# CircleCI automatically reads this file from our repo and uses it for
# configuration. Docs:
# https://circleci.com/docs/2.0/configuration-reference/
# https://circleci.com/docs/2.0/sample-config/
version: 2

jobs:
  build:
    docker:
      # https://circleci.com/docs/2.0/google-container-engine/#selecting-a-base-image
      - image: google/cloud-sdk
      - image: python:2.7.12

    environment:
      - PYTHONPATH: /usr/lib/google-cloud-sdk/platform/google_appengine

    steps:
      - checkout

      - restore_cache:
          key: venv-{{ .Branch }}-{{ checksum "requirements.freeze.txt" }}

      - run:
          name: Python 2 dependencies
          command: |
            apt-get install -y python-virtualenv google-cloud-sdk-app-engine-python-extras
            virtualenv --python=python2 local
            . local/bin/activate
            pip install -r requirements.freeze.txt

            # granary and oauth-dropins master at head. (see pip install -e 's below.)
            cd /tmp; git clone https://github.com/snarfed/oauth-dropins.git
            cd /tmp/oauth-dropins; git submodule sync; git submodule update --init
            cd /tmp/oauth-dropins/oauth_dropins/webutil; git checkout master; git pull
            pip install -e /tmp/oauth-dropins/
            pip install -e git+https://github.com/snarfed/granary.git#egg=granary

            ln -s $VIRTUAL_ENV local  # we use app engine's vendor module to point here
            pip install coverage coveralls  # for https://coveralls.io/

      - run:
          name: Build and test
          command: |
            . local/bin/activate
            python2 -m coverage run --source=. --omit=appengine_config.py,local/\*,oauth-dropins/\*,tests/\* -m unittest discover -v
            python2 -m coverage html -d /tmp/coverage_html

            # send coverage data to coveralls
            if [ "$COVERALLS_REPO_TOKEN" != "" ]; then coveralls; fi

      - save_cache:
          key: venv-{{ .Branch }}-{{ checksum "requirements.freeze.txt" }}
          paths:
            - local

      - store_artifacts:
          path: /tmp/coverage_html