aliases:
  - &install_yarn_version
    name: Install specific Yarn version
    command: |
      curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.16.0
      echo 'export PATH="$HOME/.yarn/bin:$HOME/.config/yarn/global/node_modules/.bin:$PATH"' >> $BASH_ENV

  - &restore_yarn_cache
    name: Restore Yarn cache
    keys:
      - yarn-{{ .Branch }}-packages-{{ checksum "yarn.lock" }}

  - &save_yarn_cache
    name: Save Yarn cache
    key: yarn-{{ .Branch }}-packages-{{ checksum "yarn.lock" }}
    paths:
      - ~/.cache/yarn

  - &run_yarn_install
    name: Install dependencies
    command: yarn install

defaults: &defaults
  working_directory: ~/react-instantsearch
  docker:
    - image: cimg/node:12.22.7

version: 2
jobs:
  test_build:
    <<: *defaults
    docker:
      - image: cimg/node:14.18.2
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Build & Test packages size
          command: yarn test:build
      - store_artifacts:
          path: packages/react-instantsearch/dist
      - store_artifacts:
          path: packages/react-instantsearch-core/dist
      - store_artifacts:
          path: packages/react-instantsearch-dom/dist
      - store_artifacts:
          path: packages/react-instantsearch-dom-maps/dist
      - store_artifacts:
          path: packages/react-instantsearch-hooks/dist
      - store_artifacts:
          path: packages/react-instantsearch-hooks-server/dist
      - store_artifacts:
          path: packages/react-instantsearch-native/dist

  test_unit:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Lint & Code styles
          command: yarn lint
      - run:
          name: Build
          command: yarn build
      - run:
          name: Type checking
          command: yarn type-check
      - run:
          name: Unit Tests
          command: |
            retry() {
              MAX_RETRY=2
              n=0
              until [ $n -ge $MAX_RETRY ]
              do
                  "$@" && break
                  n=$[$n+1]
              done
              if [ $n -ge $MAX_RETRY ]; then
                exit 1
              fi
            }

            # https://github.com/facebook/jest/issues/8987 - Jest fails to run tests on CI sporadically
            # retry introduced in https://github.com/algolia/react-instantsearch/pull/3475
            retry yarn test --maxWorkers=4
      - store_test_results:
          path: junit/jest/

  test_unit_react_v17:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Install React v17 dependencies
          command: |
            yarn add --force -DW \
              react@17.0.2 \
              @types/react@17.0.47 \
              react-dom@17.0.2 \
              @types/react-dom@17.0.17 \
              react-test-renderer@17.0.2 \
              @types/react-test-renderer@17.0.2 \
              @testing-library/react@12.1.4
      - run:
          name: Unit Tests
          command: |
            retry() {
              MAX_RETRY=2
              n=0
              until [ $n -ge $MAX_RETRY ]
              do
                  "$@" && break
                  n=$[$n+1]
              done
              if [ $n -ge $MAX_RETRY ]; then
                exit 1
              fi
            }

            # https://github.com/facebook/jest/issues/8987 - Jest fails to run tests on CI sporadically
            # retry introduced in https://github.com/algolia/react-instantsearch/pull/3475
            retry yarn test --maxWorkers=4
      - store_test_results:
          path: junit/jest/

  test_unit_algoliasearch_v3:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Install algoliasearch v3
          command: |
            rm -rf examples
            yarn add -W -D @types/algoliasearch@3.34.8 algoliasearch@3.35.1
      - run:
          name: Type checking
          command: yarn type-check
      - run:
          name: Unit Tests
          command: |
            retry() {
              MAX_RETRY=2
              n=0
              until [ $n -ge $MAX_RETRY ]
              do
                  "$@" && break
                  n=$[$n+1]
              done
              if [ $n -ge $MAX_RETRY ]; then
                exit 1
              fi
            }

            # https://github.com/facebook/jest/issues/8987 - Jest fails to run tests on CI sporadically
            # retry introduced in https://github.com/algolia/react-instantsearch/pull/3475
            retry yarn test --maxWorkers=4
      - store_test_results:
          path: junit/jest/

  test_e2e:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: End-2-End tests
          command: |
            yarn run website:build
            yarn run test:e2e:saucelabs
      - store_test_results:
          path: junit/wdio/

  test_examples:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Build libraries
          command: yarn build
      - run:
          name: Build & Test examples
          command: yarn test:examples

  release_if_needed:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Trigger a release if the latest commit is a release commit
          command: yarn shipjs trigger

  prepare_release:
    <<: *defaults
    steps:
      - checkout
      - run: *install_yarn_version
      - restore_cache: *restore_yarn_cache
      - run: *run_yarn_install
      - save_cache: *save_yarn_cache
      - run:
          name: Prepare a pull request for next release
          command: |
            git config --global user.email "instantsearch-bot@algolia.com"
            git config --global user.name "InstantSearch"
            yarn run release --yes --no-browse

workflows:
  version: 2
  ci:
    jobs:
      - test_build
      - test_unit
      - test_unit_react_v17
      - test_unit_algoliasearch_v3
      - test_e2e
      - test_examples
      - release_if_needed:
          filters:
            branches:
              only:
                - master
                - next
  scheduled_release:
    triggers:
      - schedule:
          cron: '0 9 * * 2'
          filters:
            branches:
              only:
                - master
    jobs:
      - prepare_release