import os
import random
import tempfile
from string import ascii_letters

from dotenv import dotenv_values

from pytestpavement.helper.filehasher import calc_hash_of_file
from pytestpavement.io.minio import MinioClient


class TestMinio():

    #read .env file
    config = dotenv_values(".env")

    bucket = 'pytest'

    client = MinioClient(url=config['S3_HOST'],
                         access_key=config['S3_ACCESS_KEY'],
                         secret_key=config['S3_PASSWD'],
                         secure=False,
                         bucket=bucket)

    def test_init_minio(self) -> None:
        return

    def test_upload_file(self) -> None:
        """
        generate dummy file and upload to s3 bucket
        
        """

        with tempfile.TemporaryDirectory() as tmpdirname:

            #generate testfile
            n = 1024**2
            n = 1000

            file_orig = os.path.join(tmpdirname, 'textfile.txt')
            with open(file_orig, 'w') as f:
                f.write(''.join(
                    [random.choice(ascii_letters) for l in range(n)]))

            filehash_orig = calc_hash_of_file(file_orig)

            self.client.compress_and_upload_file(file_orig,
                                                 'test',
                                                 metadata={'lab': '123'})