Private/New-AtwsDefinition.ps1

Function New-AtwsDefinition { 
    begin { 
        $entityName = '#EntityName'
           
        # Enable modern -Debug behavior
        if ($PSCmdlet.MyInvocation.BoundParameters['Debug'].IsPresent) {
            $DebugPreference = 'Continue' 
        }
        else {
            # Respect configured preference
            $DebugPreference = $Script:Atws.Configuration.DebugPref
        }
    
        Write-Debug ('{0}: Begin of function' -F $MyInvocation.MyCommand.Name)

        if (!($PSCmdlet.MyInvocation.BoundParameters['Verbose'].IsPresent)) {
            # No local override of central preference. Load central preference
            $VerbosePreference = $Script:Atws.Configuration.VerbosePref
        }
        
        $processObject = @()
    }

    process {
    
        if ($InputObject) {
            Write-Verbose -Message ('{0}: Copy Object mode: Setting ID property to zero' -F $MyInvocation.MyCommand.Name)  

            $fields = Get-AtwsFieldInfo -Entity $entityName
      
            $CopyNo = 1

            foreach ($object in $InputObject) { 
                # Create a new object and copy properties
                $newObject = New-Object -TypeName Autotask.$entityName
        
                # Copy every non readonly property
                $fieldNames = $fields.Where( { $_.Name -ne 'id' }).Name

                if ($PSBoundParameters.ContainsKey('UserDefinedFields')) { 
                    $fieldNames += 'UserDefinedFields' 
                }

                foreach ($field in $fieldNames) { 
                    $newObject.$field = $object.$field 
                }

                if ($newObject -is [Autotask.Ticket]) {
                    Write-Verbose -Message ('{0}: Copy Object mode: Object is a Ticket. Title must be modified to avoid duplicate detection.' -F $MyInvocation.MyCommand.Name)  
                    $title = '{0} (Copy {1})' -F $newObject.Title, $CopyNo
                    $copyNo++
                    $newObject.Title = $title
                }
                $processObject += $newObject
            }   
        }
        else {
            Write-Debug -Message ('{0}: Creating empty [Autotask.{1}]' -F $MyInvocation.MyCommand.Name, $entityName) 
            $processObject += New-Object -TypeName Autotask.$entityName    
        }
        
        # Prepare shouldProcess comments
        $caption = $MyInvocation.MyCommand.Name
        $verboseDescription = '{0}: About to create {1} {2}(s). This action cannot be undone.' -F $caption, $processObject.Count, $entityName
        $verboseWarning = '{0}: About to create {1} {2}(s). This action may not be undoable. Do you want to continue?' -F $caption, $processObject.Count, $entityName

        # Lets don't and say we did!
        if ($PSCmdlet.ShouldProcess($verboseDescription, $verboseWarning, $caption)) { 
            
            # Process parameters and update objects with their values
            $processObject = $processObject | Update-AtwsObjectsWithParameters -BoundParameters $PSBoundParameters -EntityName $EntityName
            
            $result = Set-AtwsData -Entity $processObject -Create
        }
    }

    end {
        Write-Debug -Message ('{0}: End of function, returning {1} {2}(s)' -F $MyInvocation.MyCommand.Name, $result.count, $entityName)
        Return $result
    }
}