#!/bin/zsh
set -euo pipefail

# Auto-remount TN shares when network changes.
# Credentials should be stored in macOS Keychain (connect once via Finder, remember password).

SERVER="140.78.8.107"

# Use URL-encoded path segments for spaces if needed.
SHARE1_URL="smb://$SERVER/TNGROUP/tn-group/ipec"
SHARE2_URL="smb://$SERVER/TNHOME/home/AK127132"

# Expected mount points under /Volumes (adjust if your Finder mount names differ)
MOUNT1="/Volumes/ipec"
MOUNT2="/Volumes/AK127132"

log() {
  echo "[tnmount] $*"
}

is_mounted() {
  local mountpoint="$1"
  mount | grep -q " on ${mountpoint} "
}

mount_if_missing() {
  local mountpoint="$1"
  local url="$2"

  if is_mounted "$mountpoint"; then
    log "Already mounted: $mountpoint"
  else
    log "Mounting: $url"
    open "$url"
  fi
}

# Skip when server is unreachable (offsite/no VPN), try again on next interval.
if ! nc -zw2 "$SERVER" 445 >/dev/null 2>&1; then
  log "Server $SERVER:445 not reachable; skipping"
  exit 0
fi

mount_if_missing "$MOUNT1" "$SHARE1_URL"
mount_if_missing "$MOUNT2" "$SHARE2_URL"

log "Done"