Local Code 제공을 위한 코드 추가 및 수정.

server/src/app.js

@@ -10,6 +10,7 @@ import globalRouter from "./routers/globalRouter";
 import dataRouter from "./routers/dataRouter";
 
 import { localmiddleware } from "./middlewares";
+import locCodeRouter from "./routers/locCodeRouter";
 
 const app = express();
 
@@ -28,5 +29,6 @@ app.use(localmiddleware);
 // router 사용
 app.use(routes.home, globalRouter);
 app.use(routes.data, dataRouter);
+app.use(routes.locCode, locCodeRouter);
 
 export default app;

server/src/controllers/locCodeController.js

+import db from "../db";
+
+const DB_QUERY_ERROR_MSG = "DB Query Error.";
+const DB_CONNECTION_ERROR_MSG = "DB Connection Error.";
+const SERVER_ERROR_MSG = "The server encountered an error.";
+const QUERY_SUCCESS_MSG = "Query Success.";
+
+const STATUS_OK_CODE = 200;
+const STATUS_SERVER_ERROR_CODE = 500;
+
+export const getDo = async (req, res) => {
+  const query = "SELECT CODE, DONAME FROM LOCDO";
+
+  db((connErr, connection) => {
+    if (connErr) {
+      console.log(DB_CONNECTION_ERROR_MSG);
+      res.status(STATUS_SERVER_ERROR_CODE).json({ error: SERVER_ERROR_MSG });
+    } else {
+      connection.query(query, (queryErr, result) => {
+        if (queryErr) {
+          console.log(DB_QUERY_ERROR_MSG);
+          res
+            .status(STATUS_SERVER_ERROR_CODE)
+            .json({ error: SERVER_ERROR_MSG });
+        } else {
+          console.log(QUERY_SUCCESS_MSG);
+          res.status(STATUS_OK_CODE).json({ info: result });
+        }
+      });
+
+      connection.release();
+    }
+  });
+};
+
+export const getSGG = (req, res) => {
+  const {
+    params: { id },
+  } = req;
+
+  const query = `SELECT CODE, SGGNAME FROM LOCSIGUNGU WHERE DOCODE = ${id}`;
+
+  db((connErr, connection) => {
+    if (connErr) {
+      console.log(DB_CONNECTION_ERROR_MSG);
+      res.status(STATUS_SERVER_ERROR_CODE).json({ error: SERVER_ERROR_MSG });
+    } else {
+      connection.query(query, (queryErr, result) => {
+        if (queryErr) {
+          console.log(DB_QUERY_ERROR_MSG);
+          res
+            .status(STATUS_SERVER_ERROR_CODE)
+            .json({ error: SERVER_ERROR_MSG });
+        } else {
+          console.log(QUERY_SUCCESS_MSG);
+          res.status(STATUS_OK_CODE).json({ info: result });
+        }
+      });
+
+      connection.release();
+    }
+  });
+};
+
+export const getEMD = (req, res) => {
+  const {
+    params: { id },
+  } = req;
+
+  const query = `SELECT CODE, EMDNAME FROM LOCINFO WHERE SGGCODE = ${id}`;
+
+  db((connErr, connection) => {
+    if (connErr) {
+      console.log(DB_CONNECTION_ERROR_MSG);
+      res.status(STATUS_SERVER_ERROR_CODE).json({ error: SERVER_ERROR_MSG });
+    } else {
+      connection.query(query, (queryErr, result) => {
+        if (queryErr) {
+          console.log(DB_QUERY_ERROR_MSG);
+          res
+            .status(STATUS_SERVER_ERROR_CODE)
+            .json({ error: SERVER_ERROR_MSG });
+        } else {
+          console.log(QUERY_SUCCESS_MSG);
+          res.status(STATUS_OK_CODE).json({ info: result });
+        }
+      });
+
+      connection.release();
+    }
+  });
+};

server/src/db.js

+import mysql from "mysql";
+import dotenv from "dotenv";
+
+dotenv.config();
+
+// MySQL Config
+const db_config = {
+  host: process.env.MYSQL_HOST || "localhost",
+  user: process.env.MYSQL_USER || "root",
+  password: process.env.MYSQL_PASSWORD,
+  database: process.env.MYSQL_DATABASE || "EUE",
+  connectionLimit: 5,
+};
+
+// Creation of MySQL Pool
+const pool = mysql.createPool(db_config);
+
+// Pool을 이용시, Connection을 생성 후 반환하여 사용
+const connection = (callback) => {
+  console.log("db_connection()");
+  pool.getConnection(async (err, connection) => {
+    console.log("db_connection_poolConnection()");
+    await callback(err, connection);
+  });
+};
+
+export default connection;

server/src/routers/locCodeRouter.js

+import express from "express";
+import routes from "../routes";
+import { getDo, getEMD, getSGG } from "../controllers/locCodeController";
+
+const locCodeRouter = express.Router();
+
+locCodeRouter.get(routes.do, getDo);
+locCodeRouter.get(routes.sigungu + routes.Detail(), getSGG);
+locCodeRouter.get(routes.eupmyeondong + routes.Detail(), getEMD);
+
+export default locCodeRouter;

server/src/routes.js

@@ -12,7 +12,7 @@ const DATA_OUTSIDE = "/outside";
 // # Local Code Data
 const LOCCODE = "/loccode";
 const DO = "/do";
-const SIGUNGU = "/sigungu";
+const SIGUNGU = "/si-gun-gu";
 const EUPMYEONDONG = "/eup-myeon-dong";
 
 // # Auth