// 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.
//
// Copyright 2005-2010 Google, Inc.
// Author: jpr@google.com (Jake Ratkiewicz)

// Definitions of 'scriptable' versions of FAR operations, that is,
// those that can be called with FstClass-type arguments.

#include <fst/extensions/far/farscript.h>
#include <fst/script/script-impl.h>
#include <fst/extensions/far/far.h>

namespace fst {
namespace script {

void FarCompileStrings(const vector<string> &in_fnames,
                       const string &out_fname,
                       const string &arc_type,
                       const string &fst_type,
                       const FarType &far_type,
                       int32 generate_keys,
                       FarEntryType fet,
                       FarTokenType tt,
                       const string &symbols_fname,
                       const string &unknown_symbol,
                       bool keep_symbols,
                       bool initial_symbols,
                       bool allow_negative_labels,
                       bool file_list_input,
                       const string &key_prefix,
                       const string &key_suffix) {
  FarCompileStringsArgs args(in_fnames, out_fname, fst_type, far_type,
                             generate_keys, fet, tt, symbols_fname,
                             unknown_symbol, keep_symbols, initial_symbols,
                             allow_negative_labels, file_list_input,
                             key_prefix, key_suffix);

  Apply<Operation<FarCompileStringsArgs> >("FarCompileStrings", arc_type,
                                           &args);
}

void FarCreate(const vector<string> &in_fnames,
               const string &out_fname,
               const string &arc_type,
               const int32 generate_keys,
               const bool file_list_input,
               const FarType &far_type,
               const string &key_prefix,
               const string &key_suffix) {
  FarCreateArgs args(in_fnames, out_fname, generate_keys, file_list_input,
                     far_type, key_prefix, key_suffix);

  Apply<Operation<FarCreateArgs> >("FarCreate", arc_type, &args);
}

bool FarEqual(const string &filename1, const string &filename2,
              const string &arc_type, float delta,
              const string &begin_key, const string &end_key) {
  FarEqualInnerArgs args(filename1, filename2, delta, begin_key, end_key);
  FarEqualArgs args_with_retval(args);

  Apply<Operation<FarEqualArgs> >("FarEqual", arc_type, &args_with_retval);
  return args_with_retval.retval;
}

void FarExtract(const vector<string> &ifilenames,
                const string &arc_type,
                int32 generate_filenames,
                const string &keys,
                const string &key_separator,
                const string &range_delimiter,
                const string &filename_prefix,
                const string &filename_suffix) {
  FarExtractArgs args(ifilenames, generate_filenames, keys,
                      key_separator, range_delimiter,
                      filename_prefix, filename_suffix);

  Apply<Operation<FarExtractArgs> >("FarExtract", arc_type, &args);
}

void FarInfo(const vector<string> &filenames,
             const string &arc_type,
             const string &begin_key,
             const string &end_key,
             const bool list_fsts) {
  FarInfoArgs args(filenames, begin_key, end_key, list_fsts);

  Apply<Operation<FarInfoArgs> >("FarInfo", arc_type, &args);
}

void FarPrintStrings(const vector<string> &ifilenames,
                     const string &arc_type,
                     const FarEntryType entry_type,
                     const FarTokenType token_type,
                     const string &begin_key,
                     const string &end_key,
                     const bool print_key,
                     const bool print_weight,
                     const string &symbols_fname,
                     const bool initial_symbols,
                     const int32 generate_filenames,
                     const string &filename_prefix,
                     const string &filename_suffix) {
  FarPrintStringsArgs args(ifilenames, entry_type, token_type,
                           begin_key, end_key, print_key, print_weight,
                           symbols_fname, initial_symbols, generate_filenames,
                           filename_prefix, filename_suffix);

  Apply<Operation<FarPrintStringsArgs> >("FarPrintStrings", arc_type,
                                         &args);
}

// Instantiate all templates for common arc types.

REGISTER_FST_FAR_OPERATIONS(StdArc);
REGISTER_FST_FAR_OPERATIONS(LogArc);
REGISTER_FST_FAR_OPERATIONS(Log64Arc);

}  // namespace script
}  // namespace fst