#!/bin/bash
# Quick deployment script for fetch_ml

set -e

 SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
 REPO_ROOT=$(cd "${SCRIPT_DIR}/.." && pwd)
 export FETCHML_REPO_ROOT="${FETCHML_REPO_ROOT:-${REPO_ROOT}}"

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

# Function to print colored output
print_status() {
    echo -e "${BLUE}[INFO]${NC} $1"
}

print_success() {
    echo -e "${GREEN}[SUCCESS]${NC} $1"
}

print_warning() {
    echo -e "${YELLOW}[WARNING]${NC} $1"
}

print_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

# Function to show usage
show_usage() {
    echo "Usage: $0 [ENVIRONMENT] [ACTION]"
    echo ""
    echo "Environments:"
    echo "  dev         Development environment"
    echo "  secure      Secure homelab environment"
    echo "  prod        Production environment"
    echo ""
    echo "Actions:"
    echo "  up          Start services"
    echo "  down        Stop services"
    echo "  restart     Restart services"
    echo "  logs        Show logs"
    echo "  status      Show status"
    echo ""
    echo "Examples:"
    echo "  $0 dev up           # Start development environment"
    echo "  $0 prod down         # Stop production environment"
    echo "  $0 secure logs       # Show secure environment logs"
}

# Function to check if docker-compose file exists
check_compose_file() {
    local env=$1
    local compose_file=""
    
    case $env in
        "dev")
            compose_file="${FETCHML_REPO_ROOT}/deployments/docker-compose.dev.yml"
            ;;
        "secure")
            compose_file="${FETCHML_REPO_ROOT}/deployments/docker-compose.homelab-secure.yml"
            ;;
        "prod")
            compose_file="${FETCHML_REPO_ROOT}/deployments/docker-compose.prod.yml"
            ;;
        *)
            print_error "Unknown environment: $env"
            show_usage
            exit 1
            ;;
    esac
    
    if [ ! -f "$compose_file" ]; then
        print_error "Docker Compose file not found: $compose_file"
        exit 1
    fi
    
    echo "$compose_file"
}

# Function to check if .env file exists
check_env_file() {
    local env=$1
    
    if [ ! -f "${FETCHML_REPO_ROOT}/.env" ]; then
        print_warning ".env file not found. Creating from example..."
        if [ "$env" = "dev" ]; then
            cp "${FETCHML_REPO_ROOT}/deployments/env.dev.example" "${FETCHML_REPO_ROOT}/.env"
        elif [ "$env" = "prod" ]; then
            cp "${FETCHML_REPO_ROOT}/deployments/env.prod.example" "${FETCHML_REPO_ROOT}/.env"
        else
            cp "${FETCHML_REPO_ROOT}/deployments/env.dev.example" "${FETCHML_REPO_ROOT}/.env"
        fi
        print_warning "Please edit .env file with your configuration"
    fi
}

# Main script
main() {
    if [ $# -ne 2 ]; then
        show_usage
        exit 1
    fi
    
    local environment=$1
    local action=$2
    
    print_status "Environment: $environment"
    print_status "Action: $action"
    
    # Check compose file
    compose_file=$(check_compose_file "$environment")
    print_status "Using: $compose_file"
    
    # Check .env file
    check_env_file "$environment"
    
    # Execute action
    case $action in
        "up")
            print_status "Starting $environment environment..."
            docker-compose --project-directory "${FETCHML_REPO_ROOT}" -f "$compose_file" up -d
            print_success "$environment environment started successfully!"
            
            # Show service URLs
            echo ""
            print_status "Service URLs:"
            echo "  API Server: http://localhost:9101"
            if [ "$environment" = "dev" ]; then
                echo "  Grafana: http://localhost:3000 (admin/admin123)"
                echo "  Prometheus: http://localhost:9090"
            fi
            ;;
        "down")
            print_status "Stopping $environment environment..."
            docker-compose --project-directory "${FETCHML_REPO_ROOT}" -f "$compose_file" down
            print_success "$environment environment stopped successfully!"
            ;;
        "restart")
            print_status "Restarting $environment environment..."
            docker-compose --project-directory "${FETCHML_REPO_ROOT}" -f "$compose_file" restart
            print_success "$environment environment restarted successfully!"
            ;;
        "logs")
            print_status "Showing logs for $environment environment..."
            docker-compose --project-directory "${FETCHML_REPO_ROOT}" -f "$compose_file" logs -f
            ;;
        "status")
            print_status "Status of $environment environment:"
            docker-compose --project-directory "${FETCHML_REPO_ROOT}" -f "$compose_file" ps
            ;;
        *)
            print_error "Unknown action: $action"
            show_usage
            exit 1
            ;;
    esac
}

# Run main function
main "$@"