Update .gitignore(related node.js) and Add function that gets date/time to put API GET method

+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+.cache
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
\ No newline at end of file

-var request = require('request');
-
-var url = 'http://apis.data.go.kr/1360000/VilageFcstInfoService_2.0/getUltraSrtNcst';
-var queryParams = '?' + encodeURIComponent('serviceKey') + '=서비스키'; /* Service Key*/
+const request = require('request');
+const moment = require('moment');
+require('moment-timezone');
+moment.tz.setDefault("Asia/seoul");
+let today = new String(get_base_date());
+let time = new String(get_base_time());
+var url = 'http://apis.data.go.kr/1360000/VilageFcstInfoService_2.0/getVilageFcst';
+var queryParams = '?' + encodeURIComponent('serviceKey') + '=API KEY'; /* Service Key*/
 queryParams += '&' + encodeURIComponent('pageNo') + '=' + encodeURIComponent('1'); /* */
-queryParams += '&' + encodeURIComponent('numOfRows') + '=' + encodeURIComponent('1000'); /* */
-queryParams += '&' + encodeURIComponent('dataType') + '=' + encodeURIComponent('XML'); /* */
-queryParams += '&' + encodeURIComponent('base_date') + '=' + encodeURIComponent('20210628'); /* */
-queryParams += '&' + encodeURIComponent('base_time') + '=' + encodeURIComponent('0600'); /* */
+queryParams += '&' + encodeURIComponent('numOfRows') + '=' + encodeURIComponent('10'); /* */
+queryParams += '&' + encodeURIComponent('dataType') + '=' + encodeURIComponent('JSON'); /* */
+queryParams += '&' + encodeURIComponent('base_date') + '=' + encodeURIComponent(today); /* */
+queryParams += '&' + encodeURIComponent('base_time') + '=' + encodeURIComponent('2000'); /* */
 queryParams += '&' + encodeURIComponent('nx') + '=' + encodeURIComponent('55'); /* */
 queryParams += '&' + encodeURIComponent('ny') + '=' + encodeURIComponent('127'); /* */
 
+
+function get_base_date() // 날짜 추출 함수
+{
+    // 0000~0210 사이 시간대에 조회시 전일(date -1)로 변경
+    let date =moment().format('YYYYMMDD');
+    let time = new String(moment().format('HHmm'));
+    if ('0000'<=time && time<'0210'){date -= 1}
+    return date
+}
+
+function get_base_time() // 시간 추출 함수
+{
+    //단기예보
+    //- Base_time : 0200, 0500, 0800, 1100, 1400, 1700, 2000, 2300 (1일 8회)
+    //- API 제공 시간(~이후) : 02:10, 05:10, 08:10, 11:10, 14:10, 17:10, 20:10, 23:10
+    //- 시간대 맞추기
+    let time = new String(moment().format('HHmm'));
+    if ('0000'<=time && time<'0210'){time = '2300'}
+    else if ('0210'<=time && time<'0510'){time = '0200'}
+    else if ('0510'<=time && time<'0810'){time = '0500'}
+    else if ('0810'<=time && time<'1110'){time = '0800'}
+    else if ('1110'<=time && time<'1410'){time = '1100'}
+    else if ('1410'<=time && time<'1710'){time = '1400'}
+    else if ('1710'<=time && time<'2010'){time = '1700'}
+    else if ('2010'<=time && time<'2310'){time = '2010'}
+    else if ('2310'<=time && time<'2359'){time = '2300'}
+    return time
+    }
+
 request({
     url: url + queryParams,
     method: 'GET'
 }, function (error, response, body) {
     //console.log('Status', response.statusCode);
     //console.log('Headers', JSON.stringify(response.headers));
-    //console.log('Reponse received', body);
+    console.log('Reponse received', body);
 });
+
+
+
+
+// 소스출처 : http://www.kma.go.kr/weather/forecast/digital_forecast.jsp  내부에 있음
+// 기상청에서 이걸 왜 공식적으로 공개하지 않을까?
+//
+// (사용 예)
+// var rs = dfs_xy_conv("toLL","60","127");
+// console.log(rs.lat, rs.lng);
+//
+
+    //<!--
+    //
+    // LCC DFS 좌표변환을 위한 기초 자료
+    //
+    var RE = 6371.00877; // 지구 반경(km)
+    var GRID = 5.0; // 격자 간격(km)
+    var SLAT1 = 30.0; // 투영 위도1(degree)
+    var SLAT2 = 60.0; // 투영 위도2(degree)
+    var OLON = 126.0; // 기준점 경도(degree)
+    var OLAT = 38.0; // 기준점 위도(degree)
+    var XO = 43; // 기준점 X좌표(GRID)
+    var YO = 136; // 기1준점 Y좌표(GRID)
+    //
+    // LCC DFS 좌표변환 ( code : "toXY"(위경도->좌표, v1:위도, v2:경도), "toLL"(좌표->위경도,v1:x, v2:y) )
+    //
+
+
+    function dfs_xy_conv(code, v1, v2) {
+        var DEGRAD = Math.PI / 180.0;
+        var RADDEG = 180.0 / Math.PI;
+
+        var re = RE / GRID;
+        var slat1 = SLAT1 * DEGRAD;
+        var slat2 = SLAT2 * DEGRAD;
+        var olon = OLON * DEGRAD;
+        var olat = OLAT * DEGRAD;
+
+        var sn = Math.tan(Math.PI * 0.25 + slat2 * 0.5) / Math.tan(Math.PI * 0.25 + slat1 * 0.5);
+        sn = Math.log(Math.cos(slat1) / Math.cos(slat2)) / Math.log(sn);
+        var sf = Math.tan(Math.PI * 0.25 + slat1 * 0.5);
+        sf = Math.pow(sf, sn) * Math.cos(slat1) / sn;
+        var ro = Math.tan(Math.PI * 0.25 + olat * 0.5);
+        ro = re * sf / Math.pow(ro, sn);
+        var rs = {};
+        if (code == "toXY") {
+            rs['lat'] = v1;
+            rs['lng'] = v2;
+            var ra = Math.tan(Math.PI * 0.25 + (v1) * DEGRAD * 0.5);
+            ra = re * sf / Math.pow(ra, sn);
+            var theta = v2 * DEGRAD - olon;
+            if (theta > Math.PI) theta -= 2.0 * Math.PI;
+            if (theta < -Math.PI) theta += 2.0 * Math.PI;
+            theta *= sn;
+            rs['x'] = Math.floor(ra * Math.sin(theta) + XO + 0.5);
+            rs['y'] = Math.floor(ro - ra * Math.cos(theta) + YO + 0.5);
+        }
+        else {
+            rs['x'] = v1;
+            rs['y'] = v2;
+            var xn = v1 - XO;
+            var yn = ro - v2 + YO;
+            ra = Math.sqrt(xn * xn + yn * yn);
+            if (sn < 0.0) - ra;
+            var alat = Math.pow((re * sf / ra), (1.0 / sn));
+            alat = 2.0 * Math.atan(alat) - Math.PI * 0.5;
+
+            if (Math.abs(xn) <= 0.0) {
+                theta = 0.0;
+            }
+            else {
+                if (Math.abs(yn) <= 0.0) {
+                    theta = Math.PI * 0.5;
+                    if (xn < 0.0) - theta;
+                }
+                else theta = Math.atan2(xn, yn);
+            }
+            var alon = theta / sn + olon;
+            rs['lat'] = alat * RADDEG;
+            rs['lng'] = alon * RADDEG;
+        }
+        return rs;
+    }
\ No newline at end of file

 {
   "dependencies": {
-    "http": "^0.0.1-security"
+    "http": "^0.0.1-security",
+    "moment": "^2.29.1",
+    "moment-timezone": "^0.5.34",
+    "request": "^2.88.2"
   }
 }