ci_cd.yml

name: CI

on:
  workflow_dispatch:
  schedule: # UTC at 0300
    - cron: "0 3 * * *"
  pull_request:
  push:
    tags:
      - "*"
    branches:
      - main

env:
  DPF_PORT: 21002
  DPF_START_SERVER: False
  MAIN_PYTHON_VERSION: '3.10'
  MAPDL_PACKAGE: ghcr.io/ansys/mapdl
  MAPDL_IMAGE_VERSION_DOCS_BUILD: v24.1-ubuntu-student
  ON_CI: True
  PYANSYS_OFF_SCREEN: True
  RESET_EXAMPLES_CACHE: 1
  RESET_DOC_BUILD_CACHE: 1
  USE_CACHE: False

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: write
  pull-requests: write
  packages: read

jobs:

  style:
    name: Code style
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.MAIN_PYTHON_VERSION }}
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip tox
      - name: Test with tox
        run: tox -e style

  doc-style:
    name: Documentation Style Check
    runs-on: ubuntu-latest
    steps:
      # TODO - Fix codestyle issues
      # - name: PyAnsys documentation style checks
      #   uses: ansys/actions/doc-style@v4
      #   with:
      #     token: ${{ secrets.GITHUB_TOKEN }}
      #     vale-version: "2.29.6"
      - name : TODO - Reactivate code style
        run : sleep 1

  doc-build:
    name: "Documentation building"
    needs: [style, doc-style]
    timeout-minutes: 60
    outputs:
      PYMAPDL_VERSION: ${{ steps.version.outputs.PYMAPDL_VERSION }}
    runs-on: ubuntu-latest
    env:
      PYMAPDL_PORT: 21000  # default won't work on GitHub runners
      PYMAPDL_DB_PORT: 21001  # default won't work on GitHub runners
      PYMAPDL_START_INSTANCE: FALSE
      ON_DOCUMENTATION: TRUE
    
    steps:
      - name: "Install Git and checkout project"
        uses: actions/checkout@v4

      - name: "Login in Github Container registry"
        uses: docker/login-action@v3.2.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: "Pull, launch, and validate MAPDL service"
        id: start_mapdl
        env:
          LICENSE_SERVER: ${{ secrets.LICENSE_SERVER }}
          MAPDL_VERSION: ${{ env.MAPDL_IMAGE_VERSION_DOCS_BUILD }}
          DISTRIBUTED_MODE: "dmp"
        run: |
          export INSTANCE_NAME=MAPDL_0
          .ci/start_mapdl.sh & export DOCKER_PID=$!
          echo "Launching MAPDL service at PID: $DOCKER_PID"
          echo "DOCKER_PID=$(echo $DOCKER_PID)" >> $GITHUB_OUTPUT

      - name: "DPF Server Activation"
        run: |
          $(docker pull ghcr.io/ansys/dpf-core:22.2dev && docker run -d --name dpfserver -p ${{ env.DPF_PORT }}:50052 ghcr.io/ansys/dpf-core:22.2dev && echo "DPF Server active on port ${{ env.DPF_PORT }}.") &

      - name: "Install OS packages"
        run: |
          sudo apt-get update
          sudo apt install zip pandoc libgl1-mesa-glx xvfb texlive-latex-extra latexmk graphviz texlive-xetex libgomp1
     
      - name: "Set up Python using cache"
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.MAIN_PYTHON_VERSION }}
          cache: 'pip'
          cache-dependency-path: 'requirements/requirements_doc.txt'
        
      - name: "Install Python requirements"
        run: |
          pip uninstall ansys-mapdl-core
          pip install -r requirements/requirements_doc.txt

      - name: "Test virtual framebuffer"
        run: |
          xvfb-run python .ci/display_test.py

      - name: "Retrieve PyMAPDL version"
        id: version
        run: |
          echo "PYMAPDL_VERSION=$(python -c 'from ansys.mapdl.core import __version__; print(__version__)')" >> $GITHUB_OUTPUT
          echo "PyMAPDL version is: $(python -c "from ansys.mapdl.core import __version__; print(__version__)")"

      - name: "Cache Verification Manual examples"
        uses: actions/cache@v4
        if: env.USE_CACHE == true
        with:
          path: doc/source/verif-manual
          key: Examples-v${{ env.RESET_EXAMPLES_CACHE }}-${{ steps.version.outputs.PYMAPDL_VERSION }}-${{ github.sha }}
          restore-keys: |
            Examples-v${{ env.RESET_EXAMPLES_CACHE }}-${{ steps.version.outputs.PYMAPDL_VERSION }}

      - name: "Cache docs build directory"
        uses: actions/cache@v4
        if: env.USE_CACHE == true
        with:
          path: doc/_build
          key: doc-build-v${{ env.RESET_DOC_BUILD_CACHE }}-${{ env.PYMAPDL_VERSION }}-${{ github.sha }}
          restore-keys: |
            doc-build-v${{ env.RESET_DOC_BUILD_CACHE }}-${{ env.PYMAPDL_VERSION }}

      - name: "Waiting for the services to be up"
        timeout-minutes: 15
        run: |
          .ci/waiting_services.sh

      - name: "Run Ansys documentation building action"
        uses: ansys/actions/doc-build@v6
        with:
          requires-xvfb: true
          python-version: ${{ env.MAIN_PYTHON_VERSION }}
          checkout: false
          skip-install: true
          sphinxopts: -j auto -W --keep-going
          use-python-cache: False
          check-links: False

      - name: "Deploy"
        if: contains(github.ref, 'refs/heads/main')
        uses: JamesIves/github-pages-deploy-action@v4.6.4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: gh-pages
          folder: doc/_build/html
          clean: true
          single-commit: true
      
      - name: "Display Docker files structures"
        if: always()
        env:
          MAPDL_INSTANCE: MAPDL_0
          LOG_NAMES: logs-build-docs
        run: |
          .ci/display_logs.sh
      
      - name: "Collect MAPDL logs on failure"
        if: always()
        env:
          MAPDL_VERSION: ${{ env.MAPDL_IMAGE_VERSION_DOCS_BUILD }}
          MAPDL_INSTANCE: MAPDL_0
          LOG_NAMES: logs-build-docs
        run: |
          .ci/collect_mapdl_logs.sh
      
      - name: "Tar logs"
        if: always()
        run: |
          cp -f doc/_build/latex/*.log ./logs-build-docs/
          cp log.txt ./logs-build-docs/
          tar cvzf ./logs-build-docs.tgz ./logs-build-docs
      
      - name: "Upload logs to GitHub"
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: logs-build-docs.tgz
          path: ./logs-build-docs.tgz

      - name: "Display MAPDL Logs"
        if: always()
        run: cat log.txt

      - name: "List main files"
        if: always()
        run: |
          if compgen -G 'doc/_build/latex/*.log' > /dev/null ;then for f in doc/_build/latex/*.log; do echo "::group:: Output latex log file $f" && cat $f && echo "::endgroup::" ; done; fi
          if compgen -G './logs-build-docs/*.err' > /dev/null ;then for f in ./logs-build-docs/*.err; do echo "::group:: Error file $f" && cat $f && echo "::endgroup::" ; done; fi
          if compgen -G './logs-build-docs/*.log' > /dev/null ;then for f in ./logs-build-docs/*.log; do echo "::group:: Log file $f" && cat $f && echo "::endgroup::" ; done; fi
          if compgen -G './logs-build-docs/*.out' > /dev/null ;then for f in ./logs-build-docs/*.out; do echo "::group:: Output file $f" && cat $f && echo "::endgroup::" ; done; fi

  release:
    if: github.event_name == 'refs/heads/main' && !contains(github.ref, 'refs/tags')
    needs: [style, doc-build] #docs-style
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4

      - name: Display structure of downloaded files
        run: ls -R

      - name: Zip HTML documentation
        uses: vimtor/action-zip@v1.2
        with:
          files: documentation-html
          dest: documentation-html.zip

      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: |
            ./documentation-html.zip
            ./documentation-pdf/*.pdf