name: Unpack files.zip

on:
  workflow_dispatch:
    inputs:
      branch:
        description: 'Branch containing files.zip'
        required: true
        default: 'c2-integration'

jobs:
  unpack:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout branch
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.branch }}
          persist-credentials: true

      - name: Ensure unzip available
        run: sudo apt-get update -y && sudo apt-get install -y unzip rsync

      - name: Verify files.zip exists
        run: |
          if [ ! -f files.zip ]; then
            echo "ERROR: files.zip not found in repo root on branch ${{ github.event.inputs.branch }}"
            exit 1
          fi
          echo "files.zip found:" && ls -lh files.zip

      - name: Unpack files.zip
        run: |
          rm -rf extracted
          mkdir -p extracted
          unzip -o files.zip -d extracted
          echo "Sample extracted files:"
          find extracted -maxdepth 3 -type f | sed -n '1,200p'

      - name: Copy extracted files into repository
        run: |
          rsync -a --exclude='.git' extracted/ .

      - name: Commit and push changes (if any)
        env:
          BRANCH: ${{ github.event.inputs.branch }}
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add -A
          if git diff --cached --quiet; then
            echo "No changes to commit."
          else
            git commit -m "Unpack files.zip into branch ${BRANCH} via workflow"
            git push origin "HEAD:${BRANCH}"
            echo "Changes pushed."
          fi