setup-config.sh

#!/bin/bash

echo "🔧 Autobiography API Configuration Setup"
echo "========================================"

# .env 파일에서 값 읽어오는 함수
load_env_value() {
    local key=$1
    local default=$2
    if [ -f .env ]; then
        local value=$(grep "^${key}=" .env 2>/dev/null | cut -d'=' -f2- | sed 's/^"//' | sed 's/"$//')
        if [ -n "$value" ] && [ "$value" != "{your-ec2-ip}" ] && [ "$value" != "{your-aws-account-id}" ] && [ "$value" != "your-secure-password" ]; then
            echo "$value"
        else
            echo "$default"
        fi
    else
        echo "$default"
    fi
}

# AWS CLI 설정 확인
echo "📋 Checking AWS CLI configuration..."
if ! aws sts get-caller-identity >/dev/null 2>&1; then
    echo "❌ AWS CLI not configured. Please run 'aws configure' first."
    echo "   You need:"
    echo "   - AWS Access Key ID"
    echo "   - AWS Secret Access Key"
    echo "   - Default region: ap-northeast-2"
    exit 1
fi

# AWS 계정 ID 가져오기
AWS_ACCOUNT_ID=$(aws sts get-caller-identity --query Account --output text)
AWS_REGION=$(aws configure get region || echo "ap-northeast-2")

echo "✅ AWS Account ID: $AWS_ACCOUNT_ID"
echo "✅ AWS Region: $AWS_REGION"

# .env 파일에서 기존 값들 읽어오기
EXISTING_EC2_IP=$(load_env_value "EC2_IP" "")
EXISTING_DB_PASSWORD=$(load_env_value "DB_PASSWORD" "")

echo ""
echo "📄 Checking existing .env file..."

# EC2 IP 설정
if [ -n "$EXISTING_EC2_IP" ]; then
    echo "✅ Found existing EC2 IP: $EXISTING_EC2_IP"
    EC2_IP="$EXISTING_EC2_IP"
    read -p "🤔 Use this IP? (y/n, default: y): " use_existing_ip
    if [ "$use_existing_ip" = "n" ] || [ "$use_existing_ip" = "N" ]; then
        echo "🖥️  Please enter your EC2 Public IP address:"
        read -p "EC2 IP: " EC2_IP
    fi
else
    echo "🖥️  Please enter your EC2 Public IP address:"
    echo "   (You can find this in AWS Console > EC2 > Instances)"
    read -p "EC2 IP: " EC2_IP
fi

if [ -z "$EC2_IP" ]; then
    echo "❌ EC2 IP is required"
    exit 1
fi

# 데이터베이스 비밀번호 설정
if [ -n "$EXISTING_DB_PASSWORD" ]; then
    echo "✅ Found existing database password"
    DB_PASSWORD="$EXISTING_DB_PASSWORD"
    read -p "🤔 Keep existing password? (y/n, default: y): " keep_password
    if [ "$keep_password" = "n" ] || [ "$keep_password" = "N" ]; then
        echo "🔐 Please enter a new secure database password:"
        read -s -p "Database Password: " DB_PASSWORD
        echo ""
    fi
else
    echo "🔐 Please enter a secure database password:"
    echo "   (This will be used for MariaDB root password)"
    read -s -p "Database Password: " DB_PASSWORD
    echo ""
fi

if [ -z "$DB_PASSWORD" ]; then
    echo "❌ Database password is required"
    exit 1
fi

# 프로젝트 설정
PROJECT_NAME="autobiography-api"
S3_BUCKET_NAME="${PROJECT_NAME}-images-${AWS_ACCOUNT_ID}"
ECR_URI="${AWS_ACCOUNT_ID}.dkr.ecr.${AWS_REGION}.amazonaws.com/${PROJECT_NAME}"

echo ""
echo "📝 Configuration Summary:"
echo "   AWS Account ID: $AWS_ACCOUNT_ID"
echo "   AWS Region: $AWS_REGION"
echo "   EC2 IP: $EC2_IP"
echo "   Project Name: $PROJECT_NAME"
echo "   S3 Bucket: $S3_BUCKET_NAME"
echo "   ECR URI: $ECR_URI"
echo "   Database Password: [HIDDEN]"
echo ""

read -p "🤔 Is this correct? (y/n): " confirm
if [ "$confirm" != "y" ] && [ "$confirm" != "Y" ]; then
    echo "❌ Configuration cancelled"
    exit 1
fi

echo ""
echo "🔄 Updating configuration files..."

# 1. redeploy.sh 업데이트
echo "📝 Updating redeploy.sh..."
sed -i.bak "s/{your-ec2-ip}/$EC2_IP/g" redeploy.sh
sed -i.bak "s/EC2_IP=\"[^\"]*\"/EC2_IP=\"$EC2_IP\"/g" redeploy.sh
sed -i.bak "s/{your-aws-account-id}/$AWS_ACCOUNT_ID/g" redeploy.sh
sed -i.bak "s/AWS_ACCOUNT_ID=\"[^\"]*\"/AWS_ACCOUNT_ID=\"$AWS_ACCOUNT_ID\"/g" redeploy.sh

# 2. infra.yaml 업데이트
echo "📝 Updating infra.yaml..."
sed -i.bak "s/{your-aws-account-id}/$AWS_ACCOUNT_ID/g" infra.yaml

# 3. .env 파일 생성/업데이트
echo "📝 Creating/updating .env file..."
cat > .env << EOF
# Server Configuration
PORT=3000
NODE_ENV=production

# EC2 Configuration
EC2_IP=$EC2_IP

# Database Configuration (Local MariaDB/MySQL)
DB_HOST=localhost
DB_PORT=3306
DB_NAME=autobiography_db
DB_USER=root
DB_PASSWORD=$DB_PASSWORD

# AWS Configuration
AWS_REGION=$AWS_REGION

# AWS Services
S3_BUCKET_NAME=$S3_BUCKET_NAME
BEDROCK_MODEL_ID=anthropic.claude-3-sonnet-20240229-v1:0

# ECR Configuration (for deployment)
ECR_REPOSITORY_URI=$ECR_URI
EOF

# 4. .env 파일 권한 설정
chmod 600 .env

# 백업 파일 정리
rm -f *.bak

echo ""
echo "✅ Configuration completed successfully!"
echo ""
echo "📋 Created/Updated files:"
echo "   ✅ .env - Environment variables with your settings"
echo "   ✅ redeploy.sh - Deployment script with your EC2 IP and AWS Account ID"
echo "   ✅ infra.yaml - CloudFormation template with your AWS Account ID"
echo ""
echo "📋 Next steps:"
echo "1. Run './deploy.sh' for initial deployment"
echo "2. After code changes, run './redeploy.sh' for updates"
echo "3. Test your API with './test-api.sh http://$EC2_IP:3000/api/v2'"
echo ""
echo "🔐 Security reminders:"
echo "   ✅ .env file is protected (chmod 600)"
echo "   ✅ .env file is in .gitignore (won't be committed)"
echo "   ✅ server.pem will be created during deployment"
echo ""
echo "💡 Tip: Run './setup-config.sh' again anytime to update configuration"
echo "🎉 Ready to deploy! Run './deploy.sh' to start."