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#!/usr/bin/python3

import polib
from googletrans import Translator, LANGCODES
from time import sleep

def main():
    ttl = Translator()
    po = polib.pofile('in.po')
    cnt = 0
    print(f"Current progress: {str(po.percent_translated())}")
    print("Initiating")

    src_language = 'english'
    src_language_code = LANGCODES.get(src_language)
    if src_language_code is None:
        print(f"Error: '{src_language}' language is invalid. Please check 'src_language' variable. Here is the list of valid languages: {', '.join(LANGCODES.keys())}")
        return

    dest_language = 'portuguese'
    dest_language_code = LANGCODES.get(dest_language)
    if dest_language_code is None:
        print(f"Error: '{dest_language}' language is invalid. Please check 'dest_language' variable. Here is the list of valid languages: {', '.join(LANGCODES.keys())}")
        return

    for e in po.untranslated_entries():
        if "#" not in e.msgid and "%%" not in e.msgid:
            cnt += 1

            try:
                e.msgstr = ttl.translate(str(e.msgid), src=src_language_code, dest=dest_language_code).text
            except Exception as ex:
                print(ex)

            sleep(0.25)
            print(f"{e.msgid}\n-> {e.msgstr}")

            if (cnt % 20) == 0:
                po.save()
                sleep(1)  # Safety timer
                print("\033[33;1mSaved Successfully\033[0m")

    po.save()
    print(f"Translated {cnt} entries")
    print(f"Progress afterwards: {str(po.percent_translated())}")


if __name__ == '__main__':
    main()