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

Write-Host ""
Write-Host "=== YouTube Personal - PO Token Windows ==="
Write-Host ""

$ProjectRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
$ToolsRoot = Join-Path $ProjectRoot "assets\windows_hd"
$DenoExe = Join-Path $ToolsRoot "deno.exe"

if (-not (Test-Path $DenoExe)) {
    throw "deno.exe absent dans assets\windows_hd. Lance d'abord PREPARER_HD_WINDOWS.ps1."
}

$InstallRoot = Join-Path $env:LOCALAPPDATA "YouTubePersonal\windows_hd"
$PluginDir = Join-Path $InstallRoot "yt-dlp-plugins"
$ProviderRoot = Join-Path $InstallRoot "bgutil-provider"
$ServerDir = Join-Path $ProviderRoot "server"

$Version = "1.3.1"
$PluginUrl = "https://github.com/Brainicism/bgutil-ytdlp-pot-provider/releases/download/$Version/bgutil-ytdlp-pot-provider.zip"
$SourceUrl = "https://github.com/Brainicism/bgutil-ytdlp-pot-provider/archive/refs/tags/$Version.zip"

$TempRoot = Join-Path $env:TEMP "youtube-personal-pot-provider"
$PluginTemp = Join-Path $TempRoot "bgutil-ytdlp-pot-provider.zip"
$SourceTemp = Join-Path $TempRoot "bgutil-source.zip"
$ExtractTemp = Join-Path $TempRoot "source"

if (Test-Path $TempRoot) {
    Remove-Item $TempRoot -Recurse -Force
}

New-Item -ItemType Directory -Force -Path $TempRoot | Out-Null
New-Item -ItemType Directory -Force -Path $PluginDir | Out-Null
New-Item -ItemType Directory -Force -Path $ProviderRoot | Out-Null

Write-Host "[1/5] Telechargement du plugin PO Token $Version..."
Invoke-WebRequest -Uri $PluginUrl -OutFile $PluginTemp

if ((Get-Item $PluginTemp).Length -lt 1000) {
    throw "Le plugin telecharge semble invalide."
}

Copy-Item $PluginTemp (Join-Path $PluginDir "bgutil-ytdlp-pot-provider.zip") -Force

Write-Host "[2/5] Telechargement du provider BgUtils..."
Invoke-WebRequest -Uri $SourceUrl -OutFile $SourceTemp

Write-Host "[3/5] Extraction du provider..."
Expand-Archive -Path $SourceTemp -DestinationPath $ExtractTemp -Force

$ExtractedRoot = Get-ChildItem $ExtractTemp -Directory |
    Where-Object { $_.Name -like "bgutil-ytdlp-pot-provider-*" } |
    Select-Object -First 1

if (-not $ExtractedRoot) {
    throw "Archive du provider invalide : dossier racine introuvable."
}

$ExtractedServer = Join-Path $ExtractedRoot.FullName "server"

if (-not (Test-Path $ExtractedServer)) {
    throw "Dossier server du provider introuvable."
}

if (Test-Path $ServerDir) {
    Remove-Item $ServerDir -Recurse -Force
}

Copy-Item $ExtractedServer $ServerDir -Recurse -Force

Write-Host "[4/5] Installation des dependances Deno du provider..."
Push-Location $ServerDir
try {
    & $DenoExe install --allow-scripts=npm:canvas --frozen

    if ($LASTEXITCODE -ne 0) {
        throw "deno install a echoue avec le code $LASTEXITCODE."
    }
}
finally {
    Pop-Location
}

Write-Host "[5/5] Verification..."
$PluginInstalled = Join-Path $PluginDir "bgutil-ytdlp-pot-provider.zip"

if (-not (Test-Path $PluginInstalled)) {
    throw "Plugin PO Token non installe."
}

if (-not (Test-Path (Join-Path $ServerDir "src"))) {
    throw "Provider BgUtils incomplet."
}

Remove-Item $TempRoot -Recurse -Force

Write-Host ""
Write-Host "PO Token provider prepare avec succes."
Write-Host ""
Write-Host "Plugin : $PluginInstalled"
Write-Host "Provider: $ServerDir"
Write-Host ""
Write-Host "Commande suivante:"
Write-Host "  flutter clean"
Write-Host "  flutter run -d windows"