#!/usr/bin/env bash
set -euo pipefail

home="$(realpath "$(realpath "${BASH_SOURCE[0]}" | xargs dirname)"/.)"
cd "$home"

#-----------------------------------------------------------------------------------------------------------
blink='\x1b[5m'
bold='\x1b[1m'
reverse='\x1b[7m'
underline='\x1b[4m'
reset='\x1b[0m'
black='\x1b[38;05;16m'
blue='\x1b[38;05;27m'
green='\x1b[38;05;34m'
cyan='\x1b[38;05;51m'
sepia='\x1b[38;05;52m'
indigo='\x1b[38;05;54m'
steel='\x1b[38;05;67m'
brown='\x1b[38;05;94m'
olive='\x1b[38;05;100m'
lime='\x1b[38;05;118m'
red='\x1b[38;05;124m'
crimson='\x1b[38;05;161m'
plum='\x1b[38;05;176m'
pink='\x1b[38;05;199m'
orange='\x1b[38;05;208m'
gold='\x1b[38;05;214m'
tan='\x1b[38;05;215m'
yellow='\x1b[38;05;226m'
grey='\x1b[38;05;240m'
darkgrey='\x1b[38;05;234m'
white='\x1b[38;05;255m'

#-----------------------------------------------------------------------------------------------------------
if [ -d xterm ]; then
  echo -e "$reverse$green directory xterm exists; updating $reset"
  cd xterm
  git pull
else
  echo -e "$reverse$red directory xterm does not exist; cloning $reset"
  git clone https://github.com/xtermjs/xterm.js xterm
  cd xterm
  fi

digest=bb2367ab4a05d7c8e6f915a3bdb7214f52121d13
echo -e "$reverse$green resetting to commit $digest $reset"
# thx to https://devopscube.com/checkout-clone-specific-git-commit-id-sha/
git reset --hard "$digest"

# thx to https://stackoverflow.com/a/6569511
path_to_executable=$(command -v pnpm)
if [ -x "$path_to_executable" ] ; then
  echo -e "$reverse$green using pnpm to install xterm deps $reset"
  pnpm install
  pnpm run build
else
  echo -e "$reverse$green using npm to install xterm deps $reset"
  npm install
  npm run build
  fi

echo -e "$reverse$green installed xterm@$digest $reset"