#MIT License
#
#Copyright (c) 2017 Rui Lopes
#
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#
#The above copyright notice and this permission notice shall be included in all
#copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
#SOFTWARE.

Set-StrictMode -Version Latest
$ProgressPreference = 'SilentlyContinue'
$ErrorActionPreference = 'Stop'
trap {
    Write-Host
    Write-Host "ERROR: $_"
    ($_.ScriptStackTrace -split '\r?\n') -replace '^(.*)$','ERROR: $1' | Write-Host
    ($_.Exception.ToString() -split '\r?\n') -replace '^(.*)$','ERROR EXCEPTION: $1' | Write-Host
    Write-Host
    Write-Host 'Sleeping for 60m to give you time to look around the virtual machine before self-destruction...'
    Start-Sleep -Seconds (60*60)
    Exit 1
}

$oneDriveSetup = 'C:\Windows\SysWOW64\OneDriveSetup.exe'

# bail when OneDrive is not installed.
if (!(Test-Path $oneDriveSetup)) {
    Exit 0
}

# disable OneDrive.
New-Item `
    -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows' `
    -Name OneDrive `
    -Force `
    | Out-Null
New-ItemProperty `
    -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\OneDrive' `
    -Name DisableFileSyncNGSC `
    -Value 1 `
    -Force `
    | Out-Null

# uninstall OneDrive.
# NB one drive setup will still be WinSxS and it does not seem possible to
#    remove with Remove-WindowsPackage.
Get-Process OneDrive -ErrorAction SilentlyContinue | Stop-Process -Force
&$oneDriveSetup /uninstall | Out-String -Stream

# ignore uninstall error.
# NB because it fails in windows 20H2, and not having OneDrive is just a
#    nice to have.
if ($LASTEXITCODE) {
    Write-Output "WARN Failed to uninstall OneDrive with exit code $LASTEXITCODE."
    Exit 0
}