#!/usr/bin/env bash
#
# mfdoc
#
# Start Jekyll in watch mode to work on Marlin Documentation and preview locally
#

MFINFO=$(mfinfo "$@") || exit
IFS=' ' read -a INFO <<< "$MFINFO"
ORG=${INFO[0]}
REPO=${INFO[2]}
BRANCH=${INFO[4]}

if [[ $ORG != "MarlinFirmware" || $REPO != "MarlinDocumentation" ]]; then
  echo "Wrong repository."
  exit
fi

if [[ $BRANCH != "master" ]]; then
  echo "Stashing changes and changing to master."
  git stash
  git checkout master
fi

opensite() {
  TOOL=$(which gnome-open xdg-open open | awk '{ print $1 }')
  URL="http://127.0.0.1:4000/"
  if [ -z "$TOOL" ]; then
    echo "Can't find a tool to open the URL:"
    echo $URL
  else
    echo "Opening preview site in the browser..."
    "$TOOL" "$URL"
  fi
}

echo "Previewing MarlinDocumentation..."

# wait to open the url for about 8s
( sleep 8; opensite ) &

bundle exec jekyll serve --watch --incremental

if [[ $BRANCH != "master" ]]; then
  echo "Restoring branch '$BRANCH'"
  git checkout $BRANCH
  git stash pop
fi