import sys
import re

def extract_init_time(file_contents):
    lines = file_contents.split('\n')
    init_time = None

    for line in lines:
        if line.startswith("InitTime:"):
            init_time_str = line.split(":")[1].strip()
            init_time = float(init_time_str.split()[0])
            break

    return init_time

def extract_time_accesses(file_contents):
    time_accesses_section = re.search(r'time accesses:\s+([\d.]+) ms', file_contents)
    if time_accesses_section:
        time_accesses = float(time_accesses_section.group(1))
        return time_accesses
    else:
        return None

def extract_max_bytes_sent(file_contents):
    communication_section = re.search(r'communication accesses: {(.*?)}', file_contents, re.DOTALL)
    if communication_section:
        communication_stats = communication_section.group(1)
        num_bytes_sent = [int(match.group(1)) for match in re.finditer(r'num_bytes_sent: (\d+)', communication_stats)]
        max_bytes_sent = max(num_bytes_sent)
        return max_bytes_sent
    else:
        return None

def extract_max_time_accesses(file_contents):
    max_time_accesses_section = re.search(r'Maximum time accesses: (\d+\.\d+) ms', file_contents)
    if max_time_accesses_section:
        max_time_accesses = float(max_time_accesses_section.group(1))
        return max_time_accesses
    else:
        return None

def extract_max_of_time_accesses(file_contents):
    max_of_time_accesses_section = re.search(r'Maximum of time accesses: (\d+\.\d+) ms', file_contents)
    if max_of_time_accesses_section:
        max_of_time_accesses = float(max_of_time_accesses_section.group(1))
        return max_of_time_accesses
    else:
        return None

def main():
    if len(sys.argv) != 2:
        print("Usage: python script.py <filename>")
        return

    filename = sys.argv[1]
    
    try:
        with open(filename, 'r') as file:
            file_contents = file.read()
            max_init_time = extract_init_time(file_contents)
            time_accesses = extract_time_accesses(file_contents)
            max_bytes_sent = extract_max_bytes_sent(file_contents)
            max_time_accesses = extract_max_time_accesses(file_contents)
            max_of_time_accesses = extract_max_of_time_accesses(file_contents)
            
           # if max_init_time is not None:
           #     print("Maximum InitTime:", max_init_time, "ms")
           # else:
           #     print("No InitTime found in the file.")
            
           # if time_accesses is not None:
           #     print("Time Accesses:", time_accesses, "ms")
           # else:
           #     print("No time accesses found in the file.")
            
            if max_bytes_sent is not None:
                print(max_bytes_sent)
            else:
                print("No communication stats found in the file.")

            if max_init_time is not None and time_accesses is not None:
                total_time = max_init_time + time_accesses
                print(total_time)
            else:
                print("Cannot calculate total time due to missing values.")
    except FileNotFoundError:
        print("File not found:", filename)

if __name__ == "__main__":
    main()