remove duplication of list

@@ -11,9 +11,52 @@ let ANIMAL_INFO_API_KEY = process.env.REACT_APP_API_KEY;
 let user_gu;
 let user_latitude;
 let user_longitude;
-let hospital_list = [];
+//let hospital_list = [];
+
+// function list_print(res, menu_encode, gu_select_encode){
+//   //api
+//   let pet_url = `http://api.kcisa.kr/openapi/service/rest/convergence2019/getConver03?serviceKey=${ANIMAL_INFO_API_KEY}&numOfRows=100&pageNo=1&keyword=${menu_encode}&where=${gu_select_encode}`;
+//   request(pet_url, function(err, response, body){
+//     if(err) {
+//       console.log(`err => ${err}`)
+//     }
+//     else {
+//       if(res.statusCode == 200) {
+//         var result = convert.xml2json(body, {compact: true, spaces: 4});
+//         var petJson = JSON.parse(result)
+//         var itemList = petJson.response.body.items;
+//         var numRows = itemList.item.length; //개수
+//         for (i=0; i<numRows; i++){
+//           // state 정상인 것만 추리기
+//           if (itemList.item[i].state._text == '정상'){ 
+//             hospital_list.push(itemList.item[i]);
+//           }
+//         }
+        
+//         //테스트용 console.log
+//         var titles = '';
+//         for(i=0; i<hospital_list.length; i++){
+//           titles = titles+hospital_list[i].title._text+'\n';
+//         }
+//         console.log(titles);            
+//     }
+//   }
+//     res.render('result', { category: 'hospital', titles: titles, hospital_list: hospital_list });
+//        });
+// }
+
+router.post('/hospital', function(req, res){
+  //gu 받아오기
+  var body = req.body;
+  var gu_select = body.user_gu;
+  var menu = '동물병원';
+
+  // encoding for url
+  var menu_encode = urlencode(menu);
+  var gu_select_encode = urlencode(gu_select);
+   
+  //list_print(res, menu_encode, gu_select_encode);
 
-function list_print(res, menu_encode, gu_select_encode){
   //api
   let pet_url = `http://api.kcisa.kr/openapi/service/rest/convergence2019/getConver03?serviceKey=${ANIMAL_INFO_API_KEY}&numOfRows=100&pageNo=1&keyword=${menu_encode}&where=${gu_select_encode}`;
   request(pet_url, function(err, response, body){
@@ -22,6 +65,9 @@ function list_print(res, menu_encode, gu_select_encode){
     }
     else {
       if(res.statusCode == 200) {
+        var hospital_list = []; //얘를 전역으로 선언해서 중복이 발생했던 거였어요 ㅠ
+        var titles = '';
+
         var result = convert.xml2json(body, {compact: true, spaces: 4});
         var petJson = JSON.parse(result)
         var itemList = petJson.response.body.items;
@@ -34,7 +80,6 @@ function list_print(res, menu_encode, gu_select_encode){
         }
         
         //테스트용 console.log
-        var titles = '';
         for(i=0; i<hospital_list.length; i++){
           titles = titles+hospital_list[i].title._text+'\n';
         }
@@ -42,50 +87,7 @@ function list_print(res, menu_encode, gu_select_encode){
     }
   }
     res.render('result', { category: 'hospital', titles: titles, hospital_list: hospital_list });
-       });
-}
-
-router.post('/hospital', function(req, res){
-  //gu 받아오기
-  var body = req.body;
-  var gu_select = body.user_gu;
-  var menu = '동물병원';
-
-  // encoding for url
-  var menu_encode = urlencode(menu);
-  var gu_select_encode = urlencode(gu_select);
-   
-  list_print(res, menu_encode, gu_select_encode);
-
-  // //api
-  // let pet_url = `http://api.kcisa.kr/openapi/service/rest/convergence2019/getConver03?serviceKey=${ANIMAL_INFO_API_KEY}&numOfRows=100&pageNo=1&keyword=${menu_encode}&where=${gu_select_encode}`;
-  // request(pet_url, function(err, response, body){
-  //   if(err) {
-  //     console.log(`err => ${err}`)
-  //   }
-  //   else {
-  //     if(res.statusCode == 200) {
-  //       var result = convert.xml2json(body, {compact: true, spaces: 4});
-  //       var petJson = JSON.parse(result)
-  //       var itemList = petJson.response.body.items;
-  //       var numRows = itemList.item.length; //개수
-  //       for (i=0; i<numRows; i++){
-  //         // state 정상인 것만 추리기
-  //         if (itemList.item[i].state._text == '정상'){ 
-  //           hospital_list.push(itemList.item[i]);
-  //         }
-  //       }
-        
-  //       //테스트용 console.log
-  //       var titles = '';
-  //       for(i=0; i<hospital_list.length; i++){
-  //         titles = titles+hospital_list[i].title._text+'\n';
-  //       }
-  //       console.log(titles);            
-  //   }
-  // }
-  //   res.render('result', { category: 'hospital', titles: titles, hospital_list: hospital_list });
-  //      })
+       })
  });
 
  module.exports = router;
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