package com.qxueyou.scc.stucontroller;

import java.util.*;
import java.util.concurrent.TimeUnit;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.qxueyou.scc.base.dao.CommonDAO;
import com.qxueyou.scc.base.model.Pager;
import com.qxueyou.scc.config.IpUtils;
import com.qxueyou.scc.sdk.MTCloud;
import com.qxueyou.scc.teach.live.model.AccessLog;
import com.qxueyou.scc.teach.live.utils.RedisCache;
import com.qxueyou.scc.teach.student.model.StuStudent;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import com.qxueyou.scc.admin.classes.model.ClsClass;
import com.qxueyou.scc.admin.classes.service.IClassService;
import com.qxueyou.scc.base.model.Result;
import com.qxueyou.scc.base.util.ClientUtils;
import com.qxueyou.scc.base.util.CollectionUtils;
import com.qxueyou.scc.base.util.QBeanUtils;
import com.qxueyou.scc.teach.live.dao.MediaLiveDAO;
import com.qxueyou.scc.teach.live.model.MediaVideoLive;
import com.qxueyou.scc.teach.live.service.IMediaLiveService;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;

import javax.servlet.http.HttpServletRequest;

@Slf4j
@Api(tags="直播接口-学员端")
@RestController
@CrossOrigin
@RequestMapping(value = "/stu/live")
public class StuLiveController {
	
	@Autowired
	IClassService classService;
	
	@Autowired
	IMediaLiveService liveService;
	
	@Autowired
	MediaLiveDAO dao;

	@Autowired
	RedisCache redisCache;

	@Autowired
	CommonDAO commonDAO;
	
	private final static short[] PUBLIC_LIVE_STATUS = new short[] {
			MediaVideoLive.STATUS_LIVE_LIVE,MediaVideoLive.STATUS_LIVE_PAUSE,
			MediaVideoLive.STATUS_LIVE_STOP,MediaVideoLive.STATUS_LIVE_REVIEW
	};
	
	/**
	 * 获取直播列表
	 * @param classId 班级id
	 * @return
	 */
	@ApiOperation(value = "获取直播列表", notes = "")
    @ApiImplicitParams({
        @ApiImplicitParam(name = "classId", value = "班级id", required = true, paramType="query", dataType = "String"),
        @ApiImplicitParam(name = "status", value = "直播状态（2正在直播，5直播中的暂停状态，9停止直播，3回放）", required = true, paramType="query", dataType = "String"),
    })
	@GetMapping(value = "list")
	public Result list(String classId, Short status) {
		short[] _status = null;
		if(status == null || status == 0) {
			_status = PUBLIC_LIVE_STATUS;
		}else {
			_status = new short[]{status};
		}
		
		List<String> liveIds = getLiveIdLst(StringUtils.isEmpty(classId)?ClientUtils.getClassId():classId);

		List<MediaVideoLive> lives = liveService.readByStatus(liveIds,_status);
		
		List<Map<String,Object>> lst =QBeanUtils.listBean2ListMap(lives, CollectionUtils.newStringMap(
				"creator","creator",
				"startTime","startTime",
				"endTime","endTime",
				"updateTime","lastUpdateTime",
				"videoLiveId","videoLiveId",
				"name","name",
				"status","status",
				"hlsPullUrl","hlsPullUrl",
				"previewImgUrl","imgPath"
				));
		
		//添加聊天室id
		if(lst!=null && lst.size()>0){
			for(Map<String,Object> map:lst) {
				map.put("chatroomId", dao.getChatRoomId((String)map.get("videoLiveId")));
			}	
		}
		
		return new Result(true, "success", CollectionUtils.newObjectMap("liveCount", lst==null?0:lst.size(), "liveLst",lst));
	}

	/**
	 * 获取直播id
	 * @param classId
	 * @return
	 */
	private List<String> getLiveIdLst(String classId) {
		List<String> liveIds = new ArrayList<String>(5);

		//获取班级列表及班级所在直播列表
		if(StringUtils.isNotEmpty(classId)) {
			liveIds = dao.getClassLives(classId);
		}else { //查询学员所在的全部班级
			List<ClsClass> clsLst = classService.listMyClass();
			Set<String> ids = new HashSet<String>();
			for(ClsClass cls:clsLst) {
				ids.addAll(dao.getClassLives(cls.getClassId()));
			}
			liveIds.addAll(ids);
		}
		return liveIds;
	}
	
	/**
	 * 查看直播明细
	 * @param couresId 直播id
	 * @return
	 */
	@GetMapping(value = "view")
	public Result view(String couresId, String userId, String userName, String logId, HttpServletRequest request) throws Exception {
		String redisLiveUrl = redisCache.getCacheObject("LIVE_URL" + userId);
		AccessLog accessLog=new AccessLog();
		if(StringUtils.isEmpty(logId)){
			String ip = IpUtils.getIpAddr(request);
			String cityInfo = null;
			try {
				cityInfo = IpUtils.getCityInfo(ip);
			} catch (Exception e) {
				log.error("获取ip归属地信息失败！");
			}
			accessLog.setCourseId(couresId);
			accessLog.setEnterTime(new Date());
			accessLog.setType("guangxi");
			accessLog.setName(userName);
			accessLog.setIp(ip);
			accessLog.setIpAttribution(cityInfo);
			accessLog.setCreateTime(new Date());
			accessLog.setUpdateTime(new Date());
			commonDAO.save(accessLog);
		}
		if (!StringUtils.isEmpty(redisLiveUrl)){
			return new Result(true, "success",CollectionUtils.newObjectMap("url",redisLiveUrl,"log",accessLog.getLogId()));
		}
		MTCloud client = new MTCloud();
		String userRole = null;
		HashMap<Object,Object> options = new HashMap<Object, Object>();
		if(userId.equals("")){
			userId= randomId();
		}
        if(userName.equals("") || userName==null){
            userName= "游客";
            userRole=MTCloud.ROLE_GUEST;
        }else {
			userRole=MTCloud.ROLE_USER;
		}
		options.put("ssl", false);
		String res = client.courseAccess(couresId,userId,userName,userRole, 10000, options);

		JSONObject jsonObject = JSON.parseObject(res);

		if(jsonObject.getString("code").equals("0")){
			JSONObject data = jsonObject.getJSONObject("data");
			String liveUrl = (String) data.get("liveUrl");
			StringBuffer redisLiveKey = new StringBuffer("LIVE_URL");
			redisLiveKey.append(userId);
			redisCache.setCacheObject(redisLiveKey.toString(),liveUrl,5, TimeUnit.MINUTES);
			return new Result(true, "success",CollectionUtils.newObjectMap("url",liveUrl,"log",accessLog.getLogId()));
		}

		return new Result(false, jsonObject.getString("msg"));
	}

	@ApiOperation(value = "离开路演直播间")
	@GetMapping(value = "leaveRoadShow")
	public Result enterIntoRoadShow(String logId)  {
//		System.out.println(logId);
		if(!StringUtils.isEmpty(logId)){
			StringBuffer hql=new StringBuffer("from AccessLog where logId=?");
			List<Object> args = CollectionUtils.newList(logId);
			AccessLog accessLogs = commonDAO.findUnique(hql.toString(), args, AccessLog.class);
//			System.out.println(accessLogs);
			accessLogs.setLeaveTime(new Date());
			accessLogs.setUpdateTime(new Date());
			commonDAO.update(accessLogs);
			return new Result(true,"退出成功");
		}
		return new Result(false,"logId不能为空");
	}


	public  String randomId() {
			Random random=new Random();
			String str="";
			for (int i = 0; i <12; i++) {
				if(i==0){
					//首位不能为0且数字取值区间为 [1,9]
					str+=(random.nextInt(9)+1);
				}else{
					//其余位的数字的取值区间为 [0,9]
					str+=random.nextInt(10);
				}
			}
			return str;
		}


}