import tempfile
import unittest
from datetime import datetime, timezone
from pathlib import Path, PurePosixPath

from archive_clients.config import RootMapping
from archive_clients.routes import discover_routes
from archive_control.v1 import route_pb2


class RouteDiscoveryTests(unittest.TestCase):
    def test_pairwise_routes_are_discovered_and_unsafe_folders_ignored(self):
        with tempfile.TemporaryDirectory() as directory:
            roots = RootMapping(PurePosixPath("/sync"), Path(directory))
            configuration = {"folders": [
                {
                    "id": "route-b", "path": "/sync/routes/b",
                    "type": "sendreceive",
                    "devices": [{"deviceID": "LOCAL"}, {"deviceID": "PEER"}],
                    "label": "Archive Control route-b",
                },
                {
                    "id": "route-a", "path": "/sync/routes/a",
                    "type": "sendonly",
                    "devices": [{"deviceID": "LOCAL"}, {"deviceID": "PEER"}],
                },
                {
                    "id": "outside", "path": "/other/path",
                    "type": "sendreceive", "devices": [],
                },
            ]}
            routes = discover_routes(
                configuration, "LOCAL", roots, True,
                datetime(2026, 1, 2, tzinfo=timezone.utc),
            )
        self.assertEqual([route.route_id for route in routes], ["route-a", "route-b"])
        self.assertEqual(routes[0].state, route_pb2.ROUTE_STATE_UNSUPPORTED)
        self.assertEqual(routes[1].state, route_pb2.ROUTE_STATE_DISCOVERED)
        self.assertEqual(list(routes[1].peer_syncthing_device_ids), ["PEER"])
        self.assertEqual(routes[1].local_relative_path, "routes/b")
        self.assertFalse(routes[1].archive_control_created)

    def test_home_relative_paths_are_normalized_under_api_root(self):
        with tempfile.TemporaryDirectory() as directory:
            roots = RootMapping(PurePosixPath("/var/syncthing"), Path(directory))
            routes = discover_routes(
                {"folders": [{
                    "id": "DownloadsSync",
                    "path": "~/DownloadsSync",
                    "type": "sendreceive",
                    "devices": [
                        {"deviceID": "LOCAL"},
                        {"deviceID": "ARCHIVE"},
                    ],
                }]},
                "LOCAL",
                roots,
                True,
            )
        self.assertEqual(len(routes), 1)
        self.assertEqual(routes[0].route_id, "DownloadsSync")
        self.assertEqual(routes[0].local_relative_path, "DownloadsSync")
        self.assertEqual(routes[0].state, route_pb2.ROUTE_STATE_DISCOVERED)


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