# sudo apt install ffmpeg
# ffmpeg-python > ffmpeg?	# don't install both

#!pip install -q yt-dlp
#!pip install -q ffmpeg-python
#!pip install -q ffmpeg
#!pip install -q pydub

#!pip install ffmpeg demucs yt_dlp diffq
#!pip install ffmpeg-python demucs yt_dlp diffq

import os
import glob
import re
import subprocess
from pathlib import Path
import time
import logging
from tqdm import tqdm
import subprocess

################################################################################
def phrase_found(line,x_phrase):
  """ """
  x_found = []
  for phrase in x_phrase:
    if phrase.lower() in line.lower():
      x_found.append(phrase)
  return x_found


def remove_line(in_file, out_file,x_phrase):
  """
  x_phrase = ['lam-truong','lan-ngoc','bang-kieu','huy-mc','trang-phap','ngoc-anh','hoang-dung','phuong-dung','thanh-ha','erik','anh-tuan']
  remove_line('/content/Thu_Phuong_links.txt', 'new_links.txt',x_phrase)  

  """
  x_buffer = []
  lines = open(in_file).readlines()
  for line in lines:
    found = phrase_found(line,x_phrase)
    if len(found) > 0:
      print(f'{found}\t{line}')
    else:
      x_buffer.append(line)

  with open(out_file,"w") as file:
    for line in x_buffer:
      file.write(line)

################################################################################

def check_subtitle(url):
  """
  """
  #import subprocess

  cmd = f"yt-dlp --list-subs {url}"
  result = subprocess.getoutput(cmd)
  #print(result)
  last_line = result.splitlines()[-1]
  #print(last_line)
  if 'no subtitles' in last_line:
    return False
  else:
    return True


def zingmp3_download(url, output_folder,subtitle='yes'):
  """
  """
  import os
  import subprocess

  os.makedirs(output_folder, exist_ok=True)

  if subtitle.lower() == 'yes' and check_subtitle(url) == True:
    command1 = f"yt-dlp -x '--write-subs' --audio-quality 'best' --audio-format mp3 -o '{output_folder}/%(title)s.%(ext)s' {url}"
    #command1 = f"yt-dlp -x '--write-subs' --audio-quality 'best' --audio-format mp3 -o '{output_folder}/%(title)s_%(id)s.%(ext)s' {url}"
    subprocess.call(command1, shell=True)
  else:
    command2 = f"yt-dlp -x --audio-quality 'best' --audio-format mp3 -o '{output_folder}/%(title)s_%(id)s.%(ext)s' {url}"
    subprocess.call(command2, shell=True)


################################################################################
def rename_lrc(zingmp3_dir):
  """
  rename *.origin.lrc --> *.lrc

  """
  
  #import glob
  #import re
  #import os

  files = glob.glob(f'{zingmp3_dir}/*.lrc')
  for current_file in files:
    if ".origin" in current_file:
      new_file = current_file.replace(".origin","")
      #print(new_file)
      os.rename(current_file, new_file)



def zingmp3_full(url_links,singer):
  """
  Download + Tar + saved to 'upload' folder
  url_links = '/content/Anh_Tuyet_links.txt'
  singer = 'Anh_Tuyet'
  zingmp3_full(url_links,singer)
  
  """
  import os
  from tqdm import tqdm

  #os.makedirs(singer, exist_ok=True)
  links = open(url_links).readlines()
  links.sort()  
  
  print('Downloading...')
  for url in tqdm(links):
    zingmp3_download(url, singer,subtitle='yes')
  
  print('Rename *.lrc ...')
  rename_lrc(singer)

  print('Compressing...')
  os.makedirs('upload', exist_ok=True)
  os.system(f'tar czf upload/{singer}.tar.gz {singer}')
  print(f'Finished. Saved to upload/{singer}.tar.gz')



################################################################################
def name_no_ext(folder,ext='txt'):
  """ """
  import os
  x_name = []
  files = os.listdir(folder)
  for file in files:
    if file.endswith(f'.{ext}'):
      name = os.path.splitext(file)[0]
      x_name.append(name)  
  return x_name


def the_same_name(dir_1,dir_2,ext1,ext2):
  """
  the_same_name(dir_1,dir_2,'TextGrid','mp3')

  """
  x1_name = name_no_ext(dir_1,ext1)
  x2_name = name_no_ext(dir_2,ext2)
  common = set(x1_name) & set(x2_name)
  return list(common)


def remove_unpaired_files(folder_path,ext1,ext2):
  """
  remove_unpaired_files('/content/songs','mp3','lrc')

  """  
  x_common = the_same_name(folder_path,folder_path,ext1,ext2)
  
  files = glob.glob(f'{folder_path}/*')
  len(files)
  for file in files:
    name = os.path.basename(file)
    name = os.path.splitext(name)[0]
    if name not in x_common:
      print(file)
      os.system(f'rm -f "{file}"')


################################################################################