sync.ps1

param(
    [string]$SourceRoot = $PSScriptRoot,
    [string]$DriveRoot = $env:SENTINELX_DRIVE_ROOT,
    [string]$RepoSubdir = "repo"
)

$ErrorActionPreference = "Stop"

if ([string]::IsNullOrWhiteSpace($DriveRoot)) {
    throw "Set -DriveRoot or the SENTINELX_DRIVE_ROOT environment variable to your Google Drive Sentinel-X folder."
}

$source = (Resolve-Path -LiteralPath $SourceRoot).Path
$targetRoot = Join-Path $DriveRoot $RepoSubdir

if (-not (Test-Path -LiteralPath $source)) {
    throw "Source repo not found: $source"
}

New-Item -ItemType Directory -Force -Path $targetRoot | Out-Null

$copyItems = @(
    "backend",
    "frontend",
    "ai",
    "docs",
    ".gitignore",
    "CLAUDE.md",
    "docker-compose.yml",
    "README.md"
)

$excludeDirs = @(
    ".git",
    "node_modules",
    "dist",
    ".venv",
    "__pycache__",
    "ai\artifacts\sentinelx_remote_sensing",
    "ai\datasets\remote_sensing_assets"
)

foreach ($item in $copyItems) {
    $src = Join-Path $source $item
    if (-not (Test-Path -LiteralPath $src)) {
        continue
    }

    $dst = Join-Path $targetRoot $item
    if (Test-Path -LiteralPath $src -PathType Container) {
        New-Item -ItemType Directory -Force -Path $dst | Out-Null
        $robocopyArgs = @(
            $src,
            $dst,
            "/E",
            "/XO",
            "/FFT",
            "/R:1",
            "/W:1"
        )
        foreach ($exclude in $excludeDirs) {
            $robocopyArgs += "/XD"
            $robocopyArgs += (Join-Path $source $exclude)
        }
        & robocopy @robocopyArgs | Out-Null
        if ($LASTEXITCODE -ge 8) {
            throw "Robocopy failed for $item with exit code $LASTEXITCODE"
        }
    } else {
        Copy-Item -LiteralPath $src -Destination $dst -Force
    }
}

Write-Host "Synced Sentinel-X to $targetRoot"