diff.yml

name: Diff
on:
  pull_request: {}

jobs:
  render-diff:
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - name: Wait on Workflow
        uses: lucasssvaz/wait-on-workflow@v1
        with:
          workflow: pr.yml
          max-wait: 3
          timeout: 60
          sha: ${{ github.event.pull_request.head.sha || github.sha }}

      - name: Extract branch name
        shell: bash
        run: echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT
        id: extract_branch
      
      - name: Checkout
        uses: actions/checkout@v2
        with:
          ref: ${{ steps.extract_branch.outputs.branch }}

      - name: Run make generate
        run: make generate-with-diff-check

      - name: Trigger diff on internal gitlab
        id: trigger_diff
        run: |
          response=$(curl -X POST \
             --fail \
             -F token=${{ secrets.GITLAB_CI_TOKEN }} \
             -F ref=main \
             -F "variables[BRANCH]=${{ steps.extract_branch.outputs.branch }}" \
             https://git.vshn.net/api/v4/projects/58084/trigger/pipeline | jq .web_url)
          echo "response=$response" >> $GITHUB_OUTPUT
      
      - name: Comment on PR
        run: |
          gh pr comment --body "- [ ] Check out Your new Comp-Functions diff at: ${{ steps.trigger_diff.outputs.response }}"