# Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>

# 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 NON-INFRINGEMENT. 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.

name: ci
on:
  - push
  - pull_request

# Jobs to run
jobs:

  # Build theme
  build:
    runs-on: ubuntu-latest
    steps:

      # Limit clone depth to speed up build
      - uses: actions/checkout@v1
        with:
          fetch-depth: 5

      # Install Node runtime and dependencies
      - uses: actions/setup-node@v1
        with:
          node-version: 10.x

      - uses: actions/cache@v1
        id: cache-node
        with:
          path: node_modules
          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-

      - if: steps.cache-node.outputs.cache-hit != 'true'
        run: npm install

      # Run linter and build distribution files
      - run: npm run lint
      - run: npm run build

      # Check diff after build
      - run: git diff --name-only

      # Upload distribution files
      - uses: actions/upload-artifact@v1
        if: startsWith(github.ref, 'refs/tags')
        with:
          name: material
          path: material

  # Build and deploy documentation site
  deploy:
    if: github.event_name != 'pull_request' && github.ref == 'refs/heads/master'
    runs-on: ubuntu-latest
    steps:

      # Limit clone depth to speed up build
      - uses: actions/checkout@v1
        with:
          fetch-depth: 5

      # Install Python runtime and dependencies
      - uses: actions/setup-python@v1
        with:
          python-version: 3.x

      - uses: actions/cache@v1
        id: cache-python
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - if: steps.cache-python.outputs.cache-hit != 'true'
        run: pip install -r requirements.txt

      # Set configuration for repository and deploy documentation
      - env:
          GH_TOKEN: ${{ secrets.GH_TOKEN }}
          GH_NAME: ${{ secrets.GH_NAME }}
          GH_EMAIL: ${{ secrets.GH_EMAIL }}
        run: |
          REMOTE="https://${GH_TOKEN}@github.com/squidfunk/mkdocs-material"
          git config --global user.name "${GH_NAME}"
          git config --global user.email "${GH_EMAIL}"
          git remote set-url origin ${REMOTE}

      # Install theme
      - run: python setup.py install

      # Build documentation
      - env:
          GOOGLE_ANALYTICS_KEY: ${{ secrets.GOOGLE_ANALYTICS_KEY }}
        run: |
          mkdocs gh-deploy --force
          mkdocs --version

  # Publish Python package and Docker image
  publish:
    if: startsWith(github.ref, 'refs/tags')
    needs: build
    runs-on: ubuntu-latest
    steps:

      # Limit clone depth to speed up build
      - uses: actions/checkout@v1
        with:
          fetch-depth: 5

      # Ensure latest build if repository is not up-to-date
      - run: rm -rf material

      # Download distribution files
      - uses: actions/download-artifact@v1
        with:
          name: material

      # Install Python runtime and dependencies
      - uses: actions/setup-python@v1
        with:
          python-version: 3.x

      - run: pip install --upgrade setuptools wheel twine

      # Build and test Docker image
      - run: |
          docker build -t ${GITHUB_REPOSITORY} .
          docker run --rm -i -v $(pwd):/docs ${GITHUB_REPOSITORY} \
            build --theme material

      # Build Python package
      - run: python setup.py build sdist bdist_wheel --universal

      # Push release to PyPI
      - env:
          PYPI_USERNAME: ${{ secrets.PYPI_USERNAME }}
          PYPI_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
        run: twine upload -u ${PYPI_USERNAME} -p ${PYPI_PASSWORD} dist/*

      # Push image to Docker Hub
      - env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
        run: |
          docker login -u ${DOCKER_USERNAME} -p ${DOCKER_PASSWORD}
          docker tag ${GITHUB_REPOSITORY} ${GITHUB_REPOSITORY}:${GITHUB_REF##*/}
          docker tag ${GITHUB_REPOSITORY} ${GITHUB_REPOSITORY}:latest
          docker push ${GITHUB_REPOSITORY}