import pytest

from iti.config import BaseConfig
from iti.modules import ModuleMenuSeed, ModulePermission, ModuleRegistry
from iti import create_app


class DemoModule:
    name = "demo"

    def register_permissions(self, app):
        app.state.iti_modules.register_permission(ModulePermission("demo.read", "Demo Read"))

    def register_menu_seed(self, app):
        app.state.iti_modules.register_menu_seed(
            ModuleMenuSeed(id="demo", name="Demo", type="menu", sort=10)
        )


def test_module_registry_rejects_duplicate_names():
    registry = ModuleRegistry()
    registry.register(DemoModule())

    with pytest.raises(ValueError, match="already registered"):
        registry.register(DemoModule())


def test_create_app_runs_module_registration():
    app = create_app(
        modules=[DemoModule()],
        config_mapping=BaseConfig(database_url="sqlite+pysqlite:///:memory:"),
    )

    registry = app.state.iti_modules
    assert registry.permissions["demo.read"].name == "Demo Read"
    assert registry.list_menu_seeds()[0].id == "demo"