Fixed db bug

The DB was moved to a different file and was returning a reference of the DB. When uploading a new database the original variable containing the DB in the DB file was not updating. Added setters and getters.

app/database/sqlite.database.js

@@ -4,12 +4,26 @@ const db_conf = require("../config/db.conf");
 
 var db;
 
-try {
-    logger.info("Connecting to Database...");
-    db = new Database(db_conf.path, { fileMustExist: true });
-    logger.info("Connected to Database.");
-} catch (error) {
-    logger.error(error.message);
+function connect() {
+    try {
+        logger.info("Connecting to Database...");
+        db = new Database(db_conf.path, { fileMustExist: true });
+        logger.info("Connected to Database.");
+    } catch (error) {
+        logger.error(error.message);
+    }
 }
 
-module.exports = db;
+function getDB() {
+    return db;
+}
+
+function setDB(newDb) {
+    db = newDb;
+}
+
+module.exports = {
+    connect,
+    getDB,
+    setDB,
+};