#!/usr/bin/env python3


from datetime import datetime, timedelta

def calculate_reach_date(current_hours, max_hours, hours_added_bi_weekly):
    """
    Calculate the date when the maximum allowed hours will be reached.

    Parameters:
    - current_hours (float): The current total hours provided by the user.
    - max_hours (float): The maximum hours allowed.
    - hours_added_bi_weekly (float): The number of hours added every two weeks.

    Returns:
    - datetime.date: The estimated date when the max hours will be reached.
    """
    # Calculate the difference needed to reach max
    hours_needed = max_hours - current_hours

    # Calculate the number of bi-weekly periods needed
    bi_weekly_periods_needed = hours_needed / hours_added_bi_weekly

    # Calculate the days needed
    days_needed = bi_weekly_periods_needed * 14 # 14 days in 2 weeks

    # Calculate the reach date
    current_date = datetime.now()
    reach_date = current_date + timedelta(days=days_needed)

    return reach_date

# Constants
MAX_HOURS = 240
HOURS_ADDED_BI_WEEKLY = 6.15384615
# HOURS_ADDED_BI_WEEKLY = 7.69230769
LAST_KNOWN_PTO_BALANCE = 220.08  # Example last known PTO balance

# Display the last known PTO balance for easy copying
print(f"Last known PTO balance: {LAST_KNOWN_PTO_BALANCE}")

# User input with a prompt that includes the copy-paste line
current_hours_input = input("Enter the current hours (copy and paste the 'Last known PTO balance' here): ")

# Convert input to float
current_hours = float(current_hours_input.strip())

# Calculate
reach_date = calculate_reach_date(current_hours, MAX_HOURS, HOURS_ADDED_BI_WEEKLY)

# Output
print(f"Current date: {datetime.now().strftime('%Y-%m-%d')}")
print(f"You will reach the maximum hours on: {reach_date.strftime('%Y-%m-%d')}")