package com.moral.controller;

import static com.moral.common.util.RedisUtil.get;
import static com.moral.common.util.RedisUtil.hasKey;
import static com.moral.common.util.ResourceUtil.getValue;
import static com.moral.common.util.WebUtils.getParametersStartingWith;

import java.io.*;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;

import com.moral.common.xml.Version;
import org.apache.commons.net.ftp.FTPClient;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONReader;
import com.alibaba.fastjson.TypeReference;
import com.moral.common.bean.ResultBean;
import com.moral.common.util.ValidateUtil;
import com.moral.service.AccountService;
import com.moral.service.DataService;
import com.moral.service.DeviceService;
import com.moral.service.HistoryService;
import com.moral.service.MachineActivateService;
import org.xml.sax.InputSource;

/**
 * The Class ScreenController.大屏接口
 */
@RestController
@RequestMapping("screen")
@CrossOrigin(origins = "*", maxAge = 3600)
public class ScreenController {

	/** The screen service. */
	@Resource
	private HistoryService historyService;

	/** The account service. */
	@Resource
	private AccountService accountService;

	/** The device service. */
	@Resource
	private DeviceService deviceService;

	@Resource
	private DataService dataService;

	@Resource
	private MachineActivateService machineActivateService;

	/** The resource. */
	@Value(value = "classpath:system/alarmLevels.json")
	private org.springframework.core.io.Resource resource;

	/** The redis template. */
	@Resource
	private RedisTemplate<String, String> redisTemplate;

	/** The level key. */
	private String levelKey = "alarm_";

	/**
	 * Screen login. 大屏登录
	 * 
	 * @param request
	 *            the request
	 * @return the map
	 */
	@GetMapping("login")
	public Map<String, Object> screenLogin(HttpServletRequest request) {
		Map<String, Object> resultMap = new HashMap<String, Object>();
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		if (!(parameters.containsKey("account") && parameters.containsKey("password"))) {
			resultMap.put("msg", "用户名及密码不允许为空！");
			resultMap.put("accountId", -1);
		} else {
			resultMap = accountService.screenLogin(parameters);
		}
		return resultMap;
	}


	/**
	 * Gets the equipment states. 获取该账号下所有设备的状态
	 * 
	 * @param request
	 *            the request
	 * @return the equipment states
	 */
	@GetMapping("equipment-state")
	public Map<String, Object> getDeviceStatesByAccount(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		return deviceService.getDeviceStatesByAccount(parameters);
	}

	/**
	 * Gets the alarm levels. 获取报警配置
	 * 
	 * @param request
	 *            the request
	 * @return the alarm levels
	 */
	@SuppressWarnings("resource")
	@GetMapping("alarm-levels")
	public Map<String, Object> getAlarmLevels(HttpServletRequest request,String orgId) {
		Map<String, Object> result = new LinkedHashMap<String, Object>();
		String key = levelKey + orgId;
		try {
			if (hasKey(redisTemplate, key)) {
				String levelConfigStr = get(redisTemplate, key);
				result = JSON.parseObject(levelConfigStr, new TypeReference<Map<String, Object>>() {});
			} else {
				InputStreamReader reader = new InputStreamReader(resource.getInputStream());
				result = new JSONReader(reader).readObject(new TypeReference<LinkedHashMap<String, Object>>() {});
			}
			
		} catch (IOException e) {
			e.printStackTrace();
			result.put("msg", "系统错误，请联系管理员！原因如下：" + e.getMessage());
		}
		return result;
	}

	/**
	 * Gets the standard by sensor.获取某传感器标准值
	 *
	 * @param request
	 *            the request
	 * @return the standard by sensor
	 */
	@GetMapping("sensor-standard")
	public Map<String, Object> getStandardBySensor(@RequestParam("macKey") String macKey) {
		ValidateUtil.notEmpty(macKey, "param.is.null");
		Map<String, Object> result = new HashMap<String, Object>();
		result.put("standard", getValue(macKey + "-standard"));
		return result;
	}

	/**
	 * Gets the day AQI by sensor.设备昨日的AQI指标
	 *
	 * @param request
	 *            the request
	 * @return the day AQI by sensor
	 */
	@GetMapping("day-aqi")
	public Map<String, Object> getDayAQIByDevice(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		return dataService.getDayAQIByDevice(parameters);
	}

	/**
	 * Gets the average by all. 获取某账号某区域10分钟前到5分钟前所有传感器平均数值排名
	 * 
	 * @param request
	 *            the request
	 * @return the average by all
	 */
	@GetMapping("all-average")
	public Map<String, Object> getAllSensorAverageByDevice(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		return historyService.getAllSensorAverageByDevice(parameters);
	}

	/**
	 * Gets the average by sensor.某个传感器一小时内所有设备排名
	 *
	 * @param request
	 *            the request
	 * @return the average by sensor
	 */
	@GetMapping("sensor-average")
	public Map<String, Object> getDeviceRankingBySensorAverage(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		return historyService.getDeviceRankingBySensorAverage(parameters);
	}

	/**
	 * Gets the month average by sensor.设备传感器本月平均值
	 *
	 * @param request
	 *            the request
	 * @return the month average by sensor
	 */
	@GetMapping("month-sensor-average")
	public Map<String, Object> getMonthAverageBySensor(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		return historyService.getMonthAverageBySensor(parameters);
	}

	@GetMapping("check-activate")
	public ResultBean<Integer> checkActivate(String macCpuCode) {
		Integer result = machineActivateService.checkActivate(macCpuCode);
		return new ResultBean<Integer>(result);
	}

	@PostMapping("activate-machine")
	public ResultBean<Integer> activateMachine(HttpServletRequest request) {
		Map<String, Object> parameters = getParametersStartingWith(request, null);
		Integer result = machineActivateService.activateMachine(parameters);
		return new ResultBean<Integer>(result);
	}

	/*********************************************
	 * 大屏程序在线升级配置读取
	 *********************************************/
	private String fileName = "Version.xml";
	private String ip = "121.40.92.176";
	private String userName = "ftp_user";
	private String userPwd = "qwer1234";
	private int port = 21;
	private String path = "/";

	@RequestMapping(value = "/upgrade", method = RequestMethod.GET)
	public Version index() {
		Version version = new Version();
		FTPClient ftpClient = new FTPClient();
		try {
			ftpClient.connect(ip, port);
			ftpClient.login(userName, userPwd);
			ftpClient.changeWorkingDirectory(path);
			//ftpClient.enterRemotePassiveMode();
			ftpClient.enterLocalPassiveMode();
			InputStream ins = ftpClient.retrieveFileStream(fileName);
			BufferedReader reader = new BufferedReader(new InputStreamReader(ins,"utf-8"));
			String line;
			StringBuilder builder = new StringBuilder();
			while ((line = reader.readLine()) != null) {
				builder.append(line);
			}
			reader.close();
			if (ins != null) {
				ins.close();
			}
			ftpClient.getReply();
			String content = builder.toString();
			if(ftpClient.isConnected()) {
				ftpClient.logout();
				ftpClient.disconnect();
			}
			SAXReader saxReader = new SAXReader();
			Document document = saxReader.read(new InputSource(new ByteArrayInputStream(content.getBytes("utf-8"))));
			Element root = document.getRootElement();
			version.setVer(root.element("Ver").getText());
			version.setFileName(root.element("FileName").getText());
			version.setFileMD5Hash(root.element("FileMD5Hash").getText());
		} catch (Exception e) {
			e.printStackTrace();
		}
		return version;
	}
}