#!/bin/bash
set -e

# Télécharge les binaires Tailscale Windows depuis l'installateur MSI officiel.
# Nécessite: curl, msitools (msiextract)

VERSION="${1:-1.98.4}"
ARCH="amd64"
OUTDIR="$(dirname "$0")/tailscale-bin/windows"
MSI_URL="https://pkgs.tailscale.com/stable/tailscale-setup-${VERSION}-${ARCH}.msi"
TMPDIR="$(mktemp -d)"

cleanup() {
    rm -rf "$TMPDIR"
}
trap cleanup EXIT

echo "Downloading Tailscale ${VERSION} Windows installer..."
curl -L -o "$TMPDIR/tailscale-setup.msi" "$MSI_URL"

echo "Extracting binaries..."
mkdir -p "$TMPDIR/extract"
msiextract -C "$TMPDIR/extract" "$TMPDIR/tailscale-setup.msi" >/dev/null

echo "Installing to ${OUTDIR}..."
mkdir -p "$OUTDIR"
cp "$TMPDIR/extract/PFiles64/Tailscale/tailscale.exe" "$OUTDIR/"
cp "$TMPDIR/extract/PFiles64/Tailscale/tailscaled.exe" "$OUTDIR/"
cp "$TMPDIR/extract/PFiles64/Tailscale/wintun.dll" "$OUTDIR/"

echo "Done. Installed:"
ls -lh "$OUTDIR"