name: generate_link

on:
  push:
    branches: [ master ]
    paths:
      - 'docs/CHANGELOG.md'
# workflow_dispatch:

jobs:
  build:
    container:
#     image: ubuntu:18.04
#     image: freetzng/generate
      image: ghcr.io/freetz-ng/generate
    runs-on: ubuntu-latest

    steps:

#     - name: update
#       run: apt-get -y update && apt-get -y upgrade && apt-get -y dist-upgrade
#
#     - name: install
#       run: |
#         DEBIAN_FRONTEND=noninteractive apt-get -y install \
#           git locales netcat curl bsdmainutils xxd libarchive-zip-perl
#
#     - name: locale
#       run: locale-gen en_US.utf8 && locale-gen de_DE.UTF-8 && update-locale

      - name: clone
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          umask 0022
          git config --global --add safe.directory $GITHUB_WORKSPACE
          git clone https://github-actions:$GITHUB_TOKEN@${GITHUB_SERVER_URL##*/}/$GITHUB_REPOSITORY.git $GITHUB_WORKSPACE --branch $GITHUB_REF_NAME

      - name: generate
        id: generate
        run: |
          PKG="$(git log --format=%B -n1 ${{ github.sha }} | sed -nr 's/^(add|bump) ([^ ,]*).*/\2/p')"
          [ -z "$PKG" ] && echo "No add or bump." && exit
          echo "::set-output name=pkg::$PKG"
          PKG="$(echo "$PKG" | tr '[:upper:]' '[:lower:]')"
          TYPE=""
          for x in make libs; do [ -e docs/$x/$PKG.md ] && TYPE=$x; done
          [ -z "$TYPE" ] && echo -n 'Waiting ' && for x in $(seq 60); do echo -n '.' && sleep 1; done && echo ' done.' && git pull
          for x in make libs; do [ -e docs/$x/$PKG.md ] && TYPE=$x; done
          [ -z "$TYPE" ] && echo "No page." && exit
          LINK="https://freetz-ng.github.io/freetz-ng/$TYPE/#$PKG"
          LINK="https://freetz-ng.github.io/freetz-ng/$TYPE/$PKG"
          echo "::set-output name=link::$LINK"
          echo "################################################################" && bash -c "echo LINK=$LINK"

      - name: comment
        if: "contains(steps.generate.outputs.link, 'http')"
        uses: peter-evans/commit-comment@v2.0.0
        with:
          sha: ${{ github.sha }}
          body: |
            See for infos about ${{ steps.generate.outputs.pkg }} and maybe a changelog link:
            ${{ steps.generate.outputs.link }}