#!/usr/bin/env bash

red="$(tput setaf 1)"
yellow="$(tput setaf 3)"
bold="$(tput bold)"
reset="$(tput sgr0)"

files_changed_upstream="$(mktemp)"
trap "rm -f ${files_changed_upstream}" EXIT

git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD >"$files_changed_upstream"

grep --quiet 'requirements-dev-frozen.txt' "$files_changed_upstream" && py="install-py-dev "
grep --quiet 'yarn.lock' "$files_changed_upstream" && js="install-js-dev "
grep --quiet 'migrations' "$files_changed_upstream" && migrations="apply-migrations "

[[ "$pc" || "$py" || "$js" || "$migrations" ]] && needs_update=1

if [[ "$needs_update" ]]; then
  update_command="make ${pc}${py}${js}${migrations}"

  cat <<EOF

[${red}${bold}!!!${reset}] ${red} It looks like some dependencies have changed that will require your intervention. Run the following to update:${reset}

    ${red}${bold}${update_command}${reset}

EOF

  if [[ "$SENTRY_POST_MERGE_AUTO_UPDATE" ]]; then
    echo "${yellow}Automatically running update command because SENTRY_POST_MERGE_AUTO_UPDATE is set.${reset}"
    $update_command
  else
    echo "${yellow}If you want these commands to be executed automatically after pulling code, you can export the SENTRY_POST_MERGE_AUTO_UPDATE variable.${reset}"
  fi
fi