config.yml

version: 2.1

orbs:
  python: circleci/python@2.1.1

jobs:
  black:
    resource_class: small
    parameters:
      python-version:
        type: string
    docker:
      - image: cimg/python:<< parameters.python-version >>

    steps:
      - checkout

      - restore_cache:
          name: Restore cached black venv
          keys:
            - v1-pypi-py-black-<< parameters.python-version >>

      - run:
          name: Update & Activate black venv
          command: |
            python -m venv env/
            . env/bin/activate
            python -m pip install --upgrade pip
            pip install black

      - save_cache:
          name: Save cached black venv
          paths:
            - "env/"
          key: v1-pypi-py-black-<< parameters.python-version >>

      - run:
          name: Black format check
          command: |
            . env/bin/activate
            python -m black --exclude '(env|venv|.eggs)' --check .

  build-and-test:
    resource_class: medium
    parallelism: 2
    parameters:
      python-version:
        type: string
    docker:
      - image: cimg/python:<< parameters.python-version >>

    steps:
      - checkout

      - restore_cache:
          name: Restore cached venv
          keys:
            - v1-pypi-py<< parameters.python-version >>-{{ checksum "requirements.txt" }}
            - v1-pypi-py<< parameters.python-version >>

      - run:
          name: Update & Activate venv
          command: |
            python -m venv env/
            . env/bin/activate
            python -m pip install --upgrade pip
            pip install .

      - save_cache:
          name: Save cached venv
          paths:
            - "env/"
          key: v1-pypi-py<< parameters.python-version >>-{{ checksum "requirements.txt" }}

      - run:
          name: Install subnet1
          command: |
            . env/bin/activate
            pip install -e .

  check-version-updated:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout

      - run:
          name: Version is updated
          command: |
            [[ $(git diff-tree --no-commit-id --name-only -r HEAD..main | grep openminers/__init__.py | wc -l) == 1 ]] && echo "openminers/__init__.py has changed"
            [[ $(git diff-tree --no-commit-id --name-only -r HEAD..main | grep VERSION | wc -l) == 1 ]] && echo "VERSION has changed"

  check-changelog-updated:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout
      - run:
          name: File CHANGELOG.md is updated
          command: |
            [[ $(git diff-tree --no-commit-id --name-only -r HEAD..main | grep CHANGELOG.md | wc -l) == 1 ]] && echo "CHANGELOG.md has changed"

  check-version-not-released:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout
      - run:
          name: Git tag does not exist for the current version
          command: |
            [[ $(git tag | grep `cat VERSION` | wc -l) == 0 ]] && echo "VERSION is not a tag"


workflows:
  pr-requirements:
    jobs:
      - black:
          python-version: "3.8.12"
      - build-and-test:
          matrix:
            parameters:
              python-version: ["3.8.14", "3.9.13", "3.10.6"]

  release-branches-requirements:
    jobs:
      - check-version-updated:
          filters:
            branches:
              only:
                - /^(release|hotfix)/.*/
      - check-changelog-updated:
          filters:
            branches:
              only:
                - /^(release|hotfix)/.*/