# general multi-platform CI tests
# build/test/benchmark/haddock on all platforms; disabled in favour of platform-specific workflows

# based on https://gist.github.com/mstksg/11f753d891cee5980326a8ea8c865233
# docs:
# http://www.btellez.com/posts/triggering-github-actions-with-webhooks.html
# https://github.com/actions/cache
# https://github.com/actions/setup-haskell
# https://github.com/actions/upload-artifact
# https://github.com/marketplace/actions/cache
# https://github.com/marketplace/actions/checkout
# https://github.com/sdras/awesome-actions
# https://help.github.com/en/actions
# https://help.github.com/en/actions/configuring-and-managing-workflows/caching-and-storing-workflow-data
# https://help.github.com/en/actions/configuring-and-managing-workflows/caching-dependencies-to-speed-up-workflows
# https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners#supported-runners-and-hardware-resources
# https://sevenzip.osdn.jp/chm/cmdline/commands/index.htm


name: multiplatform CI

on:
  # push:
  #   branches: [ master ]
  #   paths:
  #     - 'stack*'
  #     - 'hledger-lib'
  #     - 'hledger'
  #     - 'hledger-ui'
  #     - 'hledger-web'
  #     - '.github/workflows/*'
  #     - '!**.md'
  #     - '!**.1'
  #     - '!**.5'
  #     - '!**.info'
  #     - '!**.txt'
  # pull_request:
  #   branches: [ master ]
  #   paths:
  #     - 'stack*'
  #     - 'hledger-lib'
  #     - 'hledger'
  #     - 'hledger-ui'
  #     - 'hledger-web'
  #     - '.github/workflows/*'
  #     - '!**.md'
  #     - '!**.1'
  #     - '!**.5'
  #     - '!**.info'
  #     - '!**.txt'
  # schedule:
  # - cron: "0 23 * * *"

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        plan:
        # - { build: stack, resolver: "--resolver lts-9"  }    # ghc-8.0.2
        # - { build: stack, resolver: "--resolver lts-11"  }   # ghc-8.2.2
        # - { build: stack, resolver: "--resolver lts-12"  }   # ghc-8.4.4
        ## - { build: stack, resolver: "--resolver lts-13"  }  redundant because lts-14 checks ghc-8.6 already
        # - { build: stack, resolver: "--resolver lts-14"  }   # ghc-8.6.5
        - { build: stack, resolver: "--resolver lts-15"  }   # ghc-8.8.2
        # - { build: stack, resolver: "--resolver nightly" }
        # - { build: stack, resolver: ""                   }
        # - { build: cabal, ghc: 8.0.2, cabal-install: "2.0"  }   # setup-haskell only supports cabal-install 2.0 and higher
        # - { build: cabal, ghc: 8.2.2, cabal-install: "2.0"  }
        # - { build: cabal, ghc: 8.4.4, cabal-install: "2.2"  }
        # - { build: cabal, ghc: 8.6.5, cabal-install: "2.4"  }
        # - { build: cabal, ghc: 8.8.1, cabal-install: "2.4"  }   # currently not working for >= 3.0
        # use this to include any dependencies from OS package managers
        # include: []
        # - os: macos-latest
        #   brew: anybrewdeps
        # - os: ubuntu-latest
        #   apt-get: happy libblas-dev liblapack-dev
        # exclude:
        # - os: macos-latest
        #   plan:
        #     build: cabal

    runs-on: ${{ matrix.os }}

    steps:

    - name: Cache ~/.stack
      uses: actions/cache@v1
      with:
        path: ~/.stack
        key: ${{ runner.os }}-stack
        #key: ${{ runner.os }}-${{ matrix.resolver }}-stack

    - name: Cache ~/.local/bin
      uses: actions/cache@v1
      with:
        path: ~/.local/bin
        key: ${{ runner.os }}-local-bin

    - name: Cache .stack-work
      uses: actions/cache@v1
      with:
        path: .stack-work
        key: ${{ runner.os }}-stack-work

    - name: Cache hledger-lib/.stack-work
      uses: actions/cache@v1
      with:
        path: hledger-lib/.stack-work
        key: ${{ runner.os }}-hledger-lib-stack-work

    - name: Cache hledger/.stack-work
      uses: actions/cache@v1
      with:
        path: hledger/.stack-work
        key: ${{ runner.os }}-hledger-stack-work

    - name: Cache hledger-ui/.stack-work
      uses: actions/cache@v1
      with:
        path: hledger-ui/.stack-work
        key: ${{ runner.os }}-hledger-ui-stack-work

    - name: Cache hledger-web/.stack-work
      uses: actions/cache@v1
      with:
        path: hledger-web/.stack-work
        key: ${{ runner.os }}-hledger-web-stack-work

    - name: Check out
      uses: actions/checkout@v2

    - name: Install stack (ubuntu)
      if: matrix.os == 'ubuntu-latest'
      # curl -L https://get.haskellstack.org/stable/linux-x86_64.tar.gz | tar xz --wildcards --strip-components=1 -C $INSTALLDIR '*/stack'
      # mkdir -p ~/.local/bin
      # export PATH=~/.local/bin:$PATH
      # if [[ ! -x ~/.local/bin/stack ]]; then curl -L https://www.stackage.org/stack/linux-x86_64 | tar xz --wildcards --strip-components=1 -C ~/.local/bin '*/stack'; chmod a+x ~/.local/bin/stack; fi
      run: |
        stack --version

    # - if [[ ! -x ~/.local/bin/shelltest ]]; then stack install shelltestrunner-1.9; fi
    # - shelltest --version

    - name: Install stack (mac)
      if: matrix.os == 'macos-latest'
      # curl --insecure -L https://get.haskellstack.org/stable/osx-x86_64.tar.gz | tar xz --strip-components=1 --include '*/stack' -C $INSTALLDIR
      run: |
        brew install haskell-stack
        stack --version

    - name: Install stack (windows)
      if: matrix.os == 'windows-latest'
      run: |
        curl -skL -o stack.zip http://www.stackage.org/stack/windows-x86_64
        7z x stack.zip -oC:\Windows stack.exe
        stack --version

    - name: Install GHC
      run: |
        stack setup $ARGS

    - name: Install haskell deps
      run: |
        stack --install-ghc $ARGS test --bench --only-dependencies
      #  stack --no-terminal --install-ghc $ARGS test --bench --only-dependencies
      env:
        ARGS: ${{ matrix.plan.resolver }}
        # BUILD: ${{ matrix.plan.build }}

    - name: Build hledger
      run: |
        stack $ARGS install --ghc-options=-Werror --test --bench --no-run-benchmarks --haddock --no-haddock-deps
      #  stack --no-terminal $ARGS test --bench --no-run-benchmarks --haddock --no-haddock-deps
      env:
        ARGS: ${{ matrix.plan.resolver }}
        # BUILD: ${{ matrix.plan.build }}

    # run hledger-lib/hledger functional tests, skipping the ones for addons
    #- COLUMNS=80 stack exec -- shelltest --execdir -j16 tests -x /bin -x /addons

    # - name: Zip exes (windows)
    #   if: matrix.os == 'windows-latest'
    #   run: |
    #     #cd `stack path --local-bin`
    #     7z a hledger.zip %HOME%/.local/bin/hledger %HOME%/.local/bin/hledger-web

    # - name: Upload zip file (windows)
    #   if: matrix.os == 'windows-latest'
    #   uses: actions/upload-artifact@v1
    #   with:
    #     name: hledger.zip
    #     path: hledger.zip