name: ci

on:
  push:
    branches:
      - master
  pull_request:

env:
  GO_VERSION: "1.16.4"
  REGISTRY_USERNAME: ${{ secrets.REGISTRY_USERNAME }}

jobs:
  build:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[ci skip]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Go
        uses: actions/setup-go@v2
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: Build binary
        run: make build

  test:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[ci skip]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Go
        uses: actions/setup-go@v2
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: Run tests
        run: make test

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v1
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          file: ./coverage.out

  validate:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[ci skip]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Go
        uses: actions/setup-go@v2
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: Verify dependencies
        run: make verify

      - name: Check formatting
        run: make goimports checkfmt

      - name: Run linters
        run: make golangci lint

      - name: Run Staticcheck
        run: make staticcheck

      - name: Check License headers
        run: |
          GO111MODULE=off go get github.com/google/addlicense

          addlicense -check $(find . -type f -name "*.go")
          addlicense -check $(find . -type f -name "*.sh")
          addlicense -check $(find . -type f -name "Dockerfile")

      - name: Check docs
        if: "!contains(github.ref, 'refs/heads/master')"
        run: make docs && test -z "$(git status --porcelain)" || exit 1

  docker:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[ci skip]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Login to Docker
        uses: docker/login-action@v1
        if: env.REGISTRY_USERNAME != ''
        with:
          registry: quay.io
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Build 'dev' Docker image
        if: "!contains(github.ref, 'refs/heads/master')"
        run: make docker
        env:
          DOCKER_TAG: ${{ github.sha }}

      - name: Build and push 'edge' Docker image
        if: env.REGISTRY_USERNAME != '' && contains(github.ref, 'refs/heads/master')
        run: make docker push
        env:
          DOCKER_TAG: edge

  publish:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[ci skip]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Prepare docs
        if: contains(github.ref, 'refs/heads/master')
        run: ./scripts/docs/prepare-site.sh

      - name: Publish to website
        uses: drud/action-cross-commit@master
        if: contains(github.ref, 'refs/heads/master')
        with:
          source-folder: site/content
          destination-repository: https://${{ secrets.COMMITTER_USERNAME }}:${{ secrets.COMMITTER_TOKEN }}@github.com/terraform-docs/website
          destination-folder: content
          destination-branch: main
          git-user: terraform-docs-bot
          git-user-email: bot@terraform-docs.io
          git-commit-message: |-
            Update website content

            from: https://github.com/terraform-docs/terraform-docs/commit/${{ github.sha }}