fix from copilot

server/models/users.js

@@ -25,6 +25,7 @@ class Users {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const existingUser = await userCollection.findOne({ email: userInfos.email });
@@ -51,13 +52,17 @@ class Users {
 
       // TODO: verif if inserted properly...
       return user;
+    } finally {
+      await this.db.close();
+    }
   }
 
   async login(email, password) {
     console.log(`models/users: login: email: ${email}, password: ${password}`);
-    try {
     await this.db.connect();
     const conn = this.db.getConnection();
+
+    try {
       const userCollection = conn.collection("users");
 
       const user = await userCollection.findOne({ email: email });
@@ -80,6 +85,8 @@ class Users {
     } catch (error) {
       console.error(error);
       throw error; 
+    } finally {
+      await this.db.close();
     }
   }
 
@@ -93,6 +100,7 @@ class Users {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const hashedPassword = await this.hashPassword(newPassword);
@@ -105,12 +113,16 @@ class Users {
       if (result.modifiedCount != 1) return null;
 
       return newPassword;
+    } finally {
+      await this.db.close();
+    }
   }
 
   async delete(email) {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const result = await userCollection.deleteOne({ email });
@@ -118,12 +130,16 @@ class Users {
       if (result.deletedCount != 1) return false;
 
       return true;
+    } finally {
+      await this.db.close();
+    }
   }
 
   async getId(email) {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const user = await userCollection.findOne({ email: email });
@@ -133,12 +149,16 @@ class Users {
       }
 
       return user._id;
+    } finally {
+      await this.db.close();
+    }
   }
 
   async getById(id) {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const user = await userCollection.findOne({ _id: id });
@@ -148,12 +168,16 @@ class Users {
       }
 
       return user;
+    } finally {
+      await this.db.close();
+    }
   }
 
   async editUser(userInfo) {
     await this.db.connect();
     const conn = this.db.getConnection();
 
+    try {
       const userCollection = conn.collection("users");
 
       const user = await userCollection.findOne({ _id: userInfo.id });
@@ -175,6 +199,9 @@ class Users {
       }
 
       return false;
+    } finally {
+      await this.db.close();
+    }
   }
 }