#!/bin/bash

BG=false
for arg in "$@"; do
  [[ "$arg" == "bg" || "$arg" == "--bg" ]] && BG=true
done

log() { $BG || echo "$@"; }

# Find the HTML file
HTML_FILE=$(find . -maxdepth 2 -name "*.html" | head -1)

if [ -z "$HTML_FILE" ]; then
  log "No HTML file found."
  exit 1
fi

# Pick a free port
PORT=8000
while lsof -i :$PORT &>/dev/null; do
  PORT=$((PORT + 1))
done

DIR=$(dirname "$HTML_FILE")
FILE=$(basename "$HTML_FILE")

log "Serving $HTML_FILE on http://localhost:$PORT/$FILE"

open_browser() {
  local url=$1
  if command -v xdg-open &>/dev/null; then
    xdg-open "$url"
  elif command -v open &>/dev/null; then
    open "$url"
  elif command -v start &>/dev/null; then
    start "$url"
  else
    log "open: $url"
  fi
}

(sleep 0.5 && open_browser "http://localhost:$PORT/$FILE") &

if $BG; then
  python3 -m http.server "$PORT" --directory "$DIR" &>/dev/null &
  disown
else
  python3 -m http.server "$PORT" --directory "$DIR"
fi