name: CI

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2.3.4

    - name: Install Nix
      uses: cachix/install-nix-action@v13
      with:
        nix_path: nixpkgs=channel:nixos-unstable

    - name: Tangle
      run: nix-shell --run 'make tangle'

      ## TODO: do this in a matrix
    - name: gcc → Build external dependencies
      run: nix-shell --run 'make extern CONFIG=gcc'

    - name: gcc → Build lib
      run: nix-shell --run 'make lib CONFIG=gcc'

    - name: gcc → Build bench
      run: nix-shell --run 'make bench CONFIG=gcc'

    - name: clang → Build external dependencies
      run: nix-shell --arg with-clang true --run 'make extern CONFIG=clang'

    - name: clang → Build lib
      run: nix-shell --arg with-clang true --run 'make lib CONFIG=clang'

    - name: clang → Build bench
      run: nix-shell --arg with-clang true --run 'make bench CONFIG=clang'

  documentation:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2.3.4
    - name: Install Nix
      uses: cachix/install-nix-action@v13
      with:
        nix_path: nixpkgs=channel:nixos-unstable

    - name: create doc
      run: |
        mkdir -p doc
        cd doc
        nix-shell --run 'make all'
        echo hello world > index.html

    - name: create atrip.html
      run: |
        nix-shell --run 'make html'
        mv atrip.html doc/

    - name: create doxygen
      run: |
        nix-shell --run 'make -C ./doc all'
        cd doc

    - name: Deploy
      uses: JamesIves/github-pages-deploy-action@4.1.0
      with:
         branch: gh-pages
         folder: ./doc

    #- name: Upload dist
      #uses: actions/upload-artifacts@v1
      #with:
        #name: lib
        #path: ./lib