#!/usr/bin/env bash

set -e

cd "$(dirname "$0")/.."

if [ -f "Brewfile" ] && [ "$(uname -s)" = "Darwin" ] && [ "${SKIP_BREW:-}" != "1" ] && [ -t 0 ]; then
  brew bundle check >/dev/null 2>&1 || {
    echo -n "==> Install Homebrew dependencies? (y/N): "
    read -r response
    case "$response" in
      [yY][eE][sS]|[yY])
        brew bundle
        ;;
      *)
        ;;
    esac
    echo
  }
fi

echo "==> Installing Node dependencies…"

if ! PNPM_VERSION="$(
  node -e 'const pm = require("./package.json").packageManager || ""; const match = pm.match(/^pnpm@(.+)$/); if (!match) { process.exit(1); } process.stdout.write(match[1]);'
)"; then
  echo "package.json must set packageManager to pnpm@<version>."
  exit 1
fi

if ! command -v pnpm >/dev/null 2>&1; then
  echo "pnpm is required to install dependencies for this repository."
  echo "Install it with: npm install --global pnpm@${PNPM_VERSION}"
  exit 1
fi

ACTUAL_PNPM_VERSION="$(pnpm --version)"
if [ "$ACTUAL_PNPM_VERSION" != "$PNPM_VERSION" ]; then
  echo "Expected pnpm ${PNPM_VERSION}, but found ${ACTUAL_PNPM_VERSION}."
  echo "Install the supported version with: npm install --global pnpm@${PNPM_VERSION}"
  exit 1
fi

if [ "${CI:-}" = "true" ]; then
  pnpm install --frozen-lockfile
else
  pnpm install
fi