SEPPmail365.psm1

[CmdLetBinding()]

$InformationPreference = 'Continue'
$ModulePath = $PSScriptRoot
$InteractiveSession = [System.Environment]::UserInteractive

Write-Verbose 'Request terminating errors by default'
$PSDefaultParameterValues['*:ErrorAction'] = [System.Management.Automation.ActionPreference]::Stop

Write-Verbose 'Initialize argument completer scriptblocks'
$paramDomSB = {
    # Read Accepted Domains for domain selection
    Get-AcceptedDomain -Erroraction silentlycontinue|select-Object -ExpandProperty DomainName
}

Write-Verbose 'Loading Module Files'
. $ModulePath\Private\PrivateFunctions.ps1
. $ModulePath\Public\Common.ps1
. $ModulePath\Public\Rules.ps1
. $ModulePath\Public\Connectors.ps1

Write-Information "Testing Exchange Online connectivity"
if (!(Test-SM365ConnectionStatus)) {
    Write-Warning "You are not connected to Exchange Online. Use Connect-ExchangeOnline to connect to your tenant"
}

Write-Information "Testing capability to resolve external DNS by resolving 8.8.8.8"
if ((Resolve-DnsName 8.8.8.8).NameHost -ne 'dns.google') {
    Write-Error "Cannot resolve 8.8.8.8 (dns.google) externaly - Setup may fail. Try from machine with external name resolution capability."
}

Write-Information 'Test if a newer module version is available'
try {
    $onLineVersion = Find-Module -Name 'SEPPmail365'|Select-Object -expandproperty Version
    $offLineVersion = Test-ModuleManifest (Join-Path $ModulePath -ChildPath seppmail365.psd1) |Select-Object -ExpandProperty Version 
    if ($onLineVersion -gt $offLineVersion) {
        Write-Warning "You have version $offlineVersion, but there is the new version $onLineVersion of the SEPPmail365 module available on the PowerShell Gallery. Update the module as soon as possible. More info here https://www.powershellgallery.com/packages/SEPPMail365"
    }   
}
catch {
    Write-Error "Could not determine newest module version due to exception $($_.Exception.Message)"
}


Export-ModuleMember -Alias * -Function *

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