import requests
import fire 
import pickle 
from io import BytesIO
import numpy as np
from spconv.constants import PACKAGE_ROOT

RAW_PC_PATH = "https://raw.githubusercontent.com/traveller59/spconv/v2.1.10/test/data/test_spconv.pkl"

def get_voxel_data():
    editable_test_data_path = PACKAGE_ROOT.parent / "test/data/test_spconv.pkl"
    if editable_test_data_path.exists():
        with editable_test_data_path.open("rb") as f:
            return pickle.load(f)
    ff = BytesIO()
    with requests.get(RAW_PC_PATH, stream=True) as req:
        req.raise_for_status()
        for chunk in req.iter_content(chunk_size=8192): 
            ff.write(chunk)
    ff.seek(0) 
    (voxels, coors, spatial_shape) = pickle.load(ff)
    return voxels, coors, spatial_shape

def get_pc_data():
    editable_test_data_path = PACKAGE_ROOT.parent / "test/data/benchmark-pc.npz"
    if editable_test_data_path.exists():
        pc = np.load(str(editable_test_data_path))["pc"]
        return pc 
    ff = BytesIO()
    with requests.get(RAW_PC_PATH, stream=True) as req:
        req.raise_for_status()
        for chunk in req.iter_content(chunk_size=8192): 
            ff.write(chunk)
    ff.seek(0) 
    pc = np.load(ff)["pc"]
    return pc

if __name__ == "__main__":
    pc = get_pc_data()
    print(pc[:10])