from __future__ import annotations

import unittest

from govoplan_core.core.navigation import (
    NavigationPreferences,
    navigation_preferences_from_settings,
    resolve_navigation_preferences,
    update_navigation_preferences,
)


class NavigationPreferenceTests(unittest.TestCase):
    def test_user_order_overrides_tenant_and_system_order(self) -> None:
        resolved = resolve_navigation_preferences(
            ("dashboard", "files", "mail", "campaign"),
            system=NavigationPreferences(order=("mail", "files")),
            tenant=NavigationPreferences(order=("campaign", "mail")),
            user=NavigationPreferences(order=("files", "campaign")),
        )

        self.assertEqual(
            ["files", "campaign", "mail", "dashboard"],
            [item.id for item in sorted(resolved.values(), key=lambda item: item.order)],
        )
        self.assertEqual("user", resolved["files"].order_source)
        self.assertEqual("user", resolved["campaign"].order_source)

    def test_lower_scope_cannot_hide_locked_item(self) -> None:
        resolved = resolve_navigation_preferences(
            ("dashboard", "files", "mail"),
            system=NavigationPreferences(locked=("dashboard",)),
            tenant=NavigationPreferences(hidden=("dashboard", "files"), locked=("mail",)),
            user=NavigationPreferences(hidden=("dashboard", "mail")),
        )

        self.assertTrue(resolved["dashboard"].visible)
        self.assertTrue(resolved["dashboard"].locked)
        self.assertEqual("system", resolved["dashboard"].lock_source)
        self.assertTrue(resolved["mail"].visible)
        self.assertEqual("tenant", resolved["mail"].lock_source)
        self.assertTrue(resolved["files"].visible)
        self.assertEqual("user", resolved["files"].visibility_source)

    def test_higher_scope_visibility_replaces_inherited_preference(self) -> None:
        resolved = resolve_navigation_preferences(
            ("files", "mail"),
            system=NavigationPreferences(hidden=("mail",)),
            tenant=NavigationPreferences(hidden=("files",)),
        )

        self.assertTrue(resolved["mail"].visible)
        self.assertFalse(resolved["files"].visible)
        self.assertEqual("tenant", resolved["mail"].visibility_source)

    def test_settings_round_trip_is_bounded_and_normalized(self) -> None:
        settings = update_navigation_preferences(
            {"unrelated": {"preserved": True}},
            NavigationPreferences(order=(" files ", "files", "mail"), hidden=("mail",)),
        )
        parsed = navigation_preferences_from_settings(settings)

        self.assertEqual(("files", "mail"), parsed.order if parsed else ())
        self.assertEqual(("mail",), parsed.hidden if parsed else ())
        self.assertEqual({"preserved": True}, settings["unrelated"])


if __name__ == "__main__":
    unittest.main()