_1.ps1

#Name			    : CreateMicrosoftTeamsRoomResource
#Syntax         	.\PsScript\CreateMicrosoftTeamsRoomResource.ps1 –step 0 –name TestExoMeetingRm15 -TaskSubmittedBy $NULL

param (
    [int] $step,
    [string] $name,
    [string] $displayName,
    [string] $TaskSubmittedBy
    )

set-executionpolicy -scope CurrentUser -executionPolicy unrestricted -force
Import-Module ActiveDirectory
Import-Module MsOnline
Import-Module .\PSScript\ExoLibNN.psm1
[string] $log, $err

$resourceOu = "OU=NovoNordiskGen,OU=Company,$baseOU"

$timestamp = Get-Date –f "yyyy-MM-ddTHH:mm:ss";
$displayName = $displayName -replace "'",""

if($TaskSubmittedBy -eq $null){
    $TaskSubmittedBy = "mebi@nnit.com"
}

try
{
    $Error.Clear();
    $pass = cat ".\PSScript\365secure.txt" | Convertto-securestring
    $365CREDS = New-Object -typename System.Management.Automation.PsCredential -argumentlist autouserw2k@novonordisk.com, $pass   
    $UserCredential= New-Object System.Management.Automation.PsCredential("corp\autouserw2k",$pass)
    $genPwd = New-RandomPassword -MinimumPasswordLength 10 -MaximumPasswordLength 12 -NumberOfAlphaNumericCharacters 0
    $rmPass = $genPwd

    while ($step -le 1)
    {
        switch ($step)
        {        
            0 {

                $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri http://NNEXMRDK101.corp.novocorp.net/powershell  -Authentication Kerberos -Credential $UserCredential    
                Import-PSSession $Session -AllowClobber|Out-Null;        
                $rm = Get-RemoteMailbox -Identity "$name" -ErrorAction SilentlyContinue;
                
                if ($rm -eq $null)
                {
        
                    $rmPass = $genPwd
            
                    $rmPass | Out-Null

                    try {
                        New-RemoteMailbox -Name $name -Room -DisplayName "$displayname" -SamAccountName $name -UserPrincipalName $name@novonordisk.com -OnPremisesOrganizationalUnit "$resourceOU" -ErrorAction Stop;
                    } catch {
                        throw $PSItem
                    }
                        
                }
                                    
                $log += "$timestamp step $step. mailbox $name created.`r`n"; 
                $step++;
                break;
            }
                    
            1 {
                try{
                    Set-CalendarProcessing -Identity $name -AutomateProcessing AutoAccept -AddOrganizerToSubject $false -AllowConflicts $false -DeleteComments $false -DeleteSubject $false -RemovePrivateProperty $false -ErrorAction Stop;
                
                } catch {
                    throw $PSItem
                }    
                $step++;
                $log += "$timestamp step $step. Completed";
                break;
            }
            2 {

                Connect-MsolService -Credential $365CREDS -ErrorAction Stop;  

                $MsolLicense = Get-MsolAccountSku | Where-Object -like "MTR_Device_License_Management"
            
                if ($MsolLicense -ne $null) {
                    try {
                        Set-MsolUser -UserPrincipalName $name -PasswordNeverExpires $true; 
                        Set-MsolUserLicense -UserPrincipalName $name -AddLicenses $MsolLicense.AccountSkuId
                    }
                    catch {
                        throw $_ 
                    }  
                }     
                $step++;
                break;

            }  
            
            3 {
                try {

                    $tm = Get-RemoteMailbox -Identity "$taskSubmittedBy" -ErrorAction SilentlyContinue

                    if ($tm -eq $null)
                    {
                        Send-MailMessage -SmtpServer mailrelay.novonordisk.com -To $TaskSubmittedBy -From noreply@novonordisk.com -Subject "Conf room $name created" -Body "Password: $rmPass" 
                    }
                }
                catch {
	                throw $_ 
                } 

                $log += "$timestamp step $step. Completed";
                break;
            }

        }     

        $step ++;
    }
}

catch
{
    $log += "$timestamp step $step. Error: $PSItem.`r`n";

}
Finally
{    
	Write-Output $log;   
    Get-PsSession|Remove-PSSession;
    if ($step -ge 4)
    {
        Disconnect-ExchangeOnline -Confirm:$false -InformationAction Ignore -ErrorAction SilentlyContinue 
    }
}

function New-RandomPassword {
    param(
        [Parameter()]
        [int]$MinimumPasswordLength = 5,
        [Parameter()]
        [int]$MaximumPasswordLength = 10,
        [Parameter()]
        [int]$NumberOfAlphaNumericCharacters = 0,
        [Parameter()]
        [switch]$ConvertToSecureString
    )
    
    Add-Type -AssemblyName 'System.Web'
    $length = Get-Random -Minimum $MinimumPasswordLength -Maximum $MaximumPasswordLength
    $password = [System.Web.Security.Membership]::GeneratePassword($length,$NumberOfAlphaNumericCharacters)
    $password
    
}