#!/bin/sh

set -e

# Store the versions
VERSION=$(node -e "process.stdout.write(require('./package.json').version)")
HEAD=$(git rev-parse HEAD)

# Generate docs
npm run doc

# Checkout the website into the tmp directory
[ -d tmp/website ] || {
  REPO=https://github.com/probot/probot.github.io

  # If GH_TOKEN environment variable is present, use that to push.
  if [[ -n "$GH_TOKEN" ]]; then
    REPO=${REPO/https:\/\//https://${GH_TOKEN}@}
  fi

  mkdir -p tmp
  git clone $REPO tmp/website
}

# Update the website checkout
cd tmp/website
git pull origin master

# Delete previously generated docs for this version
rm -rf api/$VERSION

# Copy over the new docs
mv ../../out api/$VERSION

# Update the /api/latest link to point to this version
ln -sfn $VERSION api/latest

# Update the submodule
git submodule update --init
cd _submodules/probot
git fetch
git checkout $HEAD
cd ../..

# Commit and publish
git add .
git commit -m "Update docs for v$VERSION"
git tag -f v$VERSION
git push --tags origin master