name: Compile LaTeX document

on:
  push:
    branches: [main, ci]  # or any other branch you want to trigger the workflow
  pull_request:
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest

    container: 
      image: leplusorg/latex

    steps:
    - name: "Determine prerequisites"
      id: prereq
      run: |
        echo "need_node=$(command -v node >/dev/null 2>&1 && echo 0 || echo 1)" >> $GITHUB_OUTPUT
    - name: Install node
      if: ${{ steps.prereq.outputs.need_node == '1' }}
      run: |
          apt update -y && apt install -y curl
          curl -sS https://webi.sh/node | sh
          echo ~/.local/opt/node/bin >> $GITHUB_PATH


    - uses: actions/checkout@v3
      with:
        fetch-depth: 0

    - name: Compile LaTeX Document
      run: latexmk -pdf ${{ env.root_file }}
      env:
        root_file: main.tex  # Replace 'main.tex' with the path to your main LaTeX file
    
    - name: Upload artifacts and release assets
      uses: nanoufo/action-upload-artifacts-and-release-assets@v1.9
      with:
        path: |
          ./main.pdf
#    - name: Upload PDF
#      uses: actions/upload-artifact@v3
#      with:
#        name: Beitrittserklaerung_RudernDonauLinz.pdf
#        path: ./main.pdf



  latex_spellcheck:
    runs-on: ubuntu-latest
    container:
      image: registry.gitlab.com/islandoftex/images/texlive:${{ env.LATEX_SPELLCHECK_TEXLIVE_VERSION }}
      options: --entrypoint /bin/bash
    env:
      LATEX_SPELLCHECK_SOURCE_NAME: main
      LATEX_SPELLCHECK_SOURCE_PATH: './'
      LATEX_SPELLCHECK_SOURCE_LANGUAGE_DEFAULT: en-US
      LATEX_SPELLCHECK_IGNORELIST: spellcheck_custom_words.txt
      LATEX_SPELLCHECK_TEXLIVE_VERSION: TL2021-2021-12-12-04-05
      LATEX_SPELLCHECK_TEXLIVE_IMAGE: registry.gitlab.com/islandoftex/images/texlive
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Prepare environment
        run: |
          cd $LATEX_SPELLCHECK_SOURCE_PATH
          export SOURCE_LANGUAGE=$(cat $LATEX_SPELLCHECK_SOURCE_NAME.tex | perl -e '
            $spellcheck_language = $ENV{LATEX_SPELLCHECK_SOURCE_LANGUAGE_DEFAULT};
            while (<>) {
              last if !/^%\s+!/;
              if (/^%\s+!tex\s+spellcheck\s*=\s*(.+)$/i) {
                $lang = "$1";
                $lang =~ s/^\s+|\s+$//g;
                $spellcheck_language = $lang;
              }
            }
            $spellcheck_language = $ENV{LATEX_SPELLCHECK_SOURCE_LANGUAGE} if ($ENV{LATEX_SPELLCHECK_SOURCE_LANGUAGE});
            $spellcheck_language =~ s/^([a-zA-Z]{2})([-_]([a-zA-Z]{2}))?.*$/$1/;
            $spellcheck_variant = "$3";
            print "${spellcheck_language}-${spellcheck_variant}";
            ')
          export LANGUAGE_PREFIX=$(echo $SOURCE_LANGUAGE | head -c2 -)
          apt-get update
          apt-get -y install python3-pip wget python3-venv
          python3 -m venv /tmp/env
          source /tmp/env/bin/activate
          pip3 install yalafi
          wget --directory-prefix=/srv/ https://languagetool.org/download/LanguageTool-stable.zip
          unzip /srv/LanguageTool-stable.zip -d /srv/lt/
          mv /srv/lt/* /srv/lt/LanguageTool
          sed -i -e '$a\\' /srv/lt/LanguageTool/org/languagetool/resource/$LANGUAGE_PREFIX/hunspell/spelling_custom.txt
          test -f "$LATEX_SPELLCHECK_IGNORELIST" && cat ./$LATEX_SPELLCHECK_IGNORELIST >>/srv/lt/LanguageTool/org/languagetool/resource/$LANGUAGE_PREFIX/hunspell/spelling_custom.txt
          latexpand $LATEX_SPELLCHECK_SOURCE_NAME.tex >$LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.merged.tmp
          sed -i 's/~/ 1/g' $LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.merged.tmp
          detex $LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.merged.tmp >$LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.plain.tmp
          python3 -m yalafi.shell --lt-directory /srv/lt/LanguageTool --output html --language $SOURCE_LANGUAGE $LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.plain.tmp >$LATEX_SPELLCHECK_SOURCE_NAME.spellcheck.html

      - name: Upload Spellcheck Results
        uses: actions/upload-artifact@v2
        with:
          name: spellcheck-results
          path: ${{ env.LATEX_SPELLCHECK_SOURCE_PATH }}${{ env.LATEX_SPELLCHECK_SOURCE_NAME }}.spellcheck.html