import os

print('Read  ../translations/*.json')
LanguageCodeList = [ code.replace('.json', '') for code in os.listdir('../translations/') ]

print('Read  ./l10n_configs/config_templete.ts')
templete = ""
with open('./l10n_configs/config_templete.ts', 'r', encoding='utf-8') as file:
   templete = file.read()

for LanguageCode in LanguageCodeList:
   content = templete

   content = content.replace("$LanguageCode$", LanguageCode, -1)

   content = content.replace("$LanguageCodeEscaped$", LanguageCode.replace('-', '_', -1), -1)

   if (LanguageCode == 'en'):
      content = content.replace("$PathToPage$", '', -1)
   else:
      content = content.replace("$PathToPage$", '/' + LanguageCode, -1)

   print("Write ./l10n_configs/{}.ts".format(LanguageCode))

   with open('./l10n_configs/{}.ts'.format(LanguageCode), 'w+', encoding='utf-8') as file:
      file.write('/* This file is automatically generated by "gen_configs.py" */\n')
      file.write(content)

print("Write ./locales_config.ts")

with open('./locales_config.ts', 'w+', encoding='utf-8') as file:
   file.write('/* This file is automatically generated by "gen_configs.py" */\n')
   file.write(r"import type { SiteLocaleConfig } from '@vuepress/shared'" + '\n')
   file.write(r"import type { LocaleConfig } from '@vuepress/shared'" + '\n')

   file.write('\n')

   for LanguageCode in LanguageCodeList:
      LanguageCodeEscaped = LanguageCode.replace('-', '_', -1)
      file.write(r"import { mainConfig_")
      file.write(LanguageCodeEscaped)
      file.write(r", defaultThemeConfig_")
      file.write(LanguageCodeEscaped)
      file.write(r" } from './l10n_configs/")
      file.write(LanguageCode)
      file.write(".js'\n")

   file.write('\n')

   file.write(r"export const mainConfig: SiteLocaleConfig = {" + '\n')
   for LanguageCode in LanguageCodeList:
      file.write(r"    '")
      if (LanguageCode != 'en'):
         file.write(r"/")
         file.write(LanguageCode)
      file.write(r"/': mainConfig_")
      file.write(LanguageCode.replace('-', '_', -1))
      file.write(",\n")
   file.write(r"}" + '\n')

   file.write('\n')

   file.write(r"export const defaultThemeConfig: LocaleConfig = {" + '\n')
   for LanguageCode in LanguageCodeList:
      file.write(r"    '")
      if (LanguageCode != 'en'):
         file.write(r"/")
         file.write(LanguageCode)
      file.write(r"/': defaultThemeConfig_")
      file.write(LanguageCode.replace('-', '_', -1))
      file.write(",\n")
   file.write(r"}" + '\n')

print("** Done! **")