name: Test And Build BOT
on: [push, pull_request]

jobs:
  flake8:
    runs-on: ubuntu-latest
    env:
      CheckFiles: "bot.py cogs/"
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python 3.8
        uses: actions/setup-python@v1
        with:
          python-version: 3.8

      - name: Lint with flake8
        run: |
          pip install flake8
          flake8 ${CheckFiles}

      - name: Check with Isort
        run: |
          pip install isort
          isort --check --sp setup.cfg ${CheckFiles}

      - name: Sort with Isort
        if: failure()
        run: |
          isort --sp setup.cfg ${CheckFiles}

      - name: Create Pull Request
        if: failure()
        uses: peter-evans/create-pull-request@v2
        with:
          token: ${{ secrets.GH_TOKEN }}
          branch: actions/auto
          commit-message: Changes done by tests
          committer: Roxedus <bot@roxedus.dev>
          title: Linter changed files

  build-and-push:
    needs: flake8
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request' && contains(github.ref, 'actions') != 'true'
    env:
      DOCKER_PASSWORD: ${{ secrets.DOCKER_HUB_PASSWORD }}

    steps:
      - uses: actions/checkout@v2

      - name: Create VARS
        env:
          _repo: rnorge/music
          _username: roxedus
          _ref: ${{github.ref}}
        id: vars
        run: |
          echo "::set-output name=branch::$(echo ${_ref} | cut -d/ -f3)"
          echo "::set-output name=username::$(echo ${_username} | cut -d/ -f1 | tr '[:upper:]' '[:lower:]')"
          echo "::set-output name=repo::$(echo ${_repo} | tr '[:upper:]' '[:lower:]')"

      - name: Bump TAG
        if: github.ref == 'refs/heads/master'
        id: tagger
        run: |
          version=$(grep -i bot_version cogs/utils/bot_version.py | cut -d" " -f3 | tr -d \")
          a=(${version//./ })
          ((a[2]++))
          new_version=$(echo "${a[0]}.${a[1]}.${a[2]}")
          sed -i "s/${version}/${new_version}/g" cogs/utils/bot_version.py
          echo "::set-output name=tag::${new_version}"

      - name: Push changed files, and tags
        if: github.ref == 'refs/heads/master'
        uses: EndBug/add-and-commit@v4
        with:
          add: cogs/utils/bot_version.py
          author_name: MarlinBotCode
          message: Bump Version
          tag: v${{ steps.tagger.outputs.tag }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Build the Docker image
        env:
          REPO: ${{ steps.vars.outputs.repo }}
          BRANCH: ${{ steps.vars.outputs.branch }}
        run: |
          docker build -t $REPO:$BRANCH -t $REPO:$BRANCH-${{github.sha}} .

      - name: Master tag
        if: github.ref == 'refs/heads/master'
        env:
          REPO: ${{ steps.vars.outputs.repo }}
          BRANCH: ${{ steps.vars.outputs.branch }}
        run: |
          docker tag $REPO:$BRANCH $REPO:${{ steps.tagger.outputs.tag }}

      - name: Login to registry
        if: github.event_name != 'pull_request'
        run: echo $DOCKER_PASSWORD | docker login -u ${{ steps.vars.outputs.username }} --password-stdin

      - name: Pushes the Docker image
        env:
          REPO: ${{ steps.vars.outputs.repo }}
        if: github.event_name != 'pull_request'
        run: docker push -a $REPO