from __future__ import annotations

from pathlib import Path


def test_mission_core_frontend_has_single_plugin_composition_root() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    source_root = repository_root / "apps" / "control-station" / "src"
    composition = source_root / "composition" / "devicePlugins.ts"
    forbidden_import = "device-plugins/xgrids-k1"

    imports = [
        path.relative_to(source_root).as_posix()
        for path in source_root.rglob("*.ts*")
        if forbidden_import in path.read_text("utf-8")
    ]

    assert imports == [composition.relative_to(source_root).as_posix()]


def test_mission_core_shell_does_not_know_xgrids_wire_fields() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    source_root = repository_root / "apps" / "control-station" / "src"
    core_paths = [
        source_root / "App.tsx",
        source_root / "presentation.ts",
        source_root / "productModel.ts",
        source_root / "components",
        source_root / "core",
        source_root / "workspaces",
    ]
    forbidden_tokens = ("k1_ip", "likely_k1", "useK1Console", "rerun_grpc_url")

    checked_files: list[Path] = []
    for path in core_paths:
        if path.is_dir():
            checked_files.extend(path.rglob("*.ts*"))
        else:
            checked_files.append(path)

    violations = {
        path.relative_to(source_root).as_posix(): token
        for path in checked_files
        for token in forbidden_tokens
        if token in path.read_text("utf-8")
    }

    assert violations == {}


def test_xgrids_client_uses_manifest_identity_and_plugin_scoped_events() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    plugin_root = (
        repository_root / "apps" / "control-station" / "src" / "device-plugins" / "xgrids-k1"
    )
    api_source = (plugin_root / "api.ts").read_text("utf-8")
    manifest_source = (plugin_root / "manifest.ts").read_text("utf-8")

    assert "nodedc.device.xgrids-lixelkity-k1" not in api_source
    assert 'new URL("/api/events"' not in api_source
    assert "/api/v1/device-plugins/" in api_source
    assert "parseDevicePluginManifest" in manifest_source


def test_backend_host_has_no_concrete_xgrids_imports() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    app_source = (repository_root / "src" / "k1link" / "web" / "app.py").read_text("utf-8")

    assert "xgrids" not in app_source.lower()
    assert "k1_ip" not in app_source
    assert "Bleak" not in app_source


def test_model_switch_is_guarded_by_plugin_deactivation() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    frontend_root = repository_root / "apps" / "control-station" / "src"
    host_source = (frontend_root / "core" / "device-plugins" / "DevicePluginHost.tsx").read_text(
        "utf-8"
    )
    xgrids_runtime = (
        frontend_root / "device-plugins" / "xgrids-k1" / "runtimeContext.tsx"
    ).read_text("utf-8")

    deactivation_guard = "if (!(await deactivate()))"
    assert "if (current && !deactivate)" in host_source
    assert deactivation_guard in host_source
    assert host_source.index(deactivation_guard) < host_source.index(
        "setSelectedModelId(nextModelId)"
    )
    assert "catch" in host_source
    assert "selectionTransitionError" in host_source
    assert "return controller.stop();" in xgrids_runtime


def test_xgrids_frontend_uses_semantic_acquisition_actions_and_stable_identity() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    plugin_root = (
        repository_root / "apps" / "control-station" / "src" / "device-plugins" / "xgrids-k1"
    )
    manifest_source = (plugin_root / "manifest.ts").read_text("utf-8")
    api_source = (plugin_root / "api.ts").read_text("utf-8")
    hook_source = (plugin_root / "useXgridsK1Runtime.ts").read_text("utf-8")
    runtime_source = (plugin_root / "runtimeContext.tsx").read_text("utf-8")

    for action in ("acquisition.prepare", "acquisition.start", "acquisition.stop"):
        assert action in manifest_source
    assert "prepareAcquisition" in api_source
    assert "startAcquisition" in api_source
    assert hook_source.index("xgridsK1Api.prepareAcquisition") < hook_source.index(
        "xgridsK1Api.startAcquisition"
    )
    assert 'mode: "capture-only"' in hook_source
    assert "state.device_ref" in runtime_source
    assert "instanceId: deviceRef.device_id" in runtime_source
    assert "acquisition?.acquisition_id" in runtime_source
    assert "instanceId: state.selected_device_id" not in runtime_source
    assert 'id: "xgrids-k1-rerun-live"' not in runtime_source


def test_xgrids_live_copy_does_not_claim_software_controls_the_physical_scanner() -> None:
    repository_root = Path(__file__).resolve().parents[1]
    connection_source = (
        repository_root
        / "apps"
        / "control-station"
        / "src"
        / "device-plugins"
        / "xgrids-k1"
        / "XgridsK1Connection.tsx"
    ).read_text("utf-8")

    assert "Подготовить приём данных" in connection_source
    assert "Программная команда запуска на K1 пока не отправляется" in connection_source
    assert "Остановить локальный приём" in connection_source
    assert "Физическое состояние сканера остаётся неизвестным" in connection_source