'''
Source files of snowfall, including CSS you can find at https://github.com/Artimon/pure-css-snowfall
'''


SNOWFLAKE_CHARACTERS = ['\U0001f342', '\U0001f49d', '\U0001f31f', '\U0001f381']
SNOWFLAKE_IMAGE_COUNT = 15

def generate_snowfall(snowflake_image_url):
    snowfall = []
    for char in SNOWFLAKE_CHARACTERS:
        snowfall.append(f'<span>{char}</span>')
    snowfall += [f'<img src="{snowflake_image_url}">'] * SNOWFLAKE_IMAGE_COUNT
    return snowfall