name: Test Install Script

on:
  push:
    paths:
      - 'install.sh'
      - '.github/workflows/test-install.yml'
  pull_request:
    paths:
      - 'install.sh'
      - '.github/workflows/test-install.yml'
  workflow_dispatch: # Allow manual trigger

jobs:
  test-linux:
    name: Test on Linux (Ubuntu)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Ensure clean state (no Homebrew)
        run: |
          # Check both PATH and direct path
          if command -v brew &> /dev/null || [ -d /home/linuxbrew/.linuxbrew ]; then
            echo "Removing existing Homebrew..."
            # Try official uninstaller first
            if [ -x /home/linuxbrew/.linuxbrew/bin/brew ]; then
              NONINTERACTIVE=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/uninstall.sh)" || true
            fi
            # Force remove directories
            sudo rm -rf /home/linuxbrew/.linuxbrew
            sudo rm -rf /home/linuxbrew
          fi
          # Verify clean
          if [ -d /home/linuxbrew ]; then
            echo "ERROR: Failed to remove Homebrew"
            exit 1
          fi
          echo "✓ Clean state confirmed"

      - name: Run install script
        run: |
          chmod +x install.sh
          ./install.sh

      - name: Verify installation
        run: |
          eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
          echo "==> Checking brew..."
          brew --version
          echo "==> Checking bbrew..."
          which bbrew
          bbrew --help | head -3
          echo "✓ All checks passed!"

  test-macos-arm:
    name: Test on macOS (Apple Silicon)
    runs-on: macos-14  # M1 runner
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Ensure clean state (no Homebrew)
        run: |
          if command -v brew &> /dev/null || [ -d /opt/homebrew ]; then
            echo "Removing existing Homebrew..."
            if [ -x /opt/homebrew/bin/brew ]; then
              NONINTERACTIVE=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/uninstall.sh)" || true
            fi
            sudo rm -rf /opt/homebrew
          fi
          if [ -d /opt/homebrew ]; then
            echo "ERROR: Failed to remove Homebrew"
            exit 1
          fi
          echo "✓ Clean state confirmed"

      - name: Run install script
        run: |
          chmod +x install.sh
          ./install.sh

      - name: Verify installation
        run: |
          eval "$(/opt/homebrew/bin/brew shellenv)"
          echo "==> Checking brew..."
          brew --version
          echo "==> Checking bbrew..."
          which bbrew
          bbrew --help | head -3
          echo "✓ All checks passed!"

  test-already-installed:
    name: Test upgrade path (Homebrew already installed)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Pre-install Homebrew
        run: |
          NONINTERACTIVE=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
          eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
          brew --version
          echo "✓ Homebrew pre-installed"

      - name: Run install script (should detect existing install)
        run: |
          chmod +x install.sh
          ./install.sh

      - name: Verify bbrew installed
        run: |
          eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
          which bbrew
          bbrew --help | head -3
          echo "✓ Upgrade path works!"