diff --git a/sql/setup-tables.sql b/sql/setup-tables.sql
index c2e8ec4..1366a87 100644
--- a/sql/setup-tables.sql
+++ b/sql/setup-tables.sql
@@ -20,9 +20,11 @@ CREATE TABLE Member(
 );
 
 CREATE TABLE Participate(
-    idTeam integer FOREIGN KEY REFERENCES Team(id),
-    idMember integer FOREIGN KEY REFERENCES Member(id),
-    role char CHECK (role IN ('C','P'))
+    idTeam integer,
+    idMember integer,
+    role char(1) CHECK (role IN ('C','P')),
+    FOREIGN KEY (idTeam) REFERENCES Team(id),
+    FOREIGN KEY (idMember) REFERENCES Member(id)
 );
 
 CREATE TABLE TacticInfo(
diff --git a/src/Controller/TeamController.php b/src/Controller/TeamController.php
index e2f0b89..30a6ab6 100644
--- a/src/Controller/TeamController.php
+++ b/src/Controller/TeamController.php
@@ -29,10 +29,11 @@ class TeamController /* verif si les camp sont assignés, sinon erreur 400*/
     }
 
     public function submitTeam(array $request): HttpResponse {
-        $request['mainColor'] = intval($request['mainColor']);
-        $request['secondColor'] = intval($request['secondColor']);
-        var_dump($request['secondColor']);
+
         $errors = [];
+        $request['mainColor'] = hexdec($request['mainColor']);
+        $request['secondColor'] = hexdec($request['secondColor']);
+
         $request = HttpRequest::from($request, $errors, [
             "name" => [Validators::lenBetween(1, 32), Validators::nameWithSpaces()],
             "mainColor" => [Validators::isInteger(), Validators::isIntInRange(0, 0xffffff)],
@@ -48,8 +49,7 @@ class TeamController /* verif si les camp sont assignés, sinon erreur 400*/
             }
             return ViewHttpResponse::twig('insert_team.html.twig', ['bad_fields' => $badFields]);
         }
-        $id = $this->model->createTeam($request['name'], $request['picture'], $request['mainColor'], $request['secondColor']);
-        return $this->displayTeam($id);
+        return $this->displayTeam($this->model->createTeam($request['name'], $request['picture'], $request['mainColor'], $request['secondColor']));
     }
 
     public function displayListTeamByName(): HttpResponse {
@@ -76,9 +76,9 @@ class TeamController /* verif si les camp sont assignés, sinon erreur 400*/
         return ViewHttpResponse::twig('display_teams.html.twig', ['teams' => $results]);
     }
 
-    public function displayTeam(int $id): HttpResponse{
+    public function displayTeam(int $id): HttpResponse {
         $result = $this->model->displayTeam($id);
-        return ViewHttpResponse::twig('display_team.html.twig',['team' => $result]);
+        return ViewHttpResponse::twig('display_team.html.twig', ['team' => $result]);
     }
 }
 
diff --git a/src/Data/MemberRole.php b/src/Data/MemberRole.php
index 05d746d..bd8add3 100755
--- a/src/Data/MemberRole.php
+++ b/src/Data/MemberRole.php
@@ -11,8 +11,9 @@ use http\Exception\InvalidArgumentException;
  * encapsulates an integer value and use it as an enumeration discriminant
  */
 final class MemberRole {
-    private const ROLE_PLAYER = 0;
-    private const ROLE_COACH = 1;
+
+    public const ROLE_PLAYER = 0;
+    public const ROLE_COACH = 1;
     private const MIN = self::ROLE_PLAYER;
     private const MAX = self::ROLE_COACH;
 
@@ -25,6 +26,14 @@ final class MemberRole {
         $this->value = $val;
     }
 
+    public static function player(){
+        return new MemberRole(MemberRole::ROLE_PLAYER);
+    }
+
+    public static function coach(){
+        return new MemberRole(MemberRole::ROLE_COACH);
+    }
+
     private function isValid(int $val): bool {
         return ($val <= self::MAX and $val >= self::MIN);
     }
diff --git a/src/Gateway/TeamGateway.php b/src/Gateway/TeamGateway.php
index 0f8fa74..4bb1518 100644
--- a/src/Gateway/TeamGateway.php
+++ b/src/Gateway/TeamGateway.php
@@ -24,13 +24,6 @@ class TeamGateway {
         );
     }
 
-    public function getIdOfLastInsertion(): array{
-        return $this->con->fetch(
-            "SELECT last_insert_rowid() as id",
-            []
-        );
-    }
-
     public function listByName(string $name): array {
         return $this->con->fetch(
             "SELECT id,name,picture,mainColor,secondColor FROM Team WHERE name LIKE '%' || :name || '%'",
@@ -49,6 +42,15 @@ class TeamGateway {
         );
     }
 
+    public function getIdTeamByName(string $name): array{
+        return $this->con->fetch(
+            "SELECT id FROM Team WHERE name = :name",
+            [
+                ":name" => [$name, PDO::PARAM_STR]
+            ]
+        );
+    }
+
     public function getMembersById($id):array{
         return $this->con->fetch(
           "SELECT p.role,m.email,m.id FROM Member m,Team t,Participate p WHERE t.id = :id AND p.idTeam = t.id AND p.idMember = m.id",
diff --git a/src/Model/TeamModel.php b/src/Model/TeamModel.php
index 17b02dd..1dd57a0 100644
--- a/src/Model/TeamModel.php
+++ b/src/Model/TeamModel.php
@@ -24,7 +24,8 @@ class TeamModel /* throw des exceptions(ex validation des champs, filtre etc) po
 
     public function createTeam(string $name, string $picture, int $mainColor, int $secondColor): int{
         $this->gateway->insert($name, $picture, $mainColor, $secondColor);
-        return (int) $this->gateway->getIdOfLastInsertion()['id'];
+        $result = $this->gateway->getIdTeamByName($name);
+        return intval($result[0]['id']);
     }
 
     public function listByName(string $name): array {
@@ -43,9 +44,9 @@ class TeamModel /* throw des exceptions(ex validation des champs, filtre etc) po
         $resultMembers = $this->gateway->getMembersById($id);
         foreach ($resultMembers as $row) {
             if ($row['role'] == 'C') {
-                $role = 1;
+                $role = MemberRole::coach();
             } else {
-                $role = 2;
+                $role = MemberRole::player();
             }
             $members[] = new Member($row['id'], $role);
         }