Change 2 or more LibreOffice documents to have the exact same styling/formatting

Sub ChangeAllFonts
    rem - Change all font names to Ubuntu.
    rem - If heading 1 set font size to 28
    rem - else if font size is 18 set to 22
    rem - else set font size to 12
    rem - The macro will save document and exit LibreOffice Writer.
    Dim oDoc As Object
    Dim oParEnum As Object, oPar As Object, oSecEnum As Object, oSec As Object
    Dim oFamilies As Object, oParaStyles As Object, oStyle As Object
    oDoc = ThisComponent
    oParEnum = oDoc.Text.createEnumeration()
    Do While oParEnum.hasMoreElements()
      oPar = oParEnum.nextElement()
      If oPar.supportsService("com.sun.star.text.Paragraph") Then
        oSecEnum = oPar.createEnumeration()
        Do While oSecEnum.hasMoreElements()
          oSec = oSecEnum.nextElement()
          If oSec.TextPortionType = "Text" Then
            If oSec.ParaStyleName = "Heading 1" Then
                rem ignore for now
            ElseIf oSec.CharHeight = 18 Then
                oSec.CharHeight = 22.0
            Else
                oSec.CharHeight = 12.0
            End If
          End If
        Loop
      End If
    Loop
    oFamilies = oDoc.getStyleFamilies()
    oParaStyles = oFamilies.getByName("ParagraphStyles")
    oStyle = oParaStyles.getByName("Heading 1")
    oStyle.setPropertyValue("CharHeight", 28.0)
    FileSave
    StarDesktop.terminate()
End Sub

rem Above subroutine is missing call to UbuntuFontName ()
rem also it is calling oStyle.setPropertyValue("CharHeight", 28.0)
rem which may cause problems. Will test. Also StarDesktop.terminate ()
rem is known to cause problems and will likely be reworked with a
rem a dialog box telling operator the program is finished and maybe
rem to press <Alt>+<F4>.

rem ========= Original code below for possible recycling ===========

Sub AllFonts
rem - change all font names to Ubuntu.
rem - If heading 1 set font size to 28
rem - else if font size is 18 set to 22
rem - else set font size to 12

rem The macro will save document and exit LibreOffice Writer.

Dim CharHeight As Long, oSel as Object, oTC as Object
Dim CharStyleName As String
Dim oParEnum as Object, oPar as Object, oSecEnum as Object, oSec as Object
Dim oVC as Object, oText As Object
Dim oParSection        'Current Section
      
oText = ThisComponent.Text
oSel = ThisComponent.CurrentSelection.getByIndex(0) 'get the current selection
oTC = oText.createTextCursorByRange(oSel)           ' and span it with a cursor

rem Scan the cursor range for chunks of given text size.
rem (Doesn't work - affects the whole document)

oParEnum = oTC.Text.createEnumeration()
Do While oParEnum.hasMoreElements()
  oPar = oParEnum.nextElement()
  If oPar.supportsService("com.sun.star.text.Paragraph") Then
    oSecEnum = oPar.createEnumeration()
    oParSection = oSecEnum.nextElement()
    Do While oSecEnum.hasMoreElements()
      oSec = oSecEnum.nextElement()
      If oSec.TextPortionType = "Text" Then
        CharStyleName = oParSection.CharStyleName
        CharHeight = oSec.CharHeight
        if CharStyleName = "Heading 1" Then
            oSec.CharHeight = 28
        elseif CharHeight = 18 Then
            oSec.CharHeight = 22
        else
            oSec.CharHeight = 12
        End If
      End If
    Loop
  End If

Loop

FileSave
stardesktop.terminate()

End Sub


Sub UbuntuFontName
rem ----------------------------------------------------------------------
rem define variables
dim document   as object
dim dispatcher as object
rem ----------------------------------------------------------------------
rem get access to the document
document   = ThisComponent.CurrentController.Frame
dispatcher = createUnoService("com.sun.star.frame.DispatchHelper")

rem ----------- Select all text ------------------------------------------
dispatcher.executeDispatch(document, ".uno:SelectAll", "", 0, Array())

rem ----------- Change all fonts to Ubuntu -------------------------------
dim args5(4) as new com.sun.star.beans.PropertyValue
args5(0).Name = "CharFontName.StyleName"
args5(0).Value = ""
args5(1).Name = "CharFontName.Pitch"
args5(1).Value = 2
args5(2).Name = "CharFontName.CharSet"
args5(2).Value = -1
args5(3).Name = "CharFontName.Family"
args5(3).Value = 0
args5(4).Name = "CharFontName.FamilyName"
args5(4).Value = "Ubuntu"

dispatcher.executeDispatch(document, ".uno:CharFontName", "", 0, args5())

end sub


sub FileSave
rem ----------------------------------------------------------------------
rem define variables
dim document   as object
dim dispatcher as object
rem ----------------------------------------------------------------------
rem get access to the document
document   = ThisComponent.CurrentController.Frame
dispatcher = createUnoService("com.sun.star.frame.DispatchHelper")

rem ----------------------------------------------------------------------
dispatcher.executeDispatch(document, ".uno:Save", "", 0, Array())

end sub