from led_platform.domain import CommandEnvelope, CommandType, PerformanceSample
from led_platform.services.sync_coordinator import SyncCoordinator


def test_sync_coordinator_marks_command_complete_after_both_tiles_ack():
    coordinator = SyncCoordinator(["left", "right"], command_ttl_seconds=30)
    message = CommandEnvelope(
        type=CommandType.COMMIT_SCENE,
        payload={"apply_at_ms": 2000, "state": {"active_scene_id": "overview"}},
    )
    record = coordinator.register_command(message, message.payload)

    assert not record.complete

    coordinator.ack(
        {
            "command_id": message.command_id,
            "node_id": "left-node",
            "tile_id": "left",
            "status": "committed",
        }
    )
    assert not coordinator.status()["commands"][0]["complete"]

    coordinator.ack(
        {
            "command_id": message.command_id,
            "node_id": "right-node",
            "tile_id": "right",
            "status": "committed",
        }
    )
    assert coordinator.status()["commands"][0]["complete"]


def test_sync_coordinator_tracks_node_clock_and_frame_metrics():
    coordinator = SyncCoordinator(["left", "right"], command_ttl_seconds=30)
    coordinator.connect_node(node_id="left-node", tile_id="left", app_version="test")
    coordinator.clock_quality("left-node", clock_offset_ms=2.5, rtt_ms=6.0)
    coordinator.telemetry(
        PerformanceSample(
            node_id="left-node",
            tile_id="left",
            fps=59.4,
            frame_time_ms=16.1,
            dropped_frames=1,
        )
    )

    node = coordinator.status()["nodes"][0]
    assert node["clock_offset_ms"] == 2.5
    assert node["rtt_ms"] == 6.0
    assert node["fps"] == 59.4
    assert node["frame_time_ms"] == 16.1