#!/bin/sh
set -e

# ============================================
# DOCKER ENTRYPOINT SCRIPT
# This script runs BEFORE the application starts
# ============================================

# Colors for logging (optional, for better readability)
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

echo "${GREEN}========================================${NC}"
echo "${GREEN}  Dyolink Backend - Docker Entrypoint  ${NC}"
echo "${GREEN}========================================${NC}"

# Check if we're in development or production
if [ "$NODE_ENV" = "production" ]; then
    echo "${GREEN}Running in PRODUCTION mode${NC}"
    
    # Run database migrations
    echo "${YELLOW}Running database migrations...${NC}"
    npx prisma migrate deploy
    
    # Check if migrations were successful
    if [ $? -eq 0 ]; then
        echo "${GREEN}✓ Database migrations completed successfully${NC}"
    else
        echo "${RED}✗ Database migrations failed!${NC}"
        exit 1
    fi
else
    echo "${YELLOW}Running in DEVELOPMENT mode${NC}"
    
    # In development, we might want to push schema instead of migrations
    echo "${YELLOW}Syncing database schema...${NC}"
    npx prisma db push
    
    if [ $? -eq 0 ]; then
        echo "${GREEN}✓ Database schema synced successfully${NC}"
    else
        echo "${RED}✗ Database schema sync failed!${NC}"
        exit 1
    fi
fi

# Optional: Run seed script if it exists and NODE_ENV is not production
if [ "$NODE_ENV" != "production" ] && [ -f "prisma/seed.js" ]; then
    echo "${YELLOW}Running database seed...${NC}"
    npx prisma db seed
    echo "${GREEN}✓ Database seeded successfully${NC}"
fi

# Verify database connection
echo "${YELLOW}Verifying database connection...${NC}"
npx prisma db execute --file /dev/null --schema prisma/schema.prisma 2>/dev/null

if [ $? -eq 0 ]; then
    echo "${GREEN}✓ Database connection verified${NC}"
else
    echo "${RED}✗ Cannot connect to database!${NC}"
    exit 1
fi

# Print application information
echo "${GREEN}========================================${NC}"
echo "${GREEN}Starting Dyolink Backend Application...${NC}"
echo "${GREEN}  • Environment: ${NODE_ENV:-development}${NC}"
echo "${GREEN}  • Port: ${PORT:-3000}${NC}"
echo "${GREEN}  • Database: ${DATABASE_URL%%@*}@***${NC}"
echo "${GREEN}========================================${NC}"

# Execute the main command (passed as CMD)
exec "$@"