name: Examples - APO
permissions:
  contents: read
on:
  schedule:
    # Every day at 3 AM UTC+8
    - cron: '0 19 * * *'

  workflow_dispatch:

  repository_dispatch:
    types: [ci-apo, ci-all]

run-name: >-
  ${{ github.event_name == 'repository_dispatch'
      && format(
        'APO - PR #{0} - {1} - {2}',
        github.event.client_payload.pull_number,
        github.event.client_payload.ci_label,
        github.event.client_payload.correlation_id
      )
      || format('APO - {0}', github.event_name) }}

jobs:
  apo:
    if: >
      github.event_name != 'repository_dispatch' ||
      github.event.action == 'ci-apo' ||
      github.event.action == 'ci-all'
    name: APO (Python ${{ matrix.python-version }}, ${{ matrix.setup-script }})
    # This job is run on GitHub hosted runners rather than self-hosted runners because it needs no GPU.
    runs-on: ubuntu-latest
    timeout-minutes: 30
    strategy:
      matrix:
        include:
        - python-version: '3.10'
          setup-script: 'legacy'
        - python-version: '3.12'
          setup-script: 'stable'
        - python-version: '3.13'
          setup-script: 'latest'
      fail-fast: false
    steps:
      - uses: actions/checkout@v6
        with:
          ref: ${{ github.event_name == 'repository_dispatch' && github.event.client_payload.pr_ref || (github.event.pull_request.number && format('refs/pull/{0}/merge', github.event.pull_request.number)) || github.ref }}
      - uses: astral-sh/setup-uv@v7
        with:
          enable-cache: true
          python-version: ${{ matrix.python-version }}
      - name: Upgrade dependencies (latest)
        run: uv lock --upgrade
        if: matrix.setup-script == 'latest'
      - name: Sync dependencies (latest)
        run: |
          uv sync --frozen --no-default-groups --extra apo \
            --group dev --group experiment --group agents --group core-stable
        if: matrix.setup-script == 'latest'
      - name: Sync dependencies (stable & legacy)
        run: |
          uv sync --frozen --no-default-groups --extra apo \
            --group dev --group experiment --group agents --group core-${{ matrix.setup-script }}
        if: matrix.setup-script != 'latest'
      - name: Freeze dependencies
        run: |
          set -ex
          uv pip freeze | tee requirements-freeze.txt
          echo "UV_LOCKED=1" >> $GITHUB_ENV
          echo "UV_NO_SYNC=1" >> $GITHUB_ENV
      - name: Upload dependencies artifact
        uses: actions/upload-artifact@v6
        with:
          name: dependencies-apo-${{ matrix.python-version }}-${{ matrix.setup-script }}
          path: requirements-freeze.txt
          compression-level: 0

      - name: Launch LiteLLM Proxy
        run: |
          ./scripts/litellm_run.sh
        env:
          AZURE_API_BASE: ${{ secrets.AZURE_GROUP_SUBSCRIPTION_API_BASE }}
          AZURE_API_KEY: ${{ secrets.AZURE_GROUP_SUBSCRIPTION_API_KEY }}

      - name: APO custom algorithm
        run: |
          set -ex
          cd examples/apo
          uv run apo_custom_algorithm_trainer.py | tee _ci_apo.log
          # Check whether the log contains "Best prompt found:"
          grep "Best prompt found:" _ci_apo.log
        env:
          # New versions follow OPENAI_BASE_URL instead of OPENAI_API_BASE
          OPENAI_BASE_URL: http://localhost:12306/
          OPENAI_API_KEY: dummy
      - name: APO custom algorithm debugger
        run: |
          set -ex
          cd examples/apo
          uv run apo_debug.py --mode runner
          uv run apo_debug.py --mode hook
          uv run apo_debug.py --mode trainer
        env:
          # New versions follow OPENAI_BASE_URL instead of OPENAI_API_BASE
          OPENAI_BASE_URL: http://localhost:12306/
          OPENAI_API_KEY: dummy

      - name: APO built-in algorithm
        run: |
          set -ex
          cd examples/apo
          uv run room_selector_apo.py
        env:
          OPENAI_BASE_URL: http://localhost:12306/
          OPENAI_API_KEY: dummy
        if: matrix.setup-script != 'legacy'