Install-Chrome-Bridge.ps1

param(
    [string]$ExtensionId = ""
)

Set-StrictMode -Version 2.0
$ErrorActionPreference = "Stop"

$root = Split-Path -Parent $MyInvocation.MyCommand.Path
$extensionDir = Join-Path $root "chrome-extension"
$hostDir = Join-Path $root "chrome-helper"
$hostManifestPath = Join-Path $hostDir "yt_dlp_native_host.json"
$hostBatPath = Join-Path $hostDir "yt_dlp_native_host.bat"


if (-not (Test-Path -LiteralPath $extensionDir)) {
    throw "Missing extension directory: $extensionDir"
}
if (-not (Test-Path -LiteralPath $hostBatPath)) {
    throw "Missing native host launcher: $hostBatPath"
}

if ([string]::IsNullOrWhiteSpace($ExtensionId)) {
    Write-Host "Chrome extension folder:"
    Write-Host "  $extensionDir"
    Write-Host ""

    try {
        Set-Clipboard -Value $extensionDir
        Write-Host "The extension folder path was copied to the clipboard."
    } catch {
        Write-Host "Could not copy the extension folder path automatically."
    }

    Write-Host ""
    Write-Host "Steps:"
    Write-Host "  1. Open chrome://extensions manually."
    Write-Host "  2. Enable Developer mode."
    Write-Host "  3. Click Load unpacked and choose the chrome-extension folder above."
    Write-Host "  4. Copy the extension ID from the extension card."
    Write-Host ""
    $ExtensionId = (Read-Host "Paste Chrome extension ID").Trim()
}
if ($ExtensionId -notmatch "^[a-p]{32}$") {
    throw "Invalid Chrome extension ID: $ExtensionId"
}

$manifest = Get-Content -LiteralPath $hostManifestPath -Raw | ConvertFrom-Json
$manifest.path = $hostBatPath
$origin = "chrome-extension://$ExtensionId/"
$origins = @()
if ($manifest.PSObject.Properties["allowed_origins"] -and $manifest.allowed_origins) {
    $origins += @($manifest.allowed_origins | ForEach-Object { [string]$_ })
}
if ($origins -notcontains $origin) {
    $origins += $origin
}
$manifest.allowed_origins = @($origins | Sort-Object -Unique)
$manifest | ConvertTo-Json -Depth 8 | Set-Content -LiteralPath $hostManifestPath -Encoding UTF8

$keyPath = "HKCU:\Software\Google\Chrome\NativeMessagingHosts\com.local.ytdlp_helper"
New-Item -Path $keyPath -Force | Out-Null
Set-Item -Path $keyPath -Value $hostManifestPath

Write-Host "Native host registered:"
Write-Host "  $hostManifestPath"
Write-Host ""
Write-Host "Allowed extension origin added: $origin"
Write-Host ""
Write-Host "Chrome extension folder:"
Write-Host "  $extensionDir"