Imports System.IO
Imports DigitalData.Modules.Logging

Public Class Archive
    Private ReadOnly _LogConfig As LogConfig
    Private ReadOnly _Logger As Logger

    Public Sub New(LogConfig As LogConfig)
        _LogConfig = LogConfig
        _Logger = LogConfig.GetLogger()
    End Sub

    ''' <summary>
    ''' Sets a retention-period for a give file path by setting the file attributes LastAccessTime and ReadOnly
    ''' </summary>
    ''' <param name="FilePath"></param>
    ''' <param name="RetentionTimeInDays">If greater than 0, sets this plus the current date as LastAccessTime</param>
    ''' <param name="[ReadOnly]">If true, sets ReadOnly Attribute</param>
    Public Sub SetRetention(FilePath As String, RetentionTimeInDays As Integer, [ReadOnly] As Boolean)
        Try
            If RetentionTimeInDays > 0 Then
                _Logger.Info("Setting LastAccessTime for file [{0}]", FilePath)
                IO.File.SetLastAccessTime(FilePath, Date.Now.AddDays(RetentionTimeInDays))
            End If
        Catch ex As Exception
            _Logger.Error(ex)
        End Try

        Try
            If [ReadOnly] Then
                _Logger.Info("Setting ReadOnly Attribute for file [{0}]", FilePath)
                Dim oAttributes = IO.File.GetAttributes(FilePath) Or FileAttributes.ReadOnly
                IO.File.SetAttributes(FilePath, oAttributes)
            End If
        Catch ex As Exception
            _Logger.Error(ex)
        End Try
    End Sub
End Class