name: CI

on:
  push:
    branches:
      - master
      - 2.3-maintenance
  pull_request:
    branches:
      - master
      - 2.3-maintenance

jobs:
  setup:
    runs-on: ubuntu-20.04
    defaults:
      run:
        shell: bash

    steps:
      - uses: actions/checkout@v2

      - name: Get upstream branch name
        run: |
          if [[ $GITHUB_EVENT_NAME == push ]]; then
            upstream_branch="${GITHUB_REF#refs/heads/}"
          elif [[ $GITHUB_EVENT_NAME == pull_request ]]; then
            upstream_branch="${GITHUB_BASE_REF#refs/heads/}"
          else
            echo "unsupported event: $GITHUB_EVENT_NAME"
            exit 1
          fi
          if [[ $upstream_branch != master && $upstream_branch != *-maintenance ]]; then
            echo "assuming there is no branch named ${upstream_branch} in indico; defaulting to master"
            upstream_branch=master
          else
            echo "using indico upstream branch ${upstream_branch}"
          fi
          echo "INDICO_BRANCH=${upstream_branch}" >> "$GITHUB_ENV"

      - name: Setup Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.9'

      - name: Install system dependencies
        run: sudo apt-get install postgresql-client libpq-dev

      - name: Create virtualenv
        run: |
          python3.9 -m venv .venv
          source .venv/bin/activate
          pip install -U pip setuptools wheel

      - name: Activate virtualenv for later steps
        run: |
          echo "VIRTUAL_ENV=$(pwd)/.venv" >> $GITHUB_ENV
          echo "$(pwd)/.venv/bin" >> $GITHUB_PATH

      - name: Get pip cache dir
        id: pip-cache
        run: echo "::set-output name=dir::$(pip cache dir)"

      - name: Cache pip
        id: cache-pip
        uses: actions/cache@v2
        with:
          path: ${{ steps.pip-cache.outputs.dir }}
          key: pip|${{ runner.os }}|3.9|${{ hashFiles('**/setup.cfg') }}

      - uses: actions/cache@v2
        id: cache-npm
        with:
          path: node_modules
          key: ${{ runner.os }}-npm-${{ hashFiles('package*.json') }}

      - name: Setup Node
        uses: actions/setup-node@v1
        if: steps.cache-npm.outputs.cache-hit != 'true'
        with:
          node-version: '14.x'

      - name: Install Indico
        run: |
          pip install Babel
          pip install git+https://github.com/indico/indico.git@${INDICO_BRANCH}#egg=indico[dev]

      - name: Install node dependencies
        if: steps.cache-npm.outputs.cache-hit != 'true'
        run: npm ci

      - name: Archive environment
        run: tar cf /tmp/env.tar .venv node_modules

      - name: Upload environment
        uses: actions/upload-artifact@v2
        with:
          name: environment
          retention-days: 1
          path: /tmp/env.tar

  lint:
    needs: setup
    runs-on: ubuntu-20.04

    defaults:
      run:
        shell: bash

    steps:
      - uses: actions/checkout@v2

      - name: Get upstream branch name
        run: |
          if [[ $GITHUB_EVENT_NAME == push ]]; then
            upstream_branch="${GITHUB_REF#refs/heads/}"
          elif [[ $GITHUB_EVENT_NAME == pull_request ]]; then
            upstream_branch="${GITHUB_BASE_REF#refs/heads/}"
          else
            echo "unsupported event: $GITHUB_EVENT_NAME"
            exit 1
          fi
          if [[ $upstream_branch != master && $upstream_branch != *-maintenance ]]; then
            echo "assuming there is no branch named ${upstream_branch} in indico; defaulting to master"
            upstream_branch=master
          else
            echo "using indico upstream branch ${upstream_branch}"
          fi
          echo "INDICO_BRANCH=${upstream_branch}" >> "$GITHUB_ENV"

      - name: Setup Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.9'

      - name: Setup Node
        uses: actions/setup-node@v1
        with:
          node-version: '14.x'

      - name: Download environment
        uses: actions/download-artifact@v2
        with:
          name: environment
          path: /tmp

      - name: Restore environment
        run: tar xf /tmp/env.tar

      - name: Activate virtualenv for later steps
        run: |
          echo "VIRTUAL_ENV=$(pwd)/.venv" >> $GITHUB_ENV
          echo "$(pwd)/.venv/bin" >> $GITHUB_PATH

      - name: Check import sorting
        run: isort --diff --check-only .

      - name: Check headers
        if: success() || failure()
        run: |
          wget "https://raw.githubusercontent.com/indico/indico/${INDICO_BRANCH}/bin/maintenance/update_header.py" -O /tmp/update_header.py
          echo '::add-matcher::.github/matchers/headers-problem-matcher.json'
          python /tmp/update_header.py --ci
          echo '::remove-matcher owner=headers::'

      - name: Run flake8
        if: success() || failure()
        run: |
          echo '::add-matcher::.github/matchers/flake8-problem-matcher.json'
          flake8 --format '%(path)s:%(row)d:%(col)d: %(code)s %(text)s'
          echo '::remove-matcher owner=flake8::'

  test-plugin:
    needs: setup
    runs-on: ubuntu-20.04

    defaults:
      run:
        shell: bash

    services:
      postgres:
        image: postgres:11
        env:
          POSTGRES_HOST_AUTH_METHOD: trust
        ports:
          - 5432
        options: --health-cmd pg_isready --health-interval 5s --health-timeout 5s --health-retries 10

    strategy:
      matrix:
        include:
          - plugin: livesync
          - plugin: payment_paypal
          - plugin: vc_zoom

    steps:
      - uses: actions/checkout@v2

      - name: Setup Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.9'

      - name: Setup Node
        uses: actions/setup-node@v1
        with:
          node-version: '14.x'

      - name: Download environment
        uses: actions/download-artifact@v2
        with:
          name: environment
          path: /tmp

      - name: Restore environment
        run: tar xf /tmp/env.tar

      - name: Activate virtualenv for later steps
        run: |
          echo "VIRTUAL_ENV=$(pwd)/.venv" >> $GITHUB_ENV
          echo "$(pwd)/.venv/bin" >> $GITHUB_PATH

      - name: Install plugin
        run: |
          cd "${GITHUB_WORKSPACE}/${{ matrix.plugin }}"
          pip install -e .

      - name: Install redis
        run: sudo apt-get install redis-server

      - name: Setup database
        run: |
          export PGHOST=localhost
          export PGPORT=${{ job.services.postgres.ports[5432] }}
          export PGUSER=postgres
          createuser indicotest
          createdb -O indicotest indicotest
          psql indicotest -c 'CREATE EXTENSION unaccent;'
          psql indicotest -c 'CREATE EXTENSION pg_trgm;'

      - name: Run tests
        run: |
          export INDICO_TEST_DATABASE_URI="postgresql://indicotest@localhost:${{ job.services.postgres.ports[5432] }}/indicotest"
          cd "${GITHUB_WORKSPACE}/${{ matrix.plugin }}"
          pytest --color=yes