Feature: Live service check weather proxy

freeCodeCamp · Nov 11, 2023 · b9f2613 · b9f2613
1 parent 21872d8
commit b9f2613
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Showing 2 changed files with 45 additions and 37 deletions.
diff --git a/.lintstagedrc.js b/.lintstagedrc.js
@@ -1,12 +1,8 @@
 const { ESLint } = require('eslint');
 
 const cli = new ESLint();
-
-// This lets us abort if we've already run a stage for all files
 const completedStages = new Set();
 
-// if a lot of files are changed, it's faster to run prettier/eslint on the
-// whole project than to run them on each file separately
 module.exports = {
   '*.(js|jsx|ts|tsx)': async files => {
     if (completedStages.has('js')) return [];
@@ -15,13 +11,16 @@ module.exports = {
       files.map(file => cli.isPathIgnored(file))
     );
     const lintableFiles = files.filter((_, i) => !ignoredIds[i]);
+
     if (files.length > 10) {
       completedStages.add('js');
       return ['eslint --max-warnings=0 --cache --fix .', 'prettier --write .'];
     } else {
       return [
-        'eslint --max-warnings=0 --cache --fix ' + lintableFiles.join(' '),
-        ...files.map(filename => `prettier --write '${filename}'`)
+        `eslint --max-warnings=0 --cache --fix ${lintableFiles
+          .map(file => `"${file}"`)
+          .join(' ')}`,
+        ...files.map(filename => `prettier --write "${filename}"`)
       ];
     }
   },
@@ -33,7 +32,7 @@ module.exports = {
       return 'prettier --write .';
     } else {
       return files.map(
-        filename => `prettier --write --ignore-unknown '${filename}'`
+        filename => `prettier --write --ignore-unknown "${filename}"`
       );
     }
   }

diff --git a/apps/weather-proxy/server.js b/apps/weather-proxy/server.js
@@ -6,75 +6,81 @@ var express = require('express');
 var app = express();
 
 var requestTimes = [];
-var weatherAPI = 'http://api.openweathermap.org/data/2.5/weather?units=metric&appid=' + process.env.OPEN_WEATHER_API_KEY;
+var weatherAPI =
+  'http://api.openweathermap.org/data/2.5/weather?units=metric&appid=' +
+  process.env.OPEN_WEATHER_API_KEY;
 
-function replaceIconsWithLinks(data){
-  for(var i = 0; i < data.weather.length; ++i){
-    if('icon' in data.weather[0]){
+function replaceIconsWithLinks(data) {
+  for (var i = 0; i < data.weather.length; ++i) {
+    if ('icon' in data.weather[0]) {
       data.weather[0].icon = imgLinks[data.weather[0].icon];
     }
   }
 }
 
-function getBestCachedData(){
+function getBestCachedData() {
   var fs = require('fs');
   var obj = JSON.parse(fs.readFileSync('./data/cache.json', 'utf8'));
   return obj;
 }
 
-function addToCache(){
+function addToCache() {
   //For now does nothing. We aren't saving data.
 }
 
-function removeDatesOlderThan(milliseconds){
-  for(var i = 0; i < requestTimes.length; ++i){
-    if(Date.now() - requestTimes[i] > milliseconds){
+function removeDatesOlderThan(milliseconds) {
+  for (var i = 0; i < requestTimes.length; ++i) {
+    if (Date.now() - requestTimes[i] > milliseconds) {
       requestTimes.splice(i, 1);
     }
   }
 }
 
-var cors = require('cors')
-app.use(cors({optionSuccessStatus: 200})) 
+var cors = require('cors');
+app.use(cors({ optionSuccessStatus: 200 }));
 
-app.get("/", function(req, res){
+app.get('/', function (req, res) {
   res.sendFile(path.join(__dirname + '/views/index.html'));
 });
 
+app.get('/status/ping', (req, res) => {
+  res.send({ msg: 'pong' }).status(200);
+});
+
 app.use('/images', express.static('images'));
 
-app.get("/api/current", function(req, res) {
+app.get('/api/current', function (req, res) {
   var longitude = req.query.lon;
   var latitude = req.query.lat;
   var callback = req.query.callback;
-  if(!isNaN(longitude) && !isNaN(latitude)){
+  if (!isNaN(longitude) && !isNaN(latitude)) {
     var url = weatherAPI + '&lon=' + longitude + '&lat=' + latitude;
     removeDatesOlderThan(60000);
-    if(requestTimes.length < 60){
+    if (requestTimes.length < 60) {
       requestTimes.push(new Date());
-      request(url, function(err, resAPI, body){
-        if(err){
+      request(url, function (err, resAPI, body) {
+        if (err) {
           console.log(err);
         }
         var data = JSON.parse(body);
-        if(data.cod != 200){
+        if (data.cod != 200) {
           var codError = data.cod;
-          console.log("COD ERROR:" + codError);
-          console.log("ERROR:" + err);
-          console.log("RESPONSE ERROR:" + JSON.stringify(resAPI));
-          console.log("BODY:" + body);
-          console.log("DATA:" + JSON.stringify(data));
-          console.log("REQUEST:" + req.body);
-          console.log("REQUESTED URL:" + url);
+          console.log('COD ERROR:' + codError);
+          console.log('ERROR:' + err);
+          console.log('RESPONSE ERROR:' + JSON.stringify(resAPI));
+          console.log('BODY:' + body);
+          console.log('DATA:' + JSON.stringify(data));
+          console.log('REQUEST:' + req.body);
+          console.log('REQUESTED URL:' + url);
         }
-        if('weather' in data){
+        if ('weather' in data) {
           addToCache(data);
         } else {
           data = getBestCachedData(longitude, latitude);
           console.log(data);
         }
         replaceIconsWithLinks(data);
-        if(callback){
+        if (callback) {
           res.jsonp(data);
         } else {
           res.json(data);
@@ -83,20 +89,23 @@ app.get("/api/current", function(req, res) {
     } else {
       var data = getBestCachedData(longitude, latitude);
       replaceIconsWithLinks(data);
-      if(callback){
+      if (callback) {
         res.jsonp(data);
       } else {
         res.json(data);
       }
     }
   } else {
-    res.json({error:"Please provide longitude as lon and latitude as lat as numbers/floats."});
+    res.json({
+      error:
+        'Please provide longitude as lon and latitude as lat as numbers/floats.'
+    });
   }
 });
 
 const portNum = process.env.PORT || 3000;
 
 //Start our server and tests!
 app.listen(portNum, function () {
-  console.log("Listening on port " + portNum);
+  console.log('Listening on port ' + portNum);
 });