import json
from pathlib import Path

from ylff.utils.capture_bundle import CaptureBundle


def test_load_detailed_annotation_returns_model(tmp_path: Path):
    (tmp_path / "devices" / "iphone_a").mkdir(parents=True)
    (tmp_path / "annotations").mkdir(parents=True)

    (tmp_path / "devices" / "iphone_a" / "video.mov").write_bytes(b"x")
    (tmp_path / "devices" / "iphone_a" / "intrinsics.json").write_text(
        json.dumps({"fx": 100.0, "fy": 100.0, "cx": 4.0, "cy": 4.0})
    )
    (tmp_path / "devices" / "iphone_a" / "timestamps.json").write_text(json.dumps({"t": []}))

    ann = {
        "schema_version": "1.0",
        "capture_id": "cap_001",
        "segments": [],
        "scene_metadata": {"primary_type": "RESIDENTIAL_KITCHEN"},
        "quality_assessment": {"rating": "good"},
    }
    (tmp_path / "annotations" / "detailed_annotation.json").write_text(json.dumps(ann))

    manifest = {
        "schema_version": "1.0",
        "capture_id": "cap_001",
        "devices": [
            {
                "device_id": "iphone_a",
                "device_type": "iphone",
                "video_path": "devices/iphone_a/video.mov",
                "intrinsics_path": "devices/iphone_a/intrinsics.json",
                "timestamps_path": "devices/iphone_a/timestamps.json",
            }
        ],
        "annotations": {"detailed_annotation_path": "annotations/detailed_annotation.json"},
    }
    (tmp_path / "manifest.json").write_text(json.dumps(manifest))

    bundle = CaptureBundle.load(tmp_path)
    loaded = bundle.load_detailed_annotation()
    assert loaded is not None
    assert loaded.capture_id == "cap_001"