ADD: richMenu + waitNewMamulList

 const express = require("express");
 const line = require("@line/bot-sdk");
 const setFlexMessage = require("./apis/setFlexMessage");
+const fs = require("fs");
+
 require("dotenv").config();
 const config = {
   channelAccessToken: process.env.channelAccessToken,
@@ -15,17 +17,37 @@ app.post("/webhook", line.middleware(config), (req, res) => {
 });
 
 const client = new line.Client(config);
+
+let waitNewMamulList = []; // 매물 키워드 입력 기다리는 목록
+
 function handleEvent(event) {
   if (event.type !== "message" || event.message.type !== "text") {
-    return Promise.resolve(null);
-  }
     console.log(event);
-
-  // push
-  // 매물 테스트 알림
-  return client.pushMessage(event.source.userId, {
+    if (event.type == "postback") {
+      if (event.postback.data == "new") {
+        var found = waitNewMamulList.indexOf(event.source.userId);
+        if (found == -1) {
+          waitNewMamulList.push(event.source.userId);
+          console.log(waitNewMamulList);
+          return Promise.resolve(
+            client.replyMessage(event.replyToken, {
+              type: "text",
+              text: "등록할 매물 키워드를 알려주세요!",
+            })
+          );
+        } else {
+          return Promise.resolve(
+            client.replyMessage(event.replyToken, {
+              type: "text",
+              text: "등록할 매물 키워드를 알려주세요!",
+            })
+          );
+        }
+      } else if (event.postback.data == "check") {
+        return Promise.resolve(
+          client.replyMessage(event.replyToken, {
             type: "flex",
-    altText: "새로운 매물이 왔어요!",
+            altText: "등록된 매물",
             contents: setFlexMessage(
               "daangn",
               "RTX 3080",
@@ -33,12 +55,100 @@ function handleEvent(event) {
               "https://dnvefa72aowie.cloudfront.net/origin/article/202205/94cdd237258671d5806a70f64ab2b3c7dcd790da0384b394ef5809fe10c08ced.webp?q=95&s=1440x1440&t=inside",
               "https://www.daangn.com/articles/403755360"
             ),
-  });
-  // return client.replyMessage(event.replyToken, {
-  //   type: "text",
-  //   text: event.message.text,
-  // });
+          })
+        );
+      }
+    }
+    return Promise.resolve(null);
+  } else {
+    console.log(event);
+    var found = waitNewMamulList.indexOf(event.source.userId);
+    if (found == -1) {
+      return Promise.resolve(
+        client.replyMessage(event.replyToken, {
+          type: "text",
+          text: "왼쪽 하단 메뉴버튼(☰)을 클릭해 상호작용 해주세요!",
+        })
+      );
+    } else {
+      // TODO: 서버에 키워드 등록하는 api
+      waitNewMamulList.splice(found, 1);
+      console.log(waitNewMamulList[found]);
+      return Promise.resolve(
+        client.replyMessage(event.replyToken, {
+          type: "text",
+          text: "매물이 등록되었습니다!\n등록된 매물: " + event.message.text,
+        })
+      );
+    }
+  }
 }
 
-app.listen(3000);
-console.log("listening...");
+const port = 1231;
+app.listen(port);
+console.log(`listening...\nport : ${port}`);
+
+/*Push Message*/
+// client.pushMessage(event.source.userId, {
+//   type: "flex",
+//   altText: "새로운 매물이 왔어요!",
+//   contents: setFlexMessage(
+//     "daangn",
+//     "RTX 3080",
+//     "1000000",
+//     "https://dnvefa72aowie.cloudfront.net/origin/article/202205/94cdd237258671d5806a70f64ab2b3c7dcd790da0384b394ef5809fe10c08ced.webp?q=95&s=1440x1440&t=inside",
+//     "https://www.daangn.com/articles/403755360"
+//   ),
+// })
+
+/*리치메뉴 설정*/
+// let richMenu = {
+//   size: {
+//     width: 2500,
+//     height: 843,
+//   },
+//   selected: false,
+//   name: "Nice richmenu",
+//   chatBarText: "Tap to open",
+//   areas: [
+//     {
+//       bounds: {
+//         x: 0,
+//         y: 0,
+//         width: 1250,
+//         height: 843,
+//       },
+//       action: {
+//         type: "postback",
+//         label: "new",
+//         data: "new",
+//         displayText: "키워드 등록",
+//         inputOption: "openKeyboard",
+//         fillInText: "",
+//       },
+//     },
+//     {
+//       bounds: {
+//         x: 1250,
+//         y: 0,
+//         width: 1250,
+//         height: 843,
+//       },
+//       action: {
+//         type: "postback",
+//         label: "check",
+//         data: "check",
+//         displayText: "최신 매물 확인",
+//         inputOption: "openKeyboard",
+//         fillInText: "",
+//       },
+//     },
+//   ],
+// };
+//// 등록
+// client.createRichMenu(richMenu).then((richMenuId) => console.log(richMenuId));
+// client.setRichMenuImage(
+//   "richmenu-183eff606f059b8244f0a625b54bddf1",
+//   fs.createReadStream("./static/img/richMenu.jpg")
+// );
+// client.setDefaultRichMenu("richmenu-183eff606f059b8244f0a625b54bddf1");