import json
from urllib.parse import urlparse, parse_qs

data = {}

def main():
    """
    Opens a HAR archive file "data.har" and prints a list of files (URLs)
    found in the archive.
    """
    har_file_path = "data.har"
    with open(har_file_path, 'r', encoding='utf-8') as f:
        har_data = json.load(f)

    entries = har_data.get('log', {}).get('entries', [])
    if not entries:
        print("No entries found in the HAR file.")
        return

    for entry in entries:
        response = entry.get('response', {})
        content = response.get('content', {})
        mime_type = content.get('mimeType', '')

        if not mime_type.startswith('image/'):
            continue

        request_obj = entry.get('request', {})
        request_url_str = request_obj.get('url')

        if not request_url_str:
            # If the entry's main request URL is missing, skip.
            continue

        parsed_request_url = urlparse(request_url_str)
        query_params = parse_qs(parsed_request_url.query)
        
        # The key for our 'data' dict is the value of the 'url' query parameter
        # from the request's URL string.
        key_from_query_param = query_params.get('url', [None])[0]

        if not key_from_query_param:
            # If the 'url' query parameter is not found in the request_url_str, skip.
            continue
            
        # The value for our 'data' dict is the response's base64 encoded text.
        response_text = content.get('text')

        if response_text is not None:
            # Ensure response_text is not None (it can be an empty string for 0-byte files)
            data[key_from_query_param] = response_text

    print("\nProcessed data (truncated values):")
    if not data:
        print("No data was processed and stored.")
    else:
        for key, value in data.items():
            if len(value) > 100:
                truncated_value = value[:100] + "..."
            else:
                truncated_value = value
            print(f"'{key}': '{truncated_value}'")


if __name__ == "__main__":
    main()