#!/bin/bash

# FROM:  https://raw.githubusercontent.com/maxheld83/ghpages/master/LICENSE
# MIT License

# Copyright (c) 2019 Maximilian Held

# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.


set -e

source ./build_dir

echo "#################################################"
echo "Changing directory to 'BUILD_DIR' $BUILD_DIR ..."
cd $BUILD_DIR

echo "#################################################"
echo "Now deploying to GitHub Pages..."
REMOTE_REPO="https://${GITHUB_PERSONAL_TOKEN}@github.com/${GITHUB_REPOSITORY}.git" && \
REPONAME="$(echo $GITHUB_REPOSITORY| cut -d'/' -f 2)" && \
OWNER="$(echo $GITHUB_REPOSITORY| cut -d'/' -f 1)" && \
GHIO="${OWNER}.github.io" && \
if [[ "$REPONAME" == "$GHIO" ]]; then
  REMOTE_BRANCH="master"
else
  REMOTE_BRANCH="gh-pages"
fi && \
git init && \
git config user.name "${GITHUB_ACTOR}" && \
git config user.email "${GITHUB_ACTOR}@users.noreply.github.com" && \
if [ -z "$(git status --porcelain)" ]; then
    echo "Nothing to commit" && \
    exit 0
fi && \
git add . && \
git commit -m 'Deploy to GitHub Pages' && \
echo "REMOTE_BRANCH: $REMOTE_BRANCH" && \
git push --force $REMOTE_REPO master:$REMOTE_BRANCH && \
rm -fr .git && \
cd $GITHUB_WORKSPACE && \
echo "Content of $BUILD_DIR has been deployed to GitHub Pages."