diff --git a/BDD.sql b/BDD.sql
index 25173a6..da79fef 100644
--- a/BDD.sql
+++ b/BDD.sql
@@ -27,10 +27,10 @@ CREATE TABLE Prix (
 CREATE TABLE Transactions (
 	id serial PRIMARY KEY,
 	type char(15),
+	client char(8) REFERENCES Client(idCarte),
 	date datetime DEFAULT CURRENT_TIMESTAMP,
 	montant float(7,2),
 	quantite integer(2),
 	utilisateur char(30) REFERENCES Utilisateur(login),
-	client char(30) REFERENCES Client(loginLille1),
-	valide boolean
+	valide boolean DEFAULT true
 );
diff --git a/api/client/ajouter.php b/api/client/ajouter.php
index 2f93acd..64bcae6 100644
--- a/api/client/ajouter.php
+++ b/api/client/ajouter.php
@@ -27,13 +27,14 @@ if ($solde < 0 && !$decouvert) {
 
 
 $requete = $db->prepare("INSERT INTO Clients (idCarte, solde, decouvert) VALUES (?, ?, ?)");
-$requete->bind_param("sss", $_POST["idCarte"], $_POST["solde"], $decouvert);
+$requete->bind_param("sss", $_POST["idCarte"], $solde, $decouvert);
 if (!$requete->execute()) {
     retour("erreur_bdd", ["message" => $requete->error]);
 }
 $requete->close();
+$id = transaction(1, $_POST["idCarte"], $solde);
 
 
-retour("ok");
+retour("ok", ["id" => $id]);
 
 ?>
diff --git a/api/commun.php b/api/commun.php
index fe76836..898e6f4 100644
--- a/api/commun.php
+++ b/api/commun.php
@@ -92,6 +92,17 @@ function clientExiste($idCarte) {
     $requete->close();
 }
 
+function transaction($type, $client, $montant = 0, $quantite = 0) {
+    global $db, $login;
+    $requete = $db->prepare("INSERT INTO Transactions (type, client, montant, quantite, utilisateur) VALUES (?, ?, ?, ?, ?)");
+    $requete->bind_param("sssss", $type, $client, $montant, $quantite, $login);
+    if (!$requete->execute()) {
+        retour("erreur_bdd", ["message" => $requete->error]);
+    }
+    $requete->close();
+    return $db->insert_id;
+}
+
 // Variables globales
 
 $login = "";
--
libgit2 0.21.2