#!/bin/bash

# Bakery IA Skaffold Development Script
# Quick setup script for Skaffold development workflow

set -e

echo "🚀 Starting Bakery IA Development Environment with Skaffold"
echo "=========================================================="

# 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"
}

# Check prerequisites
check_prerequisites() {
    print_status "Checking prerequisites..."

    local missing_tools=()

    if ! command -v skaffold &> /dev/null; then
        missing_tools+=("skaffold")
    fi

    if ! command -v kubectl &> /dev/null; then
        missing_tools+=("kubectl")
    fi

    if ! command -v colima &> /dev/null; then
        missing_tools+=("colima")
    fi

    if ! command -v kind &> /dev/null; then
        missing_tools+=("kind")
    fi

    if [ ${#missing_tools[@]} -ne 0 ]; then
        print_error "Missing required tools: ${missing_tools[*]}"
        print_error "Install with: brew install ${missing_tools[*]}"
        exit 1
    fi

    # Check if Colima is running
    if ! colima status --profile k8s-local &> /dev/null; then
        print_warning "Colima is not running. Starting it now..."
        colima start --cpu 4 --memory 8 --disk 50 --runtime docker --profile k8s-local
    fi

    # Check if Kind cluster exists
    if ! kind get clusters | grep -q "bakery-ia-local"; then
        print_warning "Kind cluster not found. Creating it now..."
        kind create cluster --name bakery-ia-local
    fi

    # Verify cluster is accessible
    if ! kubectl cluster-info &> /dev/null; then
        print_error "Cannot connect to Kubernetes cluster"
        exit 1
    fi

    print_success "Prerequisites check passed"
}

# Setup development environment
setup_dev_environment() {
    print_status "Setting up development environment..."

    # Check if NGINX Ingress is installed
    if ! kubectl get namespace ingress-nginx &> /dev/null; then
        print_status "Installing NGINX Ingress Controller..."
        kubectl apply -f https://kind.sigs.k8s.io/examples/ingress/deploy-ingress-nginx.yaml
        kubectl wait --namespace ingress-nginx \
            --for=condition=ready pod \
            --selector=app.kubernetes.io/component=controller \
            --timeout=300s
    fi

    print_success "Development environment ready"
}

# Start Skaffold development mode
start_skaffold_dev() {
    print_status "Starting Skaffold development mode..."

    print_warning "Starting continuous development mode with Skaffold..."
    print_warning "This will:"
    echo "  - Build all Docker images automatically"
    echo "  - Deploy to your Kind cluster"
    echo "  - Watch for file changes and auto-rebuild"
    echo "  - Stream logs from all services"
    echo ""
    print_warning "Press Ctrl+C to stop and clean up"
    echo ""

    # Start Skaffold in development mode
    skaffold dev --profile=dev
}

# Display information
display_info() {
    print_success "🎉 Skaffold development environment ready!"
    echo ""
    echo "Next steps:"
    echo "  1. Add hosts entries (if not done already):"
    echo "     sudo tee -a /etc/hosts << EOF"
    echo "     127.0.0.1 bakery-ia.local"
    echo "     127.0.0.1 api.bakery-ia.local"
    echo "     127.0.0.1 monitoring.bakery-ia.local"
    echo "     EOF"
    echo ""
    echo "  2. Access your application:"
    echo "     🌐 Frontend: http://bakery-ia.local"
    echo "     🔗 API: http://api.bakery-ia.local"
    echo ""
    echo "  3. For HTTPS support, run: ./setup-https.sh"
    echo ""
    echo "Useful commands:"
    echo "  📋 Check pods: kubectl get pods -n bakery-ia"
    echo "  📝 View logs: kubectl logs -f deployment/<service-name> -n bakery-ia"
    echo "  🧹 Clean up: skaffold delete"
}

# Main execution
main() {
    check_prerequisites
    setup_dev_environment
    display_info
    start_skaffold_dev
}

# Run main function
main "$@"