#!/bin/bash
#
# Start Visual Workflow Builder - Full Stack
#
# This script starts both backend (Flask) and frontend (React) servers
#

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# Colors for output
GREEN='\033[0;32m'
RED='\033[0;31m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color

echo "=========================================="
echo "Visual Workflow Builder - Start All"
echo "=========================================="

# Start Backend
echo -e "${BLUE}Starting Backend...${NC}"
cd "$SCRIPT_DIR/backend"
./start.sh
BACKEND_STATUS=$?

if [ $BACKEND_STATUS -ne 0 ]; then
    echo -e "${RED}✗ Backend failed to start${NC}"
    exit 1
fi

# Wait a moment for backend to be ready
sleep 2

# Check if frontend exists and has node_modules
if [ -d "$SCRIPT_DIR/frontend" ]; then
    echo ""
    echo -e "${BLUE}Starting Frontend...${NC}"
    cd "$SCRIPT_DIR/frontend"
    
    # Check if package.json has start script
    if [ -f "package.json" ] && grep -q '"start"' package.json; then
        # Check if node_modules exists
        if [ ! -d "node_modules" ]; then
            echo -e "${YELLOW}node_modules not found. Please run 'npm install' first.${NC}"
            echo -e "${YELLOW}Frontend will not be started.${NC}"
        else
            # Check if start script exists in frontend
            if [ -f "start.sh" ]; then
                ./start.sh
                FRONTEND_STATUS=$?
                
                if [ $FRONTEND_STATUS -ne 0 ]; then
                    echo -e "${YELLOW}Frontend failed to start (this is expected in Phase 1)${NC}"
                    echo -e "${YELLOW}Backend is still running.${NC}"
                fi
            else
                echo -e "${YELLOW}Frontend start script not found.${NC}"
                echo -e "${YELLOW}Frontend will be implemented in Phase 2.${NC}"
            fi
        fi
    else
        echo -e "${YELLOW}Frontend not yet configured (Phase 1).${NC}"
        echo -e "${YELLOW}Frontend will be implemented in Phase 2.${NC}"
    fi
else
    echo ""
    echo -e "${YELLOW}Frontend directory not found.${NC}"
    echo -e "${YELLOW}Frontend will be implemented in Phase 2.${NC}"
fi

echo ""
echo "=========================================="
echo -e "${GREEN}✓ Visual Workflow Builder Started!${NC}"
echo "=========================================="
echo "Backend:  http://localhost:5001"
echo "Frontend: http://localhost:3000 (when implemented)"
echo ""
echo "To stop all services: ./stop.sh"
echo "To check status: ./status.sh"
echo "=========================================="