# this file available at: https://arachnoid.com/files/python01/
from enum import Enum
from typing import Dict

class Weekdays(Enum):
    SUN = 'Sunday'
    MON = 'Monday'
    TUE = 'Tuesday'
    WED = 'Wednesday'
    THU = 'Thursday'
    FRI = 'Friday'
    SAT = 'Saturday'
    ERR = 'NotADay'

def activities_a(day: Weekdays) -> None:
    print(f'{day.value:12s} : ',end='')
    match day:
        case Weekdays.MON: print('New work week.')
        case Weekdays.TUE: print('Meet boss for lunch.')
        case Weekdays.WED: print('Golf in the PM.')
        case Weekdays.THU: print('Board meeting.')
        case Weekdays.FRI: print('TGIF!')
        case Weekdays.SAT: print('Go fishing.')
        case Weekdays.SUN: print('Sleep in.')
        case _: print(f'Error: value {day.value} is undefined.')

def activities_b(day:Weekdays) -> None:
    actions : Dict[Weekdays,str] = {
        Weekdays.MON: 'New work week.',
        Weekdays.TUE: 'Meet boss for lunch.',
        Weekdays.WED: 'Golf in the PM.',
        Weekdays.THU: 'Board meeting.',
        Weekdays.FRI: 'TGIF!',
        Weekdays.SAT: 'Go fishing.',
        Weekdays.SUN: 'Sleep in.',
    }
    try:
        print(f'{day.value:12s} : {actions[day]}')
    except KeyError:
        print(f'{day.value:12s} : Key error: key {day.value} is undefined.')

def main():
    for day in Weekdays: activities_b(day)

if __name__ == "__main__":
    main()