function Backup-GetModuleInfo {
	$local:version = "0.1a"
	$local:name = "backup_module-7zip"
	
	Write-Log "INFO" "$name v.$version"
}

function Backup-Create {

	[CmdletBinding()]
    Param(
		[Parameter(Mandatory=$True)]
		[string]
		$source,
    
		[Parameter(Mandatory=$True)]
		[string]
		$dest,
		
		[Parameter(Mandatory=$True)]
		[string]
		$name,
		
		[Parameter(Mandatory=$false)]
		[object]
		$options
    )

    Set-Message "Compression of $source to $dest"

    if ( -not (Test-Path "$global:bin_path\7za.exe") ) {
        Throw [System.IO.FileNotFoundException]::new("7zip executable not found")
        return
    }

    $zip_opt = ConvertTo-CmdlineOptions $options ""
    $zip_opt = -join($zip_opt, " -bb3")
    $command = -join($global:bin_path, "/7za.exe", " u"," $zip_opt", " `"$dest", "\", "$name", ".7z`"", " `"$source`"")
    Write-Debug "commande : $command"
    Invoke-Expression $command | % {
        if ($_ -ne "" ){ Set-Message $_ }
    }
    Set-Message "Compressing $source done"
}

function backup-verify {
	Set-Message "Verify zip archive"
}

Export-ModuleMember -Function Backup-Create