<#
    .SYNOPSIS
        Cleanup all temporary data from browsers, temp files and windows update files.

    .DESCRIPTION 
        This script can be scheduled or can be triggered manually in order to cleanup all temp folders inside of windows. 
        This includes the following folder: 
            - C:\Temp
            - C:\Windows\Temp
            - C:\Windows\SoftwareDistribution\Downloads
            - Caching from Google Chrome
            - Caching from Firefox
            - Caching from Internet Explorer
            - Caching from Microsoft Edge
            - Emtpy Recycle bin

    .OUTPUTS
        This script will clean all temporary files and folders from the computer. 
        
        Errorcodes: 
        n/a

    .EXAMPLE
        Win - Cleanup cache and temp.ps1

    .NOTES
        Author: D.de Kooker <info@dcomputers.nl>
        Source: n/a

    .CHANGELOG
        15-09-2023 - Initial script. 
        16-09-2023 - Added total space saved output at the end of the script. 
#>

#region Parameters

#endregion

#region functions
    function Cleanup-AllTemps {
        $AllUsers = Get-ChildItem -Path "C:\Users" -Directory
        foreach ($user in $Allusers){
            Remove-Item -Path "C:\Users\$user\AppData\Local\Temp\*" -Recurse -Force -EA SilentlyContinue -Verbose
        }
        
        Remove-Item -Path "C:\Temp\*" -Recurse -Force -EA SilentlyContinue -Verbose
        Remove-Item -Path "C:\Windows\Temp\*" -Recurse -Force -EA SilentlyContinue -Verbose
        Remove-Item -Path "C:\Windows\SoftwareDistribution\Download\*" -Recurse -Force -EA SilentlyContinue -Verbose
    }

    function Cleanup-BrowserCaches {
        $AllUsers = Get-ChildItem -Path "C:\Users" -Directory
        foreach ($user in $AllUsers) {
            #Firefox
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\cache\*" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\cache\*.*" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\cache2\entries\*.*" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\thumbnails\*" -Recurse -Force -EA SilentlyContinue -Verbose
            # Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\cookies.sqlite" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\webappsstore.sqlite" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Mozilla\Firefox\Profiles\*.default\chromeappsstore.sqlite" -Recurse -Force -EA SilentlyContinue -Verbose

            #Chrome
            Remove-Item -path "C:\Users\$user\AppData\Local\Google\Chrome\User Data\Default\Cache\*" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Google\Chrome\User Data\Default\Cache2\entries\*" -Recurse -Force -EA SilentlyContinue -Verbose
            # Remove-Item -path "C:\Users\$user\AppData\Local\Google\Chrome\User Data\Default\Cookies" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Google\Chrome\User Data\Default\Media Cache" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Google\Chrome\User Data\Default\Cookies-Journal" -Recurse -Force -EA SilentlyContinue -Verbose

            #Internet Explorer
            Remove-Item -path "C:\Users\$user\AppData\Local\Microsoft\Windows\Temporary Internet Files\*" -Recurse -Force -EA SilentlyContinue -Verbose
            Remove-Item -path "C:\Users\$user\AppData\Local\Microsoft\Windows\WER\*" -Recurse -Force -EA SilentlyContinue -Verbose

            #Microsoft Edge
            Remove-Item -path "C:\Users\$user\AppData\Local\Microsoft\Edge\User Data\Default\Cache\*" -Recurse -Force -EA SilentlyContinue -Verbose
        }
    }
#endregion

#Script run
$Starting_Diskspace = (Get-PSDrive C).Used / 1GB

Write-Host "Starting cleanup"
Cleanup-AllTemps
Cleanup-BrowserCaches
Clear-RecycleBin -Force -EA SilentlyContinue -Verbose
Write-Host "Cleanup completed.. Retrieving statistics.."

$Ending_Diskspace = (Get-PSDrive C).Used / 1GB
$SpaceSaved = [math]::Round(($Starting_Diskspace - $Ending_Diskspace), 2)

# Display the results
Write-Host "Used space before cleanup: $($Starting_Diskspace.ToString("N2")) GB"
Write-Host "Used space after cleanup: $($Ending_Diskspace.ToString("N2")) GB"
Write-Host "Space saved: $($SpaceSaved.ToString("N2")) GB"