#!/bin/bash

# ============================================
# Premium Valentine Website - Docker Quick Start
# Automated build and deployment script
# ============================================

set -e

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

# Configuration
IMAGE_NAME="valentine-app"
IMAGE_TAG="3.0.0"
CONTAINER_NAME="valentine-experience"
PORT="8080"

echo -e "${BLUE}╔════════════════════════════════════════╗${NC}"
echo -e "${BLUE}║  Valentine Experience - Docker Setup  ║${NC}"
echo -e "${BLUE}╚════════════════════════════════════════╝${NC}"
echo ""

# Check if Docker is installed
if ! command -v docker &> /dev/null; then
    echo -e "${RED}❌ Docker is not installed. Please install Docker first.${NC}"
    exit 1
fi

echo -e "${GREEN}✅ Docker is installed${NC}"

# Check if Docker Compose is installed
if command -v docker-compose &> /dev/null; then
    echo -e "${GREEN}✅ Docker Compose is installed${NC}"
    USE_COMPOSE=true
else
    echo -e "${YELLOW}⚠️  Docker Compose not found, using Docker CLI${NC}"
    USE_COMPOSE=false
fi

echo ""
echo -e "${BLUE}Building Docker image...${NC}"

# Build the image
if [ "$USE_COMPOSE" = true ]; then
    docker-compose build
else
    docker build -t ${IMAGE_NAME}:${IMAGE_TAG} .
fi

if [ $? -eq 0 ]; then
    echo -e "${GREEN}✅ Image built successfully${NC}"
else
    echo -e "${RED}❌ Build failed${NC}"
    exit 1
fi

echo ""
echo -e "${BLUE}Starting container...${NC}"

# Stop and remove existing container if it exists
if [ "$(docker ps -aq -f name=${CONTAINER_NAME})" ]; then
    echo -e "${YELLOW}⚠️  Stopping existing container...${NC}"
    docker stop ${CONTAINER_NAME} 2>/dev/null || true
    docker rm ${CONTAINER_NAME} 2>/dev/null || true
fi

# Start the container
if [ "$USE_COMPOSE" = true ]; then
    docker-compose up -d
else
    docker run -d \
        --name ${CONTAINER_NAME} \
        -p ${PORT}:8080 \
        --restart unless-stopped \
        ${IMAGE_NAME}:${IMAGE_TAG}
fi

if [ $? -eq 0 ]; then
    echo -e "${GREEN}✅ Container started successfully${NC}"
else
    echo -e "${RED}❌ Failed to start container${NC}"
    exit 1
fi

# Wait for container to be healthy
echo ""
echo -e "${BLUE}Waiting for application to be ready...${NC}"
sleep 3

# Check if container is running
if [ "$(docker ps -q -f name=${CONTAINER_NAME})" ]; then
    echo -e "${GREEN}✅ Container is running${NC}"
    
    # Test the application
    if curl -s -o /dev/null -w "%{http_code}" http://localhost:${PORT} | grep -q "200"; then
        echo -e "${GREEN}✅ Application is responding${NC}"
    else
        echo -e "${YELLOW}⚠️  Application may still be starting...${NC}"
    fi
else
    echo -e "${RED}❌ Container is not running${NC}"
    echo -e "${YELLOW}Showing logs:${NC}"
    docker logs ${CONTAINER_NAME}
    exit 1
fi

echo ""
echo -e "${GREEN}╔════════════════════════════════════════╗${NC}"
echo -e "${GREEN}║     Deployment Successful! 🎉          ║${NC}"
echo -e "${GREEN}╚════════════════════════════════════════╝${NC}"
echo ""
echo -e "${BLUE}📍 Application URL:${NC} http://localhost:${PORT}"
echo -e "${BLUE}🏥 Health Check:${NC}    http://localhost:${PORT}/health"
echo ""
echo -e "${YELLOW}Useful Commands:${NC}"
echo -e "  View logs:        docker logs -f ${CONTAINER_NAME}"
echo -e "  Stop container:   docker stop ${CONTAINER_NAME}"
echo -e "  Restart:          docker restart ${CONTAINER_NAME}"
echo -e "  Remove:           docker rm -f ${CONTAINER_NAME}"
echo ""
echo -e "${BLUE}Opening browser...${NC}"

# Try to open browser (works on most systems)
if command -v xdg-open &> /dev/null; then
    xdg-open http://localhost:${PORT} 2>/dev/null &
elif command -v open &> /dev/null; then
    open http://localhost:${PORT} 2>/dev/null &
elif command -v start &> /dev/null; then
    start http://localhost:${PORT} 2>/dev/null &
fi

echo -e "${GREEN}✅ Setup complete!${NC}"