name: CI

on:
  push:
    branches:
      - main
      - 'release-*'
      - 'feature-*'
  pull_request:
    branches: "*"

permissions:
  contents: read

jobs:
  build:
    name: ${{ matrix.os }} - Go ${{ matrix.go_version }}
    runs-on: ${{ matrix.os }}
    strategy:
      # If you want to matrix build , you can append the following list.
      matrix:
        go_version:
          - 1.17
        os:
          - ubuntu-latest

    steps:

    - name: Setup Go ${{ matrix.go_version }}
      uses: actions/setup-go@v3
      with:
        go-version: ${{ matrix.go_version }}
      id: go

    - name: Checkout
      uses: actions/checkout@v3

    - name: Cache dependencies
      uses: actions/cache@v3
      with:
        # Cache
        path: ~/go/pkg/mod
        # Cache key
        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
        # An ordered list of keys to use for restoring the cache if no cache hit occurred for key
        restore-keys: |
          ${{ runner.os }}-go-

    - name: Merge code into the upstream
      if: ${{ github.event_name == 'pull_request' }}
      run: |
        git fetch origin $GITHUB_BASE_REF
        git checkout -b $GITHUB_BASE_REF origin/$GITHUB_BASE_REF
        git remote add devrepo https://github.com/${{github.event.pull_request.head.repo.full_name}}.git
        git fetch devrepo ${{github.event.pull_request.head.sha}}
        git config --global user.email "dubbo-go@github-ci.com"
        git config --global user.name "robot"
        git merge ${{github.event.pull_request.head.sha}}

    - name: Install dependencies
      run: |
        if [ -f Gopkg.toml ]; then
            curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
            dep ensure
        else
            go get -v -t -d ./...
        fi

    - name: Format code
      run: |
        go fmt ./... && git status && [[ -z `git status -s` ]]

    - name: Verify
      run: |
        make verify

    - name: Integration Testing
      run: |
        if [ "$GITHUB_EVENT_NAME" == "pull_request" ]; then
          chmod +x integrate_test.sh \
            && ./integrate_test.sh ${{github.event.pull_request.head.repo.full_name}} ${{github.event.pull_request.head.sha}} ${{github.base_ref}}
        elif [ "$GITHUB_EVENT_NAME" == "push" ];
          chmod +x integrate_test.sh \
            && ./integrate_test.sh $GITHUB_REPOSITORY $GITHUB_SHA $GITHUB_REF_NAME
        else
          echo "$GITHUB_EVENT_NAME is an unsupported event type."
          exit 1
        fi

    - name: Codecov
      run: bash <(curl -s https://codecov.io/bash)