completed studio

src/main/java/org/launchcode/spaday/controllers/UserController.java

@@ -3,24 +3,25 @@
 import org.launchcode.spaday.models.User;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
+import org.springframework.validation.Errors;
 import org.springframework.web.bind.annotation.*;
 
+import javax.validation.Valid;
+
 @Controller
 @RequestMapping("user")
 public class UserController {
 
     @GetMapping("/add")
-    public String displayAddUserForm() {
+    public String displayAddUserForm(Model model) {
+        model.addAttribute(new User());
         return "user/add";
     }
 
     @PostMapping
-    public String processAddUserForm(Model model, @ModelAttribute User user, String verify) {
-        model.addAttribute("user", user);
-        model.addAttribute("verify", verify);
-        model.addAttribute("username", user.getUsername());
-        model.addAttribute("email", user.getEmail());
-        if (user.getPassword().equals(verify)) {
+    public String processAddUserForm(Model model, @ModelAttribute @Valid User user, Errors errors, String verify) {
+
+        if (user.getPassword().equals(verify) && !errors.hasErrors()) {
            return "user/index";
         }
         else {

src/main/java/org/launchcode/spaday/models/User.java

@@ -1,8 +1,20 @@
 package org.launchcode.spaday.models;
 
+
+import javax.validation.constraints.Email;
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.Size;
+
 public class User {
+    @NotBlank(message = "name is required!")
+    @Size(min=5, max = 15, message = "")
     private String username;
+
+    @Email(message = "Invalid email. try again.")
     private String email;
+
+    @NotBlank(message = "please enter a password.")
+    @Size(max=6, message = "password must be 6 characters long")
     private String password;
 
     public User() {

src/main/resources/templates/user/add.html

@@ -9,25 +9,28 @@
     <form method = 'post' th:action="@{/user}">
         <label>
             Username:
-            <input type = 'text' name = 'username' th:value="${username}">
+            <input type = 'text' name = 'username' th:value="${user.username}">
         </label>
+        <p class="error" th:errors="${user.username}"></p>
 
         <label>
             Email:
-            <input type = 'email' name = 'email' th:value="${email}">
+            <input name = 'email' th:value="${user.email}">
         </label>
+        <p class="error" th:errors="${user.email}"></p>
 
         <label>
             Password:
-            <input type = 'password' name = 'password'>
+            <input type = 'password' name = 'password' th:value="${user.password}">
         </label>
+        <p class="error" th:errors="${user.password}"></p>
 
         <label>
             Verify Password:
             <input type = 'password' name = 'verify'>
         </label>
 
-        <p th:text="${error}"></p>
+        <p th:text="${errors}"></p>
 
         <input type = 'submit' value = 'Sign Up'>
     </form>