badgetizr.yml

name: Badgetizr (gh replacement)

on:
  pull_request:
    types: [opened, synchronize, reopened, closed]

env:
  REPO: ${{ github.repository }}

concurrency:
  group: badgetizr-${{ github.event.pull_request.number }}
  cancel-in-progress: true

jobs:
  update-pr-badges:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install gh (if missing)
        run: |
          if ! command -v gh >/dev/null; then
            sudo apt-get update
            sudo apt-get install -y gh
          fi

      - name: Authenticate gh with GH_PAT
        env:
          GH_PAT: ${{ secrets.GH_PAT }}
        run: |
          echo "$GH_PAT" | gh auth login --with-token
          gh auth status

      - name: Generate and Update Badges
        env:
          PR_NUM: ${{ github.event.pull_request.number }}
          RUN_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
          GH_EVENT_NAME: ${{ github.event_name }}
        run: |
          set -x # Debug mode

          # 1. Fetch PR Data
          echo "Fetching PR data..."
          # Simplified fields to avoid 'Unknown field' errors
          PR_JSON=$(gh pr view "$PR_NUM" --json title,body,state,labels)

          TITLE=$(echo "$PR_JSON" | jq -r .title)
          BODY=$(echo "$PR_JSON" | jq -r .body)
          # Safely extract label names
          LABELS=$(echo "$PR_JSON" | jq -r '.labels[].name' 2>/dev/null || echo "")
          STATE=$(echo "$PR_JSON" | jq -r .state)

          # 2. Determine CI Status
          CI_STATUS="Running"
          CI_COLOR="yellow"
          # In a real setup, you might query other workflow runs here.
          # For now, we point to this run.

          # Badges Construction
          BADGES=""

          # Badge: CI
          BADGES="${BADGES} [![CI](https://img.shields.io/badge/CI-${CI_STATUS}-${CI_COLOR}?style=flat-square&logo=githubactions)](${RUN_URL})"

          # Badge: WIP
          # Check title or labels
          if echo "$TITLE" | grep -qiE "WIP|Work In Progress" || echo "$LABELS" | grep -q "work in progress"; then
             BADGES="${BADGES} [![WIP](https://img.shields.io/badge/Status-WIP-orange?style=flat-square&logo=vlcmediaplayer)]()"
          fi

          # Badge: Type
          if echo "$TITLE" | grep -qiE "^(feat|feat\(.*\)):"; then
             BADGES="${BADGES} [![Type](https://img.shields.io/badge/Type-Feature-green?style=flat-square)]()"
          elif echo "$TITLE" | grep -qiE "^(fix|fix\(.*\)):"; then
             BADGES="${BADGES} [![Type](https://img.shields.io/badge/Type-Bugfix-orange?style=flat-square)]()"
          elif echo "$TITLE" | grep -qiE "^(docs|chore\(docs\)):"; then
             BADGES="${BADGES} [![Type](https://img.shields.io/badge/Type-Documentation-blue?style=flat-square)]()"
          elif echo "$TITLE" | grep -qiE "^(test|test\(.*\)):"; then
             BADGES="${BADGES} [![Type](https://img.shields.io/badge/Type-Test-yellowgreen?style=flat-square)]()"
          elif echo "$TITLE" | grep -qiE "^(sec|security):"; then
             BADGES="${BADGES} [![Type](https://img.shields.io/badge/Type-Security-red?style=flat-square)]()"
          fi

          # Badge: Breaking
          if echo "$TITLE" | grep -q "!:"; then
             BADGES="${BADGES} [![Breaking](https://img.shields.io/badge/⚠️-Breaking-red?style=flat-square)]()"
          fi

          echo "Generated Badges: $BADGES"

          # 3. Update PR Body
          START_MARKER="<!-- badgetizr-start -->"
          END_MARKER="<!-- badgetizr-end -->"
          BADGE_BLOCK="${START_MARKER}\n${BADGES}\n${END_MARKER}"

          # Check if body is empty or null, handle gracefully
          if [ "$BODY" == "null" ]; then BODY=""; fi

          echo "$BODY" > pr_body.txt

          if grep -q "$START_MARKER" pr_body.txt; then
            # Remove old block
            sed -i "/$START_MARKER/,/$END_MARKER/d" pr_body.txt
            # Prepend new block (and ensure newline)
            NEW_BODY="${BADGE_BLOCK}\n\n$(cat pr_body.txt)"
          else
            # Prepend to top
            NEW_BODY="${BADGE_BLOCK}\n\n$(cat pr_body.txt)"
          fi

          # Update via gh
          # Use file input for body to avoid shell escaping issues
          echo -e "$NEW_BODY" > new_body.txt
          gh pr edit "$PR_NUM" --body-file new_body.txt
          echo "PR Updated."