#!/usr/bin/env bash

# ------------- Import some defaults for the shell

# Source shell defaults
# $0 is the currently running program (this file)
this_file_directory=$(dirname $0)
relative_path_to_defaults=$this_file_directory/../shell_defaults
SKIP_DEPLOY=${SKIP_DEPLOY:-'no'}

# if a file exists there, source it. otherwise complain
if test -f $relative_path_to_defaults; then
  # source and '.' are the same program
  source $relative_path_to_defaults
else
  echo -e "\033[31m\nFAILED TO SOURCE TEST RUNNING OPTIONS.\033[39m"
  echo -e "\033[31mTried $relative_path_to_defaults\033[39m"
  exit 1
fi

# if a string
if test "$(tty)" != "not a tty" && $(git remote get-url origin | grep --quiet "http"); then
  set +o xtrace
  echo -e "$red_text""This program requires a ssh-based github repo""$default_text"
  echo -e "$red_text""https://docs.github.com/en/authentication/connecting-to-github-with-ssh/adding-a-new-ssh-key-to-your-github-account""$default_text"
  echo -e "$red_text""You will need to change your remote to continue.  Yell @topher for help""$default_text"
  echo -e "$red_text""change your remote command:""$default_text"
  echo -e "$red_text""git remote set-url origin git@github.com:airbytehq/airbyte.git""$default_text"
  exit 1
fi


# ------------- Start Main
set +o xtrace
echo -e "$blue_text""This script pushes changes to ""$default_text"
echo -e "$blue_text""airbyte's gh_pages branch\n""$default_text"

echo -e "$blue_text""Current path:""$default_text"
pwd


# Yarn check (which is commonly used to check for program existence)
# -s/--silent doesn't exist in cloud's Ubuntu
if [[ `uname -s` = 'Darwin' && ! `which brew` ]] > /dev/null; then
  echo -e "$red_text""homebrew not found HALP!!\n\n""$default_text"
  echo -e "$red_text""try this:  https://brew.sh\n\n""$default_text"
  exit 1
fi

if ! which yarn > /dev/null; then
  echo -e "$red_text""yarn not found HALP!!\n\n""$default_text"
  echo -e "$red_text""try this:  brew install yarn\n\n""$default_text"
  exit 1
fi


set -o xtrace

# local check for changes.  Fail here early instead of 40 seconds from now
if ! test -z "$(git status --short)"; then
  set +o xtrace
  echo -e "$red_text""You have uncommitted changes!!!\n\n""$default_text"
  echo -e "$red_text""Commit and try again""$default_text"
  exit 1
fi

cd docusaurus
pwd

# install packages
yarn install

# generate static content
if ! yarn build; then
  echo -e  "$red_text""yarn build has failed.  Documentation probably has broken links""$default_text"
  echo -e  "$red_text""please fix the links, commit, and try again""$default_text"
  exit 1
fi

# "check PR mode" -- we run "yarn build" and stop before "yarn deploy"
if [ "${SKIP_DEPLOY}" = "yes" ]; then
  echo -e "$blue_text""Check mode is ON: skipipping yarn deploy && git push CNAME to repo!\n\n""$default_text"
  exit 0
fi

# Check tty for local/remote deploys (we expect cloud to be non-interactive)
# results like /dev/ttys000 || not a tty
if test "$(tty)" == "not a tty"; then
  set +o xtrace
  echo -e "$blue_text""github email not found adding Octavia's""$default_text"
  set -o xtrace
  git config --global user.email "octavia-squidington-iii@users.noreply.github.com"
  git config --global user.name "octavia-squidington-iii"
  echo "machine github.com login octavia-squidington-iii password $GITHUB_TOKEN" > $HOME/.netrc
  # context https://v1.docusaurus.io/docs/en/publishing#using-github-pages
  # write a prod website to airbytehq/airbyte gh_pages branch
  # 'publish-gh-pages' NOT ACTUALLY WORKING, we use 'deploy' instead:
  GIT_USER="octavia-squidington-iii" yarn run deploy
else
  yarn run deploy
fi

# Git makes more sense from /
cd ..
pwd

# We should be here but we are playing with fire
git fetch
# We force push gh-pages.  Local copies confuse things
# This line uses || true to enure we don't error if that branch doesn't exist
git branch -D gh-pages 2> /dev/null || true
# checkout the branch tracking it's remote
git switch --track origin/gh-pages

# For tracking in the commit message
revision=$(git rev-parse --short HEAD)

# explained at length below
set +o xtrace
echo -e "$blue_text""Writing CNAME file!\n\n""$default_text"
set -o xtrace

# This is a weird one.  GH Pages expects a CNAME file when redirecting
# we redirect docs.airbyte.io to airbytehq.github.io
# this tells github to expect docs.airbyte.com points to us
echo "docs.airbyte.com" > CNAME

git add CNAME

# Skip pre-commit hooks fire_elmo.jpg
PRE_COMMIT_ALLOW_NO_CONFIG=1 git commit --message "Adds CNAME to deploy for $revision"

# These are raw static files, we aren't trying to resolve conflicts
git push --force

# non functional. for debugging
git rev-parse --abbrev-ref HEAD

git checkout -

set +o xtrace
echo -e "$blue_text""Script exiting 0 GREAT SUCCESS!!!?""$default_text"