsage.Facets(mlenght).Value

    '                    If smaxlenght IsNot Nothing Then
    '                        Dim maxlenght As Integer
    '                        If Integer.TryParse(smaxlenght.ToString(), maxlenght) Then
    '                            Return maxlenght
    '                        End If
    '                    End If
    '                End If
    '            End If
    '        End If
    '    End If
    '    Return -1
    'End Function

    Private Sub ContenedorAplicacion_PreviewKeyDown(sender As Object, e As KeyEventArgs) Handles Me.PreviewKeyDown
        If e.Key = Key.F1 OrElse e.Key = Key.F2 OrElse e.Key = Key.F3 OrElse e.Key = Key.F4 OrElse e.Key = Key.F5 OrElse e.Key = Key.F6 OrElse e.Key = Key.F7 OrElse e.Key = Key.F8 OrElse e.Key = Key.F9 OrElse e.Key = Key.F10 OrElse e.Key = Key.F11 OrElse e.Key = Key.F12 OrElse e.Key = Key.System Then
            _Aplicacion.LanzaTeclaFuncionPulsada(sender, e)
        End If
    End Sub

    Private Sub ContenedorAplicacion_IsVisibleChanged(sender As Object, e As DependencyPropertyChangedEventArgs) Handles Me.IsVisibleChanged

    End Sub
End Class