#!/bin/bash

job_start=0

job_start() {
  # [*] job start - [target]:[job]
  # bold
  echo -e "\e[1m[*] job start - $1:$2\e[0m"
  job_start=$(date +%s.%N)
}
job_success() {
  # [*] success! [target]:[job] finished in 241.2s :)
  end=$(date +%s.%N)
  time=$( echo "$end - $job_start" | bc -l )
  echo -e "\e[1m\e[32m[*] success! $1:$2 finished in $time seconds :)\e[0m"
}
job_fail() {
  # [x] FAIL! [target]:[job] failed in 241.2s :(
  end=$(date +%s.%N)
  time=$( echo "$end - $job_start" | bc -l )
  echo -e "\e[1m\e[31m[*] FAIL! $1:$2 failed in $time seconds :(\e[0m"
}
job_skip() {
  # [-] skipped - [target]:[job] skipped in 241.2s
  end=$(date +%s.%N)
  time=$( echo "$end - $job_start" | bc -l )
  echo -e "\e[1m\e[34m[-] skipped - $1:$2 skipped after $time seconds\e[0m"
}

sub_clone() {
  job_start "scratch-blocks" "clone"
  if [ -d "$(pwd)/scratch-blocks" ]; then
    echo "Clone dir already exists"
    job_skip "scratch-blocks" "clone"
  else
    git clone https://github.com/scratchfoundation/scratch-blocks scratch-blocks
    if [ "$?" != "0" ]; then
      job_fail "scratch-blocks" "clone"
      exit 1
    fi
    job_success "scratch-blocks" "clone"
  fi
  job_start "scratch-blocks" "checkout"
  pbase=$(cat patches/blocks/PATCHBASE | tr -d '\n')
  echo "Checking out scratch-blocks patchbase $pbase"
  cd scratch-blocks || exit
  git checkout "$pbase"
  if [ "$?" != "0" ]; then
    job_fail "scratch-blocks" "checkout"
    exit 1
  fi
  cd .. || exit
  job_success "scratch-blocks" "checkout"
}

sub_patch() {
  sub_clone

  job_start "scratch-blocks" "patch"

  cd scratch-blocks || exit

  git am --abort >/dev/null 2>&1

  git am --3way "../patches/blocks/"*.patch
  if [ "$?" != "0" ]; then
    echo "One or more patches did not apply cleanly to scratch-blocks. Check above message and try again".
    job_fail "scratch-blocks" "patch"
    exit 1
  fi

  echo "[*] Patches applied cleanly to scratch-blocks"

  job_success "scratch-blocks" "patch"
}

sub_compile() {
  sub_patch

  job_start "scratch-blocks" "compile"

  NODE_OPTIONS=--openssl-legacy-provider npm i

  if [ "$?" != "0" ]; then
    job_fail "scratch-blocks" "compile"
    exit 1
  fi

  job_success "scratch-blocks" "compile"
}

sub_help() {
  echo "clone - clone upstream source code"
  echo "patch - apply patches"
  echo "compile - compile bundles"
  echo "bundle - create prod bundles"
}

subcommand=$1
case $subcommand in
    "" | "-h" | "--help" | "help")
        sub_help
        ;;
    *)
        echo "[*] Running build command $subcommand"
        shift
        sub_${subcommand} $@
        if [ $? = 127 ]; then
            echo "Error: '$subcommand' is not a known subcommand." >&2
            echo "       Run 'pbt.sh --help' for a list of known subcommands." >&2
            exit 1
        fi
        ;;
esac