#!/usr/bin/env bash

main() {
set -euo pipefail

Color_Off='' Red='' Green='' Yellow='' Dim='' Bold='' Blue=''

if [[ -t 1 ]]; then
  Color_Off='\033[0m'
  Red='\033[0;31m'
  Green='\033[0;32m'
  Yellow='\033[0;33m'
  Dim='\033[0;2m'
  Bold='\033[1m'
  Blue='\033[0;34m'
fi

error() {
  printf "%b\n" "${Red}error${Color_Off}: $*" >&2
  exit 1
}

info() {
  printf "%b\n" "${Dim}$*${Color_Off}"
}

success() {
  printf "%b\n" "${Green}$*${Color_Off}"
}

bold() {
  printf "%b\n" "${Bold}$*${Color_Off}"
}

command -v curl >/dev/null 2>&1 || error "curl is required but was not found."
command -v node >/dev/null 2>&1 || error "node is required but was not found."
command -v npm >/dev/null 2>&1 || error "npm is required but was not found."

PACKAGE="@remix-gg/cli"
VERSION="${1:-latest}"
INSTALL_TARGET="${PACKAGE}"

if [[ "$VERSION" != "latest" ]]; then
  INSTALL_TARGET="${PACKAGE}@${VERSION#v}"
fi

echo ""
bold "  Installing Remix CLI..."
echo ""

info "  Running npm install -g ${INSTALL_TARGET}"
npm install -g "$INSTALL_TARGET" >/dev/null 2>&1 || error "npm global install failed."

if ! command -v remix >/dev/null 2>&1; then
  NPM_BIN=$(npm bin -g 2>/dev/null || true)
  if [[ -n "$NPM_BIN" ]]; then
    error "Installed successfully, but \`remix\` is not on PATH.\n\nAdd this directory to PATH and re-open your shell:\n  ${NPM_BIN}"
  fi

  error "Installed successfully, but \`remix\` is not on PATH."
fi

INSTALLED_VERSION=$(remix --version 2>/dev/null || echo "unknown")

echo ""
success "  Remix CLI ${INSTALLED_VERSION} installed successfully!"
echo ""
bold "  Run ${Blue}remix --help${Color_Off}${Bold} to get started${Color_Off}"
echo ""
}

main "$@"