#!/usr/bin/python3
# -*- coding: utf-8 -*-
from toolbox.torchaudio.configuration_utils import PretrainedConfig


class LstmConfig(PretrainedConfig):
    def __init__(self,
                 sample_rate: int = 8000,
                 segment_size: int = 32000,
                 nfft: int = 512,
                 win_size: int = 512,
                 hop_size: int = 256,
                 win_type: str = "hann",

                 hidden_size: int = 1024,
                 num_layers: int = 2,
                 dropout: float = 0.2,

                 min_snr_db: float = -10,
                 max_snr_db: float = 20,

                 max_epochs: int = 100,
                 batch_size: int = 4,
                 num_workers: int = 4,
                 seed: int = 1234,

                 lr: float = 0.001,
                 lr_scheduler: str = "CosineAnnealingLR",
                 lr_scheduler_kwargs: dict = None,

                 weight_decay: float = 0.00001,
                 clip_grad_norm: float = 10.,
                 eval_steps: int = 25000,

                 **kwargs
                 ):
        super(LstmConfig, self).__init__(**kwargs)
        self.sample_rate = sample_rate
        self.segment_size = segment_size
        self.nfft = nfft
        self.win_size = win_size
        self.hop_size = hop_size
        self.win_type = win_type

        self.hidden_size = hidden_size
        self.num_layers = num_layers
        self.dropout = dropout

        self.min_snr_db = min_snr_db
        self.max_snr_db = max_snr_db

        self.max_epochs = max_epochs
        self.batch_size = batch_size
        self.num_workers = num_workers
        self.seed = seed

        self.lr = lr
        self.lr_scheduler = lr_scheduler
        self.lr_scheduler_kwargs = lr_scheduler_kwargs or dict()

        self.weight_decay = weight_decay
        self.clip_grad_norm = clip_grad_norm
        self.eval_steps = eval_steps


def main():
    config = LstmConfig()
    config.to_yaml_file("config.yaml")
    return


if __name__ == "__main__":
    main()