# -*- coding: utf-8 -*-
# Copyright 2023 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
#
#     http://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.
"""The compile command."""
from __future__ import annotations

from typing import Sequence
from google.generativeai.notebook import command
from google.generativeai.notebook import command_utils
from google.generativeai.notebook import ipython_env
from google.generativeai.notebook import model_registry
from google.generativeai.notebook import parsed_args_lib
from google.generativeai.notebook import post_process_utils
from google.generativeai.notebook import py_utils


class CompileCommand(command.Command):
  """Implementation of the "compile" command."""

  def __init__(
      self,
      models: model_registry.ModelRegistry,
      env: ipython_env.IPythonEnv | None = None,
  ):
    """Constructor.

    Args:
      models: ModelRegistry instance.
      env: The IPythonEnv environment.
    """
    super().__init__()
    self._models = models
    self._ipython_env = env

  def execute(
      self,
      parsed_args: parsed_args_lib.ParsedArgs,
      cell_content: str,
      post_processing_fns: Sequence[post_process_utils.ParsedPostProcessExpr],
  ) -> str:
    llm_fn = command_utils.create_llm_function(
        models=self._models,
        env=self._ipython_env,
        parsed_args=parsed_args,
        cell_content=cell_content,
        post_processing_fns=post_processing_fns,
    )

    py_utils.set_py_var(parsed_args.compile_save_name, llm_fn)
    return "Saved function to Python variable: {}".format(
        parsed_args.compile_save_name
    )

  def parse_post_processing_tokens(
      self, tokens: Sequence[Sequence[str]]
  ) -> Sequence[post_process_utils.ParsedPostProcessExpr]:
    return post_process_utils.resolve_post_processing_tokens(tokens)