# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: CI

on:
  push:
    branches:
      - master
  pull_request: ~

env:
  CACHE_VERSION: 1
  DEFAULT_PYTHON: 3.7

jobs:
  lint-flake8:
    name: Check flake8
    runs-on: ubuntu-latest
    steps:
    - name: Check out code from Github
      uses: actions/checkout@v2

    - name: Set up Python ${{ env.DEFAULT_PYTHON }}
      id: python
      uses: actions/setup-python@v2
      with:
        python-version: ${{ env.DEFAULT_PYTHON }}

    - name: Restore Python ${{ env.DEFAULT_PYTHON }} virtual environment
      id: cache-venv
      uses: actions/cache@v2
      with:
        path: venv
        key: >-
          ${{ env.CACHE_VERSION }}-${{ runner.os }}-venv-${{
          steps.python.outputs.python-version }}-${{
          hashFiles('requirements_dev.txt') }}
        restore-keys: |
          ${{ env.CACHE_VERSION }}-${{ runner.os }}-venv-${{ steps.python.outputs.python-version }}-

    - name: Create Python virtual environment
      if: steps.cache-venv.outputs.cache-hit != 'true'
      run: |
        python -m venv venv
        . venv/bin/activate
        pip install -U pip
        pip install -r requirements_dev.txt
        pip install -e .

    - name: Lint with flake8
      run: |
        . venv/bin/activate
        # stop the build if there are Python syntax errors or undefined names
        flake8 plexapi --count --select=E9,F63,F7,F82 --show-source --statistics
        # The GitHub editor is 127 chars wide
        flake8 plexapi --count --max-complexity=12 --max-line-length=127 --statistics


  pytest:
    name: pytest ${{ matrix.python-version }} (${{ matrix.plex }})
    needs: lint-flake8
    runs-on: ubuntu-latest
    env:
      PLEXAPI_AUTH_SERVER_BASEURL: http://127.0.0.1:32400
      PLEX_CONTAINER: plexinc/pms-docker
      PLEX_CONTAINER_TAG: latest
    strategy:
      fail-fast: false
      max-parallel: 3
      matrix:
        python-version: [3.7]
        plex: ['unclaimed', 'claimed']
        is-master:
          - ${{ github.ref == 'refs/heads/master' }}
        exclude:
          - is-master: false
            plex: claimed
    steps:
    - name: Check out code from Github
      uses: actions/checkout@v2

    - name: Set up Python ${{ matrix.python-version }}
      id: python
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}

    - name: Restore Python ${{ matrix.python-version }} virtual environment
      id: cache-venv
      uses: actions/cache@v2
      with:
        path: venv
        key: >-
          ${{ env.CACHE_VERSION }}-${{ runner.os }}-venv-${{
          steps.python.outputs.python-version }}-${{
          hashFiles('requirements_dev.txt') }}
        restore-keys: |
          ${{ env.CACHE_VERSION }}-${{ runner.os }}-venv-${{ steps.python.outputs.python-version }}-

    - name: Create Python virtual environment
      if: steps.cache-venv.outputs.cache-hit != 'true'
      run: |
        python -m venv venv
        . venv/bin/activate
        pip install -U pip
        pip install -r requirements_dev.txt
        pip install -e .

    - name: Get PMS Docker image digest
      id: docker-digest
      run: |
        mkdir -p ~/.cache/docker/${{ env.PLEX_CONTAINER }}
        echo "Image: ${{ env.PLEX_CONTAINER }}"
        echo "Tag: ${{ env.PLEX_CONTAINER_TAG }}"
        token=$(curl \
          --silent \
          "https://auth.docker.io/token?scope=repository:${{ env.PLEX_CONTAINER }}:pull&service=registry.docker.io" \
          | jq -r '.token')
        digest=$(curl \
          --silent \
          --header "Accept: application/vnd.docker.distribution.manifest.v2+json" \
          --header "Authorization: Bearer $token" \
          "https://registry-1.docker.io/v2/${{ env.PLEX_CONTAINER }}/manifests/${{ env.PLEX_CONTAINER_TAG }}" \
          | jq -r '.config.digest')
        echo "Digest: $digest"
        echo ::set-output name=digest::$digest

    - name: Cache PMS Docker image
      id: docker-cache
      uses: actions/cache@v2
      with:
        path: ~/.cache/docker/plexinc
        key: ${{ runner.os }}-docker-pms-${{ steps.docker-digest.outputs.digest }}

    - name: Pull PMS Docker image
      if: steps.docker-cache.outputs.cache-hit != 'true'
      run: |
        docker pull ${{ env.PLEX_CONTAINER }}:${{ env.PLEX_CONTAINER_TAG }}
        docker save -o ~/.cache/docker/${{ env.PLEX_CONTAINER }}-${{ env.PLEX_CONTAINER_TAG }}.tar ${{ env.PLEX_CONTAINER }}:${{ env.PLEX_CONTAINER_TAG }}
        echo "Saved image: ${{ env.PLEX_CONTAINER }}:${{ env.PLEX_CONTAINER_TAG }}"

    - name: Load PMS Docker image
      if: steps.docker-cache.outputs.cache-hit == 'true'
      run: |
        docker load -i ~/.cache/docker/${{ env.PLEX_CONTAINER }}-${{ env.PLEX_CONTAINER_TAG }}.tar

    - name: Set Plex credentials
      if: matrix.plex == 'claimed'
      run: |
        echo "PLEXAPI_AUTH_SERVER_TOKEN=${{ secrets.PLEXAPI_AUTH_SERVER_TOKEN }}" >> $GITHUB_ENV

    - name: Bootstrap ${{ matrix.plex }} Plex server
      run: |
        . venv/bin/activate
        python \
          -u tools/plex-bootstraptest.py \
          --destination plex \
          --advertise-ip 127.0.0.1 \
          --bootstrap-timeout 540 \
          --docker-tag ${{ env.PLEX_CONTAINER_TAG }} \
          --${{ matrix.plex }}

    - name: Main tests with ${{ matrix.plex }} server
      env:
        TEST_ACCOUNT_ONCE: ${{ matrix.plex == 'unclaimed' }}
      run: |
        . venv/bin/activate
        pytest \
          -rxXs \
          --ignore=tests/test_sync.py \
          --tb=native \
          --verbose \
          --cov=plexapi \
          tests 

    - name: Sync tests with ${{ matrix.plex }} server
      if: matrix.plex == 'claimed'
      run: |
        . venv/bin/activate
        pytest \
          -rxXs \
          --tb=native \
          --verbose \
          --cov=plexapi \
          --cov-append \
          tests/test_sync.py

    - name: Unlink PMS from MyPlex account
      if: matrix.plex == 'claimed' && always()
      run: |
        . venv/bin/activate
        python -u tools/plex-teardowntest.py

    - name: Upload coverage artifact
      uses: actions/upload-artifact@v2
      with:
        name: coverage-${{ matrix.plex }}-${{ matrix.python-version }}
        path: .coverage


  coverage:
    name: Process test coverage (${{ matrix.plex }})
    runs-on: ubuntu-latest
    needs: pytest
    if: always()
    strategy:
      matrix:
        plex: ['unclaimed', 'claimed']
        is-master:
          - ${{ github.ref == 'refs/heads/master' }}
        exclude:
          - is-master: false
            plex: claimed
    steps:
    - name: Check out code from GitHub
      uses: actions/checkout@v2

    - name: Set up Python ${{ env.DEFAULT_PYTHON }}
      id: python
      uses: actions/setup-python@v2
      with:
        python-version: ${{ env.DEFAULT_PYTHON }}

    - name: Restore Python ${{ env.DEFAULT_PYTHON }} virtual environment
      id: cache-venv
      uses: actions/cache@v2
      with:
        path: venv
        key: >-
          ${{ env.CACHE_VERSION}}-${{ runner.os }}-venv-${{
          steps.python.outputs.python-version }}-${{
          hashFiles('requirements_dev.txt') }}
        restore-keys: |
          ${{ env.CACHE_VERSION}}-${{ runner.os }}-venv-${{ steps.python.outputs.python-version }}-

    - name: Fail job if Python cache restore failed
      if: steps.cache-venv.outputs.cache-hit != 'true'
      run: |
        echo "Failed to restore Python virtual environment from cache"
        exit 1

    - name: Download all coverage artifacts
      uses: actions/download-artifact@v2

    - name: Combine ${{ matrix.plex }} coverage results
      run: |
        . venv/bin/activate
        coverage combine coverage-${{ matrix.plex }}*/.coverage*
        coverage report --fail-under=50
        coverage xml

    - name: Upload ${{ matrix.plex }} coverage to Codecov
      uses: codecov/codecov-action@v2.0.2
      with:
        flags: ${{ matrix.plex }}