import os
import io
import re
import shutil

source_path = os.path.abspath(r'./src/pb/proto')
target_path = os.path.abspath(r'./src/pb/temop')

if not os.path.exists(target_path):
    os.makedirs(target_path)

if os.path.exists(source_path):
    # root 所指的是当前正在遍历的这个文件夹的本身的地址
    # dirs 是一个 list，内容是该文件夹中所有的目录的名字(不包括子目录)
    # files 同样是 list, 内容是该文件夹中所有的文件(不包括子目录)
    for root, dirs, files in os.walk(source_path):
        if not "google" in root:
          relative_path = root.split(source_path)[-1].strip("/")
          if len(relative_path) == 0:
            for file in files:
                folder = os.path.splitext(file)[1]
                if folder == ".proto":
                  src_file = os.path.join(root, file)
                  shutil.copy(src_file, target_path)
          else:
              for file in files:
                folder = os.path.splitext(file)[1]
                if folder == ".proto":
                  src_file = os.path.join(root, file)
                  out_file = os.path.join(target_path, file)
                  file_data = ""
                  print(src_file)
                  with io.open(src_file, "r", encoding='utf-8') as f:
                    for line in f:
                      if 'import' in line:
                        cite = re.findall(r"\"(.+?)\"",line)[0]
                        cpaths = cite.split("/")
                        if len(cpaths) == 2:
                          line = re.sub(
                            cite, cpaths[1], line)
                          print(line)
                      file_data += line
                  with io.open(out_file, "w", encoding='utf-8') as f:
                    f.write(file_data)  
cmdstr = 'npx pbjs -t json-module -w commonjs -o ./src/pb/proto.js ./src/pb/temop/*.proto'
print(cmdstr)
os.system(cmdstr)
print('copy files finished!')