#!/usr/bin/env bash

set -e
set -o pipefail

SCRIPT_PATH="$(dirname "$0")"
PROJECT_PATH="${SCRIPT_PATH}/.."
TYPES_PATH="${PROJECT_PATH}/dist/types"

SRC_BRANCH="typescripted"
TARGET_BRANCH="${1:-types}"

if [ -n "$(git status --porcelain)" ]; then
  echo "Working directory must be clean in order to proceed. Either commit or revert the changes"
  exit 1
fi

echo "Switching branch to \"${SRC_BRANCH}\"…"
git checkout -f "${SRC_BRANCH}"

echo "Generating the declarations…"
TMP_DIR="$(mktemp -d /tmp/tonweb-types.XXXXXXXXXX)"
rm -rf "${TYPES_PATH}"
npm run build:types
cp -R "${TYPES_PATH}/." "${TMP_DIR}/"

echo "Switching branch to \"${TARGET_BRANCH}\"…"
git checkout -f "${TARGET_BRANCH}"
rm -rf "${TYPES_PATH}"
mkdir -p "${TYPES_PATH}"
cp -R "${TMP_DIR}/." "${TYPES_PATH}/"
rm -rf "${TMP_DIR}"

if [ -n "$(git status --porcelain)" ]; then
  echo "Type declarations are generated, you can now commit the changes!"
else
  echo "No new type declarations were generated. Looks like everything is up to date!"
fi