name: AI Reviewer

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

jobs:
  review:
    runs-on: ubuntu-latest
    # Using an external Ollama server at 192.168.1.92:11434
    # Do NOT start a local Ollama service in the runner; the workflow will connect to the external host.

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.11.x'
          check-latest: true

      - name: Show Python
        run: python --version

      - name: Ensure Python 3.11 present (fallback)
        run: |
          set -e
          echo "Checking python version..."
          if command -v python >/dev/null 2>&1; then
            python --version || true
          fi
          if python --version 2>&1 | grep -q "Python 3.11"; then
            echo "Python 3.11 already installed"
          else
            echo "Attempting to install python3.11 via apt"
            sudo apt-get update
            sudo apt-get install -y python3.11 python3.11-venv python3.11-distutils python3-pip || true
            if [ -x "/usr/bin/python3.11" ]; then
              sudo update-alternatives --install /usr/bin/python python /usr/bin/python3.11 1 || true
            fi
            python --version || /usr/bin/python3.11 --version || true
          fi

      - name: Create venv and install
        run: |
          python -m venv venv
          . venv/bin/activate
          pip install --upgrade pip
          pip install -e ".[dev]"

      - name: Wait for Ollama
        run: |
          for i in $(seq 1 30); do
            if curl -sSf http://192.168.1.92:11434/ >/dev/null 2>&1; then
              echo "ollama ready" && break
            fi
            sleep 1
          done

      - name: (Optional) Pull model into Ollama
        run: |
          . venv/bin/activate
          ollama pull qwen2.5-coder:7b || true

      - name: Run ai-reviewer
        env:
          OLLAMA_HOST: http://192.168.1.92:11434
        run: |
          . venv/bin/activate
          ai-reviewer review --repo . --base "${{ github.event.pull_request.base.ref }}" --head "${{ github.head_ref }}" --format json > review.json

      - name: Post PR comment with findings
        uses: actions/github-script@v6
        with:
          script: |
            const fs = require('fs');
            let body = '{}';
            try {
              body = fs.readFileSync('review.json', 'utf8');
            } catch (e) {
              body = JSON.stringify({ error: 'missing-review', message: String(e) });
            }
            let parsed = {};
            try { parsed = JSON.parse(body); } catch (e) { parsed = { error: 'invalid-json', raw: body }; }
            const findings = parsed.findings || [];
            const summary = findings.length === 0 ? 'AI Reviewer: no findings.' : `AI Reviewer found ${findings.length} findings.`;
            const commentBody = `${summary}\n\n<details><summary>Full JSON</summary>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n` + '```json\n' + JSON.stringify(parsed, null, 2) + '\n```\n</details>';
            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
              body: commentBody,
            });