package com.yihu.hos.services;

import com.mongodb.*;
import com.yihu.hos.core.datatype.DateUtil;
import com.yihu.hos.web.framework.model.ActionResult;
import com.yihu.hos.web.framework.model.Result;
import org.json.JSONArray;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoOperations;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.stereotype.Service;

/**
 * Created by chenweida on 2016/1/27.
 */
@Service("ServerEnvironmentService")
public class ServerEnvironmentService {
    public static final String BEAN_ID = "ServerEnvironmentService";
    public static final String envHealth = "envHealth";

    @Autowired
    private MongoOperations mongoOperations;

    @Autowired
    private Mongo mongo;

//    public Result mapReduce(String beginTime, String endTime) {
//        DBCollection businessLogDB = mongoOperations.getCollection(mongoOperations
//                .getCollectionName(BusinessLog.class));
//
//        String map = "function(){emit(this.breadcrumbId, this.fireTime);}";
//        String reduce = "function(key, values){ return values[0];}";
//        String out = reduceTableName;
//        BasicDBObject queryObject = new BasicDBObject().append(QueryOperators.AND,
//                new BasicDBObject[]{
//                        new BasicDBObject().append("fireTime",
//                            new BasicDBObject().append(QueryOperators.GTE, DateUtil.toTimestamp(beginTime))),
//                        new BasicDBObject().append("fireTime",
//                                new BasicDBObject().append(QueryOperators.LT, DateUtil.toTimestamp(endTime)))});
//
//        MapReduceOutput mapReduceOutput = businessLogDB.mapReduce(map,
//                reduce.toString(), out, queryObject);
//        DBCollection resultColl = mapReduceOutput.getOutputCollection();
//        DBCursor cursor = resultColl.find();
//        String result = "";
//
//        while (cursor.hasNext()) {
//            result += cursor.next();
//        }
//        return Result.success(result);
//    }
//
//    public JSONObject aggregate(String beginTime, String endTime) {
//        DBCollection reduceDB = mongoOperations.getCollection(mongoOperations
//                .getCollectionName(ReduceResult.class));
//        BasicDBObject queryObject = new BasicDBObject().append(QueryOperators.AND,
//                new BasicDBObject[]{
//                        new BasicDBObject().append("value",
//                                new BasicDBObject().append(QueryOperators.GTE, DateUtil.toTimestamp(beginTime))),
//                        new BasicDBObject().append("value",
//                                new BasicDBObject().append(QueryOperators.LT, DateUtil.toTimestamp(endTime)))});
//
//        DBObject match = new BasicDBObject("$match", queryObject);
//
//        // Now the $group operation
//        DBObject groupFields = new BasicDBObject( "_id", new BasicDBObject("$minute", "$value"));
//        groupFields.put("pv", new BasicDBObject( "$sum", 1));
//        DBObject group = new BasicDBObject("$group", groupFields);
//
//        // build the $sort operation
//        DBObject sortFields =  new BasicDBObject( "_id", 1);
//        DBObject sort = new BasicDBObject("$sort", sortFields );
//        // run aggregation
//        AggregationOutput output = reduceDB.aggregate(match, group, sort);
//        String result = "";
//        for (DBObject dbObject : output.results()) {
//            result += dbObject.toString();
//        }
//        JSONObject jsonObject = new JSONObject(result);
//        return jsonObject;
//    }


    public Result getMonitorInfo(String table,String beginTime, String endTime) {
        mongoOperations = new MongoTemplate(mongo, envHealth);
        DBCollection envCollection = mongoOperations.getCollection(table);
        BasicDBObject queryObject = new BasicDBObject().append(QueryOperators.AND,
                new BasicDBObject[]{
                        new BasicDBObject().append("create_time",
                                new BasicDBObject().append(QueryOperators.GTE, DateUtil.toTimestamp(beginTime))),
                        new BasicDBObject().append("create_time",
                                new BasicDBObject().append(QueryOperators.LT, DateUtil.toTimestamp(endTime)))});

        JSONArray result = new JSONArray();
        DBCursor cursor = envCollection.find(queryObject);
        while(cursor.hasNext()) {
            DBObject dbObject = cursor.next();
            dbObject.removeField("_id");
            result.put(dbObject);
            System.out.println(dbObject.toString());
        }

        ActionResult actionResult = new ActionResult();
        actionResult.setData(result);
        return actionResult;
    }






}
