# Workflow based configuration
version: 2

aliases:

  - &golang-image
    image: circleci/golang:1.10

  - &working-dir
    /go/src/github.com/ansible-semaphore/semaphore

  - &store-bin-artifacts
    store_artifacts:
      path: /go/src/github.com/ansible-semaphore/semaphore/bin

  - &install-task-binary
    run:
      name: install task binary
      command: |
        cd /go/bin
        curl -L https://github.com/go-task/task/releases/download/v2.0.1/task_linux_amd64.tar.gz | tar xvz
        cd -

  - &persist-bin
    persist_to_workspace:
      root: .
      paths:
        - bin/*

  - &install-node
    run:
      name: Install node
      command: |
        set +e
        curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.5/install.sh | bash
        export NVM_DIR="$HOME/.nvm"
        [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
        nvm install 8.2.0 && nvm alias default 8.2.0
        # Each step uses the same `$BASH_ENV`, so need to modify it
        echo 'export NVM_DIR="$HOME/.nvm"' >> $BASH_ENV
        echo "[ -s \"$NVM_DIR/nvm.sh\" ] && . \"$NVM_DIR/nvm.sh\"" >> $BASH_ENV

  - &test-compile-changes
    run:
      name: test that compile did not create/modify untracked files
      command: git diff --exit-code --stat -- . ':(exclude)web/package-lock.json'

  - &save-npm-cache
    save_cache:
      key: v1-npm-deps-{{ checksum "web/package.json" }}
      paths:
        - web/node_modules

  - &save-go-cache
    save_cache:
      key: v1-go-deps-{{ checksum "Gopkg.lock" }}-{{ checksum "Gopkg.toml" }}
      paths:
        - vendor

  - &load-npm-cache
    restore_cache:
      keys:
        - v1-npm-deps-{{ checksum "web/package.json" }}
        - v1-npm-deps-

  - &load-go-cache
    restore_cache:
      keys:
        - v1-go-deps-{{ checksum "Gopkg.lock" }}-{{ checksum "Gopkg.toml" }}
        - v1-go-deps-{{ checksum "Gopkg.lock" }}
        - v1-go-deps-

jobs:
  build:local:
    docker:
      - *golang-image
    working_directory: *working-dir
    steps:
      - run: export
      - *install-node
      - *install-task-binary
      - checkout
      - *load-go-cache
      - *load-npm-cache
      - run: task deps
      - *save-go-cache
      - *save-npm-cache
      - run: task compile
      - *test-compile-changes
      - run: task build:local
      - *store-bin-artifacts
      - *persist-bin

  build:
    docker:
      - *golang-image
    working_directory: *working-dir
    steps:
      - *install-node
      - *install-task-binary
      - run: sudo apt-get install rpm
      - checkout
      - *load-go-cache
      - *load-npm-cache
      - run: task deps
      - run: task compile
      - *test-compile-changes
      - run: task build
      - *store-bin-artifacts

  # Run goverage and post results
  test:golang:
    docker:
      - *golang-image
    working_directory: *working-dir
    steps:
      - *install-task-binary
      # Needed only in ci to post coverage reports
      - run: go get github.com/schrej/godacov
      - checkout
      - *load-go-cache
      - run: task deps:tools
      - run: task deps:be
      - run: task compile:be
      - run: task test
      - run: godacov -t "${CODACY_TOKEN}" -r ./coverage.out -c "${CIRCLE_SHA1}" || true
      - store_test_results:
          path: /go/src/github.com/ansible-semaphore/semaphore/coverage.out
      - store_artifacts:
          path: /go/src/github.com/ansible-semaphore/semaphore/coverage.out

  test:integration:
    docker:
      - *golang-image
      - image: circleci/mysql
    working_directory: *working-dir
    steps:
      - attach_workspace:
          at: *working-dir
      # This looks like utter filth in circleci v2 but we have no choice apart from this escaping madness
      - run: "cat > config.json <<EOF\n{\n\t\"mysql\": {\n\t\t\"host\": \"127.0.0.1:3306\"\
          ,\n\t\t\"user\": \"root\",\n\t\t\"pass\": \"\",\n\t\t\"name\": \"circle_test\"\
          \n\t},\n\t\"email_alert\": false\n}\nEOF\n"
      - run:
          name: Wait for db
          command: dockerize -wait tcp://127.0.0.1:3306 -timeout 1m
      - run: bin/semaphore --migrate -config config.json
      # TODO - Here we could do some api/functional testing

  test:docker:
    docker:
      - *golang-image
    steps:
      - *install-task-binary
      - checkout
      - setup_remote_docker
      - run: context=prod task docker:test

  deploy:dev:
    docker:
      - *golang-image
    steps:
      - *install-task-binary
      - checkout
      - setup_remote_docker
      - run: docker login -u $DOCKER_USER -p $DOCKER_PASS
      - run: context=prod tag=develop task docker:build
      - run: tag=develop task docker:push

  deploy:prod:
    docker:
      - *golang-image
    steps:
      - *install-task-binary
      - checkout
      - setup_remote_docker
      - run: docker login -u $DOCKER_USER -p $DOCKER_PASS
      - run: context=prod tag=latest task docker:build
      - run: tag=latest task docker:push
      - docker tag ansiblesemaphore/semaphore:latest ansiblesemaphore/semaphore:$CIRCLE_TAG
      - run: tag=$CIRCLE_TAG task docker:push

  release:
    docker:
      - *golang-image
    working_directory: *working-dir
    steps:
      - *install-node
      - *install-task-binary
      - run: sudo apt-get install rpm
      - checkout
      - *load-go-cache
      - *load-npm-cache
      - run: task deps
      - run: task compile
      - *test-compile-changes
      - run: task release
      - *store-bin-artifacts


workflows:
  version: 2
  build-deploy:
    jobs:
      - test:docker
      - test:golang
      - build:local
      - test:integration:
          requires:
            - build:local

# Don't build on master because build is just a gorelease without the release
      - build:
          requires:
            - test:golang
            - test:integration
          filters:
            branches:
              ignore: master

# Dev deploys require all tests to pass and app builds
      - deploy:dev:
          requires:
            - build
            - test:docker
          filters:
            branches:
              only: develop

# Production deploys only happen if everything passes
# and we have a tag starting with v
      - release:
          requires:
            - test:golang
            - test:integration
          filters:
            branches:
              only: master
            tags:
              only: /^v.*/

# This deploy also happens on develop so we can publish beta/rc images
      - deploy:prod:
          requires:
            - test:docker
            - release
          filters:
            branches:
              ignore: /.*/
            tags:
              only: /^v.*/