lammps-gui-flatpak.yml

# GitHub action to build LAMMPS-GUI as a flatpak bundle
name: "Build LAMMPS-GUI as flatpak bundle"

on:
  push:
    branches:
      - develop

  workflow_dispatch:

concurrency:
  group: ${{ github.event_name }}-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{github.event_name == 'pull_request'}}

jobs:
  build:
    name: LAMMPS-GUI flatpak build
    if: ${{ github.repository == 'lammps/lammps' }}
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        fetch-depth: 2

    - name: Install extra packages
      run: |
        sudo apt-get update
        sudo apt-get install -y ccache \
                                libeigen3-dev \
                                libcurl4-openssl-dev \
                                mold \
                                ninja-build \
                                python3-dev \
                                flatpak \
                                flatpak-builder

    - name: Set up access to flatpak repo
      run: flatpak --user remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo

    - name: Build flatpak
      run: |
        mkdir flatpack-state
        sed -i -e 's/branch:.*/branch: develop/' tools/lammps-gui/org.lammps.lammps-gui.yml
        flatpak-builder --force-clean --verbose --repo=flatpak-repo \
                               --install-deps-from=flathub --state-dir=flatpak-state \
                               --user --ccache --default-branch=${{ github.ref_name }} \
                               flatpak-build tools/lammps-gui/org.lammps.lammps-gui.yml
        flatpak build-bundle --runtime-repo=https://flathub.org/repo/flathub.flatpakrepo \
                               --verbose  flatpak-repo LAMMPS-Linux-x86_64-GUI.flatpak \
                               org.lammps.lammps-gui ${{ github.ref_name }}
        flatpak install -y -v --user LAMMPS-Linux-x86_64-GUI.flatpak