<#
.SYNOPSIS
  Runs a backup script on user login
.DESCRIPTION
Backs up all key user data to Onedrive

.INPUTS
None required
.OUTPUTS
Within Azure
.NOTES
  Version:        1.0
  Author:         Andrew Taylor
  Twitter:        @AndrewTaylor_2
  WWW:            andrewstaylor.com
  Creation Date:  21/08/2021
  Purpose/Change: Initial script development
  
.EXAMPLE
N/A
#>

Function Get-ScriptVersion(){
    
    <#
    .SYNOPSIS
    This function is used to check if the running script is the latest version
    .DESCRIPTION
    This function checks GitHub and compares the 'live' version with the one running
    .EXAMPLE
    Get-ScriptVersion
    Returns a warning and URL if outdated
    .NOTES
    NAME: Get-ScriptVersion
    #>
    
    [cmdletbinding()]
    
    param
    (
        $liveuri
    )
$contentheaderraw = (Invoke-WebRequest -Uri $liveuri -Method Get)
$contentheader = $contentheaderraw.Content.Split([Environment]::NewLine)
$liveversion = (($contentheader | Select-String 'Version:') -replace '[^0-9.]','') | Select-Object -First 1
$currentversion = ((Get-Content -Path $PSCommandPath | Select-String -Pattern "Version: *") -replace '[^0-9.]','') | Select-Object -First 1
if ($liveversion -ne $currentversion) {
write-host "Script has been updated, please download the latest version from $liveuri" -ForegroundColor Red
}
}
Get-ScriptVersion -liveuri "https://raw.githubusercontent.com/andrew-s-taylor/public/main/Powershell%20Scripts/Intune/backup-scheduled.ps1"


#Create path for files
$DirectoryToCreate = "c:\backup-restore"
if (-not (Test-Path -LiteralPath $DirectoryToCreate)) {
    
    try {
        New-Item -Path $DirectoryToCreate -ItemType Directory -ErrorAction Stop | Out-Null #-Force
    }
    catch {
        Write-Error -Message "Unable to create directory '$DirectoryToCreate'. Error was: $_" -ErrorAction Stop
    }
    "Successfully created directory '$DirectoryToCreate'."

}
else {
    "Directory already existed"
}

##Download Backup Script
$backupurl="https://raw.githubusercontent.com/andrew-s-taylor/public/main/Batch%20Scripts/backup.bat"
$backupscript = "c:\backup-restore\backup.bat"
Invoke-WebRequest -Uri $backupurl -OutFile $backupscript -UseBasicParsing

##Download Restore Script
$restoreurl="https://raw.githubusercontent.com/andrew-s-taylor/public/main/Batch%20Scripts/NEWrestore.bat"
$restorescript = "c:\backup-restore\restore.bat"
Invoke-WebRequest -Uri $restoreurl -OutFile $restorescript -UseBasicParsing

##Download Silent Launch Script
$launchurl="https://raw.githubusercontent.com/andrew-s-taylor/public/main/Batch%20Scripts/run-invisible.vbs"
$launchscript = "c:\backup-restore\run-invisible.vbs"
Invoke-WebRequest -Uri $launchurl -OutFile $launchscript -UseBasicParsing


##Create scheduled task
# Create a new task action
$taskAction = New-ScheduledTaskAction -Execute 'c:\backup-restore\run-invisible.vbs' 

##Create Trigger (login)
$taskTrigger = New-ScheduledTaskTrigger -AtLogOn

# Register the new PowerShell scheduled task

#Name it
$taskName = "UserBackup"

#Describe it
$description = "Backs up User profile to OneDrive"

# Register it
Register-ScheduledTask `
    -TaskName $taskName `
    -Action $taskAction `
    -Trigger $taskTrigger `
    -Description $description