version: 2.1

executors:
  python37:
    docker:
      - image: circleci/python:3.7.9
    resource_class: small

  python38:
    docker:
      - image: circleci/python:3.8.6
    resource_class: small

  python39:
    docker:
      - image: cimg/python:3.9.0
    resource_class: small

  with_browser:
    docker:
      - image: cimg/python:3.9.0-browsers
    resource_class: small

commands:
  get_poetry_deps:
    steps:
      - run:
          name: Checking Python version
          command: python --version > /tmp/pythonversion
      - restore_cache:
          key: 'deps-00-{{ checksum "poetry.lock" }}-{{ checksum "/tmp/pythonversion" }}'
      - run:
          name: Installing dependencies
          command: |
            poetry config --local virtualenvs.in-project true
            poetry install --no-root --remove-untracked
      - save_cache:
          key: 'deps-00-{{ checksum "poetry.lock" }}-{{ checksum "/tmp/pythonversion" }}'
          paths:
            - ~/project/.venv

  install_pa11y:
    steps:
      - restore_cache:
          key: deps-00-pa11y
      - run:
          name: Install accessibility software (pa11y)
          command: npm install pa11y pa11y-reporter-junit
      - save_cache:
          key: deps-00-pa11y
          paths:
            - ~/project/node_modules

  pytest:
    steps:
      - run:
          name: Tests - Pytest
          when: always
          command: >
            poetry run pytest
            --junitxml=reports/pytest/results.xml

  behave:
    steps:
      - run:
          name: Tests - Behave
          when: always
          command: >
            poetry run behave
            --no-skipped
            --format progress2
            --junit
            --junit-directory reports/behave

  lint:
    steps:
      - run:
          name: Poetry Check
          when: always
          command: |
            poetry --version
            poetry check
      - run:
          name: Black Code Formatter
          when: always
          command: |
            poetry run black --version
            poetry run black --check --diff .
      - run:
          name: PyFlakes
          when: always
          command: |
            poetry run pyflakes --version
            poetry run pyflakes jrnl features tests

aliases:
  linux_test: &linux_test
    steps:
      - checkout
      - get_poetry_deps
      - run: poetry install
      - pytest
      - behave
      - store_test_results:
          path: reports

jobs:
  test_37_linux:
    executor: python37
    <<: *linux_test

  test_38_linux:
    executor: python38
    <<: *linux_test

  test_39_linux:
    executor: python39
    <<: *linux_test

  linting:
    executor: python39
    steps:
      - checkout
      - get_poetry_deps
      - lint

  docs_a11y:
    executor: with_browser
    steps:
      - checkout
      - get_poetry_deps
      - install_pa11y
      - run:
          name: Starting mkdocs server
          command: poetry run mkdocs serve
          background: true
      - run: poetry run .circleci/pa11y.sh
      - store_test_results:
          path: reports

workflows:
  version: 2
  main:
    jobs:
      - docs_a11y:
          name: Documentation site (jrnl.sh) accessibility
      - linting:
          name: Linting and Formatting
      - test_37_linux:
          name: Python 3.7 - Linux
      - test_38_linux:
          name: Python 3.8 - Linux
      - test_39_linux:
          name: Python 3.9 - Linux