2021-10-29 10:37:04 +02:00

270 lines
11 KiB
VB.net

Imports System.Globalization
Imports System.IO
Imports DigitalData.Modules.Logging
Imports MultiTool.Shared.Schemas
Imports MultiTool.Shared.Winline
Namespace Documents
Public Class DocumentLoader
Inherits BaseClass
Private ReadOnly Winline As Winline.Data
Public Files As New List(Of Document)
Public Sub New(pLogConfig As LogConfig, pWinline As Winline.Data)
MyBase.New(pLogConfig, pLogConfig.GetLogger())
Winline = pWinline
End Sub
Public Function LoadFiles(pInputDirectory As String, pSchema As Schema, pMandator As Mandator) As Boolean
If pInputDirectory = String.Empty Then
Throw New ArgumentNullException("InputDirectory")
End If
Logger.Info("Loading files from directory [{0}]", pInputDirectory)
Files.Clear()
Try
Dim oDirectory As New DirectoryInfo(pInputDirectory)
Dim oFiles = oDirectory.GetFiles()
Logger.Debug("Found [{0}] files in directory [{1}]", oFiles.Count, oDirectory)
For Each oFile In oFiles
Dim oDocument = LoadFile(oFile, pSchema, pMandator)
Files.Add(oDocument)
Next
Return True
Catch ex As Exception
Logger.Error(ex)
Throw ex
End Try
End Function
Public Function LoadFile(pFileInfo As FileInfo, pSchema As Schema, pMandator As Mandator) As Document
Dim oFileList As New List(Of FileInfo) From {pFileInfo}
Logger.Info("Loading file [{0}]", pFileInfo.Name)
Try
Return oFileList.
Select(AddressOf WrapFileInfo).
Select(Function(d) IncludeSchema(d, pSchema)).
Select(Function(d) LoadDocumentData(d, pSchema)).
Select(Function(d) MatchDataFromWinLine(d, Winline.Mandators, pMandator)).
SingleOrDefault()
Catch ex As Exception
Logger.Error(ex)
Throw ex
End Try
End Function
Private Function IncludeSchema(pDocument As Document, pSchema As Schema) As Document
pDocument.Schema = pSchema
Return pDocument
End Function
''' <summary>
''' Loads a single document from the FullName Property in the Document Object
''' </summary>
''' <example>
'''
''' A document might look like this:
''' <MESOWebService>
''' <Row1></Row1>
''' <Row2></Row2>
''' <Row3></Row3>
''' </MESOWebService>
'''
''' </example>
Private Function LoadDocumentData(pDocument As Document, pSchema As Schema) As Document
Dim oText As String = IO.File.ReadAllText(pDocument.FullName)
Dim oDoc = XDocument.Parse(oText)
Dim oRootElement As XElement = XmlData.GetElement(oDoc, "MESOWebService")
If oRootElement Is Nothing Then
Throw New Exceptions.MalformedXmlException("Datei enthält kein MESOWebService-Element")
End If
Dim oTemplateName = XmlData.GetElementAttribute(oRootElement, "Template")
If oTemplateName Is Nothing Then
Throw New Exceptions.MalformedXmlException("Datei enthält kein Template-Attribut")
End If
Dim oTemplateType = XmlData.GetElementAttribute(oRootElement, "TemplateType")
If oTemplateType Is Nothing Then
Throw New Exceptions.MalformedXmlException("Datei enthält kein TemplateType-Attribut")
End If
Dim oOption = XmlData.GetElementAttribute(oRootElement, "option")
If oOption Is Nothing Then
Throw New Exceptions.MalformedXmlException("Datei enthält kein option-Attribut")
End If
Dim oPrintVoucher = XmlData.GetElementAttribute(oRootElement, "printVoucher")
If oPrintVoucher Is Nothing Then
Throw New Exceptions.MalformedXmlException("Datei enthält kein printVoucher-Attribut")
End If
' The first level of Elements are the document Rows
Dim oTopLevelElements As List(Of XElement) = oRootElement.Elements.ToList
Dim oDocumentRows As New List(Of DocumentRow)
For Each oTopLevelElement As XElement In oTopLevelElements
Dim oFields As New Dictionary(Of String, DocumentRow.FieldValue)
Dim oSubElements = oTopLevelElement.Descendants().ToList()
Dim oTable = pSchema.Tables.
Where(Function(t) t.Name = oTopLevelElement.Name).
FirstOrDefault()
For Each oSubElement As XElement In oSubElements
Dim oSchemaField = oTable.Columns.
Where(Function(c) c.Name = oSubElement.Name).
SingleOrDefault()
Dim oValue = oSubElement.Value
' TODO: Needed when we have time for date times
'If oSchemaField.DataType = Constants.ColumnType.Date Then
' Dim oDate = Date.ParseExact(oValue, "yyyy-MM-dd", CultureInfo.InvariantCulture)
' oValue = oDate.ToString("d")
'End If
oFields.Add(oSubElement.Name.ToString, New DocumentRow.FieldValue With {
.Original = oValue,
.Final = oValue,
.DataType = oSchemaField.DataType
})
Next
' Create a DocumentRow object for each Top Level Element
Dim oRow = New DocumentRow With {
.Name = oTopLevelElement.Name.ToString,
.Fields = oFields
}
oDocumentRows.Add(oRow)
Next
' Update the document
pDocument.TemplateName = oTemplateName
pDocument.TemplateType = oTemplateType
pDocument.Option = oOption
pDocument.PrintVoucher = oPrintVoucher
pDocument.Rows = oDocumentRows
Return pDocument
End Function
Private Function MatchDataFromWinLine(pDocument As Document, pMandators As List(Of Mandator), pMandator As Mandator) As Document
Dim oMandators As List(Of Winline.Mandator) = pMandators.
Where(Function(m) m.IsWhitelisted = True).
OrderBy(Function(m) m.Order).
ToList()
Dim oMandator As Mandator = Nothing
If pMandator IsNot Nothing Then
oMandator = pMandator
Else
oMandator = Winline.FindMatchingMandatorFromOrder(pDocument)
End If
If oMandator Is Nothing Then
Logger.Warn("Mandator not found for File [{0}]", pDocument.File.Name)
Throw New Exceptions.NoMandatorException($"Mandator not found for file [{pDocument.File.Name}]")
End If
pDocument = MatchDocumentData(pDocument, oMandator)
pDocument.Mandator = oMandator
Return pDocument
End Function
Private Function MatchDocumentData(pDocument As Document, pMandator As Winline.Mandator) As Document
Dim oYear = Winline.GetWinLineYear()
If pMandator Is Nothing Then
Return pDocument
End If
Dim oHead As DocumentRow = pDocument.Rows.
Where(Function(r) r.Name.ToUpper.EndsWith("T025")).
SetValue(Sub(r As DocumentRow) SetAccountByGLN(r, pMandator, "Fakt_Kontonummer", "Fakt_Name")).
SetValue(Sub(r As DocumentRow) SetAccountByGLN(r, pMandator, "Lief_Kontonummer", "Lief_Name")).
FirstOrDefault()
Dim oPositions As List(Of DocumentRow) = pDocument.Rows.
Where(Function(r) r.Name.ToUpper.EndsWith("T026")).
SetValue(Sub(oRow As DocumentRow)
Dim oNumberItem As DocumentRow.FieldValue = oRow.Fields.GetOrDefault("Artikelnummer")
If oNumberItem Is Nothing Then
Exit Sub
End If
Dim oArticleNumber = Winline.TryGetArticleNumber(oNumberItem.Original, pMandator)
If oArticleNumber IsNot Nothing Then
oNumberItem.External = oArticleNumber
oNumberItem.Final = oArticleNumber
End If
End Sub).
ToList()
Dim oList As New List(Of DocumentRow) From {oHead}
pDocument.Rows = oList.Concat(oPositions).ToList()
Return pDocument
End Function
Private Sub SetAccountByGLN(oRow As DocumentRow, pMandator As Winline.Mandator, pNumberField As String, pNameField As String)
' Try to read the Account number (which is a GLN really) and account Name
Dim oNumberItem As DocumentRow.FieldValue = oRow.Fields.GetOrDefault(pNumberField)
Dim oNameItem As DocumentRow.FieldValue = oRow.Fields.GetOrDefault(pNameField)
Dim oContainsAccountName As Boolean = Not IsNothing(oNameItem)
If oNumberItem Is Nothing Then
Exit Sub
End If
' Try to find an account that matches the GLN
Dim oAccount = Winline.TryGetAccount(oNumberItem.Original, pMandator)
' If an account was found, set it for External and Final value
If oAccount IsNot Nothing Then
oNumberItem.External = oAccount.Id
oNumberItem.Final = oAccount.Id
If oContainsAccountName Then
oNameItem.External = oAccount.Name
oNameItem.Final = oAccount.Name
Else
oRow.Fields.Add(pNameField, New DocumentRow.FieldValue() With {
.External = oAccount.Name,
.Final = oAccount.Name
})
End If
End If
End Sub
Private Function TryGetDictionaryItem(Of T)(pDictionary As IDictionary(Of String, T), pKey As String) As T
If pDictionary.ContainsKey(pKey) Then
Return pDictionary.Item(pKey)
Else
Return Nothing
End If
End Function
Private Function WrapFileInfo(pFileInfo As FileInfo) As Document
Return New Document With {.File = pFileInfo}
End Function
End Class
End Namespace