add concert function

@@ -5,7 +5,7 @@ const line = require('@line/bot-sdk');
 var request = require('request');
 var https=require('https');
 var http=require('http');
-/*
+
 const lex = require('greenlock-express').create({
   version: 'draft-11', // 버전2
   store: require('greenlock-store-fs'),
@@ -30,7 +30,7 @@ https.createServer(lex.httpsOptions, lex.middleware(app)).listen((process.env.SS
 http.createServer(lex.middleware(require('redirect-https')())).listen(process.env.PORT || 80,()=>{
         console.log("server on 80");
 });
-*/
+
 //번역 api_url
 var translate_api_url = 'https://openapi.naver.com/v1/papago/n2mt';
 
@@ -70,7 +70,7 @@ for(var i = 0; i < data_list.length; i++){
   }
 
 for(var i = 0; i < concert_list.length; i++){
-    console.log(i+1,') ',concert_list[i],'\n');
+    console.log(i+1,'. ',concert_list[i],'\n');
   }
 //콘서트 목록
 
@@ -102,41 +102,55 @@ function handleEvent(event) {
         console.log(showlist.text);
         client.replyMessage(event.replyToken, showlist).then(resolve).catch(reject);
     });
+
   }
+  else if(isNaN(event.message.text)){
+
+    var selectnum = (event.message.text*1);
 
-  var selectnum = 1;
-  var concert_name = concert_list[selectnum];
+    if(selectnum >=0 || selectnum <=27){
+      result.text = '목록에 존재하지 않는 콘서트입니다.';
+      client.replyMessage(event.replyToken, result).then(resolve).catch(reject);
+    }
+
+    return new Promise(function(resolve, reject){
+    var concert_name = concert_list[selectnum-1];
     var $ = cheerio.load(concert_name);
     var keyword = $.text();
     console.log(keyword);
-  //키워드 추출
   
-  var options = { method: 'GET',
+    var options = {method: 'GET',
     url: 'https://www.googleapis.com/youtube/v3/search',
-    qs: 
-     { key: 'AIzaSyB4b-n8SSv73CLDKvFigpLPYA6yWG2JQ9A',
+    qs: { key: 'AIzaSyB4b-n8SSv73CLDKvFigpLPYA6yWG2JQ9A',
           part: 'id',
-       maxResults: '3',
-       order: 'viewCount',
+          maxResults: '1',
+          order: 'relevance',
           q: keyword,
-       type: 'video'},
+          type: 'video'}
     };
-  //youtube api
+
+    var videourl = { type: 'url', label: '관련 영상', url:''};
     
     request(options, function(error,result,body){
       if(error) throw new Error(error);
 
-    //var temp = body.replace('{','');
-    //var temp = temp.replace('}','');
-    var temp1 = body.split(':');
+      var temp = body.split(':');
+      videourl.url += "https://www.youtube.com/watch?v=" + temp1[13].substr(2,11);
+    });
     
-    for(var i = 0; i < temp1.length; i++){
-      console.log(i,temp1[i],'\n');
-    }
+    console.log(videourl.url);
 
-    //console.log(temp1);
+    client.replyMessage(event.replyToken, videourl).then(resolve).catch(reject);
+  })};
+
+  app.post('/webhook', line.middleware(config), (req, res) => {
+    console.log(res.statusCode);
+      Promise
+        .all(req.body.events.map(handleEvent2))
+        .then((result) => res.json(result))
+        .catch((err)=>{console.log(err);
+        })
     });
-  //search on youtube
 
   return new Promise(function(resolve, reject) {
     //언어 감지 option