add-jira-link-pr-open.yml

#
# SPDX-FileCopyrightText: 2024 Lifely
# SPDX-License-Identifier: EUPL-1.2+
#
name: Create Jira Link to the PR
on:
  pull_request:
    types:
      - opened

jobs:
  create-jira-web-link:
    runs-on: ubuntu-latest
    steps:
      - name: Set Up Python
        uses: actions/setup-python@v2
        with:
          python-version: 3.12

      - name: Build Python script
        run: |
          MY_PYTHON_SCRIPT=$(cat << EOF
            import re
            import requests
            import os
            import json
          
          
            def extract_jira_key(pr_message):
              pattern = r"[Ss]olves ([A-Z]+-\d+)"
              match = re.search(pattern, pr_message)
              if match:
                return match.group(1)
              return None


            def get_pr_context():
              event_path = '${{ github.event_path }}'
              try:
                with open(event_path, 'r', encoding='utf8') as event_file:
                  payload = json.load(event_file)
                  pr_description = payload.get('pull_request', {}).get('body')
                  pr_number = payload.get('pull_request', {}).get('number')
                  pr_url = payload.get('pull_request', {}).get('html_url')
                  issue_key = extract_jira_key(pr_description)
                  if jira_key:
                    return {
                      "id": pr_number,
                      "issue_key": issue_key,
                      "url": pr_url
                    }
              except FileNotFoundError:
                print(f"Error: File '{event_path}' not found.")
              return None
            
            
            def add_remote_link(pr_context):
              jira_url = '${{ secrets.jira_url }}'
              url = f"{jira_url}/issue/{pr_context['issue_key']}/remotelink"
              headers = {
                'Content-Type': 'application/json',
                'Authorization': 'Basic ${{ secrets.jira_token }}'
              }
              payload = {
                'object': {
                  'url': pr_context['url'],
                  'title': f"Pull Request #{pr_context['id']}"
                }
              }
              response = requests.post(url, headers=standard_headers(), json=payload)          
              if response.status_code == 201:
                  print(f"Remote link added successfully to issue {pr_context['issue_key']}.")
              else:
                  print(f"Error adding remote link: {response.status_code} - {response.text}")
            
              
            pr_context = get_pr_context()
            if pr_context:
              add_remote_link(pr_context)
          EOF)
          echo "MY_PYTHON_SCRIPT=$MY_PYTHON_SCRIPT" >> $GITHUB_ENV

      - name: Execute Python script
        run: |
          pip install requests 
          python -c "$MY_PYTHON_SCRIPT"