name: Shell Script Quality Checks

on:
  push:
    branches: [main]
  pull_request:

permissions:
  contents: write

jobs:
  shell-quality-checks:
    runs-on: macos-latest

    steps:
      - name: Checkout source code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.22.6'

      - name: Install shell linting and testing tools
        run: brew install bats-core shfmt shellcheck

      - name: Auto-format shell scripts with shfmt
        run: ./scripts/format.sh

      - name: Run shellcheck linter and bats tests
        run: ./scripts/check.sh

      - name: Build Universal Binary for disk analyzer
        run: ./scripts/build-analyze.sh

      - name: Commit analyzer binary if updated
        if: github.event_name != 'pull_request'
        run: |
          if git diff --quiet -- bin/analyze-go; then
            echo "bin/analyze-go unchanged; nothing to commit."
            exit 0
          fi

          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add bin/analyze-go
          git commit -m "chore: update analyzer binary"
          git push origin HEAD:${GITHUB_REF#refs/heads/}