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#!usr/bin/env python3
# satscalc.py - script to help with billing for Norwegian film workers
# Copyright (C) 2021 Sander Skjegstad
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see https://www.gnu.org/licenses/
import datetime
def timeInput(prompt, fulldate=False):
if fulldate:
formatprompt="YY/MM/DD HrMn"
strpformat="%y/%m/%d %H%M"
else:
formatprompt="HrMn"
strpformat="%H%M"
while True:
print(prompt)
print(formatprompt)
i = input()
# If empty, return empty string
if i=="": return ""
try:
t = datetime.datetime.strptime(i, strpformat)
break
except ValueError:
print("Wrong format. Try again.")
return t
def hours_between(time1, time2):
"""Returns the difference beween two times."""
if time2 > time1:
return (time2 - time1).total_seconds()/3600
return (time1 - time2).total_seconds()/3600
def calc_overtime_factor(hours, warned):
"""Loops through and sums together hour-pay-factor for every hour of overtime"""
output = 0
hours_passed = 1
if warned:
time_and_half_length = 3
else:
time_and_half_length = 1
while hours > 0:
if hours_passed <= time_and_half_length:
# 50% extra for the first 3 hours of warned overtime, first 1 hour of unwarned.
output += 1.5 * min(1, hours)
elif hours_passed <= 7:
# 100% extra for all overtime beyond 3 hours.
output += 2 * min(1, hours)
else:
# 200% extra for all overtime beyond 7 hours.
# FIXME: The actual rule is 200% extra for anything beyond a 14-hour day, but since there is no support for pre-call work yet, this is fine. For now.
output += 3 * min(1, hours)
hours -= 1
hours_passed += 1
return output
def floatify(hour, minutes):
# Turns hour and minute into a single float that is easier to do math with
return float(hour+(minutes/60.0))
if __name__ == "__main__":
print("This program comes with ABSOLUTELY NO WARRANTY.")
print("This is free software, and you are welcome to redistribute it")
print("under the conditions of the GPL, v3 or later.\n")
baserate = int(input("What's your base dayrate (sats)? "))
hourly_rate = baserate/7.5
print("Hourly rate:", str(hourly_rate))
social_costs = not "n" in input("Add 26% social costs? [y/n] ").lower()
print("\nTime to add your hours of work.\n")
# --- Data gathering loop ---
workdays = []
while True:
calltime = timeInput("CALL TIME (24-hour format. Leave blank to continue.)", True)
if calltime == "":
break
wraptime = timeInput("\nWRAP TIME (24-hour format)")
# Giving wrap same date as call
wraptime = wraptime.replace(year=calltime.year, month=calltime.month, day=calltime.day)
# If clock nr at wrap is equal to or lower than call, then a day has passed.
if floatify(wraptime.hour, wraptime.minute) <= floatify(calltime.hour, calltime.minute):
wraptime += datetime.timedelta(days=1)
difference = wraptime-calltime
hours_worked = difference.total_seconds()/3600
print("\nCalltime:",calltime)
print(f"Wraptime:",wraptime)
print(f"Delta: {hours_worked} hours.\n")
# This part makes no sense. Don't worry. It'll be made to make sense.
overtime = hours_worked > 8
if overtime:
overtime_hours = hours_worked-8
print("Overtime detected.")
warned_overtime = "y" in input("Was this overtime warned about before 12 o'clock the day before? [y/n]: ").lower()
if warned_overtime:
if "n" in input("Was it warned of entirely? [y/n] ").lower():
#overtime_warned_until = timeInput("Until what time was it warned?")
print("Feature not yet implemented.")
workdays.append({
"call": calltime,
"wrap": wraptime,
"otw": warned_overtime,
"ot": overtime_hours,
})
else:
workdays.append({
"call": calltime,
"wrap": wraptime,
})
# --- Price calculation ---
# NOTE:
# First hour of warned overtime are 50%, unwarned is 100%
# Any work between 22:00 and 06:00 gets at least a 100% bonus
# If you get warned about some overtime, but they go beyond that, anything beyond that should be treated as thouogh it was unwarned.
# This means I'll eventually have to implement asking for the specific time things were supposed to be done.
# TODO: Take weekends into account.
for day_index, each_day in enumerate(workdays):
if day_index > 0:
previous_day = workdays[day_index-1]
# TODO: Possibly just put the stuff about 10 hours minimum between workdays here. That's a 200% bonus.
else:
previous_day = 0
worktime = hours_between(each_day["call"], each_day["wrap"])
each_day["hours"] = worktime
if worktime == 8:
each_day["category"] = "Normal day"
each_day["price"] = round(baserate, 2)
elif worktime > 8:
each_day["category"] = "Overtime"
overtime = worktime-8
ot_factor = calc_overtime_factor(overtime, each_day["otw"])
each_day["price"] = round(baserate + (hourly_rate*ot_factor), 2)
elif 4 < worktime < 8:
each_day["category"] = "Short day"
overtime = worktime-8
each_day["price"] = round(hourly_rate*worktime, 2)
elif worktime <= 4:
each_day["category"] = "4-hour limit"
each_day["price"] = round(hourly_rate*4, 2)
else:
print("This shouldn't be possible, something is very wrong.")
quit()
# --- Printing receipt ---
total = 0
print("Receipt")
print("-----\n")
print("\n\nCalculation via satscalc by SanJacobs.")
print("Please note point 15 (Disclaimer of Warranty) of the GPLv3.")
for day_index, each_day in enumerate(workdays):
print("\n---")
print(f"Day #{day_index+1}: {each_day['call'].date()} - {each_day['category']}\n")
print("Calltime:", str(each_day["call"].time()))
print("Finished:", str(each_day["wrap"].time()))
if "ot" in each_day:
print("Overtime:", each_day["ot"], "hour(s)")
print("Warned?", "Yes" if each_day["otw"] else "No")
print("Price:", each_day["price"])
total += each_day["price"]
print("\n\n-----")
if social_costs:
print("Sum:", total)
print("TOTAL:", round(total*1.26, 2))
else:
print("SUM AND TOTAL:", round(total, 2))
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