import os
import sys
from dotenv import load_dotenv

now_dir = os.getcwd()
sys.path.append(now_dir)
load_dotenv()
load_dotenv("sha256.env")

if sys.platform == "darwin":
    os.environ["PYTORCH_ENABLE_MPS_FALLBACK"] = "1"

from infer.modules.vc import VC, show_info, hash_similarity
from infer.modules.uvr5.modules import uvr
from infer.lib.train.process_ckpt import (
    change_info,
    extract_small_model,
    merge,
)
from i18n.i18n import I18nAuto
from configs import Config
from sklearn.cluster import MiniBatchKMeans
import torch, platform
import numpy as np
import gradio as gr
import faiss
import pathlib
import json
from time import sleep
from subprocess import Popen
from random import shuffle
import warnings
import traceback
import threading
import shutil
import logging


logging.getLogger("numba").setLevel(logging.WARNING)
logging.getLogger("httpx").setLevel(logging.WARNING)

logger = logging.getLogger(__name__)

tmp = os.path.join(now_dir, "TEMP")
shutil.rmtree(tmp, ignore_errors=True)
os.makedirs(tmp, exist_ok=True)
os.makedirs(os.path.join(now_dir, "logs"), exist_ok=True)
os.makedirs(os.path.join(now_dir, "assets/weights"), exist_ok=True)
os.environ["TEMP"] = tmp
warnings.filterwarnings("ignore")
torch.manual_seed(114514)


config = Config()
vc = VC(config)

if not config.nocheck:
    from infer.lib.rvcmd import check_all_assets, download_all_assets

    if not check_all_assets(update=config.update):
        if config.update:
            download_all_assets(tmpdir=tmp)
            if not check_all_assets(update=config.update):
                logging.error("counld not satisfy all assets needed.")
                exit(1)

if config.dml == True:

    def forward_dml(ctx, x, scale):
        ctx.scale = scale
        res = x.clone().detach()
        return res

    import fairseq

    fairseq.modules.grad_multiply.GradMultiply.forward = forward_dml

i18n = I18nAuto()
logger.info(i18n)
# 判断是否有能用来训练和加速推理的N卡
ngpu = torch.cuda.device_count()
gpu_infos = []
mem = []
if_gpu_ok = False

if torch.cuda.is_available() or ngpu != 0:
    for i in range(ngpu):
        gpu_name = torch.cuda.get_device_name(i)
        if any(
            value in gpu_name.upper()
            for value in [
                "10",
                "16",
                "20",
                "30",
                "40",
                "A2",
                "A3",
                "A4",
                "P4",
                "A50",
                "500",
                "A60",
                "70",
                "80",
                "90",
                "M4",
                "T4",
                "TITAN",
                "4060",
                "L",
                "6000",
            ]
        ):
            # A10#A100#V100#A40#P40#M40#K80#A4500
            if_gpu_ok = True  # 至少有一张能用的N卡
            gpu_infos.append("%s\t%s" % (i, gpu_name))
            mem.append(
                int(
                    torch.cuda.get_device_properties(i).total_memory
                    / 1024
                    / 1024
                    / 1024
                    + 0.4
                )
            )
if if_gpu_ok and len(gpu_infos) > 0:
    gpu_info = "\n".join(gpu_infos)
    default_batch_size = min(mem) // 2
else:
    gpu_info = i18n(
        "Unfortunately, there is no compatible GPU available to support your training."
    )
    default_batch_size = 1
gpus = "-".join([i[0] for i in gpu_infos])


weight_root = os.getenv("weight_root")
weight_uvr5_root = os.getenv("weight_uvr5_root")
index_root = os.getenv("index_root")
outside_index_root = os.getenv("outside_index_root")

names = []
for name in os.listdir(weight_root):
    if name.endswith(".pth"):
        names.append(name)
index_paths = []


def lookup_indices(index_root):
    global index_paths
    for root, dirs, files in os.walk(index_root, topdown=False):
        for name in files:
            if name.endswith(".index") and "trained" not in name:
                index_paths.append("%s/%s" % (root, name))


lookup_indices(index_root)
lookup_indices(outside_index_root)
uvr5_names = []
for name in os.listdir(weight_uvr5_root):
    if name.endswith(".pth") or "onnx" in name:
        uvr5_names.append(name.replace(".pth", ""))


def change_choices():
    names = []
    for name in os.listdir(weight_root):
        if name.endswith(".pth"):
            names.append(name)
    index_paths = []
    for root, dirs, files in os.walk(index_root, topdown=False):
        for name in files:
            if name.endswith(".index") and "trained" not in name:
                index_paths.append("%s/%s" % (root, name))
    return {"choices": sorted(names), "__type__": "update"}, {
        "choices": sorted(index_paths),
        "__type__": "update",
    }


def clean():
    return {"value": "", "__type__": "update"}


def export_onnx(ModelPath, ExportedPath):
    from rvc.onnx import export_onnx as eo

    eo(ModelPath, ExportedPath)


sr_dict = {
    "32k": 32000,
    "40k": 40000,
    "48k": 48000,
}


def if_done(done, p):
    while 1:
        if p.poll() is None:
            sleep(0.5)
        else:
            break
    done[0] = True


def if_done_multi(done, ps):
    while 1:
        # poll==None代表进程未结束
        # 只要有一个进程未结束都不停
        flag = 1
        for p in ps:
            if p.poll() is None:
                flag = 0
                sleep(0.5)
                break
        if flag == 1:
            break
    done[0] = True


def preprocess_dataset(trainset_dir, exp_dir, sr, n_p):
    sr = sr_dict[sr]
    os.makedirs("%s/logs/%s" % (now_dir, exp_dir), exist_ok=True)
    f = open("%s/logs/%s/preprocess.log" % (now_dir, exp_dir), "w")
    f.close()
    cmd = '"%s" infer/modules/train/preprocess.py "%s" %s %s "%s/logs/%s" %s %.1f' % (
        config.python_cmd,
        trainset_dir,
        sr,
        n_p,
        now_dir,
        exp_dir,
        config.noparallel,
        config.preprocess_per,
    )
    logger.info("Execute: " + cmd)
    # , stdin=PIPE, stdout=PIPE,stderr=PIPE,cwd=now_dir
    p = Popen(cmd, shell=True)
    # 煞笔gr, popen read都非得全跑完了再一次性读取, 不用gr就正常读一句输出一句;只能额外弄出一个文本流定时读
    done = [False]
    threading.Thread(
        target=if_done,
        args=(
            done,
            p,
        ),
    ).start()
    while 1:
        with open("%s/logs/%s/preprocess.log" % (now_dir, exp_dir), "r") as f:
            yield (f.read())
        sleep(1)
        if done[0]:
            break
    with open("%s/logs/%s/preprocess.log" % (now_dir, exp_dir), "r") as f:
        log = f.read()
    logger.info(log)
    yield log


# but2.click(extract_f0,[gpus6,np7,f0method8,if_f0_3,trainset_dir4],[info2])
def extract_f0_feature(gpus, n_p, f0method, if_f0, exp_dir, version19, gpus_rmvpe):
    gpus = gpus.split("-")
    os.makedirs("%s/logs/%s" % (now_dir, exp_dir), exist_ok=True)
    f = open("%s/logs/%s/extract_f0_feature.log" % (now_dir, exp_dir), "w")
    f.close()
    if if_f0:
        if f0method != "rmvpe_gpu":
            cmd = (
                '"%s" infer/modules/train/extract/extract_f0_print.py "%s/logs/%s" %s %s'
                % (
                    config.python_cmd,
                    now_dir,
                    exp_dir,
                    n_p,
                    f0method,
                )
            )
            logger.info("Execute: " + cmd)
            p = Popen(
                cmd, shell=True, cwd=now_dir
            )  # , stdin=PIPE, stdout=PIPE,stderr=PIPE
            # 煞笔gr, popen read都非得全跑完了再一次性读取, 不用gr就正常读一句输出一句;只能额外弄出一个文本流定时读
            done = [False]
            threading.Thread(
                target=if_done,
                args=(
                    done,
                    p,
                ),
            ).start()
        else:
            if gpus_rmvpe != "-":
                gpus_rmvpe = gpus_rmvpe.split("-")
                leng = len(gpus_rmvpe)
                ps = []
                for idx, n_g in enumerate(gpus_rmvpe):
                    cmd = (
                        '"%s" infer/modules/train/extract/extract_f0_rmvpe.py %s %s %s "%s/logs/%s" %s '
                        % (
                            config.python_cmd,
                            leng,
                            idx,
                            n_g,
                            now_dir,
                            exp_dir,
                            config.is_half,
                        )
                    )
                    logger.info("Execute: " + cmd)
                    p = Popen(
                        cmd, shell=True, cwd=now_dir
                    )  # , shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE, cwd=now_dir
                    ps.append(p)
                # 煞笔gr, popen read都非得全跑完了再一次性读取, 不用gr就正常读一句输出一句;只能额外弄出一个文本流定时读
                done = [False]
                threading.Thread(
                    target=if_done_multi,  #
                    args=(
                        done,
                        ps,
                    ),
                ).start()
            else:
                cmd = (
                    config.python_cmd
                    + ' infer/modules/train/extract/extract_f0_rmvpe_dml.py "%s/logs/%s" '
                    % (
                        now_dir,
                        exp_dir,
                    )
                )
                logger.info("Execute: " + cmd)
                p = Popen(
                    cmd, shell=True, cwd=now_dir
                )  # , shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE, cwd=now_dir
                p.wait()
                done = [True]
        while 1:
            with open(
                "%s/logs/%s/extract_f0_feature.log" % (now_dir, exp_dir), "r"
            ) as f:
                yield (f.read())
            sleep(1)
            if done[0]:
                break
        with open("%s/logs/%s/extract_f0_feature.log" % (now_dir, exp_dir), "r") as f:
            log = f.read()
        logger.info(log)
        yield log
    # 对不同part分别开多进程
    """
    n_part=int(sys.argv[1])
    i_part=int(sys.argv[2])
    i_gpu=sys.argv[3]
    exp_dir=sys.argv[4]
    os.environ["CUDA_VISIBLE_DEVICES"]=str(i_gpu)
    """
    leng = len(gpus)
    ps = []
    for idx, n_g in enumerate(gpus):
        cmd = (
            '"%s" infer/modules/train/extract_feature_print.py %s %s %s %s "%s/logs/%s" %s %s'
            % (
                config.python_cmd,
                config.device,
                leng,
                idx,
                n_g,
                now_dir,
                exp_dir,
                version19,
                config.is_half,
            )
        )
        logger.info("Execute: " + cmd)
        p = Popen(
            cmd, shell=True, cwd=now_dir
        )  # , shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE, cwd=now_dir
        ps.append(p)
    # 煞笔gr, popen read都非得全跑完了再一次性读取, 不用gr就正常读一句输出一句;只能额外弄出一个文本流定时读
    done = [False]
    threading.Thread(
        target=if_done_multi,
        args=(
            done,
            ps,
        ),
    ).start()
    while 1:
        with open("%s/logs/%s/extract_f0_feature.log" % (now_dir, exp_dir), "r") as f:
            yield (f.read())
        sleep(1)
        if done[0]:
            break
    with open("%s/logs/%s/extract_f0_feature.log" % (now_dir, exp_dir), "r") as f:
        log = f.read()
    logger.info(log)
    yield log


def get_pretrained_models(path_str, f0_str, sr2):
    if_pretrained_generator_exist = os.access(
        "assets/pretrained%s/%sG%s.pth" % (path_str, f0_str, sr2), os.F_OK
    )
    if_pretrained_discriminator_exist = os.access(
        "assets/pretrained%s/%sD%s.pth" % (path_str, f0_str, sr2), os.F_OK
    )
    if not if_pretrained_generator_exist:
        logger.warning(
            "assets/pretrained%s/%sG%s.pth not exist, will not use pretrained model",
            path_str,
            f0_str,
            sr2,
        )
    if not if_pretrained_discriminator_exist:
        logger.warning(
            "assets/pretrained%s/%sD%s.pth not exist, will not use pretrained model",
            path_str,
            f0_str,
            sr2,
        )
    return (
        (
            "assets/pretrained%s/%sG%s.pth" % (path_str, f0_str, sr2)
            if if_pretrained_generator_exist
            else ""
        ),
        (
            "assets/pretrained%s/%sD%s.pth" % (path_str, f0_str, sr2)
            if if_pretrained_discriminator_exist
            else ""
        ),
    )


def change_sr2(sr2, if_f0_3, version19):
    path_str = "" if version19 == "v1" else "_v2"
    f0_str = "f0" if if_f0_3 else ""
    return get_pretrained_models(path_str, f0_str, sr2)


def change_version19(sr2, if_f0_3, version19):
    path_str = "" if version19 == "v1" else "_v2"
    if sr2 == "32k" and version19 == "v1":
        sr2 = "40k"
    to_return_sr2 = (
        {"choices": ["40k", "48k"], "__type__": "update", "value": sr2}
        if version19 == "v1"
        else {"choices": ["40k", "48k", "32k"], "__type__": "update", "value": sr2}
    )
    f0_str = "f0" if if_f0_3 else ""
    return (
        *get_pretrained_models(path_str, f0_str, sr2),
        to_return_sr2,
    )


def change_f0(if_f0_3, sr2, version19):  # f0method8,pretrained_G14,pretrained_D15
    path_str = "" if version19 == "v1" else "_v2"
    return (
        {"visible": if_f0_3, "__type__": "update"},
        {"visible": if_f0_3, "__type__": "update"},
        *get_pretrained_models(path_str, "f0" if if_f0_3 == True else "", sr2),
    )


# but3.click(click_train,[exp_dir1,sr2,if_f0_3,save_epoch10,total_epoch11,batch_size12,if_save_latest13,pretrained_G14,pretrained_D15,gpus16])
def click_train(
    exp_dir1,
    sr2,
    if_f0_3,
    spk_id5,
    save_epoch10,
    total_epoch11,
    batch_size12,
    if_save_latest13,
    pretrained_G14,
    pretrained_D15,
    gpus16,
    if_cache_gpu17,
    if_save_every_weights18,
    version19,
    author,
):
    # 生成filelist
    exp_dir = "%s/logs/%s" % (now_dir, exp_dir1)
    os.makedirs(exp_dir, exist_ok=True)
    gt_wavs_dir = "%s/0_gt_wavs" % (exp_dir)
    feature_dir = (
        "%s/3_feature256" % (exp_dir)
        if version19 == "v1"
        else "%s/3_feature768" % (exp_dir)
    )
    if if_f0_3:
        f0_dir = "%s/2a_f0" % (exp_dir)
        f0nsf_dir = "%s/2b-f0nsf" % (exp_dir)
        names = (
            set([name.split(".")[0] for name in os.listdir(gt_wavs_dir)])
            & set([name.split(".")[0] for name in os.listdir(feature_dir)])
            & set([name.split(".")[0] for name in os.listdir(f0_dir)])
            & set([name.split(".")[0] for name in os.listdir(f0nsf_dir)])
        )
    else:
        names = set([name.split(".")[0] for name in os.listdir(gt_wavs_dir)]) & set(
            [name.split(".")[0] for name in os.listdir(feature_dir)]
        )
    opt = []
    for name in names:
        if if_f0_3:
            opt.append(
                "%s/%s.wav|%s/%s.npy|%s/%s.wav.npy|%s/%s.wav.npy|%s"
                % (
                    gt_wavs_dir.replace("\\", "\\\\"),
                    name,
                    feature_dir.replace("\\", "\\\\"),
                    name,
                    f0_dir.replace("\\", "\\\\"),
                    name,
                    f0nsf_dir.replace("\\", "\\\\"),
                    name,
                    spk_id5,
                )
            )
        else:
            opt.append(
                "%s/%s.wav|%s/%s.npy|%s"
                % (
                    gt_wavs_dir.replace("\\", "\\\\"),
                    name,
                    feature_dir.replace("\\", "\\\\"),
                    name,
                    spk_id5,
                )
            )
    fea_dim = 256 if version19 == "v1" else 768
    if if_f0_3:
        for _ in range(2):
            opt.append(
                "%s/logs/mute/0_gt_wavs/mute%s.wav|%s/logs/mute/3_feature%s/mute.npy|%s/logs/mute/2a_f0/mute.wav.npy|%s/logs/mute/2b-f0nsf/mute.wav.npy|%s"
                % (now_dir, sr2, now_dir, fea_dim, now_dir, now_dir, spk_id5)
            )
    else:
        for _ in range(2):
            opt.append(
                "%s/logs/mute/0_gt_wavs/mute%s.wav|%s/logs/mute/3_feature%s/mute.npy|%s"
                % (now_dir, sr2, now_dir, fea_dim, spk_id5)
            )
    shuffle(opt)
    with open("%s/filelist.txt" % exp_dir, "w") as f:
        f.write("\n".join(opt))
    logger.debug("Write filelist done")
    logger.info("Use gpus: %s", str(gpus16))
    if pretrained_G14 == "":
        logger.info("No pretrained Generator")
    if pretrained_D15 == "":
        logger.info("No pretrained Discriminator")
    if version19 == "v1" or sr2 == "40k":
        config_path = "v1/%s.json" % sr2
    else:
        config_path = "v2/%s.json" % sr2
    config_save_path = os.path.join(exp_dir, "config.json")
    if not pathlib.Path(config_save_path).exists():
        with open(config_save_path, "w", encoding="utf-8") as f:
            json.dump(
                config.json_config[config_path],
                f,
                ensure_ascii=False,
                indent=4,
                sort_keys=True,
            )
            f.write("\n")
    cmd = (
        '"%s" infer/modules/train/train.py -e "%s" -sr %s -f0 %s -bs %s -te %s -se %s %s %s -l %s -c %s -sw %s -v %s -a "%s"'
        % (
            config.python_cmd,
            exp_dir1,
            sr2,
            1 if if_f0_3 else 0,
            batch_size12,
            total_epoch11,
            save_epoch10,
            '-pg "%s"' % pretrained_G14 if pretrained_G14 != "" else "",
            '-pd "%s"' % pretrained_D15 if pretrained_D15 != "" else "",
            1 if if_save_latest13 == i18n("Yes") else 0,
            1 if if_cache_gpu17 == i18n("Yes") else 0,
            1 if if_save_every_weights18 == i18n("Yes") else 0,
            version19,
            author,
        )
    )
    if gpus16:
        cmd += ' -g "%s"' % (gpus16)

    logger.info("Execute: " + cmd)
    p = Popen(cmd, shell=True, cwd=now_dir)
    p.wait()
    return "Training complete. You can check the training logs in the console or the 'train.log' file under the experiment folder."


# but4.click(train_index, [exp_dir1], info3)
def train_index(exp_dir1, version19):
    # exp_dir = "%s/logs/%s" % (now_dir, exp_dir1)
    exp_dir = "logs/%s" % (exp_dir1)
    os.makedirs(exp_dir, exist_ok=True)
    feature_dir = (
        "%s/3_feature256" % (exp_dir)
        if version19 == "v1"
        else "%s/3_feature768" % (exp_dir)
    )
    if not os.path.exists(feature_dir):
        return "请先进行特征提取!"
    listdir_res = list(os.listdir(feature_dir))
    if len(listdir_res) == 0:
        return "请先进行特征提取！"
    infos = []
    npys = []
    for name in sorted(listdir_res):
        phone = np.load("%s/%s" % (feature_dir, name))
        npys.append(phone)
    big_npy = np.concatenate(npys, 0)
    big_npy_idx = np.arange(big_npy.shape[0])
    np.random.shuffle(big_npy_idx)
    big_npy = big_npy[big_npy_idx]
    if big_npy.shape[0] > 2e5:
        infos.append("Trying doing kmeans %s shape to 10k centers." % big_npy.shape[0])
        yield "\n".join(infos)
        try:
            big_npy = (
                MiniBatchKMeans(
                    n_clusters=10000,
                    verbose=True,
                    batch_size=256 * config.n_cpu,
                    compute_labels=False,
                    init="random",
                )
                .fit(big_npy)
                .cluster_centers_
            )
        except:
            info = traceback.format_exc()
            logger.info(info)
            infos.append(info)
            yield "\n".join(infos)

    np.save("%s/total_fea.npy" % exp_dir, big_npy)
    n_ivf = min(int(16 * np.sqrt(big_npy.shape[0])), big_npy.shape[0] // 39)
    infos.append("%s,%s" % (big_npy.shape, n_ivf))
    yield "\n".join(infos)
    index = faiss.index_factory(256 if version19 == "v1" else 768, "IVF%s,Flat" % n_ivf)
    # index = faiss.index_factory(256if version19=="v1"else 768, "IVF%s,PQ128x4fs,RFlat"%n_ivf)
    infos.append("training")
    yield "\n".join(infos)
    index_ivf = faiss.extract_index_ivf(index)  #
    index_ivf.nprobe = 1
    index.train(big_npy)
    faiss.write_index(
        index,
        "%s/trained_IVF%s_Flat_nprobe_%s_%s_%s.index"
        % (exp_dir, n_ivf, index_ivf.nprobe, exp_dir1, version19),
    )
    infos.append("adding")
    yield "\n".join(infos)
    batch_size_add = 8192
    for i in range(0, big_npy.shape[0], batch_size_add):
        index.add(big_npy[i : i + batch_size_add])
    index_save_path = "%s/added_IVF%s_Flat_nprobe_%s_%s_%s.index" % (
        exp_dir,
        n_ivf,
        index_ivf.nprobe,
        exp_dir1,
        version19,
    )
    faiss.write_index(index, index_save_path)
    infos.append(i18n("Successfully built index into") + " " + index_save_path)
    link_target = "%s/%s_IVF%s_Flat_nprobe_%s_%s_%s.index" % (
        outside_index_root,
        exp_dir1,
        n_ivf,
        index_ivf.nprobe,
        exp_dir1,
        version19,
    )
    try:
        link = os.link if platform.system() == "Windows" else os.symlink
        link(index_save_path, link_target)
        infos.append(i18n("Link index to outside folder") + " " + link_target)
    except:
        infos.append(
            i18n("Link index to outside folder")
            + " "
            + link_target
            + " "
            + i18n("Fail")
        )

    # faiss.write_index(index, '%s/added_IVF%s_Flat_FastScan_%s.index'%(exp_dir,n_ivf,version19))
    # infos.append("成功构建索引，added_IVF%s_Flat_FastScan_%s.index"%(n_ivf,version19))
    yield "\n".join(infos)


# but5.click(train1key, [exp_dir1, sr2, if_f0_3, trainset_dir4, spk_id5, gpus6, np7, f0method8, save_epoch10, total_epoch11, batch_size12, if_save_latest13, pretrained_G14, pretrained_D15, gpus16, if_cache_gpu17], info3)
def train1key(
    exp_dir1,
    sr2,
    if_f0_3,
    trainset_dir4,
    spk_id5,
    np7,
    f0method8,
    save_epoch10,
    total_epoch11,
    batch_size12,
    if_save_latest13,
    pretrained_G14,
    pretrained_D15,
    gpus16,
    if_cache_gpu17,
    if_save_every_weights18,
    version19,
    gpus_rmvpe,
    author,
):
    infos = []

    def get_info_str(strr):
        infos.append(strr)
        return "\n".join(infos)

    # step1:Process data
    yield get_info_str(i18n("Step 1: Processing data"))
    [get_info_str(_) for _ in preprocess_dataset(trainset_dir4, exp_dir1, sr2, np7)]

    # step2a:提取音高
    yield get_info_str(i18n("step2:Pitch extraction & feature extraction"))
    [
        get_info_str(_)
        for _ in extract_f0_feature(
            gpus16, np7, f0method8, if_f0_3, exp_dir1, version19, gpus_rmvpe
        )
    ]

    # step3a:Train model
    yield get_info_str(i18n("Step 3a: Model training started"))
    click_train(
        exp_dir1,
        sr2,
        if_f0_3,
        spk_id5,
        save_epoch10,
        total_epoch11,
        batch_size12,
        if_save_latest13,
        pretrained_G14,
        pretrained_D15,
        gpus16,
        if_cache_gpu17,
        if_save_every_weights18,
        version19,
        author,
    )
    yield get_info_str(
        i18n(
            "Training complete. You can check the training logs in the console or the 'train.log' file under the experiment folder."
        )
    )

    # step3b:训练索引
    [get_info_str(_) for _ in train_index(exp_dir1, version19)]
    yield get_info_str(i18n("All processes have been completed!"))


#                    ckpt_path2.change(change_info_,[ckpt_path2],[sr__,if_f0__])
def change_info_(ckpt_path):
    if not os.path.exists(ckpt_path.replace(os.path.basename(ckpt_path), "train.log")):
        return {"__type__": "update"}, {"__type__": "update"}, {"__type__": "update"}
    try:
        with open(
            ckpt_path.replace(os.path.basename(ckpt_path), "train.log"), "r"
        ) as f:
            info = eval(f.read().strip("\n").split("\n")[0].split("\t")[-1])
            sr, f0 = info["sample_rate"], info["if_f0"]
            version = "v2" if ("version" in info and info["version"] == "v2") else "v1"
            return sr, str(f0), version
    except:
        traceback.print_exc()
        return {"__type__": "update"}, {"__type__": "update"}, {"__type__": "update"}


F0GPUVisible = config.dml == False


def change_f0_method(f0method8):
    if f0method8 == "rmvpe_gpu":
        visible = F0GPUVisible
    else:
        visible = False
    return {"visible": visible, "__type__": "update"}