branch-naming-check.yml

name: "Branch Naming Convention Check"

on:
  pull_request:
    types: [opened, synchronize]

jobs:
  check-branch-name:
    runs-on: ubuntu-latest
    steps:
      - name: Check branch name
        run: |
          if [[ "${{ github.actor }}" != "dependabot[bot]" && "${{ github.actor }}" != "dependabot-preview[bot]" ]]; then
            BRANCH_NAME=$(echo ${GITHUB_HEAD_REF} | grep -E "^(feature|bug|chore)/[a-zA-Z0-9_-]+$")
            if [[ ! $BRANCH_NAME ]]; then
              echo "Invalid branch name!"
              exit 1
            fi
          else
            echo "Dependabot PR, skipping branch name check."
          fi
          
      - name: Leave a comment if branch name is invalid
        if: failure()
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          COMMENT_BODY="🚨 Invalid branch name! Branch names in this repo must adhere to the pattern: '(feature|bug|chore)/<name>'. Please correct it and open a new PR. 🚨"
          PR_API_URL="${{ github.event.pull_request.comments_url }}"
          
          curl \
            -X POST \
            -H "Authorization: token $GITHUB_TOKEN" \
            -H "Accept: application/vnd.github.v3+json" \
            "$PR_API_URL" \
            -d "{\"body\": \"$COMMENT_BODY\"}"