package com.car.service;

import com.car.model.*;

/**
 * 汽车维修系统类 - 展示组合关系中部件的更换和维修
 */
public class CarRepairSystem {
    
    /**
     * 维修汽车
     * @param car 需要维修的汽车
     */
    public void repairCar(Car car) {
        System.out.println("Starting repair for " + car.getBrand() + " " + car.getModel() + "...");
        
        // 运行诊断
        boolean diagnosticsResult = car.runDiagnostics();
        
        if (!diagnosticsResult) {
            System.out.println("Repairing detected issues...");
            // 这里可以添加具体的维修逻辑
            fixCommonIssues(car);
            System.out.println("Basic repairs completed. Running final diagnostics...");
            car.runDiagnostics();
        } else {
            System.out.println("No issues detected. Car is in good condition.");
        }
        
        System.out.println("Repair service completed.");
    }
    
    /**
     * 更换汽车部件
     * @param car 汽车对象
     * @param partType 部件类型
     * @param partIndex 部件索引（多部件时使用）
     */
    public void replacePart(Car car, String partType, int partIndex) {
        switch (partType.toLowerCase()) {
            case "steeringwheel":
                car.replaceSteeringWheel(new SteeringWheel("Premium Leather", "370mm", true));
                System.out.println("Replaced steering wheel with premium leather version.");
                break;
            case "seat":
                if (car.replaceSeat(partIndex, new Seat(
                        partIndex == 0 ? "Driver" : "Passenger",
                        "Memory Foam Leather",
                        true,
                        true))) {
                    System.out.println("Seat replaced successfully.");
                } else {
                    System.out.println("Invalid seat position.");
                }
                break;
            case "wheel":
                if (car.replaceWheel(partIndex, new Wheel("19 inch", "All-season Performance", 32))) {
                    System.out.println("Wheel replaced successfully.");
                } else {
                    System.out.println("Invalid wheel position.");
                }
                break;
            case "engine":
                car.setEngine(new Engine("V8", 450, 5.0, 8));
                System.out.println("Engine replaced with V8 performance engine.");
                break;
            case "transmission":
                car.setTransmission(new Transmission("Dual Clutch", 8, true));
                System.out.println("Transmission replaced with dual-clutch system.");
                break;
            case "ecu":
                ElectronicSystem es = car.getElectronicSystem();
                if (es.replaceECU(partIndex, new ElectronicControlUnit(
                        "Upgraded ECU", 
                        "Enhanced performance control"))) {
                    System.out.println("ECU replaced successfully.");
                } else {
                    System.out.println("Invalid ECU index.");
                }
                break;
            default:
                System.out.println("Unknown part type: " + partType);
        }
    }
    
    /**
     * 检查和维修引擎活塞
     * @param car 汽车对象
     * @param pistonIndex 活塞索引
     */
    public void repairEnginePiston(Car car, int pistonIndex) {
        Engine engine = car.getEngine();
        if (engine.replacePiston(pistonIndex, new Piston(86, 89, "High-strength Aluminum", 11))) {
            System.out.println("Engine piston " + pistonIndex + " replaced with high-performance version.");
        } else {
            System.out.println("Invalid piston index.");
        }
    }
    
    /**
     * 修复常见问题
     * @param car 汽车对象
     */
    private void fixCommonIssues(Car car) {
        // 修复轮胎气压
        for (int i = 0; i < car.getWheels().size(); i++) {
            Wheel wheel = car.getWheels().get(i);
            wheel.setPressure(32); // 设置标准气压
            System.out.println("Adjusted wheel " + i + " pressure to standard level.");
        }
        
        // 重置电子系统
        ElectronicSystem es = car.getElectronicSystem();
        for (ElectronicControlUnit ecu : es.getEcuList()) {
            if (!ecu.isOperational()) {
                ecu.reset();
            }
        }
    }
    
    /**
     * 执行定期保养
     * @param car 汽车对象
     */
    public void performMaintenance(Car car) {
        System.out.println("Performing scheduled maintenance for " + car.getBrand() + " " + car.getModel());
        
        // 检查并调整所有系统
        System.out.println("- Checking engine oil level");
        System.out.println("- Checking coolant level");
        System.out.println("- Checking brake fluid");
        System.out.println("- Inspecting tires");
        System.out.println("- Lubricating moving parts");
        
        // 运行完整诊断
        car.runDiagnostics();
        
        System.out.println("Maintenance completed successfully.");
    }
}