awesome-chatgpt-prompts/.github/workflows/pr_title_improver.yml

name: Improve PR Title

on:
  pull_request:
    types: [opened, edited, synchronize]

jobs:
  improve-title:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write

    steps:
      - uses: actions/checkout@v3

      - name: Setup Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '18'

      - name: Install OpenAI SDK
        run: npm install openai@^4.0.0

      - name: Get PR Content
        id: pr-content
        uses: actions/github-script@v6
        with:
          script: |
            const { data: pr } = await github.rest.pulls.get({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: context.issue.number
            });
            const content = `${pr.title}\n\n${pr.body}`;
            core.setOutput('content', content);

      - name: Generate Better Title
        id: generate-title
        run: |
          node << 'EOF'
          const OpenAI = require('openai');
          
          async function generateTitle() {
            const openai = new OpenAI({
              apiKey: process.env.OPENAI_API_KEY
            });

            const content = `${{ steps.pr-content.outputs.content }}`;
            
            const completion = await openai.chat.completions.create({
              model: "gpt-3.5-turbo",
              messages: [
                {
                  role: "system",
                  content: "You are a helpful assistant that improves pull request titles. Make titles concise, descriptive, and following conventional commit message style. Return ONLY the new title, nothing else."
                },
                {
                  role: "user",
                  content: `Based on this pull request content, generate a better title:\n\n${content}`
                }
              ],
              temperature: 0.7,
              max_tokens: 60,
              top_p: 1.0
            });

            const newTitle = completion.choices[0].message.content.trim();
            console.log(`::set-output name=title::${newTitle}`);
          }

          generateTitle().catch(error => {
            console.error('Error:', error);
            process.exit(1);
          });
          EOF
        env:
          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}

      - name: Update PR Title
        if: steps.generate-title.outputs.title != ''
        uses: actions/github-script@v6
        with:
          script: |
            await github.rest.pulls.update({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: context.issue.number,
              title: '${{ steps.generate-title.outputs.title }}'
            });