# This file is part of Gajim.
#
# Gajim is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Gajim is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Gajim. If not, see <http://www.gnu.org/licenses/>.

import logging
import typing
from dataclasses import dataclass
from pathlib import Path

from ..helper import Results
from .model_settings import FasterWhisperSettings
from .model_template import Model

log = logging.getLogger('gajim.p.sttvm_faster_whisper')

try:
    import faster_whisper
except ModuleNotFoundError:
    if typing.TYPE_CHECKING:
        import faster_whisper

@dataclass
class Configuration:
    model_size: str

class FasterWhisperModel(Model):
    def __init__(self):
        self._result: str = ''
        self._config = FasterWhisperSettings()

    @property
    def result(self) -> str:
        return self._result

    def transcribe(self, result: Results, audio_file: Path) -> None:
        model = faster_whisper.WhisperModel(self._config.model_size, compute_type="float32")
        log.debug('model size is used = %s', self._config.model_size)
        segments, _ = model.transcribe(audio_file)
        segments = list(segments)
        result.text = ''
        log.debug('segments = %s', segments)
        for segment in segments:
            result.text += segment.text
            print("[%.2fs -> %.2fs] %s" % (
            segment.start, segment.end, segment.text))

    def set_config(self, config: FasterWhisperSettings) -> None:
        self._config = config