name: Loop Pilot Dependency Sweeper

on:
  workflow_dispatch:
    inputs:
      pr_number:
        description: 'Open dependency PR number to inspect'
        required: false
        type: string
      dependency_name:
        description: 'Dependency name to search for when no PR number is provided'
        required: false
        type: string

permissions:
  contents: read
  pull-requests: read

concurrency:
  group: loop-pilot-dependency-sweeper-${{ inputs.pr_number || inputs.dependency_name || github.run_id }}
  cancel-in-progress: true

jobs:
  analyze:
    name: Generate draft-only dependency report
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v7

      - name: Validate workflow inputs
        run: |
          if [ -z "${{ inputs.pr_number }}" ] && [ -z "${{ inputs.dependency_name }}" ]; then
            echo "Either pr_number or dependency_name is required." >&2
            exit 1
          fi

      - name: Generate dependency sweeper markdown
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          ARGS=()
          if [ -n "${{ inputs.pr_number }}" ]; then
            ARGS+=(--pr-number "${{ inputs.pr_number }}")
          fi
          if [ -n "${{ inputs.dependency_name }}" ]; then
            ARGS+=(--dependency-name "${{ inputs.dependency_name }}")
          fi
          python3 ops/loop_pilot.py dependency-sweeper "${ARGS[@]}" --output out/loop-pilot-dependency-sweeper.md

      - name: Upload dependency sweeper artifact
        uses: actions/upload-artifact@v7
        with:
          name: scrutiny-loop-pilot-dependency-sweeper-${{ github.run_id }}
          path: out/loop-pilot-dependency-sweeper.md
          if-no-files-found: error