# Adapted from https://github.com/rust-lang/mdBook/wiki/Automated-Deployment:-GitHub-Actions#github-pages-deploy

name: Build docs
on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0
    - name: Install mdbook
      run: |
        # Get mdbook
        curl -sSL https://github.com/rust-lang/mdBook/releases/download/v0.4.18/mdbook-v0.4.18-x86_64-unknown-linux-gnu.tar.gz -o mdbook.tar.gz
        # Verify hash
        echo "d276b0e594d5980de6a7917ce74c348f28d3cb8b353ca4eaae344ae8a4c40bea  mdbook.tar.gz" | sha256sum --check

        # Get mdbook-mermaid
        curl -sSL https://github.com/badboy/mdbook-mermaid/releases/download/v0.12.6/mdbook-mermaid-v0.12.6-x86_64-unknown-linux-gnu.tar.gz -o mdbook-mermaid.tar.gz
        # Verify hash
        echo "04f9fa41f89b7a1809ef2525efc7ad2c112df4ae1241de25efe354940441ea70  mdbook-mermaid.tar.gz" | sha256sum --check

        # Extract
        mkdir mdbook
        tar -xzf mdbook.tar.gz --directory mdbook
        mkdir mdbook-mermaid
        tar -xzf mdbook-mermaid.tar.gz --directory mdbook-mermaid
        echo `pwd`/mdbook >> $GITHUB_PATH
        echo `pwd`/mdbook-mermaid >> $GITHUB_PATH
    - name: Install sphinx
      run: |
        # Install python dependencies
        sudo apt -y install python3 python3-pip python3-sphinx

        # Install rtd theme
        pip install sphinx_rtd_theme
    - uses: actions/setup-go@v3
      with:
        go-version: ^1.22
    - name: Build & Install python-eduvpn-common
      run: |
        # install pip deps
        pip install wheel setuptools build

        # Make go library
        make

        # Go to Python wrapper
        cd wrappers/python

        # Make wheel
        make pack

        # Install wheel
        pip3 install dist/*.whl
    - name: Deploy GitHub Pages
      run: |
        # Build Sphinx
        cd wrappers/python/docs
        make html

        # Go to root
        cd ../../..

        # Install mermaid preprocessor
        mdbook-mermaid install docs

        cd docs
        mdbook build

        # gh pages branch settings
        git worktree add gh-pages gh-pages
        git config user.name "Deploy from CI"
        git config user.email ""
        cd gh-pages

        # Delete the ref to avoid keeping history.
        git update-ref -d refs/heads/gh-pages
        rm -rf *

        # move mdbook files
        mv ../book/* .

        # move sphinx files
        mkdir -p api/python/rtd
        mv ../../wrappers/python/docs/build/html/* api/python/rtd

        # Disable jekyll as otherwise it won't find our sphinx paths
        # that start with underscore
        touch .nojekyll

        git add .
        git commit -m "Deploy $GITHUB_SHA to gh-pages"
        git push --force