$insertFilePath = "C:\IDM\<DISTRICT>_students_insert.csv"
$content = get-content -Path $insertFilePath

if($content -ne $null)
{
    Import-Module ActiveDirectory

    #DEFINE CURRENT DATE AND TIME
    $currentDateTime = (Get-Date).ToString('yyyy-MM-dd@hhmm')
    #DEFINE CURRENT DATE
    $currentDate = (Get-Date).ToString('MMddyy')
    #DEFINE CURRENT YEAR
    $currentYear = (Get-Date).ToString('yyyy')
    #DEFINE CURRENT MONTH
    $currentMonth = (Get-Date).ToString('MM')

    $students = Import-Csv -Path $insertFilePath

    #CREATE EMPTY ARRAY TO STORE NEW USERS DISCOVERED
    $i = 0
    $array = @()

    foreach ($student in $students)
    {
      #region VARIABLE DEFINITIONS
      #DEFINE ALL THE THINGS FROM EXPORT FILE
      $firstName = $student.idm_first_name
      $firstInitial = $firstName.Substring(0,1)
      $middleName = $student.idm_middle_name
      if($middleName -ne $null -AND $middleName -ne '')
      {
        $middleInitial = $middleName.Substring(0,1)
      }
      $lastName = $student.idm_last
      $lastInitial = $lastName.Substring(0,1)

      $fullName = $firstName + ' ' + $lastName
      $displayName = $firstName + ' ' + $lastName

      $samAccountName = $student.idm_samaccountname
      $userPrincipalName = $student.idm_upn
      $emailAddress = $student.idm_email

      $title = 'Student'

      $gradeLevel = $student.idm_student_grade_level
      $yearofGrad = $student.idm_student_graduation_year

      $employeeID = $student.idm_employeeid
      $employeeNumber = $student.idm_employeenumber
      $employeeNumberLength = $employeeNumber.Length

      $studentID = $employeeNumber.Substring(3)
      $studentIDLast4 = -join "$studentID"[-4..-1]

      #DEFINE HOME DRIVE LETTER AND PATH IF USED IN DISTRICT
      $homeDrive = 'H:'
      $homeDirectory = '\\<SERVER_FQDN>\Student Home Drives\' + $yearOfGrad + '\' + $samAccountName

      #DEFINE THE USERS YEAR OF GRAD SECURITY GROUP
      $group_YearofGrad = 'Student_' + $yearofGrad
      #CREATE AN EMPTY ARRAY TO STORE THE SECURITY GROUPS TO ADD THE USER TO
      $groupList = @()
      #ADD THE USER TO THEIR YEAR OF GRAD SECURITY GROUP
      $groupList += $group_YearofGrad

      #SET A TEMPORARY PASSWORD TO SUPPORT FINE-GRAINED PASSWORD POLICIES
      #WHICH REQUIRE GROUP MEMBERSHIP BEFORE A NON-SECURE PASSWORD CAN BE USED
      $passwordTemporary = (ConvertTo-SecureString -AsPlainText 'IWishYouHad8DigitPasswords' -Force)

      #DEFINE THE STATE BUILDING CODE FOR THE USER
      $buildingCode = $student.idm_building01code

      #DEFINE BUILDING VARIABLES BASED ON STATE BUILDING CODES
      switch ($buildingCode)
      {
          '<BUILDING_CODE_1>' {
                              $buildingShortName = '<SHORTNAME>'
                              $office = '<ELEMENTARY_BUILDING_NAME>'
                              $streetAddress = '<BUILDING_ADDRESS'
                              $city = '<DISTRICT>'
                              $postalCode = '<ZIP_CODE>'
                              $officePhone = '<PHONE_NUMBER>'
                              $passwordInsecure = '<ELEM_SIMPLE_PASSWORD>'
                              $passwordSecure = (ConvertTo-SecureString -AsPlainText $passwordInsecure -Force)
                              $ouPath_append = ',<OU_PATH_TO_ELEM_STUDENTS>'
          }
          '<BUILDING_CODE_2>' {
                              $buildingShortName = '<SHORTNAME>'
                              $office = '<HIGHSCHOOL_BUILDING_NAME>'
                              $streetAddress = '<BUILDING_ADDRESS'
                              $city = '<DISTRICT>'
                              $postalCode = '<ZIP_CODE>'
                              $officePhone = '<PHONE_NUMBER>'
                              $passwordInsecure = '<HIGHSCHOOL_PASSWORD_ALGORITHM>'
                              $passwordSecure = (ConvertTo-SecureString -AsPlainText $passwordInsecure -Force)
                              $ouPath_append = ',<OU_PATH_TO_HIGHSCHOOL_STUDENTS>'
          }
      }

      #DEFINE OU PATH FOR THE DISTRICT
      $ouPath = 'OU=' + $yearOfGrad + $ouPath_append
      $ouPath_disabled = 'OU=Disabled Users,<OU_PATH>'

      #DEFINE THE USER DESCRIPTION
      $description = $buildingShortName + ' - Class of ' + $yearOfGrad

      #DEFINE DISTRICT SPECIFIC VARIABLES
      $organization = 'Ingham Intermediate School District'
      $state = 'MI'
      $company = '<DISTRICT>'
      $domainName = '<DOMAIN_SHORTNAME>'
      $domainAddress = '<DOMAIN_ADDRESS>'
      $department = $buildingShortName + ' - Class of ' + $yearOfGrad
      #endregion

      #region USER CREATION

      $i = $i + 1
      $array += $student

      Write-Host "Creating user: $samAccountName" -ForegroundColor Green

      #DEFINE ALL THE NEW USER ATTRIBUTES FOR SPLATTING
      $newUserSplat = @{
        Name = $fullName
        DisplayName = $displayName
        GivenName = $firstName
        Surname = $lastName
        SamAccountNAme = $samAccountName
        UserPrincipalName = $userPrincipalName
        EmailAddress = $emailAddress
        AccountPassword = $passwordTemporary
        ChangePasswordAtLogon = $false
        CannotChangePassword = $true
        PasswordNeverExpires = $true
        Path = $ouPath
        StreetAddress = $streetAddress
        City = $city
        State = $state
        PostalCode = $postalCode
        Organization = $organization
        Company = $company
        Office = $office
        OfficePhone = $officePhone
        Department = $department
        Title = $title
        Description = $description
        EmployeeID = $employeeID
        EmployeeNumber = $employeeNumber
        HomeDirectory = $homeDirectory
        HomeDrive = $homeDrive
        Enabled = $true
      }

      #CREATE THE USER BASED ON SPLAT
      New-ADUser @newUserSplat

      #SET THE MIDDLE NAME AND INITIALS IF THE USER HAS THEM
      if($middleName -ne $null -AND $middleName -ne '')
      {
        Set-ADUser -Identity $samAccountName -OtherName $middleName -Initials $middleInitial
      }
      else
      {
        Set-ADUser -Identity $samAccountName -Clear MiddleName,Initials
      }

      #ADD THE USER TO THEIR GROUPS
      if($groupList -ne $null)
      {
        $groupList = $groupList | ForEach-Object {Get-ADGroup -Identity $_}
        $groupList | ForEach-Object {Add-ADGroupMember -Identity $_ -Members $samAccountName}
      }

      #SET THE USERS PASSWORD
      #IF FINE-GRAINED PASSWORD POLICIES ARE INE FFECT THEY WILL BE HONORED
      #IF THE USER IS IN THE APPROPRIATE SECURITY GROUP BEFORE THIS COMMAND
      Set-ADAccountPassword -Identity $samAccountName -Reset -NewPassword $passwordSecure

      #CREATE HOME DIRECTORY
      New-Item -Path $homeDirectory -ItemType Directory -Force

      #APPLY PERMISSIONS TO HOME FOLDER
      $identityReference = $domainName + '\' + $samAccountName
      $fileSystemAccessRights = [System.Security.AccessControl.FileSystemRights]::Modify
      $inheritanceFlags = [System.Security.AccessControl.InheritanceFlags]::ContainerInherit -bor [System.Security.AccessControl.InheritanceFlags]::ObjectInherit
      $propagationFlags = [System.Security.AccessControl.PropagationFlags]::None
      $accessControl = [System.Security.AccessControl.AccessControlType]::Allow
      $accessRuleSplat = $identityReference, $fileSystemAccessRights, $inheritanceFlags, $propagationFlags, $accessControl
      $accessRule = New-Object System.Security.AccessControl.FileSystemAccessRule $accessRuleSplat
      $homeDirectoryACL = Get-Acl $homeDirectory
      $homeDirectoryACL.AddAccessRule($accessRule)
      Set-Acl -Path $homeDirectory -AclObject $homeDirectoryACL
      #endregion
    }
    $array
    $array | Export-Csv -Path C:\IDM\<DISTRICT>_NEW_$currentDateTime.csv -NoTypeInformation
    $i

    $body = $array | Out-String


    if($i -gt 0)
    {
      #DEFINE CURRENT DATE
      $emailCurrentDate = (Get-Date).ToString('MM/dd/yy')
      $emailPassword = ConvertTo-SecureString "<SMTPPASSWORD>" -AsPlainText -Force
      $emailCred = New-Object System.Management.Automation.PSCredential ("iisd_idm",$emailPassword)
      $emailToAddresses = @('<user1_email>','<user2_email>')
      Send-MailMessage -SmtpServer <SMTP_SERVER> -Subject "$emailCurrentDate - $company Student Account Creation" -Body "$body" -From idm_insert@$domainAddress -To $emailToAddresses -Credential $emailCred
    }
}