Improve password change flow

src/main.py

@@ -24,7 +24,11 @@ from seedpass.core.manager import PasswordManager
 from nostr.client import NostrClient
 from seedpass.core.entry_types import EntryType
 from constants import INACTIVITY_TIMEOUT, initialize_app
-from utils.password_prompt import PasswordPromptError
+from utils.password_prompt import (
+    PasswordPromptError,
+    prompt_existing_password,
+    prompt_new_password,
+)
 from utils import (
     timed_input,
     copy_to_clipboard,
@@ -986,7 +990,16 @@ def handle_settings(password_manager: PasswordManager) -> None:
         elif choice == "2":
             handle_nostr_menu(password_manager)
         elif choice == "3":
-            password_manager.change_password()
+            try:
+                old_pw = prompt_existing_password("Enter your current password: ")
+                new_pw = prompt_new_password()
+                password_manager.change_password(old_pw, new_pw)
+            except ValueError:
+                print(colored("Incorrect password.", "red"))
+            except PasswordPromptError:
+                pass
+            except Exception as e:
+                print(colored(f"Error: {e}", "red"))
             pause()
         elif choice == "4":
             password_manager.handle_verify_checksum()

src/tests/test_settings_menu.py

@@ -98,3 +98,42 @@ def test_settings_menu_additional_backup(monkeypatch):
             with patch("builtins.input", side_effect=lambda *_: next(inputs)):
                 main.handle_settings(pm)
         handler.assert_called_once_with(pm)
+
+
+def test_settings_menu_change_password(monkeypatch):
+    with TemporaryDirectory() as tmpdir:
+        tmp_path = Path(tmpdir)
+        pm, _, _ = setup_pm(tmp_path, monkeypatch)
+        calls: list[tuple[str, str]] = []
+        pm.change_password = lambda old, new: calls.append((old, new))
+
+        inputs = iter(["3", ""])
+        monkeypatch.setattr(main, "prompt_existing_password", lambda *_: "oldpw")
+        monkeypatch.setattr(main, "prompt_new_password", lambda *_: "newpw")
+        monkeypatch.setattr(main, "pause", lambda: None)
+
+        with patch("builtins.input", side_effect=lambda *_: next(inputs)):
+            main.handle_settings(pm)
+
+        assert calls == [("oldpw", "newpw")]
+
+
+def test_settings_menu_change_password_incorrect(monkeypatch, capsys):
+    with TemporaryDirectory() as tmpdir:
+        tmp_path = Path(tmpdir)
+        pm, _, _ = setup_pm(tmp_path, monkeypatch)
+
+        def fail_change(old, new):
+            raise ValueError("Incorrect password")
+
+        pm.change_password = fail_change
+        inputs = iter(["3", ""])
+        monkeypatch.setattr(main, "prompt_existing_password", lambda *_: "badpw")
+        monkeypatch.setattr(main, "prompt_new_password", lambda *_: "newpw")
+        monkeypatch.setattr(main, "pause", lambda: None)
+
+        with patch("builtins.input", side_effect=lambda *_: next(inputs)):
+            main.handle_settings(pm)
+
+        out = capsys.readouterr().out
+        assert "Incorrect password" in out