Install and Update PowerShell Modules in Bulk

updateMods.psm1

<#
.SYNOPSIS
    Update your PowerShell modules in bulk by specifiying an explicit list to install & keep up to date
    Requires 'PowerShellGet'
.DESCRIPTION
    Add this module to your $profile to run when required:
    Import-Module "path/to/module/updateMods"
.NOTES
    Author: Sadik Tekin
.PARAMETER clean
    Removes old versions keeping only the latest
.EXAMPLE
    updateMods -clean
#>

function updateMods {
    [CmdletBinding()]
    Param( [switch][Parameter(Mandatory = $false)] $clean )

    if ($PSVersionTable.PSVersion.Major -lt 7) { throw "Please use PowerShell >= 7.0" }

    Import-Module PowerShellGet

    # Add/Remove required modules from this list
    @(
        'Az'
        'Az.*'
        'AzureAD'
        'Microsoft.Graph'
        'AzAPICall'
        'SQLServer'
        'GuestConfiguration'
        'PSDscResources'
        'PSDesiredStateConfiguration'
        'AuditPolicyDsc'
        'SecurityPolicyDsc'
        'xWebAdministration'
        'nx'
    ).ForEach({
            try {
                Find-Module -Name $_ -Verbose | ForEach-Object {
                    $installedVersion = (Get-InstalledModule -Name $_.Name -ErrorAction SilentlyContinue).Version
                    if (!($installedVersion)) {
                        Write-Host '🟢 Installing New Module' $_.Name $_.Version -ForegroundColor Green
                    }
                    elseif ($installedVersion -lt $_.Version) {
                        Write-Host '🔷 Updating' $_.Name $installedVersion '->' $_.Version -ForegroundColor Blue
                    }
                    $command = @{
                        Name            = $_.Name
                        RequiredVersion = $_.Version
                        Scope           = 'AllUsers'
                        Force           = $true
                        AcceptLicense   = $true
                        Confirm         = $false
                        Verbose         = $true
                    }
                    Install-Module @command

                    if ($clean) {
                        $modpath = "$(($env:PSModulePath).Split(';')[0])/$($_.Name)"
                        $latest = (Get-ChildItem -Path $modpath | Sort-Object LastWriteTime | Select-Object -Last 1)
                        Get-ChildItem -Path $modpath -Exclude $latest.BaseName | ForEach-Object {
                            Write-Host "🔴 Removing Older Version $($_.FullName)..." -ForegroundColor DarkRed
                            Remove-Item $_.FullName -Recurse -Force
                        }
                    }
                }
            }
            catch { Write-Host "🥵 Could not install module: $_" -ForegroundColor Red }
        })
}