Get recent data automatically

@@ -32,13 +32,11 @@ app.set("view engine", "ejs");
 // To get today date by using Date
 function getTodayDate() {
   var today = new Date();
-
   var year = today.getFullYear();
   var month = ("0" + (today.getMonth() + 1)).slice(-2);
   var day = ("0" + today.getDate()).slice(-2);
-
   var dateString = year + "-" + month + "-" + day;
-
+  // return "2022-10-04"; // 테스트용 날짜를 입력하세요. 테스트가 끝나면 주석처리 하세요. ex) 2022-09-12, 2022-09-15, 2022-10-04
   return dateString;
 }
 
@@ -54,15 +52,15 @@ function getModifiedDate(locdate) {
 }
 
 // To get remaining days from locdate
-function getDate(dateName, locdate) {
+function getLeftDate(dateName, locdate) {
   var today = new Date(getTodayDate()); // today date
   var holiday = new Date(getModifiedDate(locdate)); // holiday date
   var diffDate = today.getTime() - holiday.getTime();
   var dday = Math.abs(diffDate / (1000 * 3600 * 24));
-  console.log(dateName + "까지 " + dday + "일 남았습니다.");
   return dday;
 }
 
+// To change parameter
 function changeParams(year, month, operation) {
   queryParams = "?" + "solYear" + "=" + year;
   queryParams += "&" + "solMonth" + "=" + month;
@@ -70,16 +68,16 @@ function changeParams(year, month, operation) {
   requestUrl = url + operation + queryParams;
 }
 
-// To initialize datas when calling webpage
-function init() {
-  // Intialize Year, Month
-  var date = getTodayDate().split("-");
-  year = date[0];
-  month = date[1];
-  operation = "getHoliDeInfo";
-  console.log(year, month);
-  changeParams(year, month, operation);
-  // Get data from holiday api
+// To check is this left holiday
+function cmpDate(date) {
+  var today = getTodayDate().replace(/\-/g, "");
+  if (Number(today) <= Number(date)) {
+    return true;
+  }
+}
+
+// To get data from holiday api by using parmas
+function getData() {
   request.get(requestUrl, (err, res, body) => {
     if (err) {
       console.log("err => " + err);
@@ -88,24 +86,18 @@ function init() {
         // Read url success
         var result = body;
         var xmlToJson = convert.xml2json(result, { compact: true, spaces: 4 });
-        console.log(result);
-        console.log(xmlToJson);
         fs.writeFileSync("holi.xml", result); // Create/Modify holi.xml
         fs.writeFileSync("holi.json", xmlToJson); // Create/Modify holi.json
         var parser = new xml2js.Parser();
         parser.parseString(result, function (err, res) {
-          console.log(res);
           text = JSON.stringify(res);
-          console.log(text);
           // Get dataName method
           dateName = [];
           var idx = text.indexOf("dateName", 0);
           while (idx != -1) {
-            console.log(idx);
             var start = text.indexOf("[", idx) + 2;
             var end = text.indexOf("]", idx) - 1;
             var tempStr = text.substring(start, end);
-            console.log(tempStr);
             dateName.push(tempStr);
             idx = text.indexOf("dateName", idx + 1);
           }
@@ -114,32 +106,71 @@ function init() {
           locdate = [];
           idx = text.indexOf("locdate", 0);
           while (idx != -1) {
-            console.log(idx);
             var start = text.indexOf("[", idx) + 2;
             var end = text.indexOf("]", idx) - 1;
             var tempStr = text.substring(start, end);
-            console.log(tempStr);
             locdate.push(tempStr);
             idx = text.indexOf("locdate", idx + 1);
           }
           console.log(locdate);
-          // Get date through locdate
           var holiArr = [];
           for (var i = 0; i < dateName.length; i++) {
-            holiArr.push(getDate(dateName[i], locdate[i]));
+            holiArr.push(getLeftDate(dateName[i], locdate[i]));
           }
-          // Create tempArr to save dateName and locdate at once
+          console.log(holiArr);
+          // Create tempArr to save dateName and locdate and leftDate at once
           tempArr = [];
-          tempArr.push(dateName);
-          tempArr.push(locdate);
-          tempArr.push(holiArr);
+          // To check left holiday
+          var check = false;
+          for (var i = 0; i < locdate.length; i++) {
+            if (cmpDate(locdate[i])) {
+              check = true;
+              tempArr.push(dateName[i]); // Get recent holiday name
+              tempArr.push(locdate[i]); // Get recent holiday date
+              tempArr.push(holiArr[i]); // Get leftDate through locdate
+              break;
+            }
+          }
           console.log(tempArr);
+          if (!check) {
+            // If there are no holidays left this month
+            console.log(
+              "이번 달에는 남은 공휴일이 없습니다. 다음달 데이터를 불러옵니다."
+            );
+            // Get next month data
+            month = String(Number(month) + 1).padStart(2, "0");
+            changeParams(year, month, operation);
+            getData();
+          }
+          console.log("* api로부터 데이터를 불러왔습니다.");
+          console.log("오늘의 날짜는", getTodayDate(), "입니다.");
+          console.log(
+            "가장 가까운 공휴일인 [" +
+              tempArr[0] +
+              "]의 날짜는 [" +
+              tempArr[1] +
+              "]이고, [" +
+              tempArr[2] +
+              "]일 남았습니다."
+          );
         });
       }
     }
   });
 }
 
+// To initialize datas when calling webpage
+function init() {
+  // Intialize Year, Month
+  var date = getTodayDate().split("-");
+  year = date[0];
+  month = date[1];
+  operation = "getHoliDeInfo";
+  changeParams(year, month, operation);
+  // Get data from holiday api
+  getData();
+}
+
 app.get("/", function (req, res) {
   init();
   // Send data from nodejs to ejs
@@ -155,5 +186,5 @@ app.get("/", function (req, res) {
 
 init();
 
-const port = 8080;
+const port = 8888;
 app.listen(port, () => console.log("Listening on port " + port));

@@ -9,10 +9,8 @@
     <title>Document</title>
 </head>
 <body>
-    <% for(var i = 0; i < data[0].length; i++) {%>
     <p>
-            <h1><%= data[0][i] %> <%= data[1][i] %> <%= data[2][i] %>일 남았습니다.</h1>
+        <h1>[<%= data[0] %>]까지 <%= data[2] %>일 남았습니다. (<%= data[1] %>)</h1>
     </p>
-    <% } %>
 </body>
 </html>
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