winutil/functions/private/Install-WinUtilProgramChoco.ps1

function Install-WinUtilProgramChoco {
    <#
    .SYNOPSIS
    Manages the provided programs using Chocolatey

    .PARAMETER ProgramsToInstall
    A list of programs to manage

    .PARAMETER manage
    The action to perform on the programs, can be either 'Installing' or 'Uninstalling'

    .NOTES
    The triple quotes are required any time you need a " in a normal script block.
    #>

    param(
        [Parameter(Mandatory, Position=0)]
        [PsCustomObject]$ProgramsToInstall,

        [Parameter(Position=1)]
        [String]$manage = "Installing"
    )

    $x = 0
    $count = $ProgramsToInstall.Count

    # This check isn't really necessary, as there's a couple of checks before this Private Function gets called, but just to make sure ;)
    if($count -le 0) {
        throw "Private Function 'Install-WinUtilProgramChoco' expected Parameter 'ProgramsToInstall' to be of size 1 or greater, instead got $count,`nPlease double check your code and re-compile WinUtil."
    }

    Write-Progress -Activity "$manage Applications" -Status "Starting" -PercentComplete 0
    Write-Host "==========================================="
    Write-Host "--   Configuring Chocolatey pacakages   ---"
    Write-Host "==========================================="
    Foreach ($Program in $ProgramsToInstall){
        Write-Progress -Activity "$manage Applications" -Status "$manage $($Program.choco) $($x + 1) of $count" -PercentComplete $($x/$count*100)
        if($manage -eq "Installing"){
            write-host "Starting install of $($Program.choco) with Chocolatey."
            try{
                $tryUpgrade = $false
		$installOutputFilePath = "$env:TEMP\Install-WinUtilProgramChoco.install-command.output.txt"
        New-Item -ItemType File -Path $installOutputFilePath
		$chocoInstallStatus = $(Start-Process -FilePath "choco" -ArgumentList "install $($Program.choco) -y" -Wait -PassThru -RedirectStandardOutput $installOutputFilePath).ExitCode
            if(($chocoInstallStatus -eq 0) -AND (Test-Path -Path $installOutputFilePath)) {
                $keywordsFound = Get-Content -Path $installOutputFilePath | Where-Object {$_ -match "reinstall" -OR $_ -match "already installed"}
		        if ($keywordsFound) {
		            $tryUpgrade = $true
		        }
            }
		# TODO: Implement the Upgrade part using 'choco upgrade' command, this will make choco consistent with WinGet, as WinGet tries to Upgrade when you use the install command.
		if ($tryUpgrade) {
		    throw "Automatic Upgrade for Choco isn't implemented yet, a feature to make it consistent with WinGet, the install command using choco simply failed because $($Program.choco) is already installed."
		}
		if(($chocoInstallStatus -eq 0) -AND ($tryUpgrade -eq $false)){
                    Write-Host "$($Program.choco) installed successfully using Chocolatey."
                    $X++
                    $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Normal" -value ($x/$count) })
                    continue
                } else {
                    Write-Host "Failed to install $($Program.choco) using Chocolatey, Chocolatey output:`n`n$(Get-Content -Path $installOutputFilePath)."
                    $X++
                    $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Error" -value ($x/$count) })
                }
            } catch {
                Write-Host "Failed to install $($Program.choco) due to an error: $_"
                $X++
                $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Error" -value ($x/$count) })
            }
        }

	if($manage -eq "Uninstalling"){
            write-host "Starting uninstall of $($Program.choco) with Chocolatey."
            try{
		$uninstallOutputFilePath = "$env:TEMP\Install-WinUtilProgramChoco.uninstall-command.output.txt"
        New-Item -ItemType File -Path $uninstallOutputFilePath
		$chocoUninstallStatus = $(Start-Process -FilePath "choco" -ArgumentList "uninstall $($Program.choco) -y" -Wait -PassThru).ExitCode
		if($chocoUninstallStatus -eq 0){
                    Write-Host "$($Program.choco) uninstalled successfully using Chocolatey."
                    $x++
                    $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Normal" -value ($x/$count) })
                    continue
                } else {
                    Write-Host "Failed to uninstall $($Program.choco) using Chocolatey, Chocolatey output:`n`n$(Get-Content -Path $uninstallOutputFilePath)."
                    $x++
                    $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Error" -value ($x/$count) })
                }
            } catch {
                Write-Host "Failed to uninstall $($Program.choco) due to an error: $_"
                $x++
                $sync.form.Dispatcher.Invoke([action]{ Set-WinUtilTaskbaritem -state "Error" -value ($x/$count) })
            }
	}
    }
    Write-Progress -Activity "$manage Applications" -Status "Finished" -Completed

    # Cleanup leftovers files
    if(Test-Path -Path $installOutputFilePath){ Remove-Item -Path $installOutputFilePath }
    if(Test-Path -Path $uninstallOutputFilePath){ Remove-Item -Path $uninstallOutputFilePath }

    return;
}