Add cli commands for user management

mft/cli.py

@@ -36,16 +36,19 @@ def parse_args() -> argparse.Namespace:
         "--debug", action="store_true", help="Run in debug mode with auto-reload"
     )
 
-    # db subcommand with nested operations
+    # db (init, backup) subcommands
     db_parser = subparsers.add_parser("db", help="Database operations")
     db_subparsers = db_parser.add_subparsers(dest="db_command", required=True)
-
-    # db init
     db_init_parser = db_subparsers.add_parser("init", help="Initialize database")
-
-    # db backup
     db_backup_parser = db_subparsers.add_parser("backup", help="Create database backup")
 
+    # user (list, add) subcommands
+    user_parser = subparsers.add_parser("user", help="User management")
+    user_subparsers = user_parser.add_subparsers(dest="user_command", required=True)
+    user_list_parser = user_subparsers.add_parser("list", help="List all users")
+    user_add_parser = user_subparsers.add_parser("add", help="Add a new user")
+    user_add_parser.add_argument("name", type=str, help="User name")
+
     return transform_args(parser.parse_args())
 
 
@@ -73,6 +76,8 @@ def main():
         run_command(args, settings)
     elif args.command == "db":
         db_command(args, settings)
+    elif args.command == "user":
+        user_command(args, settings)
 
 
 def run_command(args, settings):
@@ -138,5 +143,69 @@ def db_backup_command(args, settings):
         sys.exit(1)
 
 
+def user_command(args, settings):
+    if args.user_command == "list":
+        user_list_command(args, settings)
+    elif args.user_command == "add":
+        user_add_command(args, settings)
+
+
+def user_list_command(args, settings):
+    from mft.database import get_db
+
+    with get_db() as conn:
+        cursor = conn.cursor()
+        # Get all users with count of active tokens
+        cursor.execute(
+            """
+            SELECT
+                u.id,
+                u.name,
+                COUNT(CASE WHEN a.enabled = 1 THEN 1 END) as active_tokens
+            FROM user u
+            LEFT JOIN auth a ON u.id = a.uid
+            GROUP BY u.id, u.name
+            ORDER BY u.id
+        """
+        )
+        users = cursor.fetchall()
+
+    if not users:
+        print("No users found.")
+        return
+
+    print(f"{'ID':<5} {'Name':<20} {'Active Tokens':<15}")
+    print("-" * 40)
+
+    for user in users:
+        user_id = user[0]
+        name = user[1]
+        active_tokens = user[2]
+        print(f"{user_id:<5} {name:<20} {active_tokens:<15}")
+
+    print(f"\nTotal users: {len(users)}")
+
+
+def user_add_command(args, settings):
+    from mft.database import get_db
+
+    with get_db() as conn:
+        cursor = conn.cursor()
+        try:
+            cursor.execute("INSERT INTO user (name) VALUES (?)", (args.name,))
+            conn.commit()
+            user_id = cursor.lastrowid
+            print(f"User '{args.name}' created successfully with ID: {user_id}")
+        except sqlite3.IntegrityError as e:
+            if "UNIQUE constraint failed" in str(e):
+                print(
+                    f"Error: User with name '{args.name}' already exists.",
+                    file=sys.stderr,
+                )
+            else:
+                print(f"Error: {e}", file=sys.stderr)
+            sys.exit(1)
+
+
 if __name__ == "__main__":
     main()