name: Sync Model Pricing

on:
  schedule:
    # Run daily at 06:00 UTC
    - cron: '0 6 * * *'
  workflow_dispatch: # Allow manual trigger

permissions:
  contents: write
  pull-requests: write

jobs:
  sync-pricing:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Sync pricing from OpenRouter API
        run: python scripts/sync-pricing.py --create-missing

      - name: Check for changes
        id: changes
        run: |
          git diff --quiet && echo "changed=false" >> "$GITHUB_OUTPUT" || echo "changed=true" >> "$GITHUB_OUTPUT"

      - name: Create PR if prices changed
        if: steps.changes.outputs.changed == 'true'
        uses: peter-evans/create-pull-request@v7
        with:
          commit-message: "chore: sync model pricing from OpenRouter API"
          title: "chore: sync model pricing from OpenRouter API"
          body: |
            Automated pricing sync from [OpenRouter API](https://openrouter.ai/api/v1/models).

            Run by `sync-pricing.yml` cron job.
          branch: chore/auto-sync-pricing
          delete-branch: true