#!/bin/bash
# =============================================================================
# Development Helper Script
# ISEM Workspace - Multi-project development tool
# =============================================================================

set -e

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

# Workspace root
WORKSPACE_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"

# =============================================================================
# Helper Functions
# =============================================================================

print_header() {
    echo -e "${BLUE}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
    echo -e "${BLUE}  $1${NC}"
    echo -e "${BLUE}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
}

print_success() {
    echo -e "${GREEN}✓ $1${NC}"
}

print_warning() {
    echo -e "${YELLOW}⚠ $1${NC}"
}

print_error() {
    echo -e "${RED}✗ $1${NC}"
}

print_info() {
    echo -e "${BLUE}ℹ $1${NC}"
}

# =============================================================================
# Commands
# =============================================================================

cmd_help() {
    print_header "ISEM Workspace Developer Tools"
    echo ""
    echo "Usage: ./dev.sh <command> [options]"
    echo ""
    echo "Commands:"
    echo "  status          Show status of all projects"
    echo "  start <project> Start development server for a project"
    echo "  stop <project>  Stop development server"
    echo "  build <project> Build a project"
    echo "  test <project>  Run tests for a project"
    echo "  lint <project>  Lint a project"
    echo "  install         Install all dependencies"
    echo "  docker-up       Start all Docker services"
    echo "  docker-down     Stop all Docker services"
    echo "  db-reset        Reset development databases"
    echo "  ports           Show port usage"
    echo ""
    echo "Projects:"
    echo "  gamilit         Gamilit platform (backend + frontend)"
    echo "  trading         Trading Platform (all services)"
    echo "  erp-core        ERP Core"
    echo "  mecanicas       Mecánicas Diesel vertical"
    echo "  all             All projects"
    echo ""
    echo "Examples:"
    echo "  ./dev.sh start gamilit"
    echo "  ./dev.sh build trading"
    echo "  ./dev.sh docker-up"
}

cmd_status() {
    print_header "Workspace Status"

    echo ""
    echo "📦 Projects:"
    echo ""

    # Gamilit
    if [ -d "$WORKSPACE_ROOT/projects/gamilit" ]; then
        echo -e "  ${GREEN}●${NC} Gamilit"
        if [ -f "$WORKSPACE_ROOT/projects/gamilit/apps/backend/package.json" ]; then
            echo "      Backend: $(cd $WORKSPACE_ROOT/projects/gamilit/apps/backend && node -p "require('./package.json').version" 2>/dev/null || echo 'N/A')"
        fi
    fi

    # Trading Platform
    if [ -d "$WORKSPACE_ROOT/projects/trading-platform" ]; then
        echo -e "  ${GREEN}●${NC} Trading Platform"
        echo "      Apps: backend, frontend, data-service, trading-agents, llm-agent"
    fi

    # ERP Suite
    if [ -d "$WORKSPACE_ROOT/projects/erp-suite" ]; then
        echo -e "  ${GREEN}●${NC} ERP Suite"
        echo "      Verticales: mecanicas-diesel, construccion, clinicas, retail, vidrio-templado"
    fi

    echo ""
    echo "🔌 Port Assignments:"
    cmd_ports_internal
}

cmd_ports() {
    print_header "Port Usage"
    cmd_ports_internal
}

cmd_ports_internal() {
    echo ""
    echo "  Gamilit:"
    echo "    Backend:  3000"
    echo "    Frontend: 5173"
    echo "    Database: 5432"
    echo ""
    echo "  Trading Platform:"
    echo "    Backend:  3001"
    echo "    Frontend: 5174"
    echo "    Data Service: 8001"
    echo "    Trading Agents: 8002"
    echo "    LLM Agent: 8003"
    echo "    Database: 5433"
    echo ""
    echo "  ERP Suite:"
    echo "    ERP Core Backend: 3010"
    echo "    ERP Core Frontend: 5175"
    echo "    Mecánicas Backend: 3011"
    echo "    Construcción Backend: 3012"
    echo "    Database: 5434"
}

cmd_start() {
    local project=$1

    case $project in
        gamilit)
            print_header "Starting Gamilit"
            cd "$WORKSPACE_ROOT/projects/gamilit"
            npm run dev
            ;;
        trading)
            print_header "Starting Trading Platform"
            cd "$WORKSPACE_ROOT/projects/trading-platform"
            docker-compose up -d
            ;;
        erp-core)
            print_header "Starting ERP Core"
            cd "$WORKSPACE_ROOT/projects/erp-suite/apps/erp-core/backend"
            npm run dev
            ;;
        mecanicas)
            print_header "Starting Mecánicas Diesel"
            cd "$WORKSPACE_ROOT/projects/erp-suite/apps/verticales/mecanicas-diesel/backend"
            npm run dev
            ;;
        *)
            print_error "Unknown project: $project"
            echo "Available: gamilit, trading, erp-core, mecanicas"
            exit 1
            ;;
    esac
}

cmd_build() {
    local project=$1

    case $project in
        gamilit)
            print_header "Building Gamilit"
            cd "$WORKSPACE_ROOT/projects/gamilit/apps/backend"
            npm run build
            cd "$WORKSPACE_ROOT/projects/gamilit/apps/frontend"
            npm run build
            print_success "Gamilit built successfully"
            ;;
        trading)
            print_header "Building Trading Platform"
            cd "$WORKSPACE_ROOT/projects/trading-platform/apps/backend"
            npm run build
            cd "$WORKSPACE_ROOT/projects/trading-platform/apps/frontend"
            npm run build
            print_success "Trading Platform built successfully"
            ;;
        all)
            cmd_build gamilit
            cmd_build trading
            ;;
        *)
            print_error "Unknown project: $project"
            exit 1
            ;;
    esac
}

cmd_install() {
    print_header "Installing Dependencies"

    # Core modules
    if [ -f "$WORKSPACE_ROOT/core/modules/package.json" ]; then
        print_info "Installing core/modules..."
        cd "$WORKSPACE_ROOT/core/modules"
        npm install
    fi

    # Gamilit
    if [ -f "$WORKSPACE_ROOT/projects/gamilit/package.json" ]; then
        print_info "Installing Gamilit..."
        cd "$WORKSPACE_ROOT/projects/gamilit"
        npm install
    fi

    # Trading Platform
    for app in backend frontend; do
        if [ -f "$WORKSPACE_ROOT/projects/trading-platform/apps/$app/package.json" ]; then
            print_info "Installing Trading Platform $app..."
            cd "$WORKSPACE_ROOT/projects/trading-platform/apps/$app"
            npm install
        fi
    done

    # Data service (Python)
    if [ -f "$WORKSPACE_ROOT/projects/trading-platform/apps/data-service/requirements.txt" ]; then
        print_info "Installing Trading Platform data-service..."
        cd "$WORKSPACE_ROOT/projects/trading-platform/apps/data-service"
        pip install -r requirements.txt
    fi

    print_success "All dependencies installed"
}

cmd_docker_up() {
    print_header "Starting Docker Services"

    cd "$WORKSPACE_ROOT"

    # Start databases
    docker-compose -f docker-compose.yml up -d

    print_success "Docker services started"
    print_info "Run 'docker-compose logs -f' to see logs"
}

cmd_docker_down() {
    print_header "Stopping Docker Services"

    cd "$WORKSPACE_ROOT"
    docker-compose down

    print_success "Docker services stopped"
}

cmd_lint() {
    local project=$1

    case $project in
        gamilit)
            print_header "Linting Gamilit"
            cd "$WORKSPACE_ROOT/projects/gamilit/apps/backend"
            npm run lint
            cd "$WORKSPACE_ROOT/projects/gamilit/apps/frontend"
            npm run lint
            ;;
        trading)
            print_header "Linting Trading Platform"
            cd "$WORKSPACE_ROOT/projects/trading-platform/apps/backend"
            npm run lint
            cd "$WORKSPACE_ROOT/projects/trading-platform/apps/frontend"
            npm run lint
            ;;
        all)
            cmd_lint gamilit
            cmd_lint trading
            ;;
        *)
            print_error "Unknown project: $project"
            exit 1
            ;;
    esac

    print_success "Linting completed"
}

# =============================================================================
# Main
# =============================================================================

main() {
    local command=$1
    shift || true

    case $command in
        help|--help|-h|"")
            cmd_help
            ;;
        status)
            cmd_status
            ;;
        start)
            cmd_start "$@"
            ;;
        build)
            cmd_build "$@"
            ;;
        install)
            cmd_install
            ;;
        docker-up)
            cmd_docker_up
            ;;
        docker-down)
            cmd_docker_down
            ;;
        ports)
            cmd_ports
            ;;
        lint)
            cmd_lint "$@"
            ;;
        *)
            print_error "Unknown command: $command"
            cmd_help
            exit 1
            ;;
    esac
}

main "$@"