name: Daily Tracker Sync

on:
  schedule:
    - cron: '0 0 * * *' # Daily at 00:00 UTC
  workflow_dispatch:
  release:
    types:
      - published

permissions:
  contents: write

jobs:
  update-list:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20

      - name: Resolve output file
        id: output
        shell: bash
        run: echo "file=list/$(date -u +%F).txt" >> "$GITHUB_OUTPUT"

      - name: Run sync script
        run: node sync-trackers.js

      - name: Commit and push list changes
        if: github.event_name != 'release' && github.ref == 'refs/heads/main'
        shell: bash
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add list/
          git diff --cached --quiet || (
            git commit -m "Update tracker list: $(date -u +%F)"
            git push origin HEAD:main
          )

      - name: Upload file to release assets
        if: github.event_name == 'release'
        uses: softprops/action-gh-release@v2
        with:
          files: ${{ steps.output.outputs.file }}
          overwrite_files: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}