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ServiceControl (Install) 4.2.0

$ErrorActionPreference = 'Stop'

$packageArgs = @{
  packageName    = $env:ChocolateyPackageName
  softwareName   = 'ServiceControl'
  # Installer fails when fileType is not EXE and uninstall fails when fileType is not MSI.  It's confusing but it's the only way it works.
  # It's most likely because the below conditional in this file that deals with looking for certain keys in the registry if the file is an MSI
  fileType       = 'MSI'
  # MSI
  silentArgs     = "/quiet /norestart /LV* `"$($env:TEMP)\$($packageName).$($env:chocolateyPackageVersion).log`""
  validExitCodes = @(0)
}

$uninstalled = $false
# Get-UninstallRegistryKey is new to 0.9.10, if supporting 0.9.9.x and below,
# take a dependency on "chocolatey-core.extension" in your nuspec file.
# This is only a fuzzy search if $softwareName includes '*'. Otherwise it is 
# exact. In the case of versions in key names, we recommend removing the version
# and using '*'.
[array]$key = Get-UninstallRegistryKey -SoftwareName $packageArgs['softwareName']

if ($key.Count -eq 1) {
  $key | % { 
    $packageArgs['file'] = "$($_.UninstallString)"
    if ($packageArgs['fileType'] -eq 'MSI') {
      # The Product Code GUID is all that should be passed for MSI, and very 
      # FIRST, because it comes directly after /x, which is already set in the 
      # Uninstall-ChocolateyPackage msiargs (facepalm).
      $packageArgs['silentArgs'] = "$($_.PSChildName) $($packageArgs['silentArgs'])"
      
      # Don't pass anything for file, it is ignored for msi (facepalm number 2) 
      # Alternatively if you need to pass a path to an msi, determine that and 
      # use it instead of the above in silentArgs, still very first
      $packageArgs['file'] = ''
    }

    Uninstall-ChocolateyPackage @packageArgs
  }
} elseif ($key.Count -eq 0) {
  Write-Warning "$packageName has already been uninstalled by other means."
} elseif ($key.Count -gt 1) {
  Write-Warning "$($key.Count) matches found!"
  Write-Warning "To prevent accidental data loss, no programs will be uninstalled."
  Write-Warning "Please alert package maintainer the following keys were matched:"
  $key | % {Write-Warning "- $($_.DisplayName)"}
}