# Copyright 2019 The JAX Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from typing import Any

from .plugin_support import import_from_plugin

_cusparse = import_from_plugin("cuda", "_sparse")
_hipsparse = import_from_plugin("rocm", "_sparse")

cuda_is_supported = bool(_cusparse and _cusparse.sparse_supported)
rocm_is_supported = bool(_hipsparse and _hipsparse.sparse_supported)

def registrations() -> dict[str, list[tuple[str, Any, int]]]:
  registrations = {"CUDA": [], "ROCM": []}
  for platform, module in [("CUDA", _cusparse), ("ROCM", _hipsparse)]:
    if module:
      registrations[platform].extend(
          (name, value, int(name.endswith("_ffi")))
          for name, value in module.registrations().items())
  return registrations  # pytype: disable=bad-return-type