/**
 * 智能空调类
 * 实现了Device和TemperatureAdjustable接口
 */
public class SmartAirConditioner implements Device, TemperatureAdjustable {
    private String name;
    private boolean on;
    private int temperature;
    private final int minTemp = 16;
    private final int maxTemp = 30;
    
    public SmartAirConditioner(String name) {
        this.name = name;
        this.on = false;
        this.temperature = 25; // 默认温度25度
    }
    
    @Override
    public String getName() {
        return name;
    }
    
    @Override
    public void turnOn() {
        if (!on) {
            on = true;
            System.out.println(name + " 空调已开启，当前温度: " + temperature + "°C");
        }
    }
    
    @Override
    public void turnOff() {
        if (on) {
            on = false;
            System.out.println(name + " 空调已关闭");
        }
    }
    
    @Override
    public boolean isOn() {
        return on;
    }
    
    @Override
    public void increaseTemperature(int degree) {
        if (on && temperature + degree <= maxTemp) {
            temperature += degree;
            System.out.println(name + " 温度已增加到: " + temperature + "°C");
        } else if (temperature + degree > maxTemp) {
            System.out.println(name + " 已达到最高温度: " + maxTemp + "°C");
            temperature = maxTemp;
        }
    }
    
    @Override
    public void decreaseTemperature(int degree) {
        if (on && temperature - degree >= minTemp) {
            temperature -= degree;
            System.out.println(name + " 温度已降低到: " + temperature + "°C");
        } else if (temperature - degree < minTemp) {
            System.out.println(name + " 已达到最低温度: " + minTemp + "°C");
            temperature = minTemp;
        }
    }
    
    @Override
    public void setTemperature(int temperature) {
        if (on) {
            if (temperature >= minTemp && temperature <= maxTemp) {
                this.temperature = temperature;
                System.out.println(name + " 温度已设置为: " + temperature + "°C");
            } else {
                System.out.println(name + " 温度超出范围，请设置在 " + minTemp + "-" + maxTemp + "°C 之间");
            }
        }
    }
    
    @Override
    public int getCurrentTemperature() {
        return temperature;
    }
}