# Path: turkish_morphology/fst.py
# _ROOT_DIR = pathlib.Path(__file__).parent.parent
# _FAR_PATH = os.path.join(_ROOT_DIR, "src", "analyzer", "bin", "turkish.far")
# _FST_NAME = "turkish_morphological_analyzer"
# ANALYZER = _read_fst(_FAR_PATH, _FST_NAME)
# def _read_fst(far_path: str, fst_name: str) -> _Fst:
# def compile(symbol_indices: Iterable[int], symbol_table: _SymbolTable) -> _Fst:
# def compose(this_fst: _Fst, that_fst: _Fst) -> _Fst:
# def extract_parses(
#     fst: _Fst,
#     state_index: int,
#     label_type: str,
#     symbol_table: Optional[_SymbolTable] = None,
#     symbol_indices: Optional[List[int]] = []) -> Generator[str, None, None]:
# 
# Path: turkish_morphology/pretty_print.py
# def _root(root: _Root) -> str:
# def _feature(feature: _Feature) -> str:
# def _affix(affix: _Affix, derivational: Optional[bool] = False) -> str:
# def _inflectional_group(ig: _Ig, position: int) -> str:
# def analysis(analysis: _Analysis) -> str:


import re
from typing import Generator
from turkish_morphology import analysis_pb2
from turkish_morphology import fst
from turkish_morphology import pretty_print
from external.org_openfst import pywrapfst
  """Generates the label indices for the symbols that construct the analysis."""
  human_readable = pretty_print.analysis(analysis)
  symbols = _SYMBOLS_REGEX.findall(human_readable)
  yield from map(symbol_table.find, symbols)


def surface_form(analysis: _Analysis) -> str:
  """Generates surface form for the given morphological analysis.

  This function assumes that input analysis protobuf is structurally
  well-formed, meaning that they should be first validated with
  //turkish_morphology:validate.py.

  Args:
    analysis: morphological analysis of a Turkish word from which surface form
      will be generated.

  Returns:
    Surface form of the Turkish word whose morphological analysis is the
    given morphological analysis. Returns an empty string if a surface form
    cannot be generated from the given morphological analysis.
  """
  symbol_table = fst.ANALYZER.input_symbols()
  symbol_indices = _symbol_indices(_add_proper(analysis), symbol_table)
  input_ = fst.compile(symbol_indices, symbol_table)
  output = fst.compose(fst.ANALYZER, input_)

  if output.start() == -1:  # has no path to the accept state.
    return ""


# Path: turkish_morphology/fst.py
# _ROOT_DIR = pathlib.Path(__file__).parent.parent
# _FAR_PATH = os.path.join(_ROOT_DIR, "src", "analyzer", "bin", "turkish.far")
# _FST_NAME = "turkish_morphological_analyzer"
# ANALYZER = _read_fst(_FAR_PATH, _FST_NAME)
# def _read_fst(far_path: str, fst_name: str) -> _Fst:
# def compile(symbol_indices: Iterable[int], symbol_table: _SymbolTable) -> _Fst:
# def compose(this_fst: _Fst, that_fst: _Fst) -> _Fst:
# def extract_parses(
#     fst: _Fst,
#     state_index: int,
#     label_type: str,
#     symbol_table: Optional[_SymbolTable] = None,
#     symbol_indices: Optional[List[int]] = []) -> Generator[str, None, None]:
# 
# Path: turkish_morphology/pretty_print.py
# def _root(root: _Root) -> str:
# def _feature(feature: _Feature) -> str:
# def _affix(affix: _Affix, derivational: Optional[bool] = False) -> str:
# def _inflectional_group(ig: _Ig, position: int) -> str:
# def analysis(analysis: _Analysis) -> str:


# Path: turkish_morphology/generate.py
import re
from typing import Generator
from turkish_morphology import analysis_pb2
from turkish_morphology import fst
from turkish_morphology import pretty_print
from external.org_openfst import pywrapfst

  """Generates the label indices for the symbols that construct the analysis."""
  human_readable = pretty_print.analysis(analysis)
  symbols = _SYMBOLS_REGEX.findall(human_readable)
  yield from map(symbol_table.find, symbols)


def surface_form(analysis: _Analysis) -> str:
  """Generates surface form for the given morphological analysis.

  This function assumes that input analysis protobuf is structurally
  well-formed, meaning that they should be first validated with
  //turkish_morphology:validate.py.

  Args:
    analysis: morphological analysis of a Turkish word from which surface form
      will be generated.

  Returns:
    Surface form of the Turkish word whose morphological analysis is the
    given morphological analysis. Returns an empty string if a surface form
    cannot be generated from the given morphological analysis.
  """
  symbol_table = fst.ANALYZER.input_symbols()
  symbol_indices = _symbol_indices(_add_proper(analysis), symbol_table)
  input_ = fst.compile(symbol_indices, symbol_table)
  output = fst.compose(fst.ANALYZER, input_)

  if output.start() == -1:  # has no path to the accept state.
    return ""


  surface_forms = fst.extract_parses(output, output.start(), "ilabel")