name: Generate Manifest & Tag

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - 'groq-ai-product-text.php'
      - 'manifest.json'
      - '.github/workflows/release.yml'

jobs:
  tag:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - name: Determine plugin version
        id: meta
        run: |
          VERSION=$(grep -E "^\s*\*\s*Version:" -m 1 groq-ai-product-text.php | sed -E 's/.*Version:\s*//')
          VERSION=$(echo "$VERSION" | tr -d '\r')
          if [ -z "$VERSION" ]; then
            echo "::error::Kon pluginversie niet bepalen."
            exit 1
          fi
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

      - name: Genereer manifest.json uit plugin header
        run: |
          python3 - <<'PY'
          import json
          import re

          with open('groq-ai-product-text.php', 'r', encoding='utf-8') as handle:
            content = handle.read()

          header_match = re.search(r'/\*\*(.*?)\*/', content, re.S)
          header = header_match.group(1) if header_match else ''

          def read_field(label: str) -> str:
            match = re.search(r'^\s*\*\s*' + re.escape(label) + r'\s*:\s*(.+)$', header, re.M)
            return match.group(1).strip() if match else ''

          manifest = {
            'plugin_name': read_field('Plugin Name'),
            'description': read_field('Description'),
            'version': read_field('Version'),
            'author': read_field('Author'),
            'author_url': read_field('Author URI'),
          }

          with open('manifest.json', 'w', encoding='utf-8') as handle:
            json.dump(manifest, handle, ensure_ascii=False, indent=2)

          print('manifest.json aangemaakt/bijgewerkt')
          PY

      - name: Toon manifest.json
        run: |
          echo "manifest.json inhoud:"
          cat manifest.json

      - name: Commit & push manifest.json
        run: |
          if git diff --quiet -- manifest.json; then
            echo "manifest.json ongewijzigd; geen commit nodig."
            exit 0
          fi

          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add manifest.json
          git commit -m "chore: update manifest.json"
          git push

      - name: Check if tag exists
        id: tagcheck
        run: |
          TAG="v${{ steps.meta.outputs.version }}"
          if git ls-remote --tags origin "refs/tags/$TAG" | grep -q "$TAG"; then
            echo "exists=true" >> "$GITHUB_OUTPUT"
          else
            echo "exists=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Tag bestaat al – workflow afronden
        if: steps.tagcheck.outputs.exists == 'true'
        run: |
          echo "Tag v${{ steps.meta.outputs.version }} bestaat al. Tag wordt overgeslagen."

      - name: Maak Gitea tag
        if: steps.tagcheck.outputs.exists == 'false'
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
          GITEA_SERVER_URL: ${{ vars.GITEA_SERVER_URL }}
          GITEA_REPOSITORY: ${{ vars.GITEA_REPOSITORY }}
        run: |
          VERSION="${{ steps.meta.outputs.version }}"
          TAG="v$VERSION"

          git tag -a "$TAG" -m "$TAG"
          if [ -n "$GITEA_TOKEN" ] && [ -n "$GITEA_SERVER_URL" ] && [ -n "$GITEA_REPOSITORY" ]; then
            HOST="${GITEA_SERVER_URL#https://}"
            HOST="${HOST#http://}"
            AUTH_URL="https://oauth2:${GITEA_TOKEN}@${HOST}/${GITEA_REPOSITORY}.git"
            git push "$AUTH_URL" "$TAG"
          else
            git push origin "$TAG"
          fi