Add trait.js

+const express = require('express');
+const app = express();
+const logger = require('morgan');
+const bodyParser = require('body-parser');
+const apiRouter = express.Router();
+const fs = require('fs');
+
+const traitsRawData = fs.readFileSync('data/json data/traits.json');
+const traitData = JSON.parse(traitsRawData);
+
+exports.traitFunction = function(req,res){
+    var responseBody = {};
+    const traitName = req.body["action"]["params"]["trait_name"];
+    console.log(traitName);
+    if (traitName == undefined){
+        var traitList = "";
+        for (var i = 0; i < traitData.length; ++i){
+                traitList += (traitData[i].name + '\n');     
+            };
+        responseBody = {
+            "version": "2.0",
+            "template": {
+                "outputs": [
+                    {
+                        "simpleText": {
+                            "text": "찾으시는 조합 이름을 입력하시면 해당 조합에 대한 정보를 확인할 수 있습니다!\n\n현재 존재하는 조합 목록 :\n" + traitList
+        
+                        }
+                    }
+                ]
+            }
+        }
+        res.status(200).send(responseBody);
+    }
+
+    else{
+        var index = 0;
+        for (index; index < traitData.length; ++index){
+            if(traitData[index].name == traitName){
+                break;
+            }
+          };
+        console.log(traitData[index].sets);
+
+        var traitPictureName = "";
+        if (traitData[index].key.substr(0,5) == "Set3_"){
+            traitPictureName = traitData[index].key.substr(5).toLowerCase();
+        }
+        else{
+            traitPictureName = traitData[index].key.toLowerCase();
+        }
+        console.log(traitPictureName);
+        var traitinfo = "시너지 효과 : " + traitData[index].description + "\n";
+        for (var i = 0; i < traitData[index].sets.length; ++i){
+            traitinfo += (traitData[index].sets[i].min + "인 이상 " + traitData[index].sets[i].effect + '\n');
+        }
+
+        
+      responseBody = {
+        "version": "2.0",
+        "template": {
+          "outputs": [
+            {
+              "basicCard": {
+                "title": traitName,
+                "description": traitinfo,
+                "thumbnail": {
+                  "imageUrl": "http://tft-helper.tk:23023/static/traits/" + traitPictureName + ".png"
+                },
+                "buttons":[
+                    {
+                        "action": "block",
+                        "label": "메뉴로 돌아가기",
+                        "blockId": "5ee0eef3e0d4e2000176b3f7"
+                    }
+                ]
+            }
+               
+            }
+            
+          ]
+        }
+      }
+      res.status(200).send(responseBody);
+    }
+}