Script to update VSCodium native build for a Mac M1

update_vscodium_m1.sh

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

INSTALLED_APP=/Applications/VSCodium.app
TMP_DIR=$(mktemp -d)
GITHUB_RELEASES_JSON="${TMP_DIR}/github-releases.json"
LATEST_RELEASE_ZIPBALL="${TMP_DIR}/vscodium.zip"
EXTRACTED_APP="${TMP_DIR}/vscodium/VSCode-darwin-arm64/VSCodium.app"

cleanup() {
  if [[ ${TMP_DIR:-} != '' ]]; then
    rm -R "${TMP_DIR}"
  fi
}

trap cleanup EXIT

check_command() (
  command=${1}
  link_to_download=${2}

  if ! command 1>/dev/null -v "${command}"; then
    echo "${command} (${link_to_download}) is needed to run this script"
    exit 1
  fi
)

check_prerequisites() (
  check_command jq https://stedolan.github.io/jq/
  check_command curl https://curl.se/
)

get_installed_version() (
  path_to_app=${1}
  plist_file=${path_to_app}/Contents/Info.plist

  if [[ -f ${plist_file} ]]; then
    grep --after-context=1 'CFBundleVersion' "${plist_file}" | tail -n 1 | sed -E -n 's|^[[:space:]]*<string>([0-9\.]+)</string>$|\1|p'
  else
    echo '0.0.0'
  fi
)

update_needed() (
  old_version=${1}
  new_version=${2}

  IFS='.' read -r -a old_version_parts <<<"${old_version}"
  IFS='.' read -r -a new_version_parts <<<"${new_version}"

  # use index from old_version_parts because the tag on GitHub contains the
  # architecture as the last part: 1.63.2.darwin_arm64
  for index in "${!old_version_parts[@]}"; do
    if ((10#${old_version_parts[index]} < 10#${new_version_parts[index]})); then
      echo true
      return
    fi
  done
)

patch_marketplace_urls() (
  path_to_app=${1}

  patch --silent "${path_to_app}/Contents/Resources/app/product.json" <<'EOF'
126,127c126,128
<     "serviceUrl": "https://open-vsx.org/vscode/gallery",
<     "itemUrl": "https://open-vsx.org/vscode/item"
---
>     "serviceUrl": "https://marketplace.visualstudio.com/_apis/public/gallery",
>     "cacheUrl": "https://vscode.blob.core.windows.net/gallery/index",
>     "itemUrl": "https://marketplace.visualstudio.com/items"
EOF
)

check_prerequisites

installed_version=$(get_installed_version ${INSTALLED_APP})
echo "Locally installed version: ${installed_version}"

curl -s -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/tibeer/vscodium/releases -o "${GITHUB_RELEASES_JSON}"
available_version=$(jq --raw-output .[0].tag_name "${GITHUB_RELEASES_JSON}")
echo "Latest available version on GitHub: ${available_version}"

# need to evaluate the call to update_needed outside of an if expression for script to
# exit when an error occurs in update_needed
update_needed_result=$(update_needed "${installed_version}" "${available_version}")
if [[ -z $update_needed_result ]]; then
  echo "Newest version already installed (${installed_version} >= ${available_version})."
  echo "Nothing to do."
  exit 0
fi

download_url=$(jq --raw-output .[0].assets[0].browser_download_url "${GITHUB_RELEASES_JSON}")

echo "Downloading latest release from $download_url ..."
curl -L -o "${LATEST_RELEASE_ZIPBALL}" "${download_url}"
echo "Downloaded VSCodium to ${LATEST_RELEASE_ZIPBALL}"

unzip -q "${LATEST_RELEASE_ZIPBALL}" -d "${TMP_DIR}"
echo "Successfully unzipped to ${EXTRACTED_APP}"

patch_marketplace_urls "${EXTRACTED_APP}"
echo "Patched marketplace URLs"

rm -R ${INSTALLED_APP} 2>/dev/null || true
mv "${EXTRACTED_APP}" /Applications/
echo "Installed new VSCodium version in /Applications/$(basename "${EXTRACTED_APP}")"

printf '\nYou need to run\n\nsudo xattr -r -d com.apple.quarantine %s\n\nto allow app execution!' "/Applications/$(basename "${EXTRACTED_APP}")"