diff --git a/PFE06/src/main/java/com/PFE/ServerManager/Customer.java b/PFE06/src/main/java/com/PFE/ServerManager/Customer.java
index a494411..5082a68 100644
--- a/PFE06/src/main/java/com/PFE/ServerManager/Customer.java
+++ b/PFE06/src/main/java/com/PFE/ServerManager/Customer.java
@@ -10,6 +10,7 @@ import javax.persistence.Table;
 @Entity // This tells Hibernate to make a table out of this class
 @Table(name = "Customer") // DON'T USE "User" because it is a reserved name in PostgreSQL
 public class Customer{
+
     @Id
     @GeneratedValue(strategy=GenerationType.AUTO)
     private Integer id;
@@ -44,5 +45,4 @@ public class Customer{
         this.password = password;
     }
 
-
 }
\ No newline at end of file
diff --git a/PFE06/src/main/java/com/PFE/ServerManager/CustomerRepository.java b/PFE06/src/main/java/com/PFE/ServerManager/CustomerRepository.java
index 74b65fe..7bea20f 100644
--- a/PFE06/src/main/java/com/PFE/ServerManager/CustomerRepository.java
+++ b/PFE06/src/main/java/com/PFE/ServerManager/CustomerRepository.java
@@ -1,12 +1,17 @@
 package com.PFE.ServerManager;
 
+import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
 
 // This will be AUTO IMPLEMENTED by Spring into a Bean called userRepository
 // CRUD refers Create, Read, Update, Delete
 
 //This class allows the JPA to know that the Customer class is a table
 //Need to check if "extends JpaRepository is more useful"
+@Repository
 public interface CustomerRepository extends CrudRepository<Customer, Integer> {
 
-}
\ No newline at end of file
+    Customer findByPseudo(String pseudo);
+
+}
diff --git a/PFE06/src/main/java/com/PFE/ServerManager/MainController.java b/PFE06/src/main/java/com/PFE/ServerManager/MainController.java
index 316190a..c8cfb8e 100644
--- a/PFE06/src/main/java/com/PFE/ServerManager/MainController.java
+++ b/PFE06/src/main/java/com/PFE/ServerManager/MainController.java
@@ -2,10 +2,7 @@ package com.PFE.ServerManager;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.*;
 
 import java.util.Map;
 
@@ -15,20 +12,30 @@ public class MainController {
     CustomerRepository customerRepository;
 
     @RequestMapping(value="/")
-    public String login(){
-        return "login";
+    public String home(){
+        return "redirect:login";
     }
 
     @GetMapping(path="/login") // Map ONLY GET Requests
-    public String addNewUser (@RequestParam String pseudo, @RequestParam String password, Map<String, Object> model) {
+    public String login() {
+        return "login";  //return "redirect:/...."; //to send a request to redirect the current page
+    }
+
+    @PostMapping(path="/login")
+    public String addNewUser(@RequestParam String pseudo, @RequestParam String password) {
         // @RequestParam means it is a parameter from the GET or POST request
         //the model Map is used by thymeleaf as a storage for values display on the html page
-        model.put("message", "vous avez ajouté l'utilisateur : "+pseudo +", avec le pseudo : "+ password);
         Customer n = new Customer();
         n.setPseudo(pseudo);
         n.setPassword(password);
+        Customer temp = customerRepository.findByPseudo(pseudo);
+
+        if(temp != null) {
+            return "redirect:login?error";
+        }
+
         customerRepository.save(n);
-        return "login";  //return "redirect:/...."; //to send a request to redirect the current page
+        return "redirect:login?ok";
     }
 
     @GetMapping(path="/all")
diff --git a/PFE06/src/main/resources/application.properties b/PFE06/src/main/resources/application.properties
index 3ec1656..b1d84a5 100644
--- a/PFE06/src/main/resources/application.properties
+++ b/PFE06/src/main/resources/application.properties
@@ -5,6 +5,6 @@
 spring.jpa.hibernate.ddl-auto=update
 #"create" if the database doesn't exist : it will reinitialize the DB every time the process is restarted
 #"update" if the database already exists
-spring.datasource.url=jdbc:postgresql://localhost/sql_only
+spring.datasource.url=jdbc:postgresql://localhost:3306/sql_only
 spring.datasource.username=postgres
-spring.datasource.password=idalurf123
\ No newline at end of file
+spring.datasource.password=admin
\ No newline at end of file
diff --git a/PFE06/src/main/resources/templates/login.html b/PFE06/src/main/resources/templates/login.html
index a760db3..44cc934 100644
--- a/PFE06/src/main/resources/templates/login.html
+++ b/PFE06/src/main/resources/templates/login.html
@@ -7,7 +7,7 @@
     <body>
         <div>
             <h5>Add new users</h5>
-            <form th:action="@{/login}" method="get">
+            <form th:action="@{/login}" method="POST">
                 <div class="form1">
                     <label for="username">User Name: </label>
                     <input type="text" id="username" placeholder="Enter UserName" name="pseudo"/>
@@ -18,8 +18,11 @@
                 </div>
                 <button type="submit">Ajouter</button>
             </form>
-            <div th:if="${message != null}">
-                <span th:text="${message}"></span>
+            <div th:if="${param.ok}">
+                <span>L'utilisateur a été ajouté !</span>
+            </div>
+            <div th:if="${param.error}">
+                <span>Le pseudo existe déjà !</span>
             </div>
         </div>
     </body>
--
libgit2 0.21.2