#!/bin/bash

# Configuration
SERVER_PORT=5000
CLIENT_PORT=5173

echo "========================================"
echo "   Kapteins Daagbok Dev Environment   "
echo "========================================"
echo "Preparing to (re)start services..."

# Clean up processes running on ports
cleanup_port() {
  local port=$1
  if command -v lsof >/dev/null 2>&1; then
    local pid=$(lsof -t -i:$port)
    if [ ! -z "$pid" ]; then
      echo "Port $port is currently in use by PID $pid. Stopping process..."
      kill -9 $pid 2>/dev/null
    fi
  elif command -v fuser >/dev/null 2>&1; then
    echo "Port $port is currently in use. Stopping process..."
    fuser -k $port/tcp 2>/dev/null
  fi
}

cleanup_port $SERVER_PORT
cleanup_port $CLIENT_PORT

# Clean exit handler
cleanup_all() {
  echo ""
  echo "Stopping all dev servers..."
  # Kill all child jobs
  kill $(jobs -p) 2>/dev/null
  exit 0
}

# Trap termination signals
trap cleanup_all SIGINT SIGTERM EXIT

# Manage PostgreSQL Docker container
if command -v docker >/dev/null 2>&1; then
  echo "Checking PostgreSQL Docker container (postgres-daagbox)..."
  if docker ps -a --format '{{.Names}}' | grep -Eq "^postgres-daagbox$"; then
    echo "Found existing postgres-daagbox container. Restarting..."
    docker restart postgres-daagbox >/dev/null
  else
    echo "postgres-daagbox container not found. Creating and starting a new one..."
    docker run -d \
      --name postgres-daagbox \
      -p 5432:5432 \
      -e POSTGRES_USER=postgres \
      -e POSTGRES_PASSWORD=postgres \
      -e POSTGRES_DB=daagbox \
      postgres:16 >/dev/null
  fi

  # Wait for PostgreSQL to be ready
  echo "Waiting for PostgreSQL database to be ready..."
  TIMEOUT=15
  COUNTER=0
  until docker exec postgres-daagbox pg_isready -U postgres >/dev/null 2>&1; do
    sleep 0.5
    COUNTER=$((COUNTER + 1))
    if [ $COUNTER -ge 30 ]; then
      echo "Warning: PostgreSQL did not start within $TIMEOUT seconds. Proceeding anyway..."
      break
    fi
  done
  if [ $COUNTER -lt 30 ]; then
    echo "PostgreSQL is ready!"
  fi
else
  echo "Warning: Docker command not found. Skipping PostgreSQL container management."
fi

# Start backend server
echo "Starting backend API server..."
cd server
npm run dev &
cd ..

# Sleep briefly to let server start up
sleep 1.5

# Start frontend client
echo "Starting frontend dev server..."
cd client
npm run dev &
cd ..

echo "========================================"
echo "Dev services are now running:"
echo " -> Backend:  http://localhost:$SERVER_PORT"
echo " -> Frontend: http://localhost:$CLIENT_PORT"
echo "========================================"
echo "Press Ctrl+C to terminate both servers."
echo "========================================"

# Block to keep parent process alive
wait