# Copyright 2025 Google LLC
#
# 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.

# pylint: disable=C0330, g-bad-import-order, g-multiple-import

from collections.abc import Sequence

import dotenv
import fastapi
from typing_extensions import TypedDict

from bach import Bach

dotenv.load_dotenv()

app = fastapi.FastAPI()

bach = Bach()


class BachPostRequest(TypedDict):
  """Specifies structure of request for interacting with Bach."""

  type: str
  accounts: Sequence[str]


@app.post('/')
def interact(
  request: BachPostRequest = fastapi.Body(embed=True),
) -> str:
  """Interacts with Bach."""
  (
    bach.with_type(request.get('type'))
    .with_accounts(*request.get('accounts'), expand_mcc=True)
    .add_rules('clicks > 1')
    .fetch()
    .apply()
    .notify()
  )
  return 'success'
