Express validator

README.md

@@ -24,7 +24,7 @@ npm install
 Inject the `database/setup-database.sql` file into MySQL with this command (provide your root password when asked to):
 
 ```
-mysql -uroot < database/setup-database.sql
+mysql -uroot -p < database/setup-database.sql
 ```
 
 ## 4. Create and edit the `.env` file

index.js

@@ -26,32 +26,37 @@ app.get('/api/users', (req, res) => {
   });
 });
 
-app.post('/api/users', [
-  // email must be valid
-  check('email').isEmail(),
-  // password must be at least 8 chars long
-  check('password').isLength({ min: 8 }),
-  // let's assume a name should be 2 chars long
+app.post(
+  '/api/users',
   check('name').isLength({ min: 2 }),
-],
-(req, res) => {
-  const errors = validationResult(req);
-  if (!errors.isEmpty()) {
-    return res.status(422).json({ errors: errors.array() });
-  }
-  // send an SQL query to get all users
-  return connection.query('INSERT INTO user SET ?', req.body, (err, results) => {
-    if (err) {
-      // If an error has occurred, then the client is informed of the error
-      return res.status(500).json({
-        error: err.message,
-        sql: err.sql,
-      });
+  check('email').isEmail(),
+  // password must be at least 5 chars long
+  check('password').isLength({ min: 5 }),
+  (req, res) => {
+    // Finds the validation errors in this request and wraps them in an object with handy functions
+    const errors = validationResult(req);
+    if (!errors.isEmpty()) {
+      return res.status(422).json({ errors: errors.array() });
     }
-    // If everything went well, we send the result of the SQL query as JSON
-    return res.json(results);
-  });
-});
+
+    // send an SQL query to get all users
+    return connection.query(
+      'INSERT INTO user SET ?',
+      req.body,
+      (err, results) => {
+        if (err) {
+          // If an error has occurred, then the client is informed of the error
+          return res.status(500).json({
+            error: err.message,
+            sql: err.sql,
+          });
+        }
+        // If everything went well, we send the result of the SQL query as JSON
+        return res.json(results);
+      },
+    );
+  },
+);
 
 app.listen(process.env.PORT, (err) => {
   if (err) {

package.json

@@ -14,7 +14,11 @@
     "body-parser": "^1.19.0",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
+<<<<<<< HEAD
+    "express-validator": "^6.9.0",
+=======
     "express-validator": "^6.3.1",
+>>>>>>> 804aaea71aa7571dd976d3408e3c1007789f0618
     "mysql": "^2.17.1"
   },
   "devDependencies": {