install

#!/bin/bash
set -euo pipefail

ENV_DIR="$HOME/dev/environment"

echo "==> ImBIOS Environment Setup"

# Detect package manager
detect_pkg_manager() {
  if command -v apt &>/dev/null; then
    echo "apt"
  elif command -v dnf &>/dev/null; then
    echo "dnf"
  elif command -v pacman &>/dev/null; then
    echo "pacman"
  elif command -v brew &>/dev/null; then
    echo "brew"
  else
    echo "unknown"
  fi
}

PKG=$(detect_pkg_manager)

# Install system packages
install_system_packages() {
  echo ""
  echo "==> Installing system packages (using $PKG)..."

  case "$PKG" in
  apt)
    sudo apt update
    sudo apt install -y \
      stow \
      zsh \
      zplug \
      fzf \
      keychain \
      file \
      gh \
      curl \
      git \
      sox
    ;;
  dnf)
    sudo dnf install -y \
      stow \
      zsh \
      fzf \
      keychain \
      file \
      gh \
      curl \
      git \
      sox
    ;;
  pacman)
    sudo pacman -Syu --noconfirm \
      stow \
      zsh \
      fzf \
      keychain \
      file \
      github-cli \
      curl \
      git \
      sox
    ;;
  brew)
    brew install stow zsh fzf keychain file gh curl git sox
    ;;
  *)
    echo "WARNING: Unknown package manager. Install these manually:"
    echo "  stow, zsh, fzf, keychain, file, gh, curl, git, sox"
    ;;
  esac
}

# Install Homebrew (Linux)
install_homebrew() {
  if ! command -v brew &>/dev/null; then
    echo ""
    echo "==> Installing Homebrew..."
    /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
    case "$(uname -s)" in
    Linux)
      eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
      ;;
    Darwin)
      eval "$(/opt/homebrew/bin/brew shellenv)"
      ;;
    esac
  else
    echo "==> Homebrew already installed"
  fi
}

# Install Starship prompt
install_starship() {
  if ! command -v starship &>/dev/null; then
    echo ""
    echo "==> Installing Starship prompt..."
    curl -sS https://starship.rs/install.sh | sh -s -- -y
  else
    echo "==> Starship already installed"
  fi
}

# Install fnm (Fast Node Manager)
install_fnm() {
  if ! command -v fnm &>/dev/null; then
    echo ""
    echo "==> Installing fnm..."
    curl -fsSL https://fnm.vercel.app/install | bash
  else
    echo "==> fnm already installed"
  fi
}

# Install Bun
install_bun() {
  if ! command -v bun &>/dev/null; then
    echo ""
    echo "==> Installing Bun..."
    curl -fsSL https://bun.sh/install | bash
  else
    echo "==> Bun already installed"
  fi
}

# Install pnpm
install_pnpm() {
  if ! command -v pnpm &>/dev/null; then
    echo ""
    echo "==> Installing pnpm..."
    corepack enable
    corepack prepare pnpm@latest --activate
  else
    echo "==> pnpm already installed"
  fi
}

# Install uv (Python tool manager)
install_uv() {
  if ! command -v uv &>/dev/null; then
    echo ""
    echo "==> Installing uv..."
    curl -LsSf https://astral.sh/uv/install.sh | sh
  else
    echo "==> uv already installed"
  fi
}

# Install Rust via rustup
install_rust() {
  if ! command -v rustup &>/dev/null; then
    echo ""
    echo "==> Installing Rust..."
    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
  else
    echo "==> Rust already installed"
  fi
}

# Deploy dotfiles with stow
deploy_dotfiles() {
  echo ""
  echo "==> Deploying dotfiles with stow..."
  stow -R -v -t "$HOME" -d "$ENV_DIR/home" .
}

# Create local secrets template
create_local_secrets() {
  if [ ! -f "$HOME/.zshrc.local" ]; then
    echo ""
    echo "==> Creating ~/.zshrc.local template..."
    cat >"$HOME/.zshrc.local" <<'EOF'
# Local secrets and machine-specific config
# This file is NOT tracked in git

# Example: export MY_SECRET_TOKEN=xxx
# Example: export ANDROID_HOME=$HOME/sdk
# Example: alias myapp="/path/to/local/binary"
EOF
    echo "    Edit ~/.zshrc.local to add your secrets and local aliases"
  else
    echo "==> ~/.zshrc.local already exists, skipping"
  fi
}

# Main
main() {
  echo "Detected OS: $(uname -s) ($(uname -m))"
  echo "Package manager: $PKG"
  echo ""

  install_system_packages
  install_homebrew
  install_starship
  install_fnm
  install_bun
  install_pnpm
  install_uv
  install_rust
  deploy_dotfiles
  create_local_secrets

  echo ""
  echo "==> Done! Restart your shell or run: source ~/.zshrc"
}

main "$@"