Moving Events to multiple files (still in WIP)

events.js

 const express = require('express');
+const fs = require('fs');
 
 function createRouter(db) {
     const router = express.Router();
@@ -30,16 +31,16 @@ function createRouter(db) {
                 (error, results) => {
                 if (error) {
                     console.log(error);
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in hasMap'});
+                    res.status(500).json({status: 'error in hasMap'});
                 } else {
                     numberResults = results[0].Maps;
                     if (numberResults === 1) next();
                     else if (numberResults === 0) addMap(req, res, next);
-                    else res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'There are multiple maps with the same id'});
+                    else res.status(500).json({status: 'There are multiple maps with the same id'});
                 }
             });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'JSON-Parameter are not valid'});
+            res.status(500).json({status: 'JSON-Parameter are not valid'});
         }
     };
 
@@ -53,10 +54,10 @@ function createRouter(db) {
             (error, results) => {
             if (error) {
                 console.log(error);
-                res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in addMap'});
+                res.status(500).json({status: 'error in addMap'});
             } else {
                 if (results.affectedRows === 1) next();
-                else res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in insertMap'});
+                else res.status(500).json({status: 'error in insertMap'});
             }
         });
     };
@@ -72,15 +73,15 @@ function createRouter(db) {
                 (error, results) => {
                 if (error) {
                     console.log(error);
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in hasVote'});
+                    res.status(500).json({status: 'error in hasVote'});
                 } else {
                     if (results.length === 0) insertVote(req, res, next);
                     else if (results.length === 1) updateVote(req, res, next);
-                    else res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'too many votes by user'});
+                    else res.status(500).json({status: 'too many votes by user'});
                 }
             });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'Vote Request is not valid'});
+            res.status(500).json({status: 'Vote Request is not valid'});
         }
     };
 
@@ -96,14 +97,14 @@ function createRouter(db) {
                 (error, results) => {
                 if (error) {
                     console.log(error);
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in insertVote'});
+                    res.status(500).json({status: 'error in insertVote'});
                 } else {
                     if (results.affectedRows === 1) next();
-                    else res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in insertVote'});
+                    else res.status(500).json({status: 'error in insertVote'});
                 }
             });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'Vote Request is not valid'});
+            res.status(500).json({status: 'Vote Request is not valid'});
         }
     };
 
@@ -119,14 +120,14 @@ function createRouter(db) {
                 (error, results) => {
                 if (error) {
                     console.log(error);
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in updateVote'});
+                    res.status(500).json({status: 'error in updateVote'});
                 } else {
                     if (results.affectedRows === 1) next();
-                    else res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in updateVote'});
+                    else res.status(500).json({status: 'error in updateVote'});
                 }
             });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'Vote Request is not valid'});
+            res.status(500).json({status: 'Vote Request is not valid'});
         }
     };
 
@@ -141,21 +142,21 @@ function createRouter(db) {
                 (error, results) => {
                 if (error) {
                     console.log(error);
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in getMapInfo'});
+                    res.status(500).json({status: 'error in getMapInfo'});
                 } else {
                     if (results.length === 1) {
                         let average = results[0].average;
                         let votes = results[0].votes;
                         if (!average) average = 0;
                         if (!votes) votes = 0;
-                        res.header('Access-Control-Allow-Origin', "*").status(200).json({votes: votes, average: average, vote: vote});
+                        res.json({votes: votes, average: average, vote: vote});
                         return;
                     }
-                    res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'unexpected result in getMapInfo'});
+                    res.status(500).json({status: 'unexpected result in getMapInfo'});
                 }
             });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'Vote Request is not valid'});
+            res.status(500).json({status: 'Vote Request is not valid'});
         }
     };
 
@@ -170,7 +171,7 @@ function createRouter(db) {
                 (error, results) => {
                     if (error) {
                         console.log(error);
-                        res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'error in getVote'});
+                        res.status(500).json({status: 'error in getVote'});
                     } else {
                         if (results.length < 2) {
                             let vote = -1;
@@ -182,24 +183,30 @@ function createRouter(db) {
                                 getMapInfo(req, res);
                                 return;
                             }
-                            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'unexpected result in getVote'});
+                            res.status(500).json({status: 'unexpected result in getVote'});
                         } else {
-                            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'too many results in getVote'});
+                            res.status(500).json({status: 'too many results in getVote'});
                         }
                     }
                 });
         } else {
-            res.header('Access-Control-Allow-Origin', "*").status(500).json({status: 'Vote Request is not valid'});
+            res.status(500).json({status: 'Vote Request is not valid'});
         }
     };
 
-    const test = function test(req, res) {
-        res.header('Access-Control-Allow-Origin', "*").status(200).json({status: "Test valid!"});
-    };
-
     // the routes are defined here
+    fs.readdir('./route', (err, files) => {
+        if (err) {
+            console.error(err);
+        } else {
+            files.forEach(file => {
+                if (file.endsWith('.js')) {
+                    require('./route/' + file)(router);
+                }
+            });
+        }
+    });
 
-    router.get('/test', [test]);
     router.post('/setVote', [hasMap, hasVote, getMapInfo]);
     router.post('/getMapInfo', [hasMap, getVote]);
 

route/noToken/getVotes.js

+const path = require('path'),
+    scriptName = path.basename(__filename).replace(/\.js$/i,'');
+
+/**
+ * @param {import('express').Express} app
+ * @param {import('mysql').Connection} sql
+ */
+module.exports = function(app, sql, errorHandler) {
+    app.get('/'+scriptName, function(req, res) {
+        const mapId = req.query.map;
+        if (!mapId) {
+            return errorHandler(res, 400, 'Missing map id');
+        }
+        sql.query('SELECT map, date, COUNT(*) AS count, round(avg(vote)) as average FROM votes WHERE map = ?', mapId, (err, sqlRes)=>{
+            if (err) {
+                console.log(err);
+                errorHandler(res, 500, 'Internal server error');
+            } else {
+                if (sqlRes[0].map == null) {
+                    return errorHandler(res, 404, 'Map not found');
+                }
+                // Get the latest date from an array
+                const latestDate = new Date(Math.max.apply(null, sqlRes.map(function(e) {
+                    return new Date(e.date);
+                })));
+
+                res.json({
+                    mapUid: sqlRes[0].map,
+                    votes: sqlRes[0].count,
+                    average: sqlRes[0].average,
+                    lastVoteDate: latestDate
+                });
+            }
+        });
+    });
+};
\ No newline at end of file

route/noToken/test.js

+const path = require('path'),
+    scriptName = path.basename(__filename).replace(/\.js$/i,'');
+
+module.exports = function(router) {
+    router.get('/'+scriptName, function(req, res) {
+        res.json({status: "Test valid!"});
+    });
+};
\ No newline at end of file