added comments to dbinsert script, moved salt and passHash to singe db doc

dbinsert.js

@@ -4,32 +4,37 @@ const program = require('commander');
 const bcrypt = require('bcrypt');
 const saltRounds = 10;
 
+// TODO: add JSDoc (make a research about external modules)
+/**
+ * Script for creating user with given password, that will be used to create and edit pages in CodeX.Docs.
+ * Hashes password with bcrypt and inserts it in database.
+ * This script should be used once.
+ * If you want to change password, you must remove old password from database.
+ * Also after setting password you must add it to .env file in PASSHASH property.
+ * @see {https://github.com/tj/commander.js | CommanderJS}
+ */
 program
   .description('Application for inserting new passwords to database.')
   .usage('insert [password]')
   .command('insert <password>')
   .action(async function (password) {
     let userDoc = null;
-    let saltDoc = null;
 
     bcrypt.genSalt(saltRounds, function (err1, salt) {
       if (err1) {
         return ('Salt generation error');
       }
 
-      saltDoc = { type: 'salt', saltValue: salt };
-
       bcrypt.hash(password, salt, async (err2, hash) => {
         if (err2) {
           return ('Hash generation error');
         }
 
-        userDoc = { passHash: hash };
+        userDoc = { passHash: hash, salt: salt };
 
-        await db.insert(saltDoc);
         await db.insert(userDoc);
 
-        console.log('Generated salt:', saltDoc.saltValue);
+        console.log('Generated salt:', userDoc.salt);
         console.log('Password hash was inserted as:', userDoc.passHash);
       });
     });

src/models/user.js

@@ -14,7 +14,7 @@ class User {
    * @returns {Promise<User>}
    */
   static async get(passHash) {
-    const data = await db.findOne({ passHash: passHash });
+    const data = await db.findOne({ passHash });
 
     if (!data) {
       return null;

src/routes/pages.js

@@ -1,6 +1,7 @@
 const express = require('express');
 const router = express.Router();
 const Pages = require('../controllers/pages');
+
 const verifyToken = require('./middlewares/token');
 const allowEdit = require('./middlewares/locals');
 
@@ -48,7 +49,7 @@ router.get('/page/:id', verifyToken, async (req, res, next) => {
     let pageParent = await page.parent;
 
     res.render('pages/page', {
-      page, pageParent, isAuthorized: res.locals.isAuthorized
+      page, pageParent
     });
   } catch (error) {
     res.status(404);