# ClipForge Helper installer for Windows.
# Open PowerShell (Start menu -> type "PowerShell") and paste:
#   irm https://clips.thegridreport.news/helper/install-windows.ps1 | iex
# Installs (free, open source) into %LOCALAPPDATA%\ClipForgeHelper:
#   yt-dlp.exe (github.com/yt-dlp/yt-dlp), ffmpeg.exe (github.com/yt-dlp/FFmpeg-Builds),
#   deno.exe (github.com/denoland/deno) and a "ClipForge Helper" shortcut on your Desktop.
$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"
try { [Net.ServicePointManager]::SecurityProtocol = [Net.ServicePointManager]::SecurityProtocol -bor [Net.SecurityProtocolType]::Tls12 } catch {}
$Server = if ($env:CLIPFORGE_SERVER) { $env:CLIPFORGE_SERVER.TrimEnd('/') } else { "https://clips.thegridreport.news" }
$Dir = if ($env:CLIPFORGE_HOME) { $env:CLIPFORGE_HOME } else { Join-Path $env:LOCALAPPDATA "ClipForgeHelper" }
$Bin = Join-Path $Dir "bin"
New-Item -ItemType Directory -Force -Path $Bin, (Join-Path $Dir "downloads") | Out-Null
Add-Type -AssemblyName System.IO.Compression.FileSystem

function Fetch($url, $dest) { Invoke-WebRequest -UseBasicParsing -Uri $url -OutFile $dest }
function Extract-Exe($zip, $names) {
  $z = [IO.Compression.ZipFile]::OpenRead($zip)
  try {
    foreach ($e in $z.Entries) {
      if ($names -contains $e.Name) {
        [IO.Compression.ZipFileExtensions]::ExtractToFile($e, (Join-Path $Bin $e.Name), $true)
      }
    }
  } finally { $z.Dispose() }
  Remove-Item -Force $zip
}

Write-Host "Installing ClipForge Helper into $Dir" -ForegroundColor Yellow
Write-Host "- yt-dlp";  Fetch "https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp.exe" (Join-Path $Bin "yt-dlp.exe")
Write-Host "- ffmpeg (big download, may take a few minutes)"
$fz = Join-Path $Dir "ffmpeg.zip"
Fetch "https://github.com/yt-dlp/FFmpeg-Builds/releases/download/latest/ffmpeg-master-latest-win64-gpl.zip" $fz
Extract-Exe $fz @("ffmpeg.exe", "ffprobe.exe")
Write-Host "- deno"
$dz = Join-Path $Dir "deno.zip"
Fetch "https://github.com/denoland/deno/releases/latest/download/deno-x86_64-pc-windows-msvc.zip" $dz
Extract-Exe $dz @("deno.exe")
Write-Host "- ClipForge Helper script"
$script = Join-Path $Dir "clipforge-helper.ps1"
Fetch "$Server/helper/clipforge-helper.ps1" $script
try { Get-ChildItem -LiteralPath $Dir -Recurse -File | Unblock-File -ErrorAction SilentlyContinue } catch {}

# Desktop shortcut
$desktop = [Environment]::GetFolderPath("Desktop")
if (-not $desktop) { $desktop = Join-Path $HOME "Desktop" }
New-Item -ItemType Directory -Force -Path $desktop | Out-Null
$lnk = Join-Path $desktop "ClipForge Helper.lnk"
$ws = New-Object -ComObject WScript.Shell
$s = $ws.CreateShortcut($lnk)
$s.TargetPath = "$env:WINDIR\System32\WindowsPowerShell\v1.0\powershell.exe"
$s.Arguments = "-NoProfile -ExecutionPolicy Bypass -File `"$script`""
$s.WorkingDirectory = $Dir
$s.Description = "Download a YouTube video at home and send it to ClipForge"
$s.Save()

Write-Host ""
Write-Host "Checking the tools work..."
$fail = $false
try { $v = & (Join-Path $Bin "yt-dlp.exe") --version; Write-Host "  yt-dlp  OK ($v)" } catch { Write-Host "  yt-dlp  FAILED"; $fail = $true }
try { & (Join-Path $Bin "ffmpeg.exe") -version | Out-Null; Write-Host "  ffmpeg  OK" } catch { Write-Host "  ffmpeg  FAILED"; $fail = $true }
try { & (Join-Path $Bin "deno.exe") --version | Out-Null; Write-Host "  deno    OK" } catch { Write-Host "  deno    not working (usually still fine)" }
Write-Host ""
if ($fail) { Write-Host "Something didn't install right. Take a screenshot of this window and send it to whoever set this up." -ForegroundColor Red }
else { Write-Host "Done! Your Desktop now has a 'ClipForge Helper' icon. Copy a YouTube link, double-click it, press Enter." -ForegroundColor Green }