name: Build AppImage
on:
  push:
    branches:
      - main
    tags:
      - v*
    paths-ignore:
      - web/**
      - doc/**
  pull_request:
    branches:
      - main
    paths-ignore:
      - web/**
      - doc/**

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

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-20.04
          - ubuntu-22.04
        arch:
          - x86_64
    permissions:
      contents: write
      discussions: write
    steps:
      - run: sudo apt-get -qq update
      - name: Install dependencies
        run: |
          sudo apt-get install -yqq --no-install-recommends \
            audacious-dev \
            cmake \
            gawk \
            lcov \
            libaudclient-dev \
            libcairo2-dev \
            libcurl4-gnutls-dev \
            libdbus-glib-1-dev \
            libfuse2 \
            libglib2.0-dev \
            libical-dev \
            libimlib2-dev \
            libircclient-dev \
            libiw-dev \
            liblua5.3-dev \
            libmicrohttpd-dev \
            libmysqlclient-dev \
            libpulse-dev \
            librsvg2-dev \
            libsystemd-dev \
            libwayland-bin \
            libwayland-dev \
            libx11-dev \
            libxdamage-dev \
            libxext-dev \
            libxft-dev \
            libxinerama-dev \
            libxml2-dev \
            libxmmsclient-dev \
            libxnvctrl-dev \
            ncurses-dev \
            ninja-build \
            pandoc \
            python3 \
            wayland-protocols \
            &&
            pip3 install --upgrade pyyaml
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Get git version
        id: git-version
        run: echo "GIT_VERSION=$(git describe --tags --always --debug)" | tee -a $GITHUB_ENV
      - name: Import GPG Deploy Key
        # only run on main branch
        if: github.ref == 'refs/heads/main'
        run: |
          echo "${{ secrets.GPG_DEPLOY_KEY }}" > appimage/secret.gpg
          gpg --import appimage/secret.gpg
      - name: Set clang version to 12 for ubuntu-20.04
        if: matrix.os == 'ubuntu-20.04'
        run: |
          echo "CLANG_VERSION=12" | tee -a $GITHUB_ENV
      - name: Set clang version to 15 for ubuntu-22.04
        if: matrix.os == 'ubuntu-22.04'
        run: |
          echo "CLANG_VERSION=15" | tee -a $GITHUB_ENV
      - name: Install libc++, set CC and CXX env vars
        run: |
          sudo apt-get install -yqq --no-install-recommends \
            libc++-${CLANG_VERSION}-dev \
            libc++abi-${CLANG_VERSION}-dev
          echo "CC=clang-${CLANG_VERSION}" | tee -a $GITHUB_ENV
          echo "CXX=clang++-${CLANG_VERSION}" | tee -a $GITHUB_ENV
      - name: Build AppImage
        run: ./appimage/build.sh
      - name: Upload AppImage artifact
        uses: actions/upload-artifact@v4
        with:
          name: 'conky-${{ matrix.os }}-${{ matrix.arch }}-${{ env.GIT_VERSION }}.AppImage'
          path: conky-x86_64.AppImage
          if-no-files-found: error
      - name: Upload AppImage checksum artifact
        uses: actions/upload-artifact@v4
        with:
          name: 'conky-${{ matrix.os }}-${{ matrix.arch }}-${{ env.GIT_VERSION }}.AppImage.sha256'
          path: conky-x86_64.AppImage.sha256
          if-no-files-found: error
      - name: Upload man page artifact
        uses: actions/upload-artifact@v4
        with:
          name: conky.1.gz
          path: conky.1.gz
          # conky.1.gz is created by all jobs!
          overwrite: true

  release:
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: ${{ github.workspace }}

      - name: Create Conky Release
        id: create_release
        uses: softprops/action-gh-release@v2
        if: startsWith(github.ref, 'refs/tags/')
        with:
          draft: false
          prerelease: false
          discussion_category_name: General
          generate_release_notes: true
          files: |
            conky-*.AppImage*
            conky.1.gz