finished rewriting socket but it isn't working 😊

database/contacts.go

@@ -347,3 +347,17 @@ func ContactSuggestion(db *sql.DB, contactUsername string) ([]string, error) {
 	}
 	return suggestions, nil
 }
+
+func UpdateContactStatus(db *sql.DB, userID uuid.UUID, conversationID uuid.UUID, lastReadMessageID int) error {
+	query := `
+  	  UPDATE Memberships 
+  	  SET last_read_message_id = $1
+  	  WHERE user_id = $2
+  	  AND conversation_id = $3;  
+  	`
+	_, err := db.Exec(query, lastReadMessageID, userID, conversationID)
+	if err != nil {
+		return fmt.Errorf("failed to update contact status: %w", err)
+	}
+	return nil
+}

database/groups.go

@@ -170,6 +170,11 @@ func RemoveUserFromGroup(db *sql.DB, userID uuid.UUID, groupID uuid.UUID) (strin
   	  WHERE conversation_id = $1 AND user_id = $2;
   	`
 
+	removeAdministratorPermissionsQuery := `
+      DELETE FROM GroupAdmins
+      WHERE conversation_id = $1 AND user_id = $2;
+    `
+
 	isOwner, err := IsGroupOwner(db, userID, groupID)
 	if err != nil {
 		return "Failed to remove user from group", fmt.Errorf("failed to check if user is group owner: %w", err)
@@ -188,6 +193,12 @@ func RemoveUserFromGroup(db *sql.DB, userID uuid.UUID, groupID uuid.UUID) (strin
 	if rowsAffected == 0 {
 		return "User is not a member of the group", nil
 	}
+
+	// If user is an admin, remove admin permissions
+	_, err = db.Exec(removeAdministratorPermissionsQuery, groupID, userID)
+	if err != nil {
+		return "Failed to remove user from group", fmt.Errorf("failed to remove admin permissions: %w", err)
+	}
 	return "Successfully removed user from group", nil
 }
 
@@ -207,3 +218,34 @@ func IsGroupOwner(db *sql.DB, userID uuid.UUID, groupID uuid.UUID) (bool, error)
 	}
 	return isOwner, nil
 }
+
+func AddAdministrator(db *sql.DB, userID uuid.UUID, groupID uuid.UUID, grantedBy uuid.UUID) (string, error) {
+	query := `
+    INSERT INTO GroupAdmins (conversation_id, user_id, granted_by, is_owner)
+    VALUES ($1, $2, $3, false)
+    RETURNING granted_at;
+  `
+	isOwner, err := IsGroupOwner(db, grantedBy, groupID)
+	if err != nil {
+		return "Failed to add administrator", err
+	}
+	if !isOwner {
+		return "You are not the group owner", nil
+	}
+
+	isMember, err := IsMember(db, userID, groupID)
+	if err != nil {
+		return "Failed to add administrator", err
+	}
+	if !isMember {
+		return "User is not a member of the group", nil
+	}
+
+	var grantedAt string
+	err = db.QueryRow(query, groupID, userID, grantedBy).Scan(&grantedAt)
+	if err != nil {
+		return "Failed to add administrator", fmt.Errorf("failed to add administrator: %w", err)
+	}
+	return "Successfully added administrator", nil
+
+}