"""

    AUTHOR:

        Khushal P Soonderji

    DATE:

        CREATED: Wed, 26th Nov, 2025
        UPDATED: Wed, 26th Nov, 2025

    OBJECTIVE:

        To achieve so-and-so-objective...

    REFERENCES:

        N/A

    DOWNLOADS:

        N/A

"""


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# To make sibling directories accessible for imports:
import sys
sys.path.append(".")
sys.path.append("..")

# For system-level activities:
import os
import copy

# To work with date and time:
import time
import datetime

# To work with tabulate data:
import pandas as pd

# Cosec-related:
from cosec_web.cosec_web import CosecWeb

# TCAOFF-related:
from helpers import tcaoff

# My utils:
from utils_v2.system import files
from utils_v2.string import json
from utils_v2.string import regex
from utils_v2.date_time import date_time

# To work with datatypes:
from typing import List, Dict, Any
from collections import defaultdict

# To run a cron-like scheduler:
from apscheduler.schedulers.background import BackgroundScheduler

# Needed functions:
from cron.reports import *


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# --- Nothing Yet


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# --- Nothing Yet


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# --- Nothing Yet


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# ***                                                   FUNCTIONS                                                   ***
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def manual_attendance(
        cosec_creds: dict,
        tcaoff_creds: dict,
        target_date: date_time.datetime
) -> None:

    """
    To mark yesterday's attendance.
    :param cosec_creds: The credentials to use to log into Matrix COSEC.
    :param tcaoff_creds: The credentials to use to log into TCAOFF.
    :param target_date: The date to sync attendance.
    :return: None.
    """

    print("ATTENDANCE SYNC")

    # Try the whole process once:
    try:

        # Log in to TCAOFF:
        tcaoff.login(tcaoff_creds)

        # IN-OUT SUMMARY REPORT:
        try:

            # Get the previous day's In/Out Summary and then wait
            # for the driver's resources to get freed:
            success = get_in_out_summary(
                cosec_creds = cosec_creds,
                target_date = target_date,
                cache_file = prev_day_in_out_summary_cache_file
            )

            # Sync data between Cosec and TCAOFF:
            if success:
                print("IN/OUT SUMMARY: Sync'ing with TCAOFF")
                sync_attendance_to_tcaoff(
                    tcaoff_creds = tcaoff_creds,
                    cosec_in_out_summary = json.from_file(prev_day_in_out_summary_cache_file),
                )

        # If something goes wrong:
        except Exception as e:
            print("IN-OUT SUMMARY FETCH FAILED!")
            raise

        # Log out from TCAOFF:
        tcaoff.logout(tcaoff_creds)

    # If TCAOFF's login or logout fails:
    except Exception as e:
        print("REPORT CRON FAILED LOOP!")
        print("EXCEPTION:", e)
        tcaoff.logout(tcaoff_creds)


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if __name__ == "__main__":

    import argparse
    parser = argparse.ArgumentParser(description = "Manual attendance sync. script.")
    parser.add_argument(
        "--from-date",
        help = "The date from which you want to sync attendance.",
        default = date_time.get_current_ist_date_time()
    )
    parser.add_argument(
        "--to-date",
        help = "The date till when you want to sync attendance.",
        default = date_time.get_current_ist_date_time()
    )
    args = parser.parse_args()
    args.from_date = date_time.parse_date_time(args.from_date, timezone = date_time.TIMEZONE_IST)
    args.to_date = date_time.parse_date_time(args.to_date, timezone = date_time.TIMEZONE_IST)
    if args.from_date > args.to_date: args.from_date, args.to_date = args.to_date, args.from_date
    print("From Date:", args.from_date)
    print("  To Date:", args.to_date)

    dates_list = [args.from_date]
    while args.from_date < args.to_date:
        args.from_date = args.from_date + datetime.timedelta(days = 1)
        dates_list.append(args.from_date)
    print(f"DATES ({len(dates_list)}):", dates_list)

    # Load the credentials:
    cosec_creds = json.from_file(cosec_creds_file)
    tcaoff_creds = json.from_file(tcaoff_creds_file)

    # Run the attendance for each specified date:
    for target_date in dates_list:
        print("TARGET DATE:", target_date)
        manual_attendance(
            cosec_creds = cosec_creds,
            tcaoff_creds = tcaoff_creds,
            target_date = date_time.parse_date_time(
                target_date,
                date_formats = [
                    "%Y%m%d",
                    "%Y-%m-%d"
                ],
            ) + date_time.timedelta(
                hours = 23,
                minutes = 59
            )
        )