#!/usr/bin/env bash
set -euo pipefail
# Idempotent installer for required CLIs: ripgrep, pnpm (node/npm), gh, jq
# Designed for Debian/Ubuntu. Run with sudo for system installs.

which rg >/dev/null 2>&1 || {
  echo "Installing ripgrep..."
  apt-get update && apt-get install -y ripgrep
}

which jq >/dev/null 2>&1 || {
  echo "Installing jq..."
  apt-get update && apt-get install -y jq
}

which gh >/dev/null 2>&1 || {
  echo "Installing gh (GitHub CLI)..."
  apt-get update && apt-get install -y gh
}

# Ensure node is present (use nvm or apt). Prefer node >=16.
if ! command -v node >/dev/null 2>&1; then
  echo "Node.js not found. Installing Node 18 LTS..."
  curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
  apt-get install -y nodejs
fi

# pnpm
if ! command -v pnpm >/dev/null 2>&1; then
  echo "Installing pnpm..."
  npm install -g pnpm || true
fi

echo "Verifying installs..."
for cmd in rg jq gh node pnpm npm; do
  if command -v "$cmd" >/dev/null 2>&1; then
    echo "OK: $cmd -> $(command -v $cmd)"
  else
    echo "MISSING: $cmd"
  fi
done

echo "Done."