ci.yml

name: ci
on:
  pull_request:
    branches:
      - main

jobs:
  variables: 
    outputs:
      author_github_user: ${{ steps.var.outputs.author_github_user}}
      author_github_user_safe: ${{ steps.var.outputs.author_github_user_safe}}
    runs-on: "ubuntu-latest"
    steps:
      - name: Setting global variables
        uses: actions/github-script@v6
        id: var
        with:
          script: |
            core.setOutput('author_github_user', '${{ github.event.pull_request.user.login }}');
            core.setOutput('author_github_user_safe', '${{ github.event.pull_request.user.login }}'.replaceAll('-', '_').trim());

  changes:
    runs-on: ubuntu-latest
    needs: [variables]
    env:
      AUTHOR_GITHUB_USER: ${{ needs.variables.outputs.author_github_user }}
      AUTHOR_GITHUB_USER_SAFE: ${{ needs.variables.outputs.author_github_user_safe }}
    outputs:
      theirs: ${{ steps.changes.outputs.theirs }}
      others: ${{ steps.changes.outputs.others }}
    steps:
      - uses: dorny/paths-filter@v2
        name: Checking changes for ${{ env.AUTHOR_GITHUB_USER }} (${{ env.AUTHOR_GITHUB_USER_SAFE }})
        id: changes
        with:
          filters: |
            theirs:
              - 'posts/${{ env.AUTHOR_GITHUB_USER }}/**'
            others:
              - 'posts/!(${{ env.AUTHOR_GITHUB_USER }}/**)/**'
  lint:
    runs-on: ubuntu-latest
    needs: [changes, variables]
    if: needs.changes.outputs.theirs == 'true'
    env:
      AUTHOR_GITHUB_USER: ${{ needs.variables.outputs.author_github_user }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: 18
      - run: npm ci
      - run: npx --no-install markdownlint **/*.md
        working-directory: posts/${{ env.AUTHOR_GITHUB_USER }}
  scope:
    runs-on: ubuntu-latest
    needs: changes
    if: needs.changes.outputs.others == 'true'
    steps:
      - name: Checking out of scope changes
        uses: actions/github-script@v6
        with:
          script: |
            core.setFailed("There are changes outside of the user's scope!")
  dry-run:
    runs-on: ubuntu-latest
    needs: [changes,variables]
    env:
      AUTHOR_GITHUB_USER: ${{ needs.variables.outputs.author_github_user }}
      AUTHOR_GITHUB_USER_SAFE: ${{ needs.variables.outputs.author_github_user_safe }}
    outputs:
      result_summary_table_json: ${{ steps.dry-run.outputs.result_summary_table_json }}
    if: needs.changes.outputs.theirs == 'true'
    steps:
      - uses: actions/checkout@v3
      - name: Dry-run on dev.to for ${{ env.AUTHOR_GITHUB_USER }} (${{ env.AUTHOR_GITHUB_USER_SAFE }})
        id: dry-run
        uses: cloudx-labs/publish-devto@main
        with:
          devto_key: ${{ secrets[format('devto_key_{0}', env.AUTHOR_GITHUB_USER_SAFE)] }}
          github_token: ${{ secrets.CI_PAT_TOKEN }}
          files: "posts/${{ env.AUTHOR_GITHUB_USER }}/**/*.md"
          dry_run: true
          branch: ${{ github.event.pull_request.head.ref }}
  result-comment:
    runs-on: ubuntu-latest
    needs: dry-run
    steps:
      - name: Dry-run output comment
        uses: KeisukeYamashita/create-comment@v1
        with:
          check-only-first-line: true
          comment: |
            Dry-run output:
            ```
            ${{ fromJSON(needs.dry-run.outputs.result_summary_table_json).content }}
            ```