version: 2.1

executors:
  golang:
    docker:
      - image: circleci/golang:1.14
  docs:
    docker:
      - image: tendermintdev/docker-website-deployment
    environment:
      AWS_REGION: us-east-1
  protoc:
    docker:
      - image: tendermintdev/docker-protoc

commands:
  make:
    parameters:
      description:
        type: string
      target:
        type: string
    steps:
      - attach_workspace:
          at: /tmp/workspace
      - restore_cache:
          name: "Restore source code cache"
          keys:
            - go-src-v1-{{ .Revision }}
      - checkout
      - restore_cache:
          name: "Restore go modules cache"
          keys:
            - go-mod-v2-{{ checksum "go.sum" }}
      - run:
          name: << parameters.description >>
          command: |
            make << parameters.target >>

jobs:
  build-docs:
    executor: docs
    steps:
      - checkout
      - run:
          name: "Build docs"
          command: make build-docs
      - run:
          name: "Upload docs to S3"
          command: make sync-docs

  setup-dependencies:
    executor: golang
    steps:
      - checkout
      - restore_cache:
          name: "Restore go modules cache"
          keys:
            - go-mod-v2-{{ checksum "go.sum" }}
      - run:
          name: Cache go modules
          command: make go-mod-cache
      - run:
          name: Build
          command: make build
      - run:
          name: Git garbage collection
          command: git gc
      - save_cache:
          name: "Save go modules cache"
          key: go-mod-v2-{{ checksum "go.sum" }}
          paths:
            - "/go/pkg/mod"
      - save_cache:
          name: "Save source code cache"
          key: go-src-v1-{{ .Revision }}
          paths:
            - ".git"

  update-swagger-docs:
    executor: golang
    steps:
      - make:
          target: update-swagger-docs
          description: "Check if statik.go is up-to-date"

workflows:
  version: 2
  test-suite:
    jobs:
      - update-swagger-docs:
          requires:
            - setup-dependencies
      - setup-dependencies:
          # This filter enables the job for tags
          filters:
            tags:
              only:
                - /^v.*/
      - build-docs:
          context: docs-deployment-master
          filters:
            branches:
              only:
                - docs-staging
      - build-docs:
          context: docs-deployment-release
          filters:
            branches:
              only:
                - master
            tags:
              only:
                - /v.*/