FastInstall.ps1

$ESC = [char]0x1b
$ALTC = "$ESC[?1049h"
$MAINC = "$ESC[?1049l"

$global:CACHELIST = $null

[Int] $MainPad = 75
[Int] $NamePad = 40
[Int] $StatePad = $MainPad - $NamePad

$ListApps =
(
    "Google.Chrome",
    "Mozilla.Firefox",
    "Spotify.Spotify",
    "Discord.Discord",
    "BraveSoftware.BraveBrowser",
    "Valve.Steam",
    "VideoLAN.VLC",
    "EpicGames.EpicGamesLauncher",
    "Telegram.TelegramDesktop",
    "BlenderFoundation.Blender",
    "Microsoft.VisualStudio.2022.Community",
    "UnityTechnologies.UnityHub"
)

function GetAppList
{
    if($null -eq $global:CACHELIST)
    {
        $global:CACHELIST = winget list
    }
    return $global:CACHELIST
}

function IsAppInstalled([String] $Id)
{
    $list = GetAppList
    $selected = $list | Select-String -Pattern "$Id " -CaseSensitive -SimpleMatch
    return $selected.Length -gt 0
}

function GetStringStatus
{
    param($IsAppInstalled, $IsAppSelected)

    if($IsAppSelected)
    {
        if($IsAppInstalled)
        {
            return "$ESC[31mTo Uninstall".PadRight($StatePad + 4)
        }
        else
        {
            return "$ESC[38;2;155;135;12mTo Install".PadRight($StatePad + 17)
        }
    }
    else
    {
        if($IsAppInstalled)
        {
            return "$ESC[32mInstalled".PadRight($StatePad + 4)
        }
        else
        {
            return "$ESC[38;2;100;100;100mNot Installed".PadRight($StatePad + 18)
        }
    }
}

function MakeAppsInfo
{
    $result = @()
    for ($IndexApp=0; $IndexApp -lt $ListApps.Length; $IndexApp+=1 )
    {
        $app = [string]$ListApps[$IndexApp]
        $IsInstalled = IsAppInstalled($app)

        $result += [PSCustomObject]@{
            Index = $IndexApp
            Name = $app
            IsInstalled=$IsInstalled
            IsSelected=$false
        }
    }
    return , $result
}

function PrintApps
{
    Param($Appsinfo, $CurIndex)

    foreach ($info in $Appsinfo)
    {
        if($info.Index -Eq $CurIndex)
        {
            $host.ui.Write("$ESC[47;30m")
        }
        else
        {
            $host.ui.Write("$ESC[0m")
        }

        $name = $info.Name.PadRight($NamePad)
        $StringStatus = GetStringStatus -IsAppInstalled $info.IsInstalled -IsAppSelected $info.IsSelected

        Write-Host "$name $StringStatus"
    }
    Write-Host "$ESC[0m"
}

function PrintInfoNavigation {
    $info = "$ESC[39m$ESC[48;5;8m Up/Down Arrows - $ESC[36mMove$ESC[39m; Enter -  $ESC[36mApply$ESC[39m; Spacebar - $ESC[36mSelect$ESC[39m; ESC - $ESC[36mExit"
    Write-Host $info.PadRight($MainPad + 49)
    $host.ui.Write("$ESC[0m")
}

function ApplyChanges
{
    param ($Appsinfo)
    foreach ($info in $Appsinfo)
    {
        if($info.IsSelected)
        {
            if($info.IsInstalled)
            {
                winget uninstall --id $info.Name
            }
            else
            {
                winget install --id $info.Name
            }
        }
    }
}

function main()
{
    Write-Host("Gathering information...")

    $Appsinfo = MakeAppsInfo
    $CurIndex = 0

    [bool] $isFinished = $false
    [bool] $GoApply = $false
    while($isFinished -eq $false)
    {
        $CurIndex = [Math]::Max(0, [Math]::Min($Appsinfo.Length - 1, $CurIndex))

        $Host.UI.RawUI.CursorPosition = @{ X = 0; Y = 0 }
        PrintApps -Appsinfo $Appsinfo -CurIndex $CurIndex
        PrintInfoNavigation
        $key = [System.Console]::ReadKey($true).Key
        switch ($key)
        {
            "UpArrow"   { $CurIndex -= 1 }
            "DownArrow" { $CurIndex += 1 }
            "Enter"     { $isFinished = $true; $GoApply = $true }
            "Spacebar"  { $Appsinfo[$CurIndex].IsSelected = !$Appsinfo[$CurIndex].IsSelected }
            "Escape"    { $isFinished = $true; }
            Default {}
        }
    }

    $Host.UI.RawUI.CursorPosition = @{ X = 0; Y = 0 }
    Clear-Host

    if($GoApply)
    {
        ApplyChanges -Appsinfo $Appsinfo

        Write-Output "Press any key..."
        [System.Console]::ReadKey($true) | Out-Null
    }
}



$host.ui.Write($ALTC)
$Host.UI.RawUI.CursorPosition = @{ X = 0; Y = 0 }
Clear-Host

main;

$host.ui.Write($MAINC)