package heimablog.bank;

import java.util.Random;
import java.util.concurrent.Executors;
import java.util.logging.Logger;

public class ServiceWindow {
	private static Logger logger = Logger.getLogger("heimablog.bank");
	private CustomerTypes type = CustomerTypes.COMMON;
	private int windowId = 1;
	
	public CustomerTypes getType() {
		return type;
	}
	public void setType(CustomerTypes type) {
		this.type = type;
	}
	public void setWindowId(int windowId) {
		this.windowId = windowId;
	}
	
	public void start(){
		Executors.newSingleThreadExecutor().execute(new Runnable() {
			
			@Override
			public void run() {
				while (true) {
					switch (type) {
					case COMMON:
						commonService();
						break;
					case EXPRESS:
						expressService();
						break;
					case VIP:
						vipService();
						break;
					}
				}
			}
		});
	}
	
	private void commonService() {
		String windowName = "第 " + windowId + " 號 " + type + " 視窗";
		System.out.println(windowName + "開始獲取 普通 任務-->");
		Integer number = NumberMachine.getInstance().getCommonManager().fetchServiceNumber();
		if (number != null) {
			System.out.println(windowName + "開始為第" + number + "號" + "普通客戶服務~~~");
			long beginTime = System.currentTimeMillis();
			int maxRand = Constants.MAX_SERVER_TIME - Constants.MIN_SERVER_TIME;
			long serverTime = new Random().nextInt(maxRand) + 1 + Constants.MIN_SERVER_TIME;
			try {
				Thread.sleep(serverTime);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			long endTime = System.currentTimeMillis();
			long costTime = endTime -beginTime;
			System.out.println(windowName + "完成為第" + number + "號" + "普通" + "客戶服務，總共耗時" + costTime/1000 + "秒！");
		}else {
			System.out.println(windowName + "沒有取到普通任務，正在空閒一秒！");
			try {
				Thread.sleep(1000);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
		}
	}
	
	private void expressService() {
		Integer number = NumberMachine.getInstance().getExpressManager().fetchServiceNumber();
		String windowName = "第 " + windowId + " 號 " + type + " 視窗";
		System.out.println(windowName + "開始獲取快速任務--->");
		if (number != null) {
			System.out.println(windowName + "開始為第" + number + "號"  + "快速客戶服務~~~");
			long beginTime = System.currentTimeMillis();
			long serverTime = Constants.MIN_SERVER_TIME;
			try {
				Thread.sleep(serverTime);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			long endTime = System.currentTimeMillis();
			long costTime = endTime -beginTime;
			System.out.println(windowName + "完成為第" + number + "號" + "快速客戶服務，總共耗時" + costTime/1000 +"秒!");
		}else {
			System.out.println(windowName + "沒有獲取到 express 任務，獲取 common 任務！");
			commonService();
		}
	}
	
	private void vipService() {
		Integer number = NumberMachine.getInstance().getVipManager().fetchServiceNumber();
		String windowName = "第 " + windowId + " 號 " + type + " 視窗";
		System.out.println(windowName + "開始獲取VIP任務--->");
		if (number != null) {
			System.out.println(windowName + "開始為第" + number + "個號"  + "VIP客戶服務~~~");
			long beginTime = System.currentTimeMillis();
			int maxRand = Constants.MAX_SERVER_TIME - Constants.MIN_SERVER_TIME;
			long serverTime = new Random().nextInt(maxRand) + 1 + Constants.MIN_SERVER_TIME;
			try {
				Thread.sleep(serverTime);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			long endTime = System.currentTimeMillis();
			long costTime = endTime -beginTime;
			System.out.println(windowName + "完成為第" + number + "號"  + "VIP客戶服務，總共耗時" + costTime/1000 + "秒！");
		}else {
			System.out.println(windowName + "沒有獲取到 VIP 任務，獲取 common 任務！");
			commonService();
		}
	}
}