# Backup script
# v1.0

# This script checks a day of week and do daily or full backup on external
# storage

# ============================= Main environment define =======================

# Number of day of week
$CurrentDay = Get-Date -uFormat %u

# Number of day of week which full backup is run
$FullBackupDay = 5

# Filename - current day at format "year-mm-dd"
$FileName = get-date -Format yyyy-MM-dd

# add-content -path c:\backup.txt -value "run"

#======== TEST filename ===========
# $FileName = "far2"

# The path to the directory that will be archived
$FromPath = "x:\share\"

#======== The TEST!!! path to the directory that will be archived ====
# $FromPath = "x:\share\test\"


# The path to the directory that will be archived
$ToPath = "\\backup\storage"

# Backup command
$Command = "C:\windows\system32\ntbackup.exe"

# Daily Options
$Daily = "/M daily"

# Full Options
$Full = "/M copy"

# Different Options
$Different = "/M different"


##################
# options formerly
$Options = "backup $FromPath /SNAP:on /HC:off /V:no /F $ToPath\$FileName.bkf"

# ============================== main backup procedure ========================

#       Write-Host "Different backup run"
#
#       $OptionsDifferent = "$Options $Different"
#       echo $OptionsDifferent
#
#       Start-Process $Command $OptionsDifferent
#

if ($CurrentDay -ne $FullBackupDay)
    {
        Write-Host "Daily backup run"

        $OptionsDaily = "$Options $Daily"
        echo $OptionsDaily

        Start-Process $Command $OptionsDaily
    }
else
    {

        Write-Host "Full backup run now"

        $OptionsFull = "$Options $Full"
                echo $OptionsFull

        Start-Process $Command $OptionsFull
    }