name: "⚖️ Source benchmark"
run-name: "${{ github.event_name == 'schedule' && '⏰ ' || '' }}⚖️ Benchmark collection sources"

on:
  schedule:
    - cron: "0 3 * * *"
  workflow_dispatch:

concurrency:
  group: collection-source-${{ github.repository }}
  cancel-in-progress: true

permissions:
  contents: read
  actions: read

jobs:
  benchmark-collection-sources:
    name: ⚖️ Time Galaxy against the git fallback
    if: vars.CI_ENABLE_AUTO_UPDATES == 'true'
    runs-on: ubuntu-26.04
    env:
      HISTORY_PATH: build/collection-source-history.json
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@v7.0.0
        with:
          ref: main

      - name: 🔧 Set up Python
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"
          cache: pip
          cache-dependency-path: pyproject.toml

      - name: 📦 Install project with the deploy extra
        env:
          PYTHON: python3
        run: bash scripts/install/python.sh deploy

      - name: ♻️ Restore the sample history from the last run
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          HISTORY_WORKFLOW: cron-collection-source.yml
        run: bash scripts/github/update/restore_collection_history.sh

      - name: ⏱️ Time both collection sources
        run: bash scripts/github/update/collection_source.sh --history "${HISTORY_PATH}"

      - name: 💾 Keep the sample history for the next run
        uses: actions/upload-artifact@v7
        with:
          name: collection-source-history
          path: ${{ env.HISTORY_PATH }}
          retention-days: 90

      - name: 🔎 Check for changes
        id: diff
        run: bash scripts/github/resolve/check_git_changes.sh default.env

      - name: ⚙️ Generate app token
        if: steps.diff.outputs.changed == 'true'
        id: app-token
        uses: actions/create-github-app-token@v3
        with:
          client-id: ${{ secrets.BOT_APP_CLIENT_ID }}
          private-key: ${{ secrets.BOT_APP_PRIVATE_KEY }}

      - name: 📂 Open PR if the preferred source changed
        if: steps.diff.outputs.changed == 'true'
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
          APP_SLUG: ${{ steps.app-token.outputs.app-slug }}
          UPDATE_BRANCH_PREFIX: update/collection-source
          UPDATE_COMMIT_MESSAGE: "update(galaxy): retune the preferred collection source"
          UPDATE_PR_TITLE: "update(galaxy): retune the preferred collection source"
          UPDATE_PR_BODY: "Automated retune of `INFINITO_ANSIBLE_COLLECTIONS_SOURCE` in `default.env`. The preferred source's median install time reached at least 3x the other's over the last 12 daily samples; a failed install counts as worse than any duration."
          UPDATE_BASE_BRANCH: main
        run: bash scripts/github/update/open/pr.sh default.env