emulators.sh

#!/bin/bash

# Load nvm
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"

nvm use 20

# Function to gracefully stop Firebase emulators on exit
cleanup() {
  echo "🛑 Stopping Firebase emulators..."
  kill $EMULATOR_PID
  wait $EMULATOR_PID 2>/dev/null
  echo "✅ Emulators stopped gracefully."
  exit 0
}

# Function to wait until a specific port is open
wait_for_port() {
  local host=$1
  local port=$2
  echo "⏳ Waiting for $host:$port to be available..."
  while ! nc -z $host $port; do   
    sleep 1 # Wait for 1 second before checking again
  done
  echo "✅ $host:$port is now available!"
}

# Trap CTRL+C (SIGINT) for a clean shutdown
trap cleanup SIGINT SIGTERM

# Navigate to the functions directory and build
cd ./functions
npm run build
cd ../

# Start Firebase emulators in the background
# Check for --import-backup flag to add import parameter
if [[ "$*" == *"--import-backup"* ]]; then
  if [ -d "./firestore-data" ]; then
    echo "📥 Starting emulators with import from ./firestore-data..."
    firebase emulators:start --project=prfctprotein-com --import=./firestore-data &
  else
    echo "⚠️  No firestore-data folder found, starting emulators without import..."
    firebase emulators:start --project=prfctprotein-com &
  fi
else
  firebase emulators:start --project=prfctprotein-com &
fi
EMULATOR_PID=$!

# Wait for Firestore Emulator (127.0.0.1:8086)
wait_for_port "127.0.0.1" 8086
# Only wait for Auth emulator if it's actually configured
# wait_for_port "127.0.0.1" 9099

# Give emulators a moment to fully initialize
sleep 2

# Seed Firestore database
if [[ "$*" == *"--import-backup"* ]]; then
  echo "✅ Data imported from ./firestore-data during emulator startup"
  echo "🌱 Seeding foods collection..."
  node populate-firestore.js --seed-foods
else
  echo "🏗️  Seeding Firestore Database with test data..."
  node populate-firestore.js
  echo "🌱 Seeding foods collection..."
  node populate-firestore.js --seed-foods
fi

# Create Firebase Auth test user
# echo "🏗️  Creating Firebase Auth test user..."
# node populate-auth.js

# Keep script running until terminated
wait $EMULATOR_PID